Static task
static1
Behavioral task
behavioral1
Sample
二级VF.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
二级VF.exe
Resource
win10v2004-20240709-en
General
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Target
4840b12960f67aaca55c50108dd7534c_JaffaCakes118
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Size
11.0MB
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MD5
4840b12960f67aaca55c50108dd7534c
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SHA1
3db654de3c5a7a5efd4024ddf915f87ba63c3270
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SHA256
738fa03aa47b65908eae94ad9ed4343ac48f9ed8a595588a800f49b060440b87
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SHA512
539c34f444272ca25e2b5befbbc31d99d35d8890bc7419bd94fc482c0c6a948626a047735f281664c944c91b9a1c19aebae90200143618fd85f689e5854b4aab
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SSDEEP
196608:u4qE5pDd2gfaMzq7LaDQ5yNRNc2B3n6zAgbrDBDwVO5WjRvHCIduCWrIdutChqg7:uXEbYgfdxE45B3cDB6/RvD0XIowhqarP
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/二级VF.exe
Files
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4840b12960f67aaca55c50108dd7534c_JaffaCakes118.rar
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下载说明.htm.html .js polyglot
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二级VF.exe.exe windows:4 windows x86 arch:x86
d02b258601410d6bdc58dda2cbe5f615
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
Imports
kernel32
_lcreat
_llseek
_lread
GetTempPathA
GetSystemDefaultLangID
DeleteFileA
_lwrite
SetCurrentDirectoryA
CreateDirectoryA
GetDiskFreeSpaceA
lstrcatA
WritePrivateProfileStringA
CreateProcessA
CloseHandle
_lopen
_lclose
lstrlenA
TerminateProcess
GetCurrentProcess
GetStringTypeA
LCMapStringW
GetStringTypeW
MultiByteToWideChar
LoadLibraryA
LCMapStringA
GetOEMCP
GetACP
GetProcAddress
WriteFile
RtlUnwind
GetCPInfo
GetStdHandle
SetHandleCount
GetFileType
GetEnvironmentStrings
lstrcpyA
GetEnvironmentStringsW
GetModuleFileNameA
GetLastError
FreeEnvironmentStringsA
UnhandledExceptionFilter
FreeEnvironmentStringsW
HeapReAlloc
VirtualAlloc
HeapCreate
GetPrivateProfileStringA
lstrcmpA
HeapFree
HeapAlloc
ExitProcess
WideCharToMultiByte
HeapDestroy
VirtualFree
GetFileAttributesA
GetModuleHandleA
GetStartupInfoA
GetCommandLineA
GetVersion
user32
LoadCursorA
RegisterClassA
RegisterClassExA
UpdateWindow
LoadIconA
LoadStringA
CreateWindowExA
ShowWindow
GetClientRect
SendMessageA
GetWindowRect
wsprintfA
DefWindowProcA
MessageBoxA
BeginPaint
MsgWaitForMultipleObjects
PeekMessageA
DestroyWindow
DrawTextA
EndPaint
GetMessageA
PostQuitMessage
PostMessageA
GetDesktopWindow
TranslateMessage
DispatchMessageA
gdi32
SelectObject
GetDeviceCaps
SetBkMode
CreateFontA
comctl32
ord17
Sections
.text Size: 20KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 40KB - Virtual size: 37KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ