General
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Target
437fdbc663c220aa06c5898fa7fb008b2d2e066ee172f45f07c6fac64f0907a1
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Size
642KB
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Sample
250529-j8szqazls8
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MD5
227362b7a24aff60aa9ea404afb9142d
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SHA1
6492abb6a1ac320f6c0e5283a7d0bebd59c87b33
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SHA256
437fdbc663c220aa06c5898fa7fb008b2d2e066ee172f45f07c6fac64f0907a1
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SHA512
1e6129be78532ee5164d7b09381482733b0f751b583e9ea635c760905ad17cb45b08dc068bab1588dabad63c49c5aaac9805927b2da0aae40ea262a4c807de72
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SSDEEP
6144:N7hnn4LkHOMgVpPDe9C+fv5TBLwZzl7uQ:znn4NV1DMC+fPLwZ4Q
Behavioral task
behavioral1
Sample
437fdbc663c220aa06c5898fa7fb008b2d2e066ee172f45f07c6fac64f0907a1.exe
Resource
win10v2004-20250502-en
Behavioral task
behavioral2
Sample
437fdbc663c220aa06c5898fa7fb008b2d2e066ee172f45f07c6fac64f0907a1.exe
Resource
win11-20250502-en
Malware Config
Targets
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Target
437fdbc663c220aa06c5898fa7fb008b2d2e066ee172f45f07c6fac64f0907a1
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Size
642KB
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MD5
227362b7a24aff60aa9ea404afb9142d
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SHA1
6492abb6a1ac320f6c0e5283a7d0bebd59c87b33
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SHA256
437fdbc663c220aa06c5898fa7fb008b2d2e066ee172f45f07c6fac64f0907a1
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SHA512
1e6129be78532ee5164d7b09381482733b0f751b583e9ea635c760905ad17cb45b08dc068bab1588dabad63c49c5aaac9805927b2da0aae40ea262a4c807de72
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SSDEEP
6144:N7hnn4LkHOMgVpPDe9C+fv5TBLwZzl7uQ:znn4NV1DMC+fPLwZ4Q
Score10/10-
Cosmu family
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Detects Cosmu payload
Cosmu is a worm written in C++.
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Renames multiple (3233) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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