General
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Target
VirusShare_91fb2e88d18489fa38e94db28fe6bbd4
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Size
241KB
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Sample
240607-xs71lacc5s
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MD5
91fb2e88d18489fa38e94db28fe6bbd4
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SHA1
d125dca1bc4ac43ddbf4e0d347c794a8d12d1c2b
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SHA256
b3956e268b4ec8b502d7079eb9a73e514d9ba813359a32ce473134eb231e5246
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SHA512
6b12c11e22df1ba9c956408a72b156a64c68f9ac08710da2f1560fc936e685f3f4e9b27bbf90054c0301648f8be6ceca1f1591f2db5e4a08b38ae0b6876348c2
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SSDEEP
6144:ymDjPbZVxYgAYigWlwkECvrpNFBVfPTj7+JVPzFl+fwF:VjXx1vWlaCDpNbt4FMY
Static task
static1
Behavioral task
behavioral1
Sample
VirusShare_91fb2e88d18489fa38e94db28fe6bbd4.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
VirusShare_91fb2e88d18489fa38e94db28fe6bbd4.exe
Resource
win10v2004-20240426-en
Malware Config
Targets
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Target
VirusShare_91fb2e88d18489fa38e94db28fe6bbd4
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Size
241KB
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MD5
91fb2e88d18489fa38e94db28fe6bbd4
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SHA1
d125dca1bc4ac43ddbf4e0d347c794a8d12d1c2b
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SHA256
b3956e268b4ec8b502d7079eb9a73e514d9ba813359a32ce473134eb231e5246
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SHA512
6b12c11e22df1ba9c956408a72b156a64c68f9ac08710da2f1560fc936e685f3f4e9b27bbf90054c0301648f8be6ceca1f1591f2db5e4a08b38ae0b6876348c2
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SSDEEP
6144:ymDjPbZVxYgAYigWlwkECvrpNFBVfPTj7+JVPzFl+fwF:VjXx1vWlaCDpNbt4FMY
Score10/10-
Jigsaw Ransomware
Ransomware family first created in 2016. Named based on wallpaper set after infection in the early versions.
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Renames multiple (1979) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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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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