Behavioral task
behavioral1
Sample
2024-05-30_97be4bfd663872f3246165a1bc1b5257_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-30_97be4bfd663872f3246165a1bc1b5257_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-30_97be4bfd663872f3246165a1bc1b5257_cryptolocker
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Size
56KB
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MD5
97be4bfd663872f3246165a1bc1b5257
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SHA1
a7d402b2eb1895ac8e3727dfcfc6510ed9ebf51c
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SHA256
af078dfd96b42f386c380846f065102b3c4f5332646fda5b165e9903a5c153e6
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SHA512
c993c8dd5d0c6ac3452cfc0cdf2140857ac0175f143452a0589a17c9630c06bccfe09b0d3ec6b8c7784340f2c0b10c6a904f6e9790b9742a63bbdc185c0b21b8
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlYt:bP9g/xtCS3Dxx0Lt
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 2024-05-30_97be4bfd663872f3246165a1bc1b5257_cryptolocker
Files
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2024-05-30_97be4bfd663872f3246165a1bc1b5257_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