Behavioral task
behavioral1
Sample
2024-02-18_8cc184596e223d85caf1cca7d3c8a614_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_8cc184596e223d85caf1cca7d3c8a614_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_8cc184596e223d85caf1cca7d3c8a614_cryptolocker
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Size
61KB
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MD5
8cc184596e223d85caf1cca7d3c8a614
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SHA1
1ad968f64a94031603d626f4ed08b04e36bb833a
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SHA256
4fb3b29147935b150e82b3b51fe59c996d3573d5c1cd81442e468ac1f7d6dc9c
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SHA512
1a27c1d5a9e213a065c329afbd46c36e81dc15efc04dc9ca43ad69cb43cb2c0ac80f285b6bfc13dc7511a83e85d62746d28d1c2ff2091caf77a98753a78dda19
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnV0j:zj+soPSMOtEvwDpj4kpmeLmnu
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 2024-02-18_8cc184596e223d85caf1cca7d3c8a614_cryptolocker
Files
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2024-02-18_8cc184596e223d85caf1cca7d3c8a614_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