Behavioral task
behavioral1
Sample
WinRAR_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
WinRAR_JC.exe
Resource
win10v2004-20230831-en
General
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Target
WinRAR_JC.exe
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Size
270KB
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MD5
14ea366be5cb691078be2c302590f435
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SHA1
84e562bb99249a58849f6f82b29a7746dd144900
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SHA256
82e6b71b99a6ec602cfbdc00e0bbaf34c719d7b6879b6e384004886d491ad45a
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SHA512
9be5097295010fa04e04fcae578b19ab43935b09a70d8b31a038fd1ef7ed89dcd9143b82400e8d31913bf32a7a18628557dfaa1f4d37c1e7c8062d7a7368afb9
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SSDEEP
6144:r02q9t3hysg2+00aHYHjdCoD5oa+S/dIm:Aj3hBg/00aHYDd3DCO/dI
Malware Config
Signatures
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Chaos Ransomware 1 IoCs
resource yara_rule sample family_chaos -
Chaos family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource WinRAR_JC.exe
Files
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WinRAR_JC.exe.exe windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 263KB - Virtual size: 262KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ