Behavioral task
behavioral1
Sample
2024-05-20_1a58eaa0adc29b50cda1decd346f8e60_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-20_1a58eaa0adc29b50cda1decd346f8e60_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-20_1a58eaa0adc29b50cda1decd346f8e60_cryptolocker
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Size
59KB
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MD5
1a58eaa0adc29b50cda1decd346f8e60
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SHA1
bb08c8016fd2c29f1c69db0a48707fde82153809
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SHA256
38a767c3a907d81cf8373cc2af12e86f00a5c6f24b19191d69086c0827749e6f
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SHA512
3078fe6e966b55a034171c2c42bab1a1bd874dc2386a669c4886068c16422fd79c5195bbc98030cedfbd85753a2109eb1b2938cc5c04e1229302934e225bebed
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axK3v:z6QFElP6n+gKmddpMOtEvwDpj9aYaQv
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 2024-05-20_1a58eaa0adc29b50cda1decd346f8e60_cryptolocker
Files
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2024-05-20_1a58eaa0adc29b50cda1decd346f8e60_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