MD5: 5b0cfe06d7301eacfe3d96dd8040160d
SHA1: 86be3a74c5301c1760d624be72b13c89c649c05d
SHA256: 627cf74cbad757a2363ccedcc6cc522a3f6cfc3d0e37b63578632f0def2905c3
SSDeep: 3072:7uabCC7Tss/zqb8HWk0QLpdgkd04 U5RrI6xIYMD6HzenesqyzSQ:79iQLpP7I3c8S
Size: 235520 bytes
File type: EXE
Platform: WIN32
Entropy: Not Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2011-03-25 07:01:22

Summary:

Trojan. A program that appears to do one thing but actually does another (a.k.a. Trojan Horse).

Payload

No specific payload has been found.

Process activity

The Trojan creates the following process(es):

Reader_sl.exe:1064
wuauclt.exe:344
trivax1.Bin.exe:912
jusched.exe:1056

File activity

The process wuauclt.exe:344 makes changes in a file system.
The Trojan creates and/or writes to the following file(s):

%WinDir%\SoftwareDistribution\DataStore\Logs\edb.chk (100 bytes)
%WinDir%\SoftwareDistribution\DataStore\Logs\edb.log (3576 bytes)
%WinDir%\SoftwareDistribution\DataStore\DataStore.edb (100 bytes)

The Trojan deletes the following file(s):

%WinDir%\SoftwareDistribution\DataStore\Logs\tmp.edb (0 bytes)

The process trivax1.Bin.exe:912 makes changes in a file system.
The Trojan creates and/or writes to the following file(s):

C:\trivax1.Bin\config.bin (3 bytes)

The process jusched.exe:1056 makes changes in a file system.
The Trojan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\jusched.log (347 bytes)

Registry activity

The process Reader_sl.exe:1064 makes changes in a system registry.
The Trojan creates and/or sets the following values in system registry:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-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\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

The process trivax1.Bin.exe:912 makes changes in a system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "41 BF AC A2 AB BD 42 89 2B 66 2F 19 69 F5 E8 B5"

Network activity (URLs)

URL	IP
hxxp://itunesgiftstore.com/icard/gate.php?guid=5.1.2600!XP8!A8A67A25&ver=10310&ie=6.0.2900.5512&os=5.1.2600&ut=Admin&ccrc=9EC01352&md5=5b0cfe06d7301eacfe3d96dd8040160d&plg=customconnector&stat=online	82.98.86.178

Rootkit activity

The Trojan installs the following user-mode hooks in WININET.dll:

HttpSendRequestW
InternetReadFileExA
InternetWriteFile
InternetQueryDataAvailable
InternetReadFile
HttpQueryInfoA
HttpSendRequestA
InternetCloseHandle
HttpAddRequestHeadersA
HttpOpenRequestA
InternetQueryOptionA

The Trojan installs the following user-mode hooks in USER32.dll:

TranslateMessage

The Trojan installs the following user-mode hooks in CRYPT32.dll:

PFXImportCertStore

The Trojan installs the following user-mode hooks in ADVAPI32.dll:

CryptEncrypt

The Trojan installs the following user-mode hooks in WS2_32.dll:

send

The Trojan installs the following user-mode hooks in ntdll.dll:

LdrLoadDll
NtVdmControl
ZwSetInformationFile
NtResumeThread
NtQueryDirectoryFile
NtEnumerateValueKey

Propagation

Remove it with Ad-Aware

1. Click (here) to download and install Ad-Aware Free Antivirus.
2. Update the definition files.
3. Run a full scan of your computer.

Manual removal*

1. Scan a system with an anti-rootkit tool.
   
2. Terminate malicious process(es) (How to End a Process With the Task Manager):
   

   wuauclt.exe:344
   trivax1.Bin.exe:912
   

3. Delete the original Trojan file.
   
4. Delete or disinfect the following files created/modified by the Trojan:
   

   %WinDir%\SoftwareDistribution\DataStore\Logs\edb.chk (100 bytes)
   %WinDir%\SoftwareDistribution\DataStore\Logs\edb.log (3576 bytes)
   %WinDir%\SoftwareDistribution\DataStore\DataStore.edb (100 bytes)
   C:\trivax1.Bin\config.bin (3 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\jusched.log (347 bytes)

5. Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
   
6. Reboot the computer.
   

*Manual removal may cause unexpected system behaviour and should be performed at your own risk.