Behavioral task
behavioral1
Sample
2024-04-24_8a2cc1d2d1c9270f834ed2623c7a94eb_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-24_8a2cc1d2d1c9270f834ed2623c7a94eb_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-24_8a2cc1d2d1c9270f834ed2623c7a94eb_cryptolocker
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Size
55KB
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MD5
8a2cc1d2d1c9270f834ed2623c7a94eb
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SHA1
0dec5578fb10b3aed1f5e2d7d74aa5e83ba6636d
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SHA256
085477fa3bdacad2059c7a94ed13525fc8a9c790b9fb327e89095d62a650303f
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SHA512
49908979f2731ba5add6fc8a03eb733bad846e15028f01c30e6c59f17fc2074a2d88cdb9e23237697fc4727bb7cb096428428e5d49f6e4efe94feb92d837c822
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+h:bP9g/xtCS3Dxx0Jh
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_8a2cc1d2d1c9270f834ed2623c7a94eb_cryptolocker
Files
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2024-04-24_8a2cc1d2d1c9270f834ed2623c7a94eb_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