Trojan.Generic.6902690 (BitDefender), TrojanSpy:MSIL/VB.M (Microsoft), HEUR:Trojan.Win32.Generic (Kaspersky), Trojan.Win32.Generic.pak!cobra (VIPRE), BackDoor.ProRat.19 (DrWeb), Trojan-Spy.MSIL.KeyLogger (A) (Emsisoft), Obfuscated-FWN!hb (McAfee), Trojan.Gen.2 (Symantec), Trojan.SuspectCRC (Ikarus), Trojan.Generic.6902690 (FSecure), Generic26.BNLD (AVG), Win32:QHost-CEQ [Trj] (Avast), TROJ_AGENT_005641.TOMB (TrendMicro), Packed.Win32.Themida.FD, PackedThemida.YR, GenericInjector.YR (Lavasoft MAS)Behaviour: Trojan-Spy, Trojan, Packed
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: f481d6e05c5a8fc781a976a47fc59cb4
SHA1: c325861c79837a8175c483703da54d2cbbc21b15
SHA256: ccf6e440b91cf091e89e9811223f8050cfb3ca23625e27d1e0e05c954962b499
SSDeep: 24576:CwQZsiK39WKhz/fk42GukVrA3n3Xpu4z7RxFnlz/nIiP1DQcnGeDmvSPdR0:ClW39WCHkfGuw6UydxFnljIi9UcnGWPe
Size: 1516002 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6, BorlandDelphi30, ACProtect141
Company: no certificate found
Created at: 2011-11-09 02:18:47
Analyzed on: WindowsXP SP3 32-bit
Summary: Packed. A packed file can be a compressed and/or encrypted in a manner that prevents matching the memory image of that file and the actual file on disk. Sometimes used for copy protection, packers are often used to make Spyware less easy to analyze/detect.
Dynamic Analysis
Payload
No specific payload has been found.
Process activity
The Packed creates the following process(es):
%original file name%.exe:1620
The Packed injects its code into the following process(es):
Wallhack ESPName.exe:1868
server.exe:1848
File activity
The process %original file name%.exe:1620 makes changes in the file system.
The Packed creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\04E2F92B (14 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\server.exe (19996 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\Wallhack ESPName.exe (80348 bytes)
The process server.exe:1848 makes changes in the file system.
The Packed creates and/or writes to the following file(s):
%System%\drivers\etc\hosts (307 bytes)
Registry activity
The process %original file name%.exe:1620 makes changes in the system registry.
The Packed creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "D7 D4 2F 43 4C 3F 5B 56 DE 97 C2 F6 9C 09 65 5E"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cookies" = "%Documents and Settings%\%current user%\Cookies"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common Documents" = "%Documents and Settings%\All Users\Documents"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"History" = "%Documents and Settings%\%current user%\Local Settings\History"
"My Pictures" = "%Documents and Settings%\%current user%\My Documents\My Pictures"
[HKCU\Software\Enigma Protector\42F02EDE1707E5C4-174D232056776564\1D23E801FF916F1C-DF69CE3484AE41BB]
"BE3B4FE6" = "8C 80 15 C5 73 B8 8F 52 D8 B7 E0 55 2C 60"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"
"Personal" = "%Documents and Settings%\%current user%\My Documents"
[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\%Documents and Settings%\%current user%\Local Settings\Temp]
"server.exe" = "µTorrent"
"Wallhack ESPName.exe" = "www.pekalongan-community.com"
The Packed modifies IE settings for security zones to map all local web-nodes with no dots which do not refer to any zone to the Intranet Zone:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"UNCAsIntranet" = "1"
The Packed modifies IE settings for security zones to map all urls to the Intranet Zone:
"IntranetName" = "1"
The Packed modifies IE settings for security zones to map all web-nodes that bypassing proxy to the Intranet Zone:
"ProxyBypass" = "1"
The process Wallhack ESPName.exe:1868 makes changes in the system registry.
The Packed creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "EF 42 88 79 FC 9F 5D 38 CB 19 94 E6 51 72 10 99"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
The process server.exe:1848 makes changes in the system registry.
The Packed creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "C4 E6 72 2A D0 7E 3E 94 38 34 CE F1 11 D2 AE 72"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System]
"DisableRegistryTools" = "1"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"
To automatically run itself each time Windows is booted, the Packed adds the following link to its file to the system registry autorun key:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"(Default)" = "%Documents and Settings%\%current user%\Local Settings\Temp\server.exe"
Task Manager is disabled:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System]
"DisableTaskMgr" = "1"
Network activity (URLs)
No activity has been detected.
HOSTS file anomalies
The Packed modifies "%System%\drivers\etc\hosts" file which is used to translate DNS entries to IP addresses. The modified file is 307 bytes in size. The following strings are added to the hosts file listed below:
127.0.0.1 | www.virustotal.com |
127.0.0.1 | virustotal.com |
127.0.0.1 | www.novirusthanks.org |
127.0.0.1 | novirusthanks.org |
127.0.0.1 | www.virscan.org |
127.0.0.1 | virscan.org |
127.0.0.1 | www.virusscan.jotti.org |
127.0.0.1 | virusscan.jotti.org |
127.0.0.1 | virusscan.jotti.org |
Rootkit activity
No anomalies have been detected.
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*
- Terminate malicious process(es) (How to End a Process With the Task Manager):
%original file name%.exe:1620
- Delete the original Packed file.
- Delete or disinfect the following files created/modified by the Packed:
%Documents and Settings%\%current user%\Local Settings\Temp\04E2F92B (14 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\server.exe (19996 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\Wallhack ESPName.exe (80348 bytes)
%System%\drivers\etc\hosts (307 bytes) - Delete the following value(s) in the autorun key (How to Work with System Registry):
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"(Default)" = "%Documents and Settings%\%current user%\Local Settings\Temp\server.exe" - Restore the original content of the HOSTS file (%System%\drivers\etc\hosts): 127.0.0.1 localhost
- Reboot the computer.