Behavioral task
behavioral1
Sample
2024-06-11_15a7a1367790a0f2d77800ee28e9b2dd_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-11_15a7a1367790a0f2d77800ee28e9b2dd_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-11_15a7a1367790a0f2d77800ee28e9b2dd_cryptolocker
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Size
42KB
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MD5
15a7a1367790a0f2d77800ee28e9b2dd
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SHA1
3e2173c60fb40e6ee95be6e817b8d4280454a668
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SHA256
c817b8abaf96b53d042af6a4050def1a4a88e4f4e51b3998fb20b4474019e59a
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SHA512
ff4cd520fb7c60ed9b986ed13721baacdb20dd180686c7400bd306e710aae8f05c2a95ebbe0e03d5cad531eb93f75793578e43d7292f5c8d7c18a134ef542a76
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SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKo3D:ba6YcA/Xk3wXFXSqAJCD
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 2024-06-11_15a7a1367790a0f2d77800ee28e9b2dd_cryptolocker
Files
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2024-06-11_15a7a1367790a0f2d77800ee28e9b2dd_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