Behavioral task
behavioral1
Sample
2024-05-05_30304097ad965ab1926b9efc0124a430_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-05_30304097ad965ab1926b9efc0124a430_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-05_30304097ad965ab1926b9efc0124a430_cryptolocker
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Size
55KB
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MD5
30304097ad965ab1926b9efc0124a430
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SHA1
26aaa02d740b2ae954617cdd79860e80584b39d1
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SHA256
f2490f64c5f7806fdfa643d537c855edc8482deb450074768af99a777b73df24
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SHA512
5206b589c13b77a914485ec9db4734c939ae0fcf45f5a767b7794993281342f94196870109925c7ca8a59e1b101e9b9995c1f1f599076780bbc31afca661aad2
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlO:bP9g/xtCS3Dxx0R
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 2024-05-05_30304097ad965ab1926b9efc0124a430_cryptolocker
Files
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2024-05-05_30304097ad965ab1926b9efc0124a430_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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