Behavioral task
behavioral1
Sample
2024-01-28_33fb51549d575cda2d8327f6cbeb459e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_33fb51549d575cda2d8327f6cbeb459e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_33fb51549d575cda2d8327f6cbeb459e_cryptolocker
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Size
77KB
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MD5
33fb51549d575cda2d8327f6cbeb459e
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SHA1
999871e127929c93dd9ee6d3658a919966dc0504
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SHA256
68949f7036938b33c551588d1b0127d723a9ee0fc3b5d587787b189777fed272
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SHA512
de73df7b2295a236882104f293b9e8900b5a88e13490b59d3a420a4c411048e9774a21838be3e9a48834869f05e2ebb8834882d5c5c9810e7678d6f35a596178
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyB7h:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyb
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_33fb51549d575cda2d8327f6cbeb459e_cryptolocker
Files
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2024-01-28_33fb51549d575cda2d8327f6cbeb459e_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