Behavioral task
behavioral1
Sample
2024-02-03_42fb354ca8c896d0a1a6d04955a91d1e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_42fb354ca8c896d0a1a6d04955a91d1e_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_42fb354ca8c896d0a1a6d04955a91d1e_cryptolocker
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Size
62KB
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MD5
42fb354ca8c896d0a1a6d04955a91d1e
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SHA1
fc040f31c6c1caf99beb3fdf26d355e64100dc4a
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SHA256
299cf83bef666787e023258001c551e584d3fd3c8563a039d35dc324131e705c
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SHA512
b8ce1a33626d028f4a10c6e9ff9485c6397693bcf92e22a2df0e74813c673b7c85ab8159df06655a0df7e65d329ad9703d34f844def6d25c760886860ba053d4
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAo8:1nK6a+qdOOtEvwDpj+
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 2024-02-03_42fb354ca8c896d0a1a6d04955a91d1e_cryptolocker
Files
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2024-02-03_42fb354ca8c896d0a1a6d04955a91d1e_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