Behavioral task
behavioral1
Sample
2024-04-25_54c73c5757356e3178db74cc55093203_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-25_54c73c5757356e3178db74cc55093203_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_54c73c5757356e3178db74cc55093203_cryptolocker
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Size
52KB
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MD5
54c73c5757356e3178db74cc55093203
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SHA1
882a6c69c2e63ea1a69c3ef9bf4dc58813761034
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SHA256
61d5947e06fde9e7e2a766c13725ad62ab9c9e90c4a713649ff411d57a878a25
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SHA512
ca3e53a29690196f9c23a9d0d920dca469d1293de0e909556ad59b42f23bc007787b63911d1c90effd3f047b1de7b1cf3dd44b1350d8fec7926e879f1e31adac
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOTh:z6QFElP6n+gKmddpMOtEvwDpj31id
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 2024-04-25_54c73c5757356e3178db74cc55093203_cryptolocker
Files
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2024-04-25_54c73c5757356e3178db74cc55093203_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