General
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Target
b473ef5a2e4a6af3a8fb6e05a5f337de350ed961465a87525a19074a419071e2.exe
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Size
3.0MB
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Sample
240618-wxjywstend
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MD5
1c56f7e7eddc792f68ac6f3cab2a4681
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SHA1
ec7d386f705bec9d369afc8a01cfcbfb36f7518d
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SHA256
b473ef5a2e4a6af3a8fb6e05a5f337de350ed961465a87525a19074a419071e2
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SHA512
2adaaa4d4a506958541f8de3448d13a014da7f00124f8844b9ebd43af8d82834ee549a08fe4685fdd7865890139b2a718c737f8ac4b1520f0db8fa6e5dbfde8e
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SSDEEP
49152:dKgp3LH8/m5N+tUhan6h5wNXPVX9woUxMivDS7x9D9K+S1OMgXD:0Aj8/mN8W6w5wNXP7GMP7x9ByOMY
Behavioral task
behavioral1
Sample
b473ef5a2e4a6af3a8fb6e05a5f337de350ed961465a87525a19074a419071e2.exe
Resource
win7-20240419-en
Malware Config
Targets
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Target
b473ef5a2e4a6af3a8fb6e05a5f337de350ed961465a87525a19074a419071e2.exe
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Size
3.0MB
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MD5
1c56f7e7eddc792f68ac6f3cab2a4681
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SHA1
ec7d386f705bec9d369afc8a01cfcbfb36f7518d
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SHA256
b473ef5a2e4a6af3a8fb6e05a5f337de350ed961465a87525a19074a419071e2
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SHA512
2adaaa4d4a506958541f8de3448d13a014da7f00124f8844b9ebd43af8d82834ee549a08fe4685fdd7865890139b2a718c737f8ac4b1520f0db8fa6e5dbfde8e
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SSDEEP
49152:dKgp3LH8/m5N+tUhan6h5wNXPVX9woUxMivDS7x9D9K+S1OMgXD:0Aj8/mN8W6w5wNXP7GMP7x9ByOMY
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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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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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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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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Scheduled Task/Job
1Scheduled Task
1