General
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Target
77d715446ad952471a2a93e3f04f51a002086e90b5fd80f74e59acbbd4a9faa1
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Size
724KB
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Sample
220327-dj3jzaghbn
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MD5
e6a103fe244837f1d9b3aef62ac0d29f
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SHA1
b14829bd20c77dcf84edea4625d7320897983e20
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SHA256
77d715446ad952471a2a93e3f04f51a002086e90b5fd80f74e59acbbd4a9faa1
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SHA512
9d04008c4c5fc4994b1f42a6e5e03473e941215ea62f47cae321202f078dd5e3b1ce914549cab090b372e03db62d8399f621695e219f592094e27d7613009bed
Static task
static1
Behavioral task
behavioral1
Sample
77d715446ad952471a2a93e3f04f51a002086e90b5fd80f74e59acbbd4a9faa1.exe
Resource
win7-20220331-en
Malware Config
Extracted
quasar
2.1.0.0
Office04
0.tcp.ngrok.io:13005
VNM_MUTEX_ljpH86m9yQvMdFiQrM
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encryption_key
7gt3Jirz0rwSn4uB1QfR
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Venom Client Startup
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subdirectory
SubDir
Targets
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Target
77d715446ad952471a2a93e3f04f51a002086e90b5fd80f74e59acbbd4a9faa1
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Size
724KB
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MD5
e6a103fe244837f1d9b3aef62ac0d29f
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SHA1
b14829bd20c77dcf84edea4625d7320897983e20
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SHA256
77d715446ad952471a2a93e3f04f51a002086e90b5fd80f74e59acbbd4a9faa1
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SHA512
9d04008c4c5fc4994b1f42a6e5e03473e941215ea62f47cae321202f078dd5e3b1ce914549cab090b372e03db62d8399f621695e219f592094e27d7613009bed
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Contains code to disable Windows Defender
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
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Quasar Payload
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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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Suspicious use of SetThreadContext
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