General
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Target
JaffaCakes118_43f9435ff751208b02b3e982b6a65b524bd5b5956978b61d3c0a4c0c5ed008c2
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Size
677KB
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Sample
241222-mjvc2avjgv
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MD5
cc5c69f73a9c209a64fab77a135f8b3a
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SHA1
0cbcebf38e1d9630c455cacb21e762914a3455a0
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SHA256
43f9435ff751208b02b3e982b6a65b524bd5b5956978b61d3c0a4c0c5ed008c2
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SHA512
93472581b0c42f1d37e9a7a24b1c49c1c00fb08523a378766420f3f5756503016cab15bec7fdfd2d954241d20755b3f1f0eb286a794144513d9b508f968169dd
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SSDEEP
12288:8z/c6fkZFe914lFP3Du2LpZtVFibsuAnlNbOAGo6c/vFy:Qrke9alFP3C2k2jlqmvFy
Malware Config
Extracted
djvu
http://acacaca.org/test1/get.php
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extension
.vvew
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offline_id
rE5LpDv2ftYRXAo7bC18EpzfRMTHSGjgfyIMfZt1
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payload_url
http://rgyui.top/dl/build2.exe
http://acacaca.org/files/1/build3.exe
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ransomnote
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Targets
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Target
d98e338f32b35399becc7cacde575aec780b828bbf88021078be685fb3937506
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Size
815KB
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MD5
e77149a738df525f2af09d73c0158662
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SHA1
f044840a18c70c1a443b3f13f5a28c13a5f6f9c2
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SHA256
d98e338f32b35399becc7cacde575aec780b828bbf88021078be685fb3937506
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SHA512
46ab52a6d817f0d53009ccf8c7256a3d7755bef1064073c726a689cfa1bf172f1ec6017b2a5e941548b73289e125acb9eb0a33fa787198a83d1d32769a657fdc
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SSDEEP
12288:xq/uQD+rddH+kvKDcOfMZ3e9NIlFPJDe2LNZnV9ijsuynzNbOAGWsczLrkm:qDA5CDdQe9WlFPJq22MRlo0rk
Score10/10-
Detected Djvu ransomware
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Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Djvu family
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Modifies file permissions
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Adds Run key to start application
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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