Behavioral task
behavioral1
Sample
2024-04-24_3b2761538d815b56f79c0f7a935631a3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_3b2761538d815b56f79c0f7a935631a3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-24_3b2761538d815b56f79c0f7a935631a3_cryptolocker
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Size
55KB
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MD5
3b2761538d815b56f79c0f7a935631a3
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SHA1
fdfefdc58025a8f2468eed6d1f97d967d54a09e5
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SHA256
4d3837c4038a045c106200496754beb759a6b11f0194a6ab5074d1c44c30abf2
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SHA512
ae39c07c08fee646332a41872f9952b0fd0f899215f5f7bdef89cab94f9cd178179902f23c6e7fdd5f972a18ce779e918ec06e52cd3c489c141b22d8d1d01e0e
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+hj:bP9g/xtCS3Dxx0Jhj
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 2024-04-24_3b2761538d815b56f79c0f7a935631a3_cryptolocker
Files
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2024-04-24_3b2761538d815b56f79c0f7a935631a3_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