Behavioral task
behavioral1
Sample
2024-05-15_bff6a7a9546b9c8673e4b0e65ec97134_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-15_bff6a7a9546b9c8673e4b0e65ec97134_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-15_bff6a7a9546b9c8673e4b0e65ec97134_cryptolocker
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Size
41KB
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MD5
bff6a7a9546b9c8673e4b0e65ec97134
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SHA1
aa09b216f689541400b031528bf2f13c3a03e602
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SHA256
50a080b75e38b853e17f5f839c769c32d67b4753fa3c409bdac1f2ba7d5258eb
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SHA512
aeac93eb154a4136a073e5fb1414faf0c1e653138673684815194895b3bf702fc0bf5d0e2c5c582b3c53256a2c94cb0e9d510fbaa7ae68b62ffc195167288708
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHI:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKo
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 2024-05-15_bff6a7a9546b9c8673e4b0e65ec97134_cryptolocker
Files
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2024-05-15_bff6a7a9546b9c8673e4b0e65ec97134_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