ThreatExpert Report: W32.Rahack.W, Net-Worm.Win32.Allaple.b, W32/RAHack, WORM

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Submission Summary:

Submission details:

Submission received: 23 September 2012, 11:01:25
Processing time: 7 min 43 sec
Submitted sample:

File MD5: 0xF3793E65C69F509C7888C0656772262E
File SHA-1: 0xC27A43E3399329E176A8CC4534D1F07091654DD0
Filesize: 65,024 bytes
Alias:

W32.Rahack.W [Symantec]
Net-Worm.Win32.Allaple.b [Kaspersky Lab]
W32/RAHack [McAfee]
WORM_ALLAPLE.IK [Trend Micro]
W32/Allaple-F [Sophos]
Worm:Win32/Allaple.A [Microsoft]
Net-Worm.Win32.Allaple [Ikarus]
Win-Trojan/Starman.Gen [AhnLab]

Technical Details:

Possible Security Risk

Attention! The following threat category was identified:

Threat Category	Description
	A network-aware worm that attempts to replicate across the existing network(s)

File System Modifications

The following file was created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	[file and pathname of the sample #1]	65,024 bytes	MD5: 0xF3793E65C69F509C7888C0656772262E SHA-1: 0xC27A43E3399329E176A8CC4534D1F07091654DD0	W32.Rahack.W [Symantec] Net-Worm.Win32.Allaple.b [Kaspersky Lab] W32/RAHack [McAfee] WORM_ALLAPLE.IK [Trend Micro] W32/Allaple-F [Sophos] Worm:Win32/Allaple.A [Microsoft] Net-Worm.Win32.Allaple [Ikarus] Win-Trojan/Starman.Gen [AhnLab]

Memory Modifications

There was a new process created in the system:

Process Name	Process Filename	Main Module Size
[filename of the sample #1]	[file and pathname of the sample #1]	159,744 bytes

Registry Modifications

The following Registry Keys were created:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{346436FA-5138-50DA-D412-0870CE39768B}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{346436FA-5138-50DA-D412-0870CE39768B}\LocalServer32

The newly created Registry Values are:

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{346436FA-5138-50DA-D412-0870CE39768B}\LocalServer32]

(Default) = "[file and pathname of the sample #1]"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{346436FA-5138-50DA-D412-0870CE39768B}]

(Default) = "wwlshjlrqxsblcrk"

Other details

To mark the presence in the system, the following Mutex object was created:

jhdheddfffffhjk5trh

The following Host Name was requested from a host database:

192.5.5.241

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