Behavioral task
behavioral1
Sample
2024-01-18_b6fe94260c591cd7031f83e9463d1b3f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_b6fe94260c591cd7031f83e9463d1b3f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_b6fe94260c591cd7031f83e9463d1b3f_cryptolocker
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Size
80KB
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MD5
b6fe94260c591cd7031f83e9463d1b3f
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SHA1
773f50a39544a62829d295fdfcf38a15a576f7c3
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SHA256
a04a140ce9ef123bf8dbfa4b9b882d88e9d5e754395b1f7fd3ffb257ef646752
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SHA512
292118f46255b275cbcbe3cea72f9cf9fdd79cea09ed4210fe10f08e52383469a46e1f95472e5bf5986ca2a726091b2151c8c8a442a7527485b619ce2f9f4a8c
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7s:T6a+rdOOtEvwDpjNA
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-01-18_b6fe94260c591cd7031f83e9463d1b3f_cryptolocker
Files
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2024-01-18_b6fe94260c591cd7031f83e9463d1b3f_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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