Behavioral task
behavioral1
Sample
2024-05-30_54f6832f50a0ce4d84637b8d38204561_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-30_54f6832f50a0ce4d84637b8d38204561_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-30_54f6832f50a0ce4d84637b8d38204561_cryptolocker
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Size
57KB
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MD5
54f6832f50a0ce4d84637b8d38204561
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SHA1
8e012de45da643562678ed47e9c511b700f85570
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SHA256
9bb05e928fc7b33111142122dc6320a25e4e0533a63daa99bce73c55dea7989c
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SHA512
8028b394fde20bea0ffe247426cecb615c06e9160186538ae557791b9b964159ba37fef660b1e2ec4fb3ed48689afb8da06b8024d65926733b8f19b5cd075468
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlgga:bP9g/xtCS3Dxx0l
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 2024-05-30_54f6832f50a0ce4d84637b8d38204561_cryptolocker
Files
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2024-05-30_54f6832f50a0ce4d84637b8d38204561_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