Behavioral task
behavioral1
Sample
2024-05-16_51bc56cbf915509f592e56f99f3b617a_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-16_51bc56cbf915509f592e56f99f3b617a_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-16_51bc56cbf915509f592e56f99f3b617a_cryptolocker
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Size
52KB
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MD5
51bc56cbf915509f592e56f99f3b617a
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SHA1
0a2d2d56d7d6ff330b0a64797c3d37739272bb2f
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SHA256
3fd7223b53a05d0a75dc13d3be6259b668b2bc4aba75cad9db1a49946ba67e1e
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SHA512
469a6b5569801d4f78c96833859e85107282a47e83066fceb04c6910cd42fc6a1577ace14b3aaca1b02296e31204cf54858d7bd895d70493c97f25c5197df8e1
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOH:bODOw9acifAoc+v0
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-16_51bc56cbf915509f592e56f99f3b617a_cryptolocker
Files
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2024-05-16_51bc56cbf915509f592e56f99f3b617a_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE