Behavioral task
behavioral1
Sample
2024-02-11_72a576467b93e2281e65dfe5658ac8c9_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-11_72a576467b93e2281e65dfe5658ac8c9_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-11_72a576467b93e2281e65dfe5658ac8c9_cryptolocker
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Size
77KB
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MD5
72a576467b93e2281e65dfe5658ac8c9
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SHA1
249c641d816587a7e1b6cc8bcbae6c46eebb8a37
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SHA256
700785de665719a4d7ab5a3bbcf8e9e01572e6f870ec40dfcda02e4608be9a38
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SHA512
4a4419cad8729c8a176993502ffb25cfe56af0c086e6c61d6da1d8e975462c97bec4f3fa59fa9fd080acb5f89c756c75859c6fb86e8ba029cb05d88a10f41445
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyBO:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyk
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 2024-02-11_72a576467b93e2281e65dfe5658ac8c9_cryptolocker
Files
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2024-02-11_72a576467b93e2281e65dfe5658ac8c9_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