General
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Target
gas.exe
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Size
210KB
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Sample
250122-2lzg4ayrhv
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MD5
90c98d9fe169b720fe06cd53fbc60623
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SHA1
b0bdcccd5977a95ba11b77907c1c02712c4bd044
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SHA256
251eac0114f46e9f5ff05bfba18e27b9efc1845881829842d7ea655b717bcbd6
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SHA512
6e1ff118479697b48884abb58b99457634305bd53b0a834d08806fc3daa16eedb9a2c6d8c76fcdbd52f6d2a4d9fcbf76a667030128f0ceb6eedd0ffb190b95ca
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SSDEEP
3072:jDczFJ9ZTOC/h8SKfbzxcwg7es6/Vsb8VKTup49oJMfF/H9N3Ky9NzLnP:0RJ9vUhcX7elbKTuq9bfF/H9d9n
Behavioral task
behavioral1
Sample
gas.exe
Resource
win11-20241007-en
Malware Config
Extracted
xworm
5.0
Z8drePphw8vlIJAK
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Install_directory
%AppData%
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install_file
XClient.exe
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pastebin_url
https://pastebin.com/raw/4YfEusCJ
Targets
-
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Target
gas.exe
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Size
210KB
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MD5
90c98d9fe169b720fe06cd53fbc60623
-
SHA1
b0bdcccd5977a95ba11b77907c1c02712c4bd044
-
SHA256
251eac0114f46e9f5ff05bfba18e27b9efc1845881829842d7ea655b717bcbd6
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SHA512
6e1ff118479697b48884abb58b99457634305bd53b0a834d08806fc3daa16eedb9a2c6d8c76fcdbd52f6d2a4d9fcbf76a667030128f0ceb6eedd0ffb190b95ca
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SSDEEP
3072:jDczFJ9ZTOC/h8SKfbzxcwg7es6/Vsb8VKTup49oJMfF/H9N3Ky9NzLnP:0RJ9vUhcX7elbKTuq9bfF/H9d9n
Score10/10-
Detect Xworm Payload
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Xworm family
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Drops startup file
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Executes dropped EXE
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1