Behavioral task
behavioral1
Sample
2024-05-13_28271b45b49226827909943b4fd3c874_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-13_28271b45b49226827909943b4fd3c874_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-13_28271b45b49226827909943b4fd3c874_cryptolocker
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Size
66KB
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MD5
28271b45b49226827909943b4fd3c874
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SHA1
af4ce2f71b98223b159e7bbb4f556fcb51f8e0c4
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SHA256
569739de4ea1a2d078dcbe8bc8a8b99fdabe0eaad548ccc382629a7e774ee5bc
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SHA512
1b039fb5a83438d80f69b287dc60db6fc71b4476350859342d601f50d250befa4ea7d0424d782314154113497fe63b4f28f713c1c5f173d4ba55d6c90228ae20
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8x2:1nK6a+qdOOtEvwDpjE
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 2024-05-13_28271b45b49226827909943b4fd3c874_cryptolocker
Files
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2024-05-13_28271b45b49226827909943b4fd3c874_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