General
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Target
XClient.bat
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Size
320KB
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Sample
240904-bhv3dstbjg
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MD5
e0d59aedb927f0aad0b47eab247e5fbc
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SHA1
8abe8db8e344729b0f78d83e540b17a31893ed92
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SHA256
ab6fed54d7e8fcd47d2888aae95498968192e13aaab8f8a09880b602ea98e81c
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SHA512
7459cba2a54a2e26e7464f9f4863b1fedb63cfa80ed2261ee69fd9c268c5d6bb54a4d01368d7ed987387016d786fb115f84afe97e192545b1f860b020c805e97
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SSDEEP
6144:HQIYl64Q3Gx/E7X3YIzsUW4MN2nwaF0FbD/VdFzqEE/jeT3/:HQIh77X3t6+4VdFzoW/
Static task
static1
Behavioral task
behavioral1
Sample
XClient.bat
Resource
win7-20240903-en
Malware Config
Targets
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Target
XClient.bat
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Size
320KB
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MD5
e0d59aedb927f0aad0b47eab247e5fbc
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SHA1
8abe8db8e344729b0f78d83e540b17a31893ed92
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SHA256
ab6fed54d7e8fcd47d2888aae95498968192e13aaab8f8a09880b602ea98e81c
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SHA512
7459cba2a54a2e26e7464f9f4863b1fedb63cfa80ed2261ee69fd9c268c5d6bb54a4d01368d7ed987387016d786fb115f84afe97e192545b1f860b020c805e97
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SSDEEP
6144:HQIYl64Q3Gx/E7X3YIzsUW4MN2nwaF0FbD/VdFzqEE/jeT3/:HQIh77X3t6+4VdFzoW/
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Contains code to disable Windows Defender
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
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Detect Xworm 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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Deletes itself
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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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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
2PowerShell
2Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1