Static task
static1
Behavioral task
behavioral1
Sample
2024-05-16_b558d6b47e6af939351a7d144e712476_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-16_b558d6b47e6af939351a7d144e712476_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-16_b558d6b47e6af939351a7d144e712476_cryptolocker
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Size
49KB
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MD5
b558d6b47e6af939351a7d144e712476
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SHA1
9b5331250589682f05907c529db57e9ba7fa120f
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SHA256
1e540997bb3726b2bb20f4fc20c7c32c92f0693db040055ba29ded868a53612e
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SHA512
ffec559a277de43fde69f967bd441b188f8b654ba81fdf001fff20cc5e4ae39d503333f3ad2f9e81152783f7e1ca1399d77ab25c7fb59017ee1a3023d6d54515
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaN4NOH:xj+VGMOtEvwDpjy+TN4w
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-16_b558d6b47e6af939351a7d144e712476_cryptolocker
Files
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2024-05-16_b558d6b47e6af939351a7d144e712476_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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