Submission Summary:

What's been foundSeverity Level
Threat characteristics of ZBot - a banking trojan that disables firewall, steals sensitive financial data (credit card numbers, online banking login details), makes screen snapshots, downloads additional components, and provides a hacker with the remote access to the compromised system.
Stealth-mode characteristics common to Rootkits.
Downloads/requests other files from Internet.
Contains characteristics of an identified security risk.

 

Technical Details:

 

Possible Security Risk

Security RiskDescription
Trojan-Spy.Zbot.YETH Trojan-Spy.Zbot.YETH is a rootkit trojan which steals online banking information and downloads other malware as well.

Threat CategoryDescription
A keylogger program that can capture all user keystrokes (including confidential details such username, password, credit card number, etc.)
A malicious trojan horse or bot that may represent security risk for the compromised system and/or its network environment
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 [file and pathname of the sample #1]
%System%\sdra64.exe
107,008 bytes MD5: 0xBD862BC6249CDB499817928C6D18EDBE
SHA-1: 0x9290A0099A18C44FE05E1490438D8BEB084808EB
Trojan-PSW.Banker [PCTools]
Infostealer.Banker.C [Symantec]
Trojan-Spy.Win32.Zbot.gen [Kaspersky Lab]
Generic PWS.y!bdl [McAfee]
Troj/Agent-LQH [Sophos]
PWS:Win32/Zbot.gen!R [Microsoft]
Win-Trojan/ZBot.107008 [AhnLab]

#Filename(s)File SizeFile Hash
1 %System%\lowsec\local.ds
%System%\lowsec\user.ds
0 bytes MD5: 0xD41D8CD98F00B204E9800998ECF8427E
SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709
2 %System%\lowsec\user.ds.lll 619 bytes MD5: 0x2C74767DE4C264F7052B1A870FF47C6C
SHA-1: 0xA64C4F880F4AB43A22568B044EF2FF380AA1F4D2

 

Memory Modifications

Process NameProcess FilenameMain Module Size
[filename of the sample #1][file and pathname of the sample #1]131,072 bytes

Process NameProcess FilenameAllocated Size
services.exe%System%\services.exe126,976 bytes
lsass.exe%System%\lsass.exe126,976 bytes
svchost.exe%System%\svchost.exe126,976 bytes
svchost.exe%System%\svchost.exe126,976 bytes
svchost.exe%System%\svchost.exe126,976 bytes
svchost.exe%System%\svchost.exe126,976 bytes
svchost.exe%System%\svchost.exe126,976 bytes
alg.exe%System%\alg.exe126,976 bytes

 

Registry Modifications

 

Other details

 

Heuristics Analysis

 

 

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