General
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Target
7471eb468a1f0166167f369bec578915.bin
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Size
1.6MB
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Sample
241029-bthw7szkgk
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MD5
6054ee2075458c119d3eb79c47584f68
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SHA1
8163d5a6c38ed22496bc989ec403ab0952c3a828
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SHA256
a4382bc2e3e389cc63fe4f2ded40191776caa809e84bf99f1afe52b6bdcdf5dd
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SHA512
532c19150468ecdc5a1cfaf89a2724712be3ec692c0a29c42f8790177cde9285656b4c4d2ada09fc68b47ed686d310d46488ce434a2af8762040806a5853dc3b
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SSDEEP
49152:ghBI5lnyLD5FnxESEbeo/1Cily2y4c85SZ:gEHuVFnxE3bt1CqlDk
Static task
static1
Behavioral task
behavioral1
Sample
9e52adafb9ddb7668e8c025ebd74a856434b0c4c487a6204fe750e683bc3dbe4.exe
Resource
win7-20241010-en
Malware Config
Targets
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Target
9e52adafb9ddb7668e8c025ebd74a856434b0c4c487a6204fe750e683bc3dbe4.exe
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Size
2.2MB
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MD5
7471eb468a1f0166167f369bec578915
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SHA1
9ded35e930d112a8909dad6aaf1a657f65284588
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SHA256
9e52adafb9ddb7668e8c025ebd74a856434b0c4c487a6204fe750e683bc3dbe4
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SHA512
3f4abc590644d80a6fdebca9e0d2e1a28bbe220a2f48affa09707d9eaa0ab08077dfec58d6f3b78483459dd143cabd1c38ce3941f5766f06e0f1649b705078f8
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SSDEEP
49152:IBTj8WeJJUFAFQGoAgNCw0J1/XfkP/qcdi:yf8W7W8AtX83qcdi
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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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Dcrat family
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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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Disables Task Manager via registry modification
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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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
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Modify Registry
2Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1