Behavioral task
behavioral1
Sample
2024-05-09_958817e84f2b5cfce038988127d5e611_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-09_958817e84f2b5cfce038988127d5e611_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-09_958817e84f2b5cfce038988127d5e611_cryptolocker
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Size
41KB
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MD5
958817e84f2b5cfce038988127d5e611
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SHA1
ecd4077cf4ee7da2f853ae348fcbd3c6e6d4742d
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SHA256
6dae7160bfd7fe3ebe8fef205cfd3ddd37035d058809a260e057d4d382418b9c
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SHA512
61bcf8b77416bd8655a50b1520a98c9b8271cfc9bc746f676063bd7740f3f55053d4645443514b7a6ddc81ee945a732233716c9e442af24fa3c72e228f20f877
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHNQdpQ:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKCk
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 2024-05-09_958817e84f2b5cfce038988127d5e611_cryptolocker
Files
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2024-05-09_958817e84f2b5cfce038988127d5e611_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