Behavioral task
behavioral1
Sample
2024-01-18_d841c52f1d5b3934f0467417014b8df5_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_d841c52f1d5b3934f0467417014b8df5_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_d841c52f1d5b3934f0467417014b8df5_cryptolocker
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Size
81KB
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MD5
d841c52f1d5b3934f0467417014b8df5
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SHA1
780551dbd871841b753aa40a809cf563aeaa9677
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SHA256
f1f74e48d5d5478e050492dfbaa96154635062da85aba2535ac5d19b0269b417
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SHA512
1b7a411887163448bb5548934876ef15d60007dc5b8f97990eb3e44f6b62fa54133cd09de0b1624092714f566b35add0357537f99b3fdba66b25bab0bc7da650
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1E:zCsanOtEvwDpj6
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_d841c52f1d5b3934f0467417014b8df5_cryptolocker
Files
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2024-01-18_d841c52f1d5b3934f0467417014b8df5_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