General
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Target
c81917d8fe42d7d84686c3caedbb911d2d5dcbd2d1e0fec64b66b3301cad5a15.7z
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Size
831KB
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Sample
220112-x5lm5adgdn
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MD5
ed51fe10b305f21973aa752847cee29d
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SHA1
09c1c0b3024e6dfbdbe1bc23bf9f0007642eb257
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SHA256
1cba1a291ce919947f88133cd5e57177a1a1585fcb91bc39f61fabccf52ca76a
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SHA512
e8839432e0682dfe2a58eee82ccff46e44899ae85dfb6816bf671abf6bfbfe2fb99df11b304d4af3a59f28dc04f6c30755cb1abea43b815d5c07e7d414901292
Static task
static1
Behavioral task
behavioral1
Sample
c81917d8fe42d7d84686c3caedbb911d2d5dcbd2d1e0fec64b66b3301cad5a15.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
c81917d8fe42d7d84686c3caedbb911d2d5dcbd2d1e0fec64b66b3301cad5a15.exe
Resource
win10-en-20211208
Malware Config
Extracted
C:\Program Files\7-Zip\vyS2_HOW_TO_DECRYPT.txt
hive
http://hiveleakdbtnp76ulyhi52eag6c6tyc3xw7ez7iqy6wc34gd2nekazyd.onion/
http://hivecust6vhekztbqgdnkks64ucehqacge3dij3gyrrpdp57zoq3ooqd.onion/
Targets
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Target
c81917d8fe42d7d84686c3caedbb911d2d5dcbd2d1e0fec64b66b3301cad5a15
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Size
2.6MB
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MD5
e83823a144ac36854d9c007508c07e0a
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SHA1
4a9fa6364b55f85dca3ab6862a2fd73b67191098
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SHA256
c81917d8fe42d7d84686c3caedbb911d2d5dcbd2d1e0fec64b66b3301cad5a15
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SHA512
6bc9e7f553991c1a17eb842f00d4f6562f7a2b6df41d5fc8818aae02258b09f23d180a30b3b036e0161b1f810cfb3683b95d22c90d7552ada0444478af430d07
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Modifies security service
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Clears Windows event logs
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Modifies boot configuration data using bcdedit
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Modifies extensions of user files
Ransomware generally changes the extension on encrypted files.
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