Behavioral task
behavioral1
Sample
2024-05-14_51e52c80db8648b0ee33440380bba9aa_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-14_51e52c80db8648b0ee33440380bba9aa_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-14_51e52c80db8648b0ee33440380bba9aa_cryptolocker
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Size
41KB
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MD5
51e52c80db8648b0ee33440380bba9aa
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SHA1
16c21362a8b2a593bfa6508b86ce1ffe1b07ebdb
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SHA256
75d35de92cd55b9933d36d29cb59144fff3589d8cbd8337ae90a6b9bd60f6b4a
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SHA512
1a651550c58c1cefc46b5f012199961c8c24653765341a062a9430b25d3bcf24510d82c7ea70bc70d7ed6157585e3993c755efeff484bbff43b810c5e22a5744
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHy:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKS
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_51e52c80db8648b0ee33440380bba9aa_cryptolocker
Files
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2024-05-14_51e52c80db8648b0ee33440380bba9aa_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