Behavioral task
behavioral1
Sample
2024-06-24_c66e0e27a7e56453f06f63ca61b333ca_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-24_c66e0e27a7e56453f06f63ca61b333ca_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-24_c66e0e27a7e56453f06f63ca61b333ca_cryptolocker
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Size
43KB
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MD5
c66e0e27a7e56453f06f63ca61b333ca
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SHA1
bbbf481538d9b826054ac4e4c97bc4ae0fdc5ece
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SHA256
e75b6fc9c20cd7a50399069a684f951b670fbd7955f51c9fbc6bc1fa53223a37
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SHA512
c322f5c82bc2b8c76f1b532bba3a0d618d1fa78ab6d0d2467466d842f9cc1ab3e3150696ae58d229aa1b188090130994f3eac4d3746c41dbebf6881426571890
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SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKoMIp:ba6YcA/Xk3wXFXSqAJSp
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 2024-06-24_c66e0e27a7e56453f06f63ca61b333ca_cryptolocker
Files
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2024-06-24_c66e0e27a7e56453f06f63ca61b333ca_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