Behavioral task
behavioral1
Sample
2024-02-03_90e95dcf5615dea599c8951b759f0ee1_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-03_90e95dcf5615dea599c8951b759f0ee1_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_90e95dcf5615dea599c8951b759f0ee1_cryptolocker
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Size
67KB
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MD5
90e95dcf5615dea599c8951b759f0ee1
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SHA1
50ef86473f940d7727c04be667c52be140ca21a9
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SHA256
337531ac42d350d01be16ebca7186c6b7d51b177a7770e05d90374e0ed1f136d
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SHA512
ce7176d7edaff185966abb1885952e1f4ee77e8bab5a3c238d83f864f8c441ebc1df2cde1e3f38290aae4e0bff3d1c1b406eae11f17a2853d8f520b6f989d84d
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBX:z6a+CdOOtEvwDpjQF
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_90e95dcf5615dea599c8951b759f0ee1_cryptolocker
Files
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2024-02-03_90e95dcf5615dea599c8951b759f0ee1_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