Behavioral task
behavioral1
Sample
2024-05-25_46bbdeb4f16f347302794007265193f9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-25_46bbdeb4f16f347302794007265193f9_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-25_46bbdeb4f16f347302794007265193f9_cryptolocker
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Size
53KB
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MD5
46bbdeb4f16f347302794007265193f9
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SHA1
d5aa22b8367283ffc275acf2ab4962c9fedadc7a
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SHA256
0ca06940187db8736edff5bbb8e10ea9a3f99d9df8833cf951b8c58c3540b3d6
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SHA512
da40ed5af0cb20a1f91257d23ed70ce0f5ccf49eb4105b246a2fd7364be1c16223cb101f3b9d7676fd6c09521ed8d463724590102d6f0e1ee9d34153c160bf5b
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOkgf:z6QFElP6n+gKmddpMOtEvwDpj31ikgf
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 2024-05-25_46bbdeb4f16f347302794007265193f9_cryptolocker
Files
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2024-05-25_46bbdeb4f16f347302794007265193f9_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_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