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| What's been found | Severity Level |
| Capability to send out email message(s) with the built-in SMTP client engine. | ![]() |
| Produces outbound traffic. | ![]() |
| Downloads/requests other files from Internet. | ![]() |
| Registers a 32-bit in-process server DLL. | ![]() |
| Registers a Browser Helper Object (Microsoft's Internet Explorer plugin module). | ![]() |
![]() | File System Modifications |
| # | Filename(s) | File Size | File Hash | Alias |
| 1 | %CommonAppData%\WeCareReminder\aspca.bmp | 6,856 bytes | MD5: 0x9B3020D102C80526D832706EE822C8EB SHA-1: 0x78AFF57A4008ED5D45A1D7CD8581294A63D9DE7B |
(not available) |
| 2 | %CommonAppData%\WeCareReminder\IEHelperv2.5.0.dll | 299,008 bytes | MD5: 0x0D9A6F93C5924E7066E3E4E65D2E52ED SHA-1: 0x1AFC7ACB2E590AE84BA9593A6AA7639701984B42 |
(not available) |
| 3 | %CommonAppData%\WeCareReminder\IEHelperv2.5.0PS.dll | 8,704 bytes | MD5: 0x66CDDDD95BD9284900FB30CCF7620D1A SHA-1: 0x53A41B8917279E7F4C11312431899154A5345022 |
(not available) |
| 4 | %CommonAppData%\WeCareReminder\MerchantHash.txt | 101,503 bytes | MD5: 0x445AB41B8601FF9E3F16549172B3543A SHA-1: 0xE0F041660C0FCBE0358E9F99396B52B62C37FFFF |
(not available) |
| 5 | %CommonAppData%\WeCareReminder\ReminderHelper.exe | 432,128 bytes | MD5: 0xA0E2E9146F53C34221A41C028387BB2A SHA-1: 0xD7EBD226DC5936729B28A08E95D296A396D02598 |
(not available) |
| 6 | %CommonAppData%\WeCareReminder\WCAutoUpdate.exe | 369,664 bytes | MD5: 0x37772FD5410F59E3E6A9606949525C2A SHA-1: 0x405255E8209FF71F520B9F1B6F904DEB0AC186A4 |
(not available) |
| 7 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\chrome\wecarereminder.jar | 92,560 bytes | MD5: 0xB0AFD1EF2B70EB325C120D1E9B2699DC SHA-1: 0x7E81067A82210AACAFD713E7F6329453FD5ED4FE |
(not available) |
| 8 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\chrome.manifest | 1,661 bytes | MD5: 0xA6A82565234B13C6A6F8DD5FF34C9357 SHA-1: 0x99BF4C0931CFC7427E3895B67829A62C405C5E00 |
(not available) |
| 9 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\components\httpModifyListener.js | 20,209 bytes | MD5: 0xB347A66669FDD9A79B6C86464CE676AC SHA-1: 0x7B4E09BB02978AAE7214EE48BAFA0E2C583041C4 |
(not available) |
| 10 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\components\WCR_MerchantHash.idl | 497 bytes | MD5: 0x1E8EE5C1674EEC89D8FFF4EC4079B036 SHA-1: 0x2224608E488AD6DF7698493BD530ECD381D96A27 |
(not available) |
| 11 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\components\WCR_MerchantHash.js | 3,140 bytes | MD5: 0xE60C31967306A91DC5F58DBBCF6409D6 SHA-1: 0x520ACD24C59ADC1D28A435F104C1752DE98F4900 |
(not available) |
| 12 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\components\WCR_MerchantHash.xpt | 375 bytes | MD5: 0x7C7B3B65DBB6628BB9E532490D2FB09E SHA-1: 0x45070AA9AE4DA0D815CCD7D52A12F72DF2E6CADD |
(not available) |
| 13 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\components\WCVisitedHash.idl | 663 bytes | MD5: 0x17757684E3DE55D64A696F5EB24C3CF0 SHA-1: 0x4922E3D57D881E80901FB4559CE5E370D308EC71 |
(not available) |
| 14 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\components\WCVisitedHash.js | 7,983 bytes | MD5: 0xEDE7CED055A69FF7386109FF9CBCD2CB SHA-1: 0x62E8F30C1C2D4DB39101FE647012E59E6920B9CC |
(not available) |
| 15 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\components\WCVisitedHash.xpt | 241 bytes | MD5: 0x4BFD325334421F683B7C724D0C9FA63D SHA-1: 0x1F4186843C778222575813EBA9B10468B64138EE |
(not available) |
| 16 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\defaults\preferences\wecarereminder.js | 1,172 bytes | MD5: 0x0628505DC4438F625E8440C2259E43E7 SHA-1: 0xDC0BB48F4CE3D81EF580576BB8616D351EB3420F |
(not available) |
| 17 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\install.rdf | 1,315 bytes | MD5: 0x5DB18223045E03D46A3A9E2A22DDDF99 SHA-1: 0x7FA6078249C1A2E88B473749EBA3F4E03CDD4F50 |
(not available) |
| 18 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\ltvid.xml | 82 bytes | MD5: 0x2DA58CF5C08322E4AD8D121A5AA12259 SHA-1: 0x470440F1842FC842CCDE0B50ECF81B305798D8CD |
(not available) |
| 19 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\MerchHash.txt | 69,256 bytes | MD5: 0x4EBDB9DAF2A2347ABB66E879C379FFE9 SHA-1: 0x25A0B263876154FC4A6ECAACD3D7F220CA89D1EB |
(not available) |
| 20 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\META-INF\manifest.mf | 1,821 bytes | MD5: 0x1CF47A81A6D83CB1F30B2AA469CF396F SHA-1: 0x88B31BF19F9491FEF663D0F9A1319FD692C9002D |
(not available) |
| 21 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\META-INF\zigbert.rsa | 1,905 bytes | MD5: 0x67C5E562B37C80F70434E9561C0A9984 SHA-1: 0x12F6E88BC935178B5FBCAF3B4F27B2ED47CAFD6A |
(not available) |
| 22 | %CommonAppData%\WeCareReminder\wecarereminder@bryan\META-INF\zigbert.sf | 1,929 bytes | MD5: 0x9D5BA09B9E9EF9D343A541DC915009F4 SHA-1: 0xAE7FC50FF1A85CCB71258F6D95E839B62DC96164 |
(not available) |
| 23 | %CommonAppData%\WeCareReminder\wecarereminderro.crx | 149,657 bytes | MD5: 0x12B5FAC40ACFCC51D216709C2E962F70 SHA-1: 0x88000210B40F09AEDA9C523C213BC968CEE1932F |
(not available) |
| 24 | %CommonDesktopDir%\Preview Nyan Cat Screensaver.lnk | 1,861 bytes | MD5: 0x9CB6BC26A3B42DA5218FB1B4BB1012A9 SHA-1: 0x3C1477D9AB7A7A7119F0CDF8FA79DBFD75E51849 |
(not available) |
| 25 | %CommonPrograms%\Nyan Cat\Preview Nyan Cat Screensaver.lnk | 1,873 bytes | MD5: 0xF58C3668971726BDD613B931D0032E23 SHA-1: 0x741993777341026EE315C87F16331C4F37DC36F6 |
(not available) |
| 26 | %CommonPrograms%\Nyan Cat\Uninstall Nyan Cat.lnk | 1,733 bytes | MD5: 0xEC39396B2803D25894F9380797B1568B SHA-1: 0xE1B7660A6D23FBF146397F0971C3248B0DAFC1C3 |
(not available) |
| 27 | %DesktopDir%\Install Nyan Cat Screensaver.lnk | 981 bytes | MD5: 0x3832DCC8FA5091CF6C48EAC7CAFE0A6D SHA-1: 0x22C87327381D54E6DFEA160C1C96E9F37BDE0024 |
(not available) |
| 28 | %Temp%\ICReinstall\[filename of the sample #1] | 463,080 bytes | MD5: 0x2FFAF0E364DF89C09730244014C0FDC3 SHA-1: 0x4D8F18DCCFB160331942D2AD006D68DEF99BECA4 |
packed with UPX [Kaspersky Lab] |
| 29 |
%Temp%\is1598539481\105672_Setup.DAT
%Temp%\is1598539481\52369_Setup.DAT %MyDocuments%\Nyan_Cat_Screensaver.exe |
8,202,841 bytes | MD5: 0x370D99E28D8773E695C2FF115ADF1F9C SHA-1: 0x2103F1A45F7C739D23285E7B0DC398DD91484D4F |
(not available) |
| 30 | %Temp%\is1598539481\351303159.cfg | 218 bytes | MD5: 0xD654521DFC0E20424C1850B88EA7C5A7 SHA-1: 0x39F6D3B000F5A4B3AFFB8B3190F68EEADA126A48 |
(not available) |
| 31 | %Temp%\is1598539481\513800.cfg | 218 bytes | MD5: 0x0A44AAD860B29B48F628DDBFC8AE9A49 SHA-1: 0x279519BE6B0A5645EECC67915458540AA73EF2CD |
(not available) |
| 32 | %Temp%\is1598539481\52381_Setup.CIS | 1,733,990 bytes | MD5: 0x4CC2E2DC4B9C7B7C212ABEB6889E7F75 SHA-1: 0x45A60F979F853EB97DA685E7FF23DC7DEECB592A |
(not available) |
| 33 | %Temp%\is1598539481\ReadOnlyInstaller.msi | 4,411,392 bytes | MD5: 0x4905C09876A61D8D2BB787F3F06BB4EE SHA-1: 0xBEF87F37B825A75663ADDC911557575E222C6F2E |
(not available) |
| 34 | %Temp%\ish211312\css\buttons.css | 1,238 bytes | MD5: 0xE10BA3C9C951F5555528C9B291334879 SHA-1: 0xE231BE4624910387AAAE4301D856DAB528F8522C |
(not available) |
| 35 | %Temp%\ish211312\css\ie6_main.css | 475 bytes | MD5: 0xEC8BC9B61645C661B1BD3DCC8F781B30 SHA-1: 0x96D9124BF9D0D0F2E343A372ED3460F9F0C2A7CA |
(not available) |
| 36 | %Temp%\ish211312\css\main.css | 4,562 bytes | MD5: 0x1D7B7D4B58AE79B4C4CADDE36B409242 SHA-1: 0xE3531BB7B293DD813C4B1A5481E71CB40B0E316A |
(not available) |
| 37 | %Temp%\ish211312\css\progress-bar.css | 508 bytes | MD5: 0xE1FCF8B6066AF9A266AE34738ED5C000 SHA-1: 0x4D1079CCDFE311B77177BED54163C7CC73D7D1BE |
(not available) |
| 38 | %Temp%\ish211312\defaultOffer\ad_html.txt | 233 bytes | MD5: 0xE321D82C7629CFB1D714779402DD23DD SHA-1: 0xD8560FE919A0F62DBCA5FAE957654F34E4D2F065 |
(not available) |
| 39 | %Temp%\ish211312\defaultOffer\images\techtracker.jpg | 26,693 bytes | MD5: 0x199832D24E8AA5EC99AE079E8BB5B1E7 SHA-1: 0x8DE13A46F38035B0D02E27A0656CC1E584787807 |
(not available) |
| 40 | %Temp%\ish211312\defaultOffer\TechTracker\TechTracker_code.txt | 2,966 bytes | MD5: 0xE695AFF87DE58D140142A47F4F4BA207 SHA-1: 0xE09D03AEE8B62B6AB56C7B7A2F1956A8BDA74CD1 |
(not available) |
| 41 | %Temp%\ish211312\defaultOffer\TechTracker\TechTracker_html.txt | 1,021 bytes | MD5: 0xD60E47EEE106B761F7D7676CE8E12A2D SHA-1: 0x2A458683BA295C7DB0A6615E8CDB567B79F2C4FD |
(not available) |
| 42 | %Temp%\ish211312\images\green_btn.png | 485 bytes | MD5: 0xB570EA77375823BE8510C0F27768ED62 SHA-1: 0x096ED270C93AD811039738B7FB53E05EAAE7F4BB |
(not available) |
| 43 | %Temp%\ish211312\images\grey_btn.png | 360 bytes | MD5: 0x501821D95E958528FED4747E4190B39F SHA-1: 0x70E3C15D3CE5853A67AA741EC701D3AF307D7BD9 |
(not available) |
| 44 | %Temp%\ish211312\images\loader.gif | 7,791 bytes | MD5: 0xEDB71146254D3B8EBAE18607E801398C SHA-1: 0x8775027DA6F6CC19C72D20C7F1615A01112E5D3C |
(not available) |
| 45 | %Temp%\ish211312\images\main.png | 22,145 bytes | MD5: 0x1A2AD75C0AF449D5719473655EF5AF04 SHA-1: 0x82C5BA738B9CD2508EA2D69DA7985D586A4F0DCA |
(not available) |
| 46 | %Temp%\ish211312\images\offer_box2.png | 3,024 bytes | MD5: 0x61F74251810068CB9EDAEAADA3C50D29 SHA-1: 0x3B779B8E723CA1E1E73AC534A2D415A18FB2DB6E |
(not available) |
| 47 | %Temp%\ish211312\images\pause_btn.png | 982 bytes | MD5: 0x14B92CBE22EF5A31A5533D0AB114537E SHA-1: 0xE428F1B0236F7A85FAF045237A7CD29A305D936C |
(not available) |
| 48 | %Temp%\ish211312\images\prod-icon.png | 4,622 bytes | MD5: 0xEF430C7CB8DAD930F9E51941593B2AF2 SHA-1: 0x03CA0848FD18014781B7C1DA5064A761E1F317F8 |
(not available) |
| 49 | %Temp%\ish211312\images\progress_bar.png | 456 bytes | MD5: 0x26588A39E960E2F5BA70FC082A8F02AF SHA-1: 0x116B62C07995D60F9BFC492296CC9C5C5A1AD26A |
(not available) |
| 50 | %Temp%\ish211312\images\resume_btn.png | 985 bytes | MD5: 0x05E22E0225F53B69A44B443540C20324 SHA-1: 0xAF5EB7EBF4F053B17D19A678EC84C329E632B2DF |
(not available) |
| 51 | %Temp%\ish211312\images\secure_dwnl.png | 2,862 bytes | MD5: 0x6F2B1F7689B06EEF2D9C4E5E00B9EE2E SHA-1: 0xBDB0B30006AF53427194EA79F0615992CB84A99B |
(not available) |
| 52 | %Temp%\ish211312\images\welcome_prod_box.png | 1,593 bytes | MD5: 0x93791BDB5453514A501AD84985B69824 SHA-1: 0x4FD167C14DDBC76472082C3C5ADB37052C96D6C0 |
(not available) |
| 53 | %Temp%\ish211312\images\zip_icon.png | 943 bytes | MD5: 0xA17CADDBEE24EF3FFB3DAA1D12EF3933 SHA-1: 0x728D11A32C5610D0362E9AED32F6F376CAD937DF |
(not available) |
| 54 | %Temp%\ish211312\locale\EN.locale | 2,450 bytes | MD5: 0x5128DACAA4884C07897B2A14E924CE2D SHA-1: 0x383A9A3F9EC01FA528A206802F75518638D79669 |
(not available) |
| 55 | %Temp%\ish211312\mask.bmp.Mask | 196 bytes | MD5: 0x6A385B06B6108CD109828A9F5F9FBE4C SHA-1: 0x8003481E740E7E02F32DF1C6866E0809BF59B1A9 |
(not available) |
| 56 | %Temp%\ish211312\sdk\exceptlist.txt | 34 bytes | MD5: 0xF01863CCE9F2A2E4DCEF02F285E561AF SHA-1: 0xE2CBA65BE3F487E3760CF8D9247D3F4F73FF8174 |
(not available) |
| 57 |
%Temp%\nsf10.tmp\AdvSplash.dll
%Temp%\nsm4.tmp\AdvSplash.dll
|
6,144 bytes | MD5: 0x13CC92F90A299F5B2B2F795D0D2E47DC SHA-1: 0xAA69EAD8520876D232C6ED96021A4825E79F542F |
(not available) |
| 58 |
%Temp%\nsf10.tmp\inetc.dll
|
0 bytes | MD5: 0xD41D8CD98F00B204E9800998ECF8427E SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709 |
(not available) |
| 59 |
%Temp%\nsf10.tmp\OCSetupHlp.dll
%Temp%\nsm4.tmp\OCSetupHlp.dll
|
768,328 bytes | MD5: 0x1FB4A4A1947E77C2F98C34C47018CAE7 SHA-1: 0x0EF4CF91C83A67C075C6FA5CA8E941EBA7951B39 |
(not available) |
| 60 |
%Temp%\nsf10.tmp\System.dll
%Temp%\nsm4.tmp\System.dll
|
11,264 bytes | MD5: 0xC17103AE9072A06DA581DEC998343FC1 SHA-1: 0xB72148C6BDFAADA8B8C3F950E610EE7CF1DA1F8D |
(not available) |
| 61 |
%Temp%\nsm4.tmp\BrandingURL.dll
|
4,096 bytes | MD5: 0x71C46B663BAA92AD941388D082AF97E7 SHA-1: 0x5A9FCCE065366A526D75CC5DED9AADE7CADD6421 |
(not available) |
| 62 |
%Temp%\nsm4.tmp\inetc.dll
|
24,576 bytes | MD5: 0x1EFBBF5A54EB145A1A422046FD8DFB2C SHA-1: 0xEC4EFD0A95BB72FD4CF47423647E33E5A3FDDF26 |
(not available) |
| 63 | %Temp%\nsm4.tmp\modern-header.bmp | 25,818 bytes | MD5: 0xD717C961B77315B3D5F9C08F7B30CFA8 SHA-1: 0xB00ED9F90D298F0C54B51498F43C182D252A2E32 |
(not available) |
| 64 | %Temp%\nsm4.tmp\modern-wizard.bmp | 154,542 bytes | MD5: 0xF71434A4E6D7A3CAD9B0C93F45F7546D SHA-1: 0x01F7928F6C028AF6A7F2DBB19B9D35FB185A78BB |
(not available) |
| 65 | %ProgramFiles%\ScreenSaverGift\Nyan Cat\Nyan Cat\Nyan Cat.scr | 8,320,080 bytes | MD5: 0xBA12FC9B3DFBCC99B0DD2F3AF6BE05DA SHA-1: 0x799039B0683E0CEDB0D169541479F920ECCE29F5 |
(not available) |
| 66 | %ProgramFiles%\ScreenSaverGift\Nyan Cat\Nyan Cat\screen.ico | 136,606 bytes | MD5: 0xF153B664965E12FFC0BB49FBBF8AAD7C SHA-1: 0x506391747EE33B786FC5AF2472740A5C15B75F18 |
(not available) |
| 67 | %ProgramFiles%\ScreenSaverGift\Nyan Cat\Nyan Cat\screensavergift.ico | 11,502 bytes | MD5: 0x1559FB3269A39E22C31DE910E9D76F51 SHA-1: 0x9B1D4EC5EC45934B120789C81E254DCDC17F9704 |
(not available) |
| 68 | %ProgramFiles%\ScreenSaverGift\Nyan Cat\Nyan Cat\Uninstall Nyan Cat.exe | 219,697 bytes | MD5: 0x70601BF8A643B167CAC221342D714CCA SHA-1: 0xF8F461F24C1E6AE9EF78EAB16790FB61E7AC824A |
(not available) |
| 69 | %ProgramFiles%\ScreenSaverGift\Nyan Cat\Nyan Cat\uninstall.ico | 295,887 bytes | MD5: 0xD4E07F9FF8AAD1A472443F744D8BBEF2 SHA-1: 0x684CBB5A9D0C503F2D642B0B38ACAFE2844B875E |
(not available) |
| 70 | %Windir%\Installer\1c68b.msi | 3,570,176 bytes | MD5: 0xCD7FB6DBFDACB275337171DA55A06C02 SHA-1: 0xB9B104584D020AD5E82CC640EFF5BC97468BC134 |
(not available) |
| 71 | %Windir%\Installer\{1CCF681C-C203-49B3-83F4-A54F0F944416}\icon.ico | 894 bytes | MD5: 0xFDED327A04EC0F953F086B045BE1DB21 SHA-1: 0xA3E4D62F6B5B0714C1391EA8165BBDFC36FE8620 |
(not available) |
![]() | Memory Modifications |
| Process Name | Process Filename | Main Module Size |
| Nyan_Cat_Screensaver.exe | %MyDocuments%\nyan_cat_screensaver.exe | 438,272 bytes |
| [filename of the sample #1] | [file and pathname of the sample #1] | 1,101,824 bytes |
| Service Name | Display Name | New Status | Service Filename |
| MSIServer | Windows Installer | "Running" | %System%\msiexec.exe /V |
![]() | Registry Modifications |
![]() | Other details |
![]() |
Russian Federation |
| Remote Host | Port Number |
| 107.20.139.161 | 80 |
| 107.22.236.69 | 80 |
| 178.236.5.35 | 80 |
| 204.232.180.209 | 80 |
| 207.171.163.162 | 80 |
| 209.18.43.146 | 80 |
| 50.17.255.108 | 80 |
| 64.30.224.89 | 80 |
| 72.21.215.197 | 80 |
| 72.247.38.50 | 80 |
![]() | Outbound traffic (potentially malicious) |
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