TSPY_GOLROTED.AUSSML
TrojanSpy:MSIL/Yakbeex.B (Microsoft); GenericR-JQW!833986835D44 (McAfee); HEUR:Trojan.Win32.Generic (Kaspersky); Trojan.Win32.Generic!BT (Sunbelt); Trojan horse Autoit2_c.AOZN (AVG)
Windows
![](/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
2,132,284 bytes
EXE
Yes
12 Jun 2017
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 drops the following copies of itself into the affected system:
- %User Profile%\Windows Update\svchost.exe
(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.)
It creates the following folders:
- %User Profile%\Application Data\Windows Update
(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.)
Autostart Technique
This Spyware adds the following registry entries to enable its automatic execution at every system startup:
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
svchost = "%User Startup%\181003.lnk"
Other System Modifications
This Spyware deletes the following files:
- %User Profile%\Application Data\CWS_H14_VC04_5_4_11_1_1.jpg
- %User Profile%\Application Data\CWS_H14_VC04_5_4_11_2_1.jpg
- %User Profile%\Application Data\CWS_H14_VC04_5_4_11_3_1.jpg
(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.)
Dropping Routine
This Spyware drops the following files:
- %User Startup%\181003.lnk
(Note: %User Startup% is the current user's Startup folder, which is usually C:\Documents and Settings\{user}\Start Menu\Programs\Startup on Windows 2000 and XP, and C:\Documents and Settings\{User name}\Start Menu\Programs\Startup on Windows Vista, 7, and 8.)
Other Details
This Spyware connects to the following possibly malicious URL:
- {BLOCKED}130.231
This report is generated via an automated analysis system.
SOLUTION
9.8
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
Restart in Safe Mode
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\Microsoft\Windows\CurrentVersion\Run
- svchost = "%User Startup%\181003.lnk"
Step 4
Search and delete this file
- %User Startup%\181003.lnk
Step 5
Search and delete this folder
- %User Profile%\Application Data\Windows Update
Step 6
Restart in normal mode and scan your computer with your Trend Micro product for files detected as TSPY_GOLROTED.AUSSML. 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.
- %User Profile%\Application Data\CWS_H14_VC04_5_4_11_1_1.jpg
- %User Profile%\Application Data\CWS_H14_VC04_5_4_11_2_1.jpg
- %User Profile%\Application Data\CWS_H14_VC04_5_4_11_3_1.jpg
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