General
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Target
PhantomCrypter.exe
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Size
5.2MB
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Sample
250307-2hryvayvbt
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MD5
e877adfe74b6bd2ad9b9f5c73f839152
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SHA1
ff73461cd1fc5d9755d8dfa135ed3f6401989d00
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SHA256
71e09355e41f28652a3749b8f109c75eb4e2b80fd2d3d651c420d6b1b73aaa96
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SHA512
7c0828a3e966dee6e93e8c6797068c1d4b27a9c1b88249381db6028d7ec18b282560a9e215da2f2c9841307c0f1732fea47983107fd606b850386e993f7431d1
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SSDEEP
98304:KUJgH4K+NsPeD9k/OYU2HkSBEIHFP2gH4KdBwgH/fkEihw:KUcT+NsPOkeLAVFXTdBwgH/Mr
Static task
static1
Behavioral task
behavioral1
Sample
PhantomCrypter.exe
Resource
win7-20240903-en
Malware Config
Extracted
xworm
5.0
fSptE7osVO19YSsZ
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Install_directory
%AppData%
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install_file
msedge.exe
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pastebin_url
https://pastebin.com/raw/eZa6J63T
Targets
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Target
PhantomCrypter.exe
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Size
5.2MB
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MD5
e877adfe74b6bd2ad9b9f5c73f839152
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SHA1
ff73461cd1fc5d9755d8dfa135ed3f6401989d00
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SHA256
71e09355e41f28652a3749b8f109c75eb4e2b80fd2d3d651c420d6b1b73aaa96
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SHA512
7c0828a3e966dee6e93e8c6797068c1d4b27a9c1b88249381db6028d7ec18b282560a9e215da2f2c9841307c0f1732fea47983107fd606b850386e993f7431d1
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SSDEEP
98304:KUJgH4K+NsPeD9k/OYU2HkSBEIHFP2gH4KdBwgH/fkEihw:KUcT+NsPOkeLAVFXTdBwgH/Mr
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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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Download via BitsAdmin
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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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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
BITS Jobs
1Boot 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
1