TSPY_KEGOTIP.DER
PWS:Win32/Kegotip.C (Microsoft); Trojan.Win32.Kegotip.c (v) (Sunbelt); RDN/Generic PWS.y!b2f (McAfee); Trojan-PSW.Win32.Agent.akiz (Kaspersky); W32/Agent.AKIZ!tr.pws (Fortinet);
Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Spyware
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
TECHNICAL DETAILS
Arrival Details
This spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Other System Modifications
This spyware adds the following registry entries:
HKEY_CURRENT_USER\Software\Microsoft\
WAB\WAB4
OlkContactRefresh = "0"
HKEY_CURRENT_USER\Software\Microsoft\
WAB\WAB4
OlkFolderRefresh = "0"
HKEY_CURRENT_USER\Software\Microsoft\
WAB\WAB4\Wab File Name
(Default) = "%Application Data%\Microsoft\Address Book\{user name}.wab"
HKEY_LOCAL_MACHINE\SYSTEM\ControlControlSet\
Services\SharedAccess\Parameters\
FirewallPolicy\StandardProfile\AuthorizedApplications\
List
{malware path and file name}.exe = "{malware path and file name}.exe:*:Enabled:Microsoft Office"
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion
VendorId = "{random values}"
Dropping Routine
This spyware drops the following files:
- %Application Data%\Microsoft\Address Book\{user name}.wab
- %User Temp%\MSWQ{random character}.tmp
(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Roaming on Windows Vista and 7.. %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista and 7.)
Other Details
This spyware connects to the following possibly malicious URL:
- http://{BLOCKED}.{BLOCKED}.37.210/
SOLUTION
Step 1
Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.
Step 2
Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.
Step 3
Delete this registry value
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.
- In HKEY_LOCAL_MACHINE\SYSTEM\ControlControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List
- {malware path and file name}.exe = "{malware path and file name}.exe:*:Enabled:Microsoft Office"
- {malware path and file name}.exe = "{malware path and file name}.exe:*:Enabled:Microsoft Office"
- In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion
- VendorId = "{random values}"
- VendorId = "{random values}"
Step 4
Delete this registry key
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.
- In HKEY_CURRENT_USER\Software\Microsoft
- WAB
- WAB
Step 5
Search and delete this file
- %Application Data%\Microsoft\Address Book\{user name}.wab
- %User Temp%\MSWQ{random character}.tmp
Step 6
Scan your computer with your Trend Micro product to delete files detected as TSPY_KEGOTIP.DER. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.
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