Behavioral task
behavioral1
Sample
yea.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
yea.exe
Resource
win10v2004-20250313-en
General
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Target
yea.exe
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Size
27KB
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MD5
d0fedfe9df8f5440847a57e531262e0e
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SHA1
78ffb5eaa655ba8d4e7f869d012f347a07d1eaa6
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SHA256
fbc39e38d112f99731151a8e2dc19765cdc18150109064c0df6f6a61bbbdf4e5
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SHA512
94941cbd9dd1ca3aef125ae502368a5bf9f8a193662f621e12736047db1b31b9b09646b48e4a3a5114da125b22436adb276ff92ebac339269f1084f22c14ecf7
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SSDEEP
384:LtWZPzzxAm1vS5ZooqYEWx0noBeuBb6llVOy5o91Ep+82vz:C7zxAmOS/Y70nWeu1Cho9uw82L
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 yea.exe
Files
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yea.exe.exe windows:4 windows x86 arch: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: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
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