Behavioral task
behavioral1
Sample
2024-04-16_1bad077c967ce22d24998463029aa1f9_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-16_1bad077c967ce22d24998463029aa1f9_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-16_1bad077c967ce22d24998463029aa1f9_cryptolocker
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Size
54KB
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MD5
1bad077c967ce22d24998463029aa1f9
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SHA1
75980599e86e3dcd30e16fd42ab6b71f6305a75d
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SHA256
57bd5cf2759ac099cd7f6b7735806baf2b121dbd823e0dedf73ae2792332e18f
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SHA512
8e9ba9e44c81e3d4b4b72808b28e24c560548237f0bc444cfd3955ae803d7a183cf21ee783d8f63cc6477c17b4ebfc04944a2ac8463aa8d2723cf08e85db86f7
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgULA:bP9g/xtCS3Dxx0B
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 2024-04-16_1bad077c967ce22d24998463029aa1f9_cryptolocker
Files
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2024-04-16_1bad077c967ce22d24998463029aa1f9_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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