Behavioral task
behavioral1
Sample
2024-02-12_ac5c8277e4157652a4b643df64200243_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-12_ac5c8277e4157652a4b643df64200243_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_ac5c8277e4157652a4b643df64200243_cryptolocker
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Size
62KB
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MD5
ac5c8277e4157652a4b643df64200243
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SHA1
d62a13e508bfa92d385d8f38effef667e528b250
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SHA256
491495808f430f0a74f9570ebd64e820863c6ac063acacef81e99d1985ffb9b8
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SHA512
12a2bad2f1879874603a0187dad0e40115e845db90e4a6df11afa0e22c1c1f845774931bccabc8b898c59996c33e58a4567de2ea7b8db1f2757a43fabcc19734
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAot:1nK6a+qdOOtEvwDpjT
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 2024-02-12_ac5c8277e4157652a4b643df64200243_cryptolocker
Files
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2024-02-12_ac5c8277e4157652a4b643df64200243_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