Behavioral task
behavioral1
Sample
2024-05-04_b889e3d5447a92bcd4b49fc9a95b751d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-04_b889e3d5447a92bcd4b49fc9a95b751d_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-04_b889e3d5447a92bcd4b49fc9a95b751d_cryptolocker
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Size
56KB
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MD5
b889e3d5447a92bcd4b49fc9a95b751d
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SHA1
76e45d51a760400b8094ba950dd90832487d8814
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SHA256
3bb3c9ad1379fb0610907615a33514f68a3020946e951de68c3ccb0deccbd039
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SHA512
585e03e6644f1ea73d0845a44ebefed649b219c43d8e34047d9794b3cb99ba05b08791170e889b8ccd00f8a73e432efde727247af329ad2ee48904e1892b6472
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlv:bP9g/xtCS3Dxx08
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 2024-05-04_b889e3d5447a92bcd4b49fc9a95b751d_cryptolocker
Files
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2024-05-04_b889e3d5447a92bcd4b49fc9a95b751d_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