General
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Target
SwinDevline.exe
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Size
10.0MB
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Sample
241117-zm4gbsybpr
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MD5
5a677cba4cca1c95bff07c16a081f39f
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SHA1
3c306484f1e9896485f6653b3e86aec7236f507d
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SHA256
d88531b8ba4bb1392881fa983c6dd0dbee02285eb15584797b6005fb2971bd6e
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SHA512
3d64ee1b290faa24595282a817d6ff98389ba15986e6416cdd38052f1afd98957928157d809dc675c3148bf4c48cdf1fed497584dfa915bb8e977e438421dfce
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SSDEEP
12288:nIK4KNZCD1yOzO2NLco2RDyUZ3bKl/Cx:IwDCD1Lvwo2R5Z3u
Static task
static1
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1300085879343153233/-ddJjNn1i9vwgELyTWzNUqmaTWlQC71HdSwW26fQ6Ghxxfakhp0E3VrmKBTPgrJlhUBm
Extracted
xworm
court-requires.gl.at.ply.gg:47045
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Install_directory
%Userprofile%
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install_file
AggentWidows.exe
Targets
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Target
SwinDevline.exe
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Size
10.0MB
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MD5
5a677cba4cca1c95bff07c16a081f39f
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SHA1
3c306484f1e9896485f6653b3e86aec7236f507d
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SHA256
d88531b8ba4bb1392881fa983c6dd0dbee02285eb15584797b6005fb2971bd6e
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SHA512
3d64ee1b290faa24595282a817d6ff98389ba15986e6416cdd38052f1afd98957928157d809dc675c3148bf4c48cdf1fed497584dfa915bb8e977e438421dfce
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SSDEEP
12288:nIK4KNZCD1yOzO2NLco2RDyUZ3bKl/Cx:IwDCD1Lvwo2R5Z3u
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Detect Umbral payload
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Detect Xworm Payload
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Umbral family
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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 file in Drivers directory
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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
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1