Behavioral task
behavioral1
Sample
2024-05-14_86a2a98b887a72f55a5b004e647bc53e_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-14_86a2a98b887a72f55a5b004e647bc53e_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-14_86a2a98b887a72f55a5b004e647bc53e_cryptolocker
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Size
41KB
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MD5
86a2a98b887a72f55a5b004e647bc53e
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SHA1
e6ecd5ecd1fea7fc65db2bcdf8f2c80056cdd7ee
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SHA256
280d73857a5d0816fbbe4a9647cec8bbdce58362ddbcbac50a51d7b7046144a9
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SHA512
ba0e92efed6937a4c80d34fc792e5e79974be74375faa08ef4494c02abb8d184c1985d7201c9779fcdf5593b012f2d74d526c872b558d9ed0ff9f8832646ae22
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHr:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKL
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 2024-05-14_86a2a98b887a72f55a5b004e647bc53e_cryptolocker
Files
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2024-05-14_86a2a98b887a72f55a5b004e647bc53e_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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