Behavioral task
behavioral1
Sample
4efd4e06022db8f8325a76d164f57b96_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
4efd4e06022db8f8325a76d164f57b96_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
4efd4e06022db8f8325a76d164f57b96_cryptolocker_JC.exe
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Size
65KB
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MD5
4efd4e06022db8f8325a76d164f57b96
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SHA1
9f5ee3effb834f498d68d4c02b4570a9448a18cc
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SHA256
b5288406f6fb40182a56182dbcab5456fed28b00dcfcb2182a7ebca5d9a1d5da
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SHA512
f299a3591c0acae0686c2eeaaa964f2b08a098c77e04eceb10417b42ef46f63852a3025d675820531aae30a1d01a7dd16b6b83857b3bd513d3b9c7d91fd9804c
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYfKhBUzMo:1nK6a+qdOOtEvwDpj2
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 4efd4e06022db8f8325a76d164f57b96_cryptolocker_JC.exe
Files
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4efd4e06022db8f8325a76d164f57b96_cryptolocker_JC.exe.exe windows 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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE