Behavioral task
behavioral1
Sample
2024-05-11_8969bdce8d20c28ff68eedc2f0bef7ea_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-11_8969bdce8d20c28ff68eedc2f0bef7ea_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-11_8969bdce8d20c28ff68eedc2f0bef7ea_cryptolocker
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Size
80KB
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MD5
8969bdce8d20c28ff68eedc2f0bef7ea
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SHA1
b7ac16caaffade33881273c9b6cbe21fa291d755
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SHA256
2dfa4c7956e383b7fbcfa81401621244de5fcaff0f8cea684135a2b85f4b1b88
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SHA512
207e31bf3d2fe0ccf89e38e13bd352b3f986151bcb80ff80b46b131e0b9f953a40656771d8419aabdf20dc20a4075bb4c8e79b41bf2174047f2a73fa8dd6e1e7
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSafiPuqG:T6a+rdOOtEvwDpjNcB
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 2024-05-11_8969bdce8d20c28ff68eedc2f0bef7ea_cryptolocker
Files
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2024-05-11_8969bdce8d20c28ff68eedc2f0bef7ea_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