General
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Target
Update64.exe
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Size
20KB
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Sample
230904-c6wt9sdh42
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MD5
b2ca351f222515cd4f4e60909f313ab9
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SHA1
a9bb6cb4c7642ce8212cc1bf058b44288c52fe1f
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SHA256
0af587b4584f2889483b3ac523c6c0e27a909454fb885a62edaf8479cfc1452e
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SHA512
2bc71ab3a8bf851830ebe78ada5f82efa17e1dbd5899c823d7152ec90963d62276181c97f9ea9eed0297cfb34317b8ba7251d450fdd492d84496bb7e7b944d9a
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SSDEEP
192:HiZq1JajRFTN1LaL7kWto95Mbdf8cSqXa63eTnxvs91ihmhtFSZHOvQoKAOff8b4:H40JORJN1q8edfsqjOVs913tgZ0bYWx
Behavioral task
behavioral1
Sample
Update64.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
Update64.exe
Resource
win10v2004-20230831-en
Malware Config
Extracted
C:\Users\Admin\AppData\Roaming\read_it.txt
chaos
Targets
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Target
Update64.exe
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Size
20KB
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MD5
b2ca351f222515cd4f4e60909f313ab9
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SHA1
a9bb6cb4c7642ce8212cc1bf058b44288c52fe1f
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SHA256
0af587b4584f2889483b3ac523c6c0e27a909454fb885a62edaf8479cfc1452e
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SHA512
2bc71ab3a8bf851830ebe78ada5f82efa17e1dbd5899c823d7152ec90963d62276181c97f9ea9eed0297cfb34317b8ba7251d450fdd492d84496bb7e7b944d9a
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SSDEEP
192:HiZq1JajRFTN1LaL7kWto95Mbdf8cSqXa63eTnxvs91ihmhtFSZHOvQoKAOff8b4:H40JORJN1q8edfsqjOVs913tgZ0bYWx
Score10/10-
Chaos Ransomware
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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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Adds Run key to start application
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