Behavioral task
behavioral1
Sample
2024-05-31_74152b7c43aab7659384dcab6cf759a6_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-31_74152b7c43aab7659384dcab6cf759a6_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-31_74152b7c43aab7659384dcab6cf759a6_cryptolocker
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Size
90KB
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MD5
74152b7c43aab7659384dcab6cf759a6
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SHA1
40172f8bfe062c1e4c2bf99230533bf7fa2edabc
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SHA256
524f8d5d929a94a03601cb72967933be755b774238740e2afa566248575142e9
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SHA512
55191b61ae2f80f6e353a5da80023eeb95c67661de2aa9e1895a6ca7e32c103b971b0db492519f3968d6f94984d439b17dbcccf267d5781a03c5435dd270e163
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAHD:n6a+1SEOtEvwDpjYYvQd2Pj
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 2024-05-31_74152b7c43aab7659384dcab6cf759a6_cryptolocker
Files
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2024-05-31_74152b7c43aab7659384dcab6cf759a6_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE