Behavioral task
behavioral1
Sample
2024-05-09_83c47359a0e5a3e542f7b1dac9bf203a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-09_83c47359a0e5a3e542f7b1dac9bf203a_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-09_83c47359a0e5a3e542f7b1dac9bf203a_cryptolocker
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Size
40KB
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MD5
83c47359a0e5a3e542f7b1dac9bf203a
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SHA1
514512e9c40c5319254d881a2da797670a11757a
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SHA256
88d95dc52b61d2c37c0f1c7739814d1c92ec18f0bf65d641898c00ca714efee9
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SHA512
b099abaa96d577e39da32bfc14c75b0463d10e0c2597eef426367b0ff211dd1b530acc77d1a73639f282765a41167b0348b87d4ab5da123bbc6592aac4ecbb08
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHBif:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKQf
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-09_83c47359a0e5a3e542f7b1dac9bf203a_cryptolocker
Files
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2024-05-09_83c47359a0e5a3e542f7b1dac9bf203a_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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