Behavioral task
behavioral1
Sample
build.exe
Resource
win11-20250314-en
General
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Target
build.exe
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Size
137KB
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MD5
7605fb5c749eeea0b1b27fdaad78051c
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SHA1
28388bf016af085bbcbacf8c516853942f6ec8d3
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SHA256
466a92e378a95752870abddd6af278fba89c5fef2cb3adfe2c4c114b9bd7cd93
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SHA512
1a3780652e092bd0be5c45cf034b2d0737324009c4d7d74e5cca193f75f285be85fa1631a68c6955566206dc3d51ba2dab9c4acfc74f9652ed2c04976ae3ee54
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SSDEEP
3072:pc98R9CAHAcKf55kNONO4vIfUye3tYsfNL1sLp:pc9cxhipvjt3yiW
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 build.exe
Files
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build.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: 134KB - Virtual size: 134KB
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