Behavioral task
behavioral1
Sample
Omorcoto.exe
Resource
win10v2004-20231020-en
General
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Target
Omorcoto.exe
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Size
336KB
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MD5
542fa8d1b7376c68302edad709949ee5
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SHA1
79747d3ba217b669bffe0a3161914e85cb5e5835
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SHA256
59cf13cc3a981340d5f7061a7b2b5b9581449701b79d65296dff17b83be96f21
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SHA512
23e10b41e18b94887bc68d2b3bd4d1cd877c6648225790b26057b83fbb35571abe2f4690ba61e2f1e5330aaedf59bdd7cc3aa2388dd895407a87b28499cf06c3
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SSDEEP
6144:vr9rF+gX5RTmTDRMKtH/fEhkXDEjhoqrSRJDV1RGVigYe7wJKDoDKuz1TuWQ0dq:NMgX5RTmTDRMIEGzEjhoqrSRJDV1RmqQ
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 Omorcoto.exe
Files
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Omorcoto.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: 71KB - Virtual size: 70KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 264KB - Virtual size: 264KB
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