Behavioral task
behavioral1
Sample
2024-01-29_fa944520a083299275544de785a0a4a6_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_fa944520a083299275544de785a0a4a6_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_fa944520a083299275544de785a0a4a6_cryptolocker
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Size
64KB
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MD5
fa944520a083299275544de785a0a4a6
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SHA1
30ee5772f28f29630a1f0185c4523b2d214d2a16
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SHA256
730ebcc09d5e6bcda2496dfd7b83f15b2402860c84573a4d2f45e72f45448cf2
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SHA512
d1937628286a0dc0a75b465b62b73a90a9951afad4a504a2efc0356314d26f906d21ca5d169b7916160cfa3b9d05335105b173959a849675894c41d3a56d67db
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SSDEEP
384:z0VkMq01bJ3wtEwPS8HLEh+Jagz+3be+26JWFzJYkW0NrD5v6ntOOtEvwDpjqIGa:zQz7yVEhs9+8lJP6ntOOtEvwDpjF
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 2024-01-29_fa944520a083299275544de785a0a4a6_cryptolocker
Files
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2024-01-29_fa944520a083299275544de785a0a4a6_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