HEUR:Trojan.Win32.Generic (Kaspersky), Win32.SuspectCrc!IK (Emsisoft), PUP.Win32.TorClient.FD, Trojan-PSW.Win32.Zbot.6.FD, Trojan.Win32.Swrort.3.FD, GenericIRCBot.YR, GenericInjector.YR, BackdoorCaphaw_QKKBAL.YR, TrojanPSWZbot.YR, PUPTorClient.YR (Lavasoft MAS)Behaviour: Trojan-PSW, Trojan, Backdoor, PUP, IRCBot
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: debf138d8ac56217e4cd9393fe8c7858
SHA1: 38ba826703a6e605eff826c6c9e1beaec5876cae
SHA256: 286815c3b1abd1575de4dd190b8633bc7d5d2f667684622057ed00e2581cb033
SSDeep: 49152:GsUiWogBATF/M9q3hST0KKHi5gkmARsGFijA:GsUiTgBAJ2qoT8Cunmsiz
Size: 10592986 bytes
File type: EXE
Platform: WIN32
Entropy: Not Packed
PEID: MicrosoftVisualCv71EXE, MicrosoftVisualCv70, UPolyXv05_v6
Company: no certificate found
Created at: 2012-08-14 20:02:08
Summary: Trojan-PSW. Trojan program intended for stealing users passwords.
Dynamic Analysis
Payload
| Behaviour | Description |
|---|---|
| IRCBot | A bot can communicate with command and control servers via IRC channel. |
Process activity
The Trojan-PSW creates the following process(es):
zeca.exe:1532
%original file name%.exe:1176
The Trojan-PSW injects its code into the following process(es):
ctfmon.exe:1224
File activity
Registry activity
The process zeca.exe:1532 makes changes in the system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "2B 44 B4 B3 43 BF 0E BF 27 0E 45 B8 59 5B A2 42"
The process %original file name%.exe:1176 makes changes in the system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "F7 2A 96 55 92 96 4B E0 2D 26 50 50 78 75 B1 8D"
The process ctfmon.exe:1224 makes changes in the system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKCU\Software\Microsoft\Idlely]
"Qeseilo" = "4C B6 94 89 A6 BC 85 74 8A 92 72 7A 53 64 DD F4"
The Trojan-PSW deletes the following value(s) in system registry:
The Trojan-PSW disables automatic startup of the application by deleting the following autorun value:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"internat.exe"
Network activity (URLs)
| URL | IP |
|---|---|
| hxxp://checkip.dyndns.com/ | |
| checkip.dyndns.org | 216.146.39.70 |
HOSTS file anomalies
No changes have been detected.
Rootkit activity
The Trojan-PSW installs the following user-mode hooks in WININET.dll:
HttpSendRequestExA
HttpSendRequestW
InternetReadFileExA
InternetQueryDataAvailable
HttpSendRequestExW
InternetReadFile
HttpQueryInfoA
HttpSendRequestA
InternetCloseHandle
The Trojan-PSW installs the following user-mode hooks in CRYPT32.dll:
PFXImportCertStore
The Trojan-PSW installs the following user-mode hooks in USER32.dll:
SetCursorPos
DefMDIChildProcA
DefFrameProcA
DefDlgProcA
GetClipboardData
DefMDIChildProcW
DefFrameProcW
GetUpdateRgn
RegisterClassA
GetDCEx
ReleaseCapture
SetCapture
DefWindowProcA
CallWindowProcA
GetUpdateRect
PeekMessageA
CallWindowProcW
GetMessagePos
GetCursorPos
EndPaint
BeginPaint
DefWindowProcW
RegisterClassExA
GetMessageA
DefDlgProcW
SwitchDesktop
OpenInputDesktop
RegisterClassExW
RegisterClassW
GetCapture
PeekMessageW
GetMessageW
GetWindowDC
TranslateMessage
GetDC
ReleaseDC
The Trojan-PSW installs the following user-mode hooks in WS2_32.dll:
WSASend
send
closesocket
The Trojan-PSW installs the following user-mode hooks in kernel32.dll:
GetFileAttributesExW
The Trojan-PSW installs the following user-mode hooks in ntdll.dll:
LdrLoadDll
NtCreateThread
Propagation
Removals
Remove it with Ad-Aware
- Click (here) to download and install Ad-Aware Free Antivirus.
- Update the definition files.
- Run a full scan of your computer.
Manual removal*
- Scan a system with an anti-rootkit tool.
- Terminate malicious process(es) (How to End a Process With the Task Manager):
zeca.exe:1532
%original file name%.exe:1176 - Delete the original Trojan-PSW file.
- Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
- Reboot the computer.