General
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Target
Loader.bat
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Size
1KB
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Sample
240702-2vbgmatglh
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MD5
cbce3af3a092d1666c4cd71eb154f67e
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SHA1
48330f2c01816272bc779509c8f1b4ab52a0db3b
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SHA256
3945619c240ea627ece0b2e090f073d71c5a66a046d64ce84cb6177fa52bd6ce
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SHA512
91cfe541598ffb3eaa4c1f8bdc0e82401bf3d3024d829a3d61c39c5e072c0c8b1c6554fc39fd9fcbba9b5894bec0dddfb07db509dd9a0834d148ceb008bd55f5
Static task
static1
Malware Config
Extracted
quasar
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reconnect_delay
3000
Extracted
xworm
super-nearest.gl.at.ply.gg:17835
best-bird.gl.at.ply.gg:27196
wiz.bounceme.net:6000
Extracted
asyncrat
Default
finally-grande.gl.at.ply.gg:25844
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delay
1
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install
false
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install_folder
%AppData%
Extracted
quasar
3.1.5
Slave
stop-largely.gl.at.ply.gg:27116
$Sxr-kl1r656AGsPQksTmi8
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encryption_key
CjDCAPF1JiLswgFipef3
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install_name
$77Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Windows Start-Up Application
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subdirectory
$77
Targets
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Target
Loader.bat
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Size
1KB
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MD5
cbce3af3a092d1666c4cd71eb154f67e
-
SHA1
48330f2c01816272bc779509c8f1b4ab52a0db3b
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SHA256
3945619c240ea627ece0b2e090f073d71c5a66a046d64ce84cb6177fa52bd6ce
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SHA512
91cfe541598ffb3eaa4c1f8bdc0e82401bf3d3024d829a3d61c39c5e072c0c8b1c6554fc39fd9fcbba9b5894bec0dddfb07db509dd9a0834d148ceb008bd55f5
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Detect Xworm Payload
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Quasar payload
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StormKitty payload
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Async RAT payload
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Blocklisted process makes network request
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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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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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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Drops file in System32 directory
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MITRE ATT&CK Matrix ATT&CK v13
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