General
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Target
PhantomCrypter.exe
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Size
5.0MB
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Sample
250122-edgwraxmer
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MD5
d4d28f2c6fd9af9ee5a3be30f9ab913b
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SHA1
be4264bceaff957ff799b73ebc2479f0fc794815
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SHA256
c69d8df82357c95fe43db40465d0169ea8e0feacd8a3e4debe87865544100d9e
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SHA512
7eed5b6d3420c930a07aee500e086ec61fd33099cd641a2efe7664081c0e5fdab4d1ad2b4835edcbe3e6722d44e60a75119a2900cfd00b7c182b20f379d7a977
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SSDEEP
98304:6l1z3/RZ58MoFyQbbpaR2p1AU6cBSdOWWzSPfEIeGLGIQaW5tqwZ0ch1+NXHKgv3:Y1z5Z58MQJe2PAU6cBSkWWzaETGDW/t
Static task
static1
Behavioral task
behavioral1
Sample
PhantomCrypter.exe
Resource
win7-20240903-en
Malware Config
Extracted
xworm
5.0
EEarXqazEvX73BCq
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Install_directory
%AppData%
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install_file
Chrome Update.exe
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pastebin_url
https://pastebin.com/raw/RPPi3ByL
Targets
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Target
PhantomCrypter.exe
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Size
5.0MB
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MD5
d4d28f2c6fd9af9ee5a3be30f9ab913b
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SHA1
be4264bceaff957ff799b73ebc2479f0fc794815
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SHA256
c69d8df82357c95fe43db40465d0169ea8e0feacd8a3e4debe87865544100d9e
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SHA512
7eed5b6d3420c930a07aee500e086ec61fd33099cd641a2efe7664081c0e5fdab4d1ad2b4835edcbe3e6722d44e60a75119a2900cfd00b7c182b20f379d7a977
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SSDEEP
98304:6l1z3/RZ58MoFyQbbpaR2p1AU6cBSdOWWzSPfEIeGLGIQaW5tqwZ0ch1+NXHKgv3:Y1z5Z58MQJe2PAU6cBSkWWzaETGDW/t
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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