General
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Target
Client-built.exe
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Size
3.1MB
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Sample
240328-zkpv6agb6w
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MD5
5b2ccc8a8d94dde2f51b8311e2548255
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SHA1
22edf1e9abd6902e1c9b424a548b6d52df20ae22
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SHA256
df11dd094952f12ea053085c7a7801326a58dc2ce42570b35b2fec98a7801808
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SHA512
78c8c5d54be2926744351846723903da6e51d517b70f1aac7312a6f29ce64663eb39db905a343a5ddef235c26d093c3e97bbd21abc27ebdf1bc4de257bb4a861
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SSDEEP
49152:DvRuf2NUaNmwzPWlvdaKM7ZxTwUsEdGWBeLLoBdLTHHB72eh2NT:Dvsf2NUaNmwzPWlvdaB7ZxTwUlGl
Behavioral task
behavioral1
Sample
Client-built.exe
Resource
win7-20240215-en
Malware Config
Extracted
quasar
1.4.1
Slave
140.238.91.110:38899
uk2.localto.net:38899:38899
276d9dc6-b19c-4958-8ac3-89586bd3b515
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encryption_key
ABCF70C37D1A79A01712038122D1532DF20DF72A
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install_name
Client.exe
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log_directory
Error Logs
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reconnect_delay
3000
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startup_key
WOS64
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subdirectory
Windows
Targets
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Target
Client-built.exe
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Size
3.1MB
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MD5
5b2ccc8a8d94dde2f51b8311e2548255
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SHA1
22edf1e9abd6902e1c9b424a548b6d52df20ae22
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SHA256
df11dd094952f12ea053085c7a7801326a58dc2ce42570b35b2fec98a7801808
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SHA512
78c8c5d54be2926744351846723903da6e51d517b70f1aac7312a6f29ce64663eb39db905a343a5ddef235c26d093c3e97bbd21abc27ebdf1bc4de257bb4a861
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SSDEEP
49152:DvRuf2NUaNmwzPWlvdaKM7ZxTwUsEdGWBeLLoBdLTHHB72eh2NT:Dvsf2NUaNmwzPWlvdaB7ZxTwUlGl
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Quasar payload
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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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