Behavioral task
behavioral1
Sample
2024-06-06_bec9d5c58c87fc5d6033ea5c204e0430_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-06_bec9d5c58c87fc5d6033ea5c204e0430_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-06_bec9d5c58c87fc5d6033ea5c204e0430_cryptolocker
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Size
67KB
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MD5
bec9d5c58c87fc5d6033ea5c204e0430
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SHA1
8524e1a2fd61cdc49410100e44ceab6de6c3d452
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SHA256
424e6095c1bb00a1106df238301074365e478236b0517f22835fccc4ff8e2eb6
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SHA512
62709d8b8451feeb9aec6a5748f61bfe35ff37515116a55124ed986a05a40c8d29cd987989454c03c3620ebb41e7875bf904b9a51b99a908837322b5fc565f57
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xZVg:1nK6a+qdOOtEvwDpjW
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 2024-06-06_bec9d5c58c87fc5d6033ea5c204e0430_cryptolocker
Files
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2024-06-06_bec9d5c58c87fc5d6033ea5c204e0430_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