Behavioral task
behavioral1
Sample
2024-05-29_c9c8cbf124842a0d8e992229700fc0ec_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-29_c9c8cbf124842a0d8e992229700fc0ec_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-29_c9c8cbf124842a0d8e992229700fc0ec_cryptolocker
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Size
54KB
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MD5
c9c8cbf124842a0d8e992229700fc0ec
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SHA1
ada786833e5c6340f8b995a0df9d74a08575fe96
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SHA256
cf733837bf64ac9233e0570985739bb627b9d491623c884960de80f3e7328268
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SHA512
dd05c6bfd4b1a9bafc047b7584cab23c49611b5451cf708726dd31425e16a1208554236d98c037740eb7c3d2013c3f5dd5ae87543728796875a5643fcea273f2
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOka+:z6QFElP6n+gKmddpMOtEvwDpj31ikN
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-05-29_c9c8cbf124842a0d8e992229700fc0ec_cryptolocker
Files
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2024-05-29_c9c8cbf124842a0d8e992229700fc0ec_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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