Behavioral task
behavioral1
Sample
2024-04-24_36f5e6ca7816ceedfef424ac8fde2f36_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_36f5e6ca7816ceedfef424ac8fde2f36_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_36f5e6ca7816ceedfef424ac8fde2f36_cryptolocker
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Size
55KB
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MD5
36f5e6ca7816ceedfef424ac8fde2f36
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SHA1
1a15a4059260240579952d1a8e26f70df9a66d5b
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SHA256
bb4580950e7c83f543458efbc4ea80ef6ca51f1c7cffb61d3c84c591216e2e82
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SHA512
9600ab7903648a77e19fbde08cbcb743f237ea2ed2783172d0a2cbd595a9f94f10795debbeff814af7917c01d951b11960c659f36f303b6ad51f3ca98fa7ec3f
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlR:bP9g/xtCS3Dxx0+
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 2024-04-24_36f5e6ca7816ceedfef424ac8fde2f36_cryptolocker
Files
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2024-04-24_36f5e6ca7816ceedfef424ac8fde2f36_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