Behavioral task
behavioral1
Sample
2024-02-03_70ed285e8d831c2a67b2e962fcdf7f05_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-03_70ed285e8d831c2a67b2e962fcdf7f05_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_70ed285e8d831c2a67b2e962fcdf7f05_cryptolocker
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Size
117KB
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MD5
70ed285e8d831c2a67b2e962fcdf7f05
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SHA1
409a7cb05a13126fc823873d31d9c0976e6d8f2c
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SHA256
1fb20a95db865b77dc3b0b63e2ee97ae2b3c36c1c8b491cde9ec0ee4a2a05fcf
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SHA512
f8663e49b930bec374dd7a7f5ccfd3af957e9041b5774e2bd011bf18e73aeda078ac2ef3ada4fb1f0f20aa935a02c0b255be090638b9d6a88cddc5a658388ee0
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01ZN:z6a+CdOOtEvwDpjczx
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 2024-02-03_70ed285e8d831c2a67b2e962fcdf7f05_cryptolocker
Files
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2024-02-03_70ed285e8d831c2a67b2e962fcdf7f05_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_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