DDoSNitol_011d1e05bb

Dynamic Analysis

Payload

No specific payload has been found.

Process activity

The Trojan creates the following process(es):

Reader_sl.exe:1064
wuauclt.exe:344
jusched.exe:1056
011d1e05bb63314922936d02b63a7a93.exe:1308

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

qqucqg.exe:2012

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 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)

The process 011d1e05bb63314922936d02b63a7a93.exe:1308 makes changes in a file system.

The Trojan creates and/or writes to the following file(s):

%System%\qqucqg.exe (601 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 qqucqg.exe:2012 makes changes in a system registry.

The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "F2 65 DF 25 AE 61 2E B9 F1 74 55 C3 2A 31 F3 76"

The process 011d1e05bb63314922936d02b63a7a93.exe:1308 makes changes in a system registry.

The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "F5 A2 C9 D9 90 9F ED 62 ED 8F 4D 8C 61 E9 0F 6B"

[HKLM\System\CurrentControlSet\Services\aspnet_states]
"Description" = "Provides support for out-of-to-process"

[HKLM\System\CurrentControlSet\Control\Session Manager]
"PendingFileRenameOperations" = "\??\C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\SOFTWARE.LOG,"

Network activity (URLs)

No activity has been detected.

Rootkit activity

No anomalies have been detected.

Propagation

Removals

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):

   wuauclt.exe:344
   011d1e05bb63314922936d02b63a7a93.exe:1308

2. Delete the original Trojan file.
   
3. 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)
   %Documents and Settings%\%current user%\Local Settings\Temp\jusched.log (347 bytes)
   %System%\qqucqg.exe (601 bytes)

4. Reboot the computer.
   

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

Static Analysis

Network Activity

Map

Strings from Dumps