Behavioral task
behavioral1
Sample
Device/HarddiskVolume4/Users/Admin/Desktop/37ca1cfa1f30b57408d3e855f98f9e5fd6900b23643bbc0c6163a875edf00b60_ransomware.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
Device/HarddiskVolume4/Users/Admin/Desktop/37ca1cfa1f30b57408d3e855f98f9e5fd6900b23643bbc0c6163a875edf00b60_ransomware.exe
Resource
win10v2004-20230915-en
General
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Target
37ca1cfa1f30b57408d3e855f98f9e5fd6900b23643bbc0c6163a875edf00b60_ransomware.exe
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Size
381KB
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MD5
51da0be6c48d01ce192a1f592198e71c
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SHA1
042d7e877bf6b05a44ef8b8496ef8c26457d0206
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SHA256
4bb109c322cbd7afdf806bc9bff5e3a57577651e3fd5abe673f2401674208bae
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SHA512
38ee7cc2fedda673618f5e895d915dd5537dec09b6c245f602d65203b0effff124e6735ff2174a5e56a00f3fc45c018e4bd2b10fe912331d3c4e682e60005b2a
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SSDEEP
6144:E3uLAnDUxGu8h7rONtdldo+SUSyCYuXuMKRGmTL4WyxKBbII+AEh+vzln22QZMt1:EqAnmJ8tr4trdXmyCYUubE4LPSK7EuBZ
Malware Config
Signatures
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Chaos Ransomware 1 IoCs
resource yara_rule static1/unpack001/Device/HarddiskVolume4/Users/Admin/Desktop/37ca1cfa1f30b57408d3e855f98f9e5fd6900b23643bbc0c6163a875edf00b60_ransomware.exe family_chaos -
Chaos family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/Device/HarddiskVolume4/Users/Admin/Desktop/37ca1cfa1f30b57408d3e855f98f9e5fd6900b23643bbc0c6163a875edf00b60_ransomware.exe
Files
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37ca1cfa1f30b57408d3e855f98f9e5fd6900b23643bbc0c6163a875edf00b60_ransomware.exe.zip
Password: YOIN=Tp689~u%u7n6|)x
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Device/HarddiskVolume4/Users/Admin/Desktop/37ca1cfa1f30b57408d3e855f98f9e5fd6900b23643bbc0c6163a875edf00b60_ransomware.exe.exe windows x86
Password: YOIN=Tp689~u%u7n6|)x
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: 850KB - Virtual size: 850KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 101KB - Virtual size: 101KB
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
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manifest.json