Behavioral task
behavioral1
Sample
2024-01-28_45f8186c82750ce5eb7654d7d5681c0a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_45f8186c82750ce5eb7654d7d5681c0a_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-28_45f8186c82750ce5eb7654d7d5681c0a_cryptolocker
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Size
64KB
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MD5
45f8186c82750ce5eb7654d7d5681c0a
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SHA1
db90453d0887b6c7240dc8bd642e48a25b6c531f
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SHA256
36963e167256d27cf909d7d977fd0a3b420327e1c15a2921aab5062c62722ac4
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SHA512
ace5249cd4e04224ad49fcab4a52a3e421c2257b211109307fc8c75a7b9753cf59743ad53434b0700e0f28667b7328d78079b074e61ebc7207e4bd1efaa1020f
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SSDEEP
384:z0VkMq01bJ3wtEwPS8HLEh+Jagz+3be+26JWFcrYkW0NrD5v6ntOOtEvwDpjqIGa:zQz7yVEhs9+8uJP6ntOOtEvwDpjF
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 2024-01-28_45f8186c82750ce5eb7654d7d5681c0a_cryptolocker
Files
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2024-01-28_45f8186c82750ce5eb7654d7d5681c0a_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