Submission Summary:

What's been foundSeverity Level
Sets the drive to autoplay by creating autorun.inf file in its root directory. If the drive is shared across the network then other remote computers can be infected any time they try to access this share.
Produces outbound traffic.
Downloads/requests other files from Internet.
Modifies some system settings that may have negative impact on overall system security state.
Creates a startup registry entry.
Contains characteristics of an identified security risk.

 

Technical Details:

 

Possible Security Risk

Threat CategoryDescription
A malicious trojan horse or bot that may represent security risk for the compromised system and/or its network environment
A virus capable to modify other files by infecting, prepending, or overwriting them them with its own body
A malicious backdoor trojan that runs in the background and allows remote access to the compromised system

 

File System Modifications

#Filename(s)File SizeFile HashAlias
1 c:\autorun.inf 221 bytes MD5: 0x8CB52A2B235D817D5E97EEAF91BA485D
SHA-1: 0x694FEEDC7DDF4742E579FAB6A4E29D3F3ACFC65C
W32/Autorun.worm!inf [McAfee]
Mal/AutoInf-A [Sophos]
2 %AllUsersProfile%\svchost.exe 112,128 bytes MD5: 0x9D3A392DA961BFA73278E43AD2210167
SHA-1: 0x674C32AC7ECCB63C96FF9798EEC64683580011A1
W32.Sality.AE [Symantec]
W32/Sality.gen.z [McAfee]
Mal/Sality-D [Sophos]
Trojan.Win32.Spy [Ikarus]
Win32/Kashu.E [AhnLab]
3 %AppData%\addons.dat 25,442 bytes MD5: 0x242F5B3F55BCD11E76E11262D0F3A0FD
SHA-1: 0xC203F1FEBE41EBB8A43B3D445542A52F617291D1
(not available)
4 %AppData%\audiomgr.exe 60,928 bytes MD5: 0x749DF791A6B4AF69CD109CCAE0861726
SHA-1: 0x5974AD1CCE5119A1414EBB505B2CF5231D9D7887
Trojan.Gen.2 [Symantec]
Generic BackDoor!1ut [McAfee]
Backdoor.Win32.RDPopen [Ikarus]
5 %AppData%\hook.dll 19,456 bytes MD5: 0x1A594FB1F5ACDE092D6BB77B77D57486
SHA-1: 0xB62118D65DD9ACF873C055AFA3F9CDB9CB57A850
Mal/PWS-I [Sophos]
Trojan-Spy.Win32.Pophot [Ikarus]
6 %AppData%\msstart.exe 63,488 bytes MD5: 0x8E3562E7644D8FDF133F5A3C1991ADD3
SHA-1: 0xD683F15FB2B5C82CDACDB4E535FE52B197F1A5D3
W32.Virut.CF [Symantec]
W32/Virut.n.gen [McAfee]
W32/Scribble-B [Sophos]
Trojan.Win32.VB [Ikarus]
7 %AppData%\Plug.bat 110 bytes MD5: 0x65665C18A13B28554B34EBF4C5F75987
SHA-1: 0x1EFF465A0CF636ADAD3688A6ED77C17893BF0353
Generic BackDoor.se!bat [McAfee]
Troj/Runstub-A [Sophos]
8 %AppData%\PluginDriver.exe 53,760 bytes MD5: 0xFAE2277FD36D99BE985D3613F90230EC
SHA-1: 0xF79AFF0BBD7B3FFBA7DDF9C5EF28E1A47ED04BD5
W32.Virut.CF [Symantec]
W32/Virut.n.gen [McAfee]
W32/Scribble-B [Sophos]
Backdoor.Win32.VB [Ikarus]
9 %AppData%\s4clak.exe 35,840 bytes MD5: 0x42A516255168F18CC7A5746C8566A584
SHA-1: 0xD410B5E5AF327250EEB5B08333278018928C72AE
Trojan.Gen [Symantec]
Generic BackDoor!1ut [McAfee]
Backdoor.Win32.RDPopen [Ikarus]
10 %AppData%\tnsb 16 bytes MD5: 0x9EBB82399CDAE5748093C187A473468E
SHA-1: 0x666653C6E4D336FFD837FF4DB8A8BE46ACFEB30A
(not available)
11 %AppData%\tonysba.exe 59,392 bytes MD5: 0xC659637FD5BAA9C94A7E61F4B44DE4BC
SHA-1: 0x9651DB7F80E618C527A5BD59885CF419115D70B1
W32.Virut.CF [Symantec]
Virus.Win32.Virut.ce [Kaspersky Lab]
W32/Virut.n.gen [McAfee]
W32/Scribble-B [Sophos]
Trojan-Downloader.Win32.Genome [Ikarus]
12 c:\pbwb.exe 130,787 bytes MD5: 0x2B16D33A42BE58F30B5F9BA4D8F88D37
SHA-1: 0x0870795B63F3AA8FC266CF16F2CA56A02A61FCC4
W32.Sality!dr [Symantec]
Virus.Win32.Sality.bh [Kaspersky Lab]
W32/Sality.gen.z [McAfee]
Mal/Sality-D [Sophos]
Trojan.Sality [Ikarus]
Win32/Kashu.E [AhnLab]
13 %ProgramFiles%\Bifrost\server.exe
[file and pathname of the sample #1]
160,123 bytes MD5: 0x64578017E58D76F557CF8C2B4D71503B
SHA-1: 0x62FB348A1C6830294E3ED6DBAE2156E238B06852
W32.Sality.AE [Symantec]
Backdoor.Win32.Bifrose.fxv [Kaspersky Lab]
BackDoor-CEP.gen.a [McAfee]
BKDR_BIFROSE.SMA [Trend Micro]
Mal/Sality-D [Sophos]
Trojan.Win32.Midgare [Ikarus]
Win-Trojan/Midgare.30208 [AhnLab]
14 %System%\nwcwks.dll 8,192 bytes MD5: 0x560F8147E9BB5A728D8715120D2F7E7F
SHA-1: 0xBBE08F172EAE8F6E49A6E1B8BB121816C326F8E3
Trojan.Gen [Symantec]
Generic BackDoor.s [McAfee]
Troj/Inject-OJ [Sophos]
Trojan.Win32.Inject [Ikarus]
15 %Windir%\Temp\datafile1 0 bytes MD5: 0xD41D8CD98F00B204E9800998ECF8427E
SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709
(not available)
16 %Windir%\Temp\VRT1.tmp 204 bytes MD5: 0x720462F5E2A2CAC1C18F229F923428A3
SHA-1: 0x55332D5A6782EE80B76E410624B217D38FF748A5
(not available)
17 %Windir%\Temp\VRT2.tmp 8,192 bytes MD5: 0x00531FC563A3AFBA4E39AF9F1BA160CC
SHA-1: 0x864385CE1F464A620A5B4E761119B4B58517C858
Generic.tfr!cm [McAfee]
Trojan-PWS.Win32.VB [Ikarus]
18 %Windir%\Temp\VRT3.tmp 13,824 bytes MD5: 0xFF5F5BC2340A93642E0CA8D336255139
SHA-1: 0xD0F7AE09770E487F2A7C0F829DCBB7E37925E444
Trojan.Gen.2 [Symantec]
Backdoor-FGP [McAfee]
Mal/Generic-L [Sophos]
Trojan.Win32.Spy [Ikarus]
19 %Windir%\Temp\VRT5.tmp
%Windir%\VRT5.tmp
153,600 bytes MD5: 0xCA9F262EDE523369B5338E49E23F9705
SHA-1: 0x54C54CAEFD5C9DD4320B781D25C760EFE9804B91
Trojan.Gen.2 [Symantec]
Generic.dx!b2ux [McAfee]
Trojan.SuspectCRC [Ikarus]

 

Registry Modifications

 

Other details

Germany
China

Remote HostPort Number
114.112.255.8180
188.121.230.6581

 

Outbound traffic (potentially malicious)

 

 

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