Static task
static1
Behavioral task
behavioral1
Sample
742fb64f1d9f84a346ba189efb4d7740_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
742fb64f1d9f84a346ba189efb4d7740_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
742fb64f1d9f84a346ba189efb4d7740_cryptolocker_JC.exe
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Size
73KB
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MD5
742fb64f1d9f84a346ba189efb4d7740
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SHA1
17e189b728cf6ca6c1ab82cf2ec1a5827bbeb0a0
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SHA256
963b2eb8a48cd9fda7085d9dc171ad437a1ba4cb60f96a2f8b47de961a71671e
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SHA512
f9d99db7b0ec4815586a8df26b35ecfbdf817a58bba630589879fcc277a543e22a45d0b9c7b8a92846358420ab68915fe0e2663a92e4cf80f35f6b6f88433ace
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SSDEEP
1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfyY:vCjsIOtEvwDpj5H9YvQd2h
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 742fb64f1d9f84a346ba189efb4d7740_cryptolocker_JC.exe
Files
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742fb64f1d9f84a346ba189efb4d7740_cryptolocker_JC.exe.exe windows x86
5c55d83b58dbc1f7154223c32a893074
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
UpdateWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCPInfo
GetACP
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 542B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ