SpyTool.Win32.Ardamax_1ae4e8f6da

by malwarelabrobot on August 26th, 2013 in Malware Descriptions.

HEUR:Trojan.Win32.Generic (Kaspersky), Trojan.Win32.Generic.pak!cobra (VIPRE), Win32.SuspectCrc!IK (Emsisoft), SpyTool.Win32.Ardamax.FD, GenericEmailWorm.YR (Lavasoft MAS)
Behaviour: Trojan, Worm, EmailWorm, SpyTool


The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.

Summary
Technical Details
Removal Recommendations

MD5: 1ae4e8f6dacb025989eb38d93deba580
SHA1: 912514c0da583df8d78ada558b65424bfd3b1d62
SHA256: 30b1cf3db45abaea037e154100c16afd94034cee3839128277015d4921dc77ac
SSDeep: 24576:aGc BoBHuVF1SOT1WhRBUa2kFpwE7as8QZxBgLeel/MsaVBfEf23BWHHvlV85GDz:aIoYr4zUpkFb208CelEVPfEm2PI5GD
Size: 2076160 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2013-08-04 20:51:57


Summary:

SpyTool. A program used to apply passive protection methods to spyware, such as obfuscation, encryption or polymorphism. The original malicious program is usually encrypted/compressed and stored inside the wrapper.

Payload

Behaviour Description
EmailWorm Worm can send e-mails.


Process activity

The SpyTool creates the following process(es):

1ae4e8f6dacb025989eb38d93deba580.exe:2608

The SpyTool injects its code into the following process(es):

PQQ.exe:3124

File activity

The process 1ae4e8f6dacb025989eb38d93deba580.exe:2608 makes changes in a file system.
The SpyTool creates and/or writes to the following file(s):

%Documents and Settings%\All Users\Application Data\OMGYVN\PQQ.00 (2 bytes)
%Documents and Settings%\All Users\Application Data\OMGYVN\PQQ.01 (81 bytes)
%Documents and Settings%\All Users\Application Data\OMGYVN\PQQ.02 (56 bytes)
%Documents and Settings%\All Users\Application Data\OMGYVN\PQQ.exe (15021 bytes)

Registry activity

The process 1ae4e8f6dacb025989eb38d93deba580.exe:2608 makes changes in a system registry.
The SpyTool creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "94 76 3F B7 D2 89 B4 11 C7 C9 31 E2 40 6E 8F 07"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{fdd9f6f3-7454-11e2-b4cd-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"AutoDetect" = "1"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common Documents" = "%Documents and Settings%\All Users\Documents"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Desktop" = "%Documents and Settings%\%current user%\Desktop"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{773a730e-74fb-11e2-b597-000c293bdf2f}]
"BaseClass" = "Drive"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\%Documents and Settings%\All Users\Application Data\OMGYVN]
"PQQ.exe" = "PQQ"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{fdd9f6f2-7454-11e2-b4cd-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\{fdd9f6f5-7454-11e2-b4cd-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common Desktop" = "%Documents and Settings%\All Users\Desktop"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cookies" = "%Documents and Settings%\%current user%\Cookies"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Personal" = "%Documents and Settings%\%current user%\My Documents"

The SpyTool modifies IE settings for security zones to map all web-nodes that bypassing proxy to the Intranet Zone:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"ProxyBypass" = "1"

The SpyTool 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 SpyTool modifies IE settings for security zones to map all urls to the Intranet Zone:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName" = "1"

The process PQQ.exe:3124 makes changes in a system registry.
The SpyTool creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "40 2C 80 51 0B 4B 75 62 3D AB 3C B5 61 17 1B 73"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common Programs" = "%Documents and Settings%\All Users\Start Menu\Programs"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{fdd9f6f3-7454-11e2-b4cd-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{773a730e-74fb-11e2-b597-000c293bdf2f}]
"BaseClass" = "Drive"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{fdd9f6f2-7454-11e2-b4cd-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\{fdd9f6f5-7454-11e2-b4cd-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Personal" = "%Documents and Settings%\%current user%\My Documents"

To automatically run itself each time Windows is booted, the SpyTool adds the following link to its file to the system registry autorun key:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"PQQ Start" = "%Documents and Settings%\All Users\Application Data\OMGYVN\PQQ.exe"

Network activity (URLs)

No activity has been detected.

Rootkit activity

No anomalies have been detected.

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. Terminate malicious process(es) (How to End a Process With the Task Manager):

    1ae4e8f6dacb025989eb38d93deba580.exe:2608

  2. Delete the original SpyTool file.
  3. Delete or disinfect the following files created/modified by the SpyTool:

    %Documents and Settings%\All Users\Application Data\OMGYVN\PQQ.00 (2 bytes)
    %Documents and Settings%\All Users\Application Data\OMGYVN\PQQ.01 (81 bytes)
    %Documents and Settings%\All Users\Application Data\OMGYVN\PQQ.02 (56 bytes)
    %Documents and Settings%\All Users\Application Data\OMGYVN\PQQ.exe (15021 bytes)

  4. Delete the following value(s) in the autorun key (How to Work with System Registry):

    [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
    "PQQ Start" = "%Documents and Settings%\All Users\Application Data\OMGYVN\PQQ.exe"

  5. Reboot the computer.

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