HEUR:Trojan.Win32.Generic (Kaspersky), Trojan.Win32.Zbot.f (v) (VIPRE), Trojan-Spy.Zbot!IK (Emsisoft), Trojan-PSW.Win32.Zbot.6.FD, BackdoorCaphaw_QKKBAL.YR, TrojanPSWZbot.YR, GenericInjector.YR (Lavasoft MAS)Behaviour: Trojan-Spy, Trojan-PSW, Trojan, Backdoor
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: 4466ed8ca341843373f2c60d13456053
SHA1: 1e40952cc4001fa6bbb3b61e4014c4b478b8a408
SHA256: ba53033a8b929a00b81bc484d99116c9a7ff080fb8fcc070e07b9b6c2bc608dc
SSDeep: 6144:585PYCsdr3mLO3LrC6Vhj/2zs8px5Su9Mzm5AHhPD:rmLO3K4hSAQ5Su5uL
Size: 398037 bytes
File type: EXE
Platform: WIN32
Entropy: Not Packed
PEID: Armadillov171, MicrosoftVisualC, MicrosoftVisualCv50v60MFC, MicrosoftVisualC50, UPolyXv05_v6
Company: no certificate found
Created at: 2013-09-07 11:55:46
Summary: Trojan-PSW. Trojan program intended for stealing users passwords.
Dynamic Analysis
Payload
No specific payload has been found.
Process activity
The Trojan-PSW creates the following process(es):
net.exe:2788
net.exe:2916
net1.exe:2820
net1.exe:2948
4466ed8ca341843373f2c60d13456053.exe:2528
duhe.exe:3004
duhe.exe:2888
The Trojan-PSW injects its code into the following process(es):
ctfmon.exe:252
File activity
The process 4466ed8ca341843373f2c60d13456053.exe:2528 makes changes in a file system.
The Trojan-PSW creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\tmpd5cb3f20.bat (177 bytes)
%Documents and Settings%\%current user%\Application Data\Oqit\duhe.exe (1679 bytes)
Registry activity
The process net.exe:2788 makes changes in a system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "E1 F9 2F C4 95 0B 58 48 5A 33 A8 AB B1 DE 44 FC"
The process net.exe:2916 makes changes in a system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "E5 75 F9 D6 82 E1 25 7B 7B AD BB 00 8A 28 D1 01"
The process net1.exe:2820 makes changes in a system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "90 68 95 D8 2C 81 86 DE 33 11 08 BA C8 E2 C8 4A"
The process net1.exe:2948 makes changes in a system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "8D 2A 64 EC D5 DD E9 C7 8E 7B 6F 09 36 BA AB 2E"
The process 4466ed8ca341843373f2c60d13456053.exe:2528 makes changes in a system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "3A 95 74 80 FC 7D 32 B3 F0 34 14 88 E4 4C 6A 97"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
The process ctfmon.exe:252 makes changes in a system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKCU\Software\Microsoft\Ytunop]
"Otepulyg" = "90 18 06 66 93 98 97 4F C4 72 5A B3 FC 78 DC 44"
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"
The process duhe.exe:3004 makes changes in a system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "8C DA 43 50 77 5B 0C F0 E8 28 A8 92 58 71 42 73"
[HKCU\Software\Microsoft\Ytunop]
"Otepulyg" = "90 18 06 66 93 98 97 4F C4 72 5A B3 FC 78 DC 44"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
The process duhe.exe:2888 makes changes in a system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "57 70 D6 7A 55 B6 7B B2 4C 1A 00 C1 C0 44 58 81"
Network activity (URLs)
URL | IP |
---|---|
hxxp://www.google.com/webhp | 173.194.43.80 |
hxxp://www.google.ca/webhp?gws_rd=cr&ei=kVQ4Up6qLaSEygH0qoGgCg | 173.194.43.127 |
hxxp://e6845.ce.akamaiedge.net/crls/secureca.crl | |
hxxp://e6845.ce.akamaiedge.net/crls/gtglobal.crl | |
hxxp://www3.l.google.com/GIAG2.crl | |
crl.geotrust.com | 23.4.53.163 |
pki.google.com | 173.194.43.96 |
Rootkit activity
The Trojan-PSW installs the following user-mode hooks in WININET.dll:
HttpSendRequestExW
HttpSendRequestExA
InternetReadFileExA
HttpSendRequestA
HttpSendRequestW
InternetQueryDataAvailable
InternetCloseHandle
HttpQueryInfoA
InternetReadFile
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):
net.exe:2788
net.exe:2916
net1.exe:2820
net1.exe:2948
4466ed8ca341843373f2c60d13456053.exe:2528
duhe.exe:3004
duhe.exe:2888 - Delete the original Trojan-PSW file.
- Delete or disinfect the following files created/modified by the Trojan-PSW:
%Documents and Settings%\%current user%\Local Settings\Temp\tmpd5cb3f20.bat (177 bytes)
%Documents and Settings%\%current user%\Application Data\Oqit\duhe.exe (1679 bytes) - Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
- Reboot the computer.