Behavioral task
behavioral1
Sample
2024-06-15_d8f05235ea211e71e1b75050762a4af0_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-15_d8f05235ea211e71e1b75050762a4af0_cryptolocker.exe
Resource
win10v2004-20240611-en
General
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Target
2024-06-15_d8f05235ea211e71e1b75050762a4af0_cryptolocker
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Size
42KB
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MD5
d8f05235ea211e71e1b75050762a4af0
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SHA1
f4a125b305dae0dd2d710f8b27b35d5bb10252f8
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SHA256
5570675e3be699184c760d65a5829b936d09f169735dcc3aa00efdbdfd39a008
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SHA512
e566e4cb4092db9d67a913cbbb6ac253c75e8f7f1606158815c9c7e2593badd5671fd47381333f5b551ce59207fa09482879bdb76675c6a2a6ddd393c80e2a08
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SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKoWc:ba6YcA/Xk3wXFXSqAJ4
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 2024-06-15_d8f05235ea211e71e1b75050762a4af0_cryptolocker
Files
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2024-06-15_d8f05235ea211e71e1b75050762a4af0_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