Behavioral task
behavioral1
Sample
2024-05-28_547a718f9bc78691d6b28cf1c85f1996_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-28_547a718f9bc78691d6b28cf1c85f1996_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-28_547a718f9bc78691d6b28cf1c85f1996_cryptolocker
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Size
90KB
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MD5
547a718f9bc78691d6b28cf1c85f1996
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SHA1
20c9d2d0519eddba58b4da07b396069fb692cb9a
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SHA256
ad4a1bbc47590a69fef0efb867274965dc01d0e4ded672570133cf4db492f06f
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SHA512
35075d232b73adeb8058b7b79cbccef1a98fefa32ba2f0289ff73b5d37704d16841a6c82c963ac2a9582474dc662a5608ce8439d016be9d77c08d079b4ba2098
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tyblL+:zCsanOtEvwDpjp
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 2024-05-28_547a718f9bc78691d6b28cf1c85f1996_cryptolocker
Files
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2024-05-28_547a718f9bc78691d6b28cf1c85f1996_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_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - 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