Behavioral task
behavioral1
Sample
2024-02-18_950e4ac9bc5c2b85987bf25845c4fe1a_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-18_950e4ac9bc5c2b85987bf25845c4fe1a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_950e4ac9bc5c2b85987bf25845c4fe1a_cryptolocker
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Size
79KB
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MD5
950e4ac9bc5c2b85987bf25845c4fe1a
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SHA1
2a3750e02f1e59aa80e146833dec84cfbd0cd7fd
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SHA256
528554c9db5f899fb6fb05bdde5aa4cd90fda24b1099afd768e0d7ad47fdcf2f
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SHA512
e5803b5f421a5422687994bb5a7e9c485bdfb9e89838754a2410c403a5cf1b76fc14f6ff19aa016f7fbef1ad0b62c9ade015ba70bf49e7f5db2d4dca6be8955e
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyBDB:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyD
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_950e4ac9bc5c2b85987bf25845c4fe1a_cryptolocker
Files
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2024-02-18_950e4ac9bc5c2b85987bf25845c4fe1a_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