Static task
static1
Behavioral task
behavioral1
Sample
4c5b7306a0d3fa71536cb999fdedb516_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
4c5b7306a0d3fa71536cb999fdedb516_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
4c5b7306a0d3fa71536cb999fdedb516_cryptolocker_JC.exe
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Size
31KB
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MD5
4c5b7306a0d3fa71536cb999fdedb516
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SHA1
1a8bf38391308c0b3bdf2c81059059a55a9e1819
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SHA256
05ac3954eeac4fa0baa90f77d5bc117b94216060788be7b9275cbbc35fab5d7e
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SHA512
b69148a490d17c81a7e1e78522c6327f626a9303525a5497b927d74b1f6694207b242ceef9c4a7f9eb23dc6737e6ee8543d22bab5857ede99955449154eafeae
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SSDEEP
384:bgX4uGLLQRcsdeQ7/nQu63Ag7YmecFanrlwfjDUkKDfWfmJAi:bgX4zYcgTEu6QOaryfjqDKi
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 4c5b7306a0d3fa71536cb999fdedb516_cryptolocker_JC.exe
Files
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4c5b7306a0d3fa71536cb999fdedb516_cryptolocker_JC.exe.exe windows x86
021d5e7849e90fdf4c65d3045c109483
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
UpdateWindow
LoadCursorA
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
SetWindowPos
kernel32
GetCurrentThreadId
CreateFileA
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
GetFileSize
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.ropf Size: 512B - Virtual size: 101B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ