General
- Target Viper.exe
- Size 288.3MB
- Sample260822-rtj29svgmf
- SHA256 ab42cd785fd39e6fa27b846b344685b9c19894bf802063131e548faaf86fecfb
- MD5 9c41e7f3b8a98c555aa29b72d057d5cf
- SHA1 c9d66ca162ac4d1a2be586506cbcc2ab43f80057
- SHA512 437abf7449fb0150a8da9b924954791840d0603a58f69fe132ffcfdc2571152d4be94fdd16396d51de31f05ceb0246886ffb98ea92a0e136cb4866147b9b2b6c
- SSDEEP 3145728:ARxY4JTsT05OBuQjLJjeU8XSOePY5wvbouuqw5YHZJbnP1I9X6KPu+kBmk:6fhsT6QrLZeUrIfE/y9X6KPuV
- TLSH T151E8CF05AFD85A55F23AC27892B3C2A1D6B5BC525311D2CF0484FA493F73BC16A3E276
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Viper.exe
Resource
win10v2004-20260513-en
23 signatures
150 seconds
Behavioral task
behavioral2
Sample
Viper.exe
Resource
win11ltsc2024-20260709-en
2 signatures
150 seconds
Malware Config
Targets
-
- Target Viper.exe
- Size 288.3MB
- SHA256 ab42cd785fd39e6fa27b846b344685b9c19894bf802063131e548faaf86fecfb
- MD5 9c41e7f3b8a98c555aa29b72d057d5cf
- SHA1 c9d66ca162ac4d1a2be586506cbcc2ab43f80057
- SHA512 437abf7449fb0150a8da9b924954791840d0603a58f69fe132ffcfdc2571152d4be94fdd16396d51de31f05ceb0246886ffb98ea92a0e136cb4866147b9b2b6c
- SSDEEP 3145728:ARxY4JTsT05OBuQjLJjeU8XSOePY5wvbouuqw5YHZJbnP1I9X6KPu+kBmk:6fhsT6QrLZeUrIfE/y9X6KPuV
- TLSH T151E8CF05AFD85A55F23AC27892B3C2A1D6B5BC525311D2CF0484FA493F73BC16A3E276
- MD5 SHA1 SHA512 SSDEEP TLSH
Score7/10-
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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Loads dropped DLL
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
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Suspicious use of NtSetInformationThreadHideFromDebugger