Behavioral task
behavioral1
Sample
2024-08-25_a76390fafba98b5d45bd1d8b9590515f_cryptolocker.exe
Resource
win7-20240729-en
General
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Target
2024-08-25_a76390fafba98b5d45bd1d8b9590515f_cryptolocker
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Size
54KB
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MD5
a76390fafba98b5d45bd1d8b9590515f
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SHA1
098732ec09a85f89b887ecb3b092844ed33f2cd9
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SHA256
c41d4004f10d1594470160dd951d8d974fe1a5fa29025be7995b02eecd94106d
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SHA512
e0c7cf5c070a93de18b3acd878fb0fbc4c836cf63f651de30e2db123cd721f3e5f79bf5e1b5fcbf591ec9c4b6bb2de50c7d4dc865859e007d4161202da2bed2e
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SSDEEP
768:bco/2n1TCraU6GD1P2wZEjbhxnbcuyD7U9kXDn62tH/1/LpPFP8H:b7/y28wZEjbnouy8G76iH/NLpq
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-25_a76390fafba98b5d45bd1d8b9590515f_cryptolocker
Files
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2024-08-25_a76390fafba98b5d45bd1d8b9590515f_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