Behavioral task
behavioral1
Sample
2024-06-08_9738829feea5a3aae85bf650671ffaf1_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-08_9738829feea5a3aae85bf650671ffaf1_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-08_9738829feea5a3aae85bf650671ffaf1_cryptolocker
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Size
53KB
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MD5
9738829feea5a3aae85bf650671ffaf1
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SHA1
d942a8258bc71bc0379c8d9850922e412c046282
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SHA256
51f925de7e1bb648a935fb5831c9531857a6ac28007f1b9957fe2be8f64c79c7
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SHA512
fb05cc3d1bd7ec5ca3ed7be37e6fbce13c4e588c36436a32c409844988850d655f830d14071ffcb1e4f01740b640a4e006aa03ca50baf5383255e8e2f459d8ca
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOUV:bODOw9acifAoc+vv
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 2024-06-08_9738829feea5a3aae85bf650671ffaf1_cryptolocker
Files
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2024-06-08_9738829feea5a3aae85bf650671ffaf1_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