TSPY_KIBEX.XXUCB
Trojan:Win32/Dynamer!ac (Microsoft); Trojan.Gen.2 (Symantec); Trojan-Spy.MSIL.Omaneat.cjz (Kaspersky); Trojan.Win32.Generic!BT (Sunbelt); Trojan horse MSIL11.AJIW (AVG)
Windows
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.
Installation
This Spyware creates the following folders:
- %System Root%\Documents and Settings\Wilbert
- %User Profile%\Microsoft\CLR Security Config
- %User Profile%\CLR Security Config\v2.0.50727.42
- %User Profile%\Application Data\Monitor
- %Program Files%\Client
- %User Profile%\Monitor\Logs
- %User Profile%\Monitor\Files
- %User Profile%\Monitor\Guard
- %User Profile%\Monitor\Screenshots
(Note: %System Root% is the Windows root folder, where it usually is C:\ on all Windows operating system versions.. %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.. %Program Files% is the Program Files folder, where it usually is C:\Program Files on all Windows operating system versions; C:\Program Files (x86) for 32-bit applications running on Windows 64-bit operating systems.)
Other System Modifications
This Spyware deletes the following files:
- {malware path and file name}:zone.identifier
It adds the following registry keys:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Control\MediaResources\msvideo
It adds the following registry entries:
HKEY_CURRENT_USER\Software
4JqvnY63aSfn4QRRF1eOpw== = "uMv5ZPvC4Y2+FQwaW5nDG8Y9wzrq3DjAQViBl+9cLW0="
HKEY_CURRENT_USER\Software
0DFJNjKpiGMHS0pDM37lMw== = "6hf/X0og/RhrEGvIytXrog=="
HKEY_CURRENT_USER\Software
gGZTFZb17+hbXdmxar8nPg== = "FTrwcYMtkFJ0kE4/tNWojJcl+0jBTk/C2JtiGbCKQUs="
HKEY_CURRENT_USER\Software
0DFJNjKpiGMHS0pDM37lMw== = "BpHg3KPgXAhzuVlsrNG/tA=="
HKEY_CURRENT_USER\Software
5E4D36sWpln8ZYaITNgHzg== = "WqKcY267sSkkxO19zBErRQ=="
HKEY_CURRENT_USER\Software
e10IYwvf8xB8ogeUFOqwwptlDE93GUXuKQtd0y8I9K8= = "tgtQqmnF/dwvHdr59CNVIA=="
HKEY_CURRENT_USER\Software
+tqaQgJT2Ad6vZcyS3miCrYLUKppxf3cLx3a+fQjVSA= = "tgtQqmnF/dwvHdr59CNVIA=="
HKEY_CURRENT_USER\Software
EHWVrcp6SO3b1dUffUINTw== = "{random characters}"
Dropping Routine
This Spyware drops the following files:
- %User Profile%\Templates\Waiting.txt
- %Windows%\Microsoft.NET\Framework\v2.0.50727\config\security.config.cch.new
- %User Profile%\v2.0.50727.42\security.config.cch.new
- %Windows%\Microsoft.NET\Framework\v2.0.50727\config\enterprisesec.config.cch.new
- %User Profile%\Guard\1
- %User Temp%\1691
(Note: %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.. %Windows% is the Windows folder, where it usually is C:\Windows on all Windows operating system versions.. %User Temp% is the user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)
Other Details
This Spyware connects to the following possibly malicious URL:
- {BLOCKED}4.233.238
This report is generated via an automated analysis system.
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
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_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\MediaResources
- msvideo
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_CURRENT_USER\Software
- 4JqvnY63aSfn4QRRF1eOpw== = "uMv5ZPvC4Y2+FQwaW5nDG8Y9wzrq3DjAQViBl+9cLW0="
- In HKEY_CURRENT_USER\Software
- 0DFJNjKpiGMHS0pDM37lMw== = "6hf/X0og/RhrEGvIytXrog=="
- In HKEY_CURRENT_USER\Software
- gGZTFZb17+hbXdmxar8nPg== = "FTrwcYMtkFJ0kE4/tNWojJcl+0jBTk/C2JtiGbCKQUs="
- In HKEY_CURRENT_USER\Software
- 0DFJNjKpiGMHS0pDM37lMw== = "BpHg3KPgXAhzuVlsrNG/tA=="
- In HKEY_CURRENT_USER\Software
- 5E4D36sWpln8ZYaITNgHzg== = "WqKcY267sSkkxO19zBErRQ=="
- In HKEY_CURRENT_USER\Software
- e10IYwvf8xB8ogeUFOqwwptlDE93GUXuKQtd0y8I9K8= = "tgtQqmnF/dwvHdr59CNVIA=="
- In HKEY_CURRENT_USER\Software
- +tqaQgJT2Ad6vZcyS3miCrYLUKppxf3cLx3a+fQjVSA= = "tgtQqmnF/dwvHdr59CNVIA=="
- In HKEY_CURRENT_USER\Software
- EHWVrcp6SO3b1dUffUINTw== = "{random characters}"
Step 4
Search and delete these components
- %User Profile%\Templates\Waiting.txt
- %Windows%\Microsoft.NET\Framework\v2.0.50727\config\security.config.cch.new
- %User Profile%\v2.0.50727.42\security.config.cch.new
- %Windows%\Microsoft.NET\Framework\v2.0.50727\config\enterprisesec.config.cch.new
- %User Profile%\Guard\1
- %User Temp%\1691
Step 5
Search and delete these folders
- %System Root%\Documents and Settings\Wilbert
- %User Profile%\Microsoft\CLR Security Config
- %User Profile%\CLR Security Config\v2.0.50727.42
- %User Profile%\Application Data\Monitor
- %Program Files%\Client
- %User Profile%\Monitor\Logs
- %User Profile%\Monitor\Files
- %User Profile%\Monitor\Guard
- %User Profile%\Monitor\Screenshots
Step 6
Scan your computer with your Trend Micro product to delete files detected as TSPY_KIBEX.XXUCB. 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.
Step 7
Restore this file from backup only Microsoft-related files will be restored. If this malware/grayware also deleted files related to programs that are not from Microsoft, please reinstall those programs on you computer again.
- {malware path and file name}:zone.identifier
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