Behavioral task
behavioral1
Sample
4042df9af7e690dabdf8ce6efd10cf6a_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
4042df9af7e690dabdf8ce6efd10cf6a_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
4042df9af7e690dabdf8ce6efd10cf6a_cryptolocker_JC.exe
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Size
62KB
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MD5
4042df9af7e690dabdf8ce6efd10cf6a
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SHA1
763d71534da8d725ed36c8b461870eaccc13f481
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SHA256
fbc4a01c896fcfe004e175f46652638ae717f0850d5cd575227b9754a2bf8132
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SHA512
f2f93151d65a388e5fd0122d5709ba37583279cc2fec7724456dbc25cb89e0e9094817a48209787ec91ce37141186ebd430bf3914012eb2b4d07f46f18671afc
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNl6v:T6a+rdOOtEvwDpjNu
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 4042df9af7e690dabdf8ce6efd10cf6a_cryptolocker_JC.exe
Files
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4042df9af7e690dabdf8ce6efd10cf6a_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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