Behavioral task
behavioral1
Sample
2024-01-27_92f91b1e8dc82a0380bd002e55fb98e5_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_92f91b1e8dc82a0380bd002e55fb98e5_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_92f91b1e8dc82a0380bd002e55fb98e5_cryptolocker
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Size
64KB
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MD5
92f91b1e8dc82a0380bd002e55fb98e5
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SHA1
721e150809d175ff2ff2ce36818f99a7ddd0243a
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SHA256
e1fe1c964670e686c2d184c93501a856d91dd60bf15f92c322257fc07eeabf0b
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SHA512
5f5958ef072ef34544005ff68b4a0007d3ae53b69c9d8b4fbb1190c7c4275cd5a2c1249348557fb7994c26231e99d318ab814cff551bd8cdb94126b3d4c14149
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXL+:1nK6a+qdOOtEvwDpjy
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 2024-01-27_92f91b1e8dc82a0380bd002e55fb98e5_cryptolocker
Files
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2024-01-27_92f91b1e8dc82a0380bd002e55fb98e5_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE