General
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Target
3969991942bb5b6130977411ae258ab8.exe
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Size
19.8MB
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Sample
240528-jksn2sce59
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MD5
3969991942bb5b6130977411ae258ab8
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SHA1
c391e670488d73dc79c2acfab1e845d9c3e5227e
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SHA256
aec009724ba208376f91cbfafd60db1e965f9016f17f14bfb3b074dde1f6ae28
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SHA512
ce009d113cd85629cb744c0e30fecc9cb1f3bc353b546eab676604a3eec976c5f0dc60cb29b7f4841bb71bb7596128340d1b222408c9aeeb9f9671d1a1add00a
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SSDEEP
393216:O581WtclJGQ9GnlC58mn3yJQjNKlgtcTuOYTmWYlY5nGPEy+tj7NJX:OeWgdGnlCqm3vKCTmpY5Py+r
Static task
static1
Behavioral task
behavioral1
Sample
3969991942bb5b6130977411ae258ab8.exe
Resource
win7-20240215-en
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1221847080373584144/7stbODqa-C2IH_V1s7-AaD6fECqR68YLov_s341xewFGvFGlgl7fRFcAsV3CtRNlSgzQ
Extracted
xworm
127.0.0.1:30683
operating-niger.gl.at.ply.gg:30683:30683
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Install_directory
%AppData%
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install_file
XClient.exe
Targets
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Target
3969991942bb5b6130977411ae258ab8.exe
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Size
19.8MB
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MD5
3969991942bb5b6130977411ae258ab8
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SHA1
c391e670488d73dc79c2acfab1e845d9c3e5227e
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SHA256
aec009724ba208376f91cbfafd60db1e965f9016f17f14bfb3b074dde1f6ae28
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SHA512
ce009d113cd85629cb744c0e30fecc9cb1f3bc353b546eab676604a3eec976c5f0dc60cb29b7f4841bb71bb7596128340d1b222408c9aeeb9f9671d1a1add00a
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SSDEEP
393216:O581WtclJGQ9GnlC58mn3yJQjNKlgtcTuOYTmWYlY5nGPEy+tj7NJX:OeWgdGnlCqm3vKCTmpY5Py+r
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Detect Umbral payload
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Detect Xworm Payload
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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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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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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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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