Behavioral task
behavioral1
Sample
2024-01-18_c241a68a148479d7ed3598203552b369_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_c241a68a148479d7ed3598203552b369_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_c241a68a148479d7ed3598203552b369_cryptolocker
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Size
64KB
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MD5
c241a68a148479d7ed3598203552b369
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SHA1
32d0fd632bd99419ebab33bd82586dbca210e9d8
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SHA256
c493b2b6a86140557e68fae49bf03aaaf02ecc122f91719088a7548ca682d664
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SHA512
fa395352bea08a95cfffc0cb49a84b890af64cf6f680417278d543af9374381e149eb6e4f7d9e17584bfbbe5fcfb0e83b724199d3dd6ca5e0097a83497a60d3f
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SSDEEP
384:z0VkMq01bJ3wtEwPS8HLEh+Jagz+3be+26JWFpXMYkW0NrD5v6ntOOtEvwDpjqIH:zQz7yVEhs9+8pMJP6ntOOtEvwDpjF
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 2024-01-18_c241a68a148479d7ed3598203552b369_cryptolocker
Files
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2024-01-18_c241a68a148479d7ed3598203552b369_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