General
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Target
4161238e76dc9ae69c0c96fade43b0bd.bin
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Size
239KB
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Sample
240116-bvvx6aaeal
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MD5
4161238e76dc9ae69c0c96fade43b0bd
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SHA1
bf51e618d59253075d33461a353d20018ad177a6
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SHA256
bc6c2a22cf086bb9f18e100866c83377a2c8cfb4f3b9cbc0330194d58edde7df
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SHA512
2e93a58e3ef51d210ae16e56e745eb60056a86ebfb86b34f15e1d66a86997aa48f6091e4e0829144295cf4ad08f36a0a60c45726ccfaa440fb80217fb18697d7
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SSDEEP
3072:B7ykj3uuY4NsJD7kPdSRQLqas/pkPm9jvkEL60Uf7k2BgS6/aFybrNN5ZAdNstk3:B7ym3VNA7w8R5/rxv7O0yng0UtVw5N5
Static task
static1
Behavioral task
behavioral1
Sample
Ransomware.Jigsaw.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
Ransomware.Jigsaw.exe
Resource
win10v2004-20231222-en
Malware Config
Targets
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Target
Ransomware.Jigsaw.exe
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Size
283KB
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MD5
2773e3dc59472296cb0024ba7715a64e
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SHA1
27d99fbca067f478bb91cdbcb92f13a828b00859
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SHA256
3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7
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SHA512
6ef530b209f8ec459cca66dbf2c31ec96c5f7d609f17fa3b877d276968032fbc6132ea4a45ed1450fb6c5d730a7c9349bf4481e28befaea6b119ec0ded842262
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SSDEEP
6144:7fukPLPvucHiQQQ4uuy9ApZbZWxcZt+kTfMLJTOAZiYSXjjeqXus:7fu5cCT7yYlWi8kTfMLJTOAZiYSXjyqX
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 (2002) 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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