Behavioral task
behavioral1
Sample
2024-02-02_5d3975e50707c52bd4d1adea7c4b938c_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-02_5d3975e50707c52bd4d1adea7c4b938c_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-02_5d3975e50707c52bd4d1adea7c4b938c_cryptolocker
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Size
75KB
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MD5
5d3975e50707c52bd4d1adea7c4b938c
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SHA1
ca85436de419b53ea5987ca57f1bf68b0ed5f60b
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SHA256
8687c71c85dcde603a3771ab2d85b1a18ca41a9d4849b96a5f297092f1858a2d
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SHA512
e42f3788fa75060add62a6040c49c1e543c4ed7d78d3706ef49fcd2260f8ecf2299efd78656240d140527b9938e139c5bd93488ab2b51cd16cbe67e9e7012902
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyBc:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kym
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 2024-02-02_5d3975e50707c52bd4d1adea7c4b938c_cryptolocker
Files
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2024-02-02_5d3975e50707c52bd4d1adea7c4b938c_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