Static task
static1
Behavioral task
behavioral1
Sample
Certificado FNMT.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
Certificado FNMT.exe
Resource
win10v2004-20230915-en
General
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Target
Certificado FNMT.exe
-
Size
752KB
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MD5
e82d84a9b47dad83382f58975cdd983c
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SHA1
d210967af8b70a6bd65497d01be792504b8b399c
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SHA256
defaa7299868b133e17be2d9e306ffe90b6fee35f5efdc6b234593f5321d9ee5
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SHA512
2611d968f6dbeea9180472e53b66a5d6f6928038b81dbb131823f99a7c4e7e72f13d4d956158d2993e847b8e0c7b9ae3164fed79bc3bb89cb15607f271762321
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SSDEEP
12288:M0f2JEhxe+fYm6bkAxfRE+K/8eY3uWe5M055BQeweXtTYVNPvwfj9HBrRYzzpTe:M0foEhxe+f/gkMLK/5KhqM05IE9T2PoL
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Certificado FNMT.exe -
NSIS installer 2 IoCs
resource yara_rule sample nsis_installer_1 sample nsis_installer_2
Files
-
Certificado FNMT.exe.exe windows:4 windows x86
671f2a1f8aee14d336bab98fea93d734
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
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
advapi32
RegEnumValueA
RegEnumKeyA
RegQueryValueExA
RegSetValueExA
RegCloseKey
RegDeleteValueA
RegDeleteKeyA
AdjustTokenPrivileges
LookupPrivilegeValueA
OpenProcessToken
RegOpenKeyExA
RegCreateKeyExA
shell32
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
SHFileOperationA
ShellExecuteExA
ole32
OleUninitialize
OleInitialize
IIDFromString
CoCreateInstance
CoTaskMemFree
comctl32
ImageList_Destroy
ord17
ImageList_AddMasked
ImageList_Create
user32
SetDlgItemTextA
GetSystemMetrics
CreatePopupMenu
AppendMenuA
OpenClipboard
EmptyClipboard
SetClipboardData
CloseClipboard
IsWindowVisible
CallWindowProcA
GetMessagePos
CheckDlgButton
LoadCursorA
SetCursor
GetSysColor
SetWindowPos
GetWindowLongA
IsWindowEnabled
SetClassLongA
GetSystemMenu
EnableMenuItem
GetWindowRect
ScreenToClient
EndDialog
RegisterClassA
SystemParametersInfoA
CreateWindowExA
GetDlgItemTextA
DialogBoxParamA
CharNextA
ExitWindowsEx
DestroyWindow
CreateDialogParamA
SetTimer
SetWindowTextA
PostQuitMessage
SetForegroundWindow
ShowWindow
wsprintfA
SendMessageTimeoutA
FindWindowExA
IsWindow
GetDlgItem
SetWindowLongA
LoadImageA
GetDC
ReleaseDC
EnableWindow
InvalidateRect
SendMessageA
DefWindowProcA
BeginPaint
GetClientRect
FillRect
DrawTextA
EndPaint
MessageBoxIndirectA
CharPrevA
PeekMessageA
GetClassInfoA
DispatchMessageA
TrackPopupMenu
gdi32
GetDeviceCaps
SetBkColor
SelectObject
DeleteObject
CreateBrushIndirect
CreateFontIndirectA
SetBkMode
SetTextColor
kernel32
CreateFileA
GetTempFileNameA
ReadFile
RemoveDirectoryA
CreateProcessA
CreateDirectoryA
GetLastError
CreateThread
GlobalLock
GlobalUnlock
GetDiskFreeSpaceA
lstrcpynA
SetErrorMode
GetVersionExA
lstrlenA
GetCommandLineA
GetTempPathA
GetWindowsDirectoryA
WriteFile
ExitProcess
CopyFileA
GetCurrentProcess
GetModuleFileNameA
GetFileSize
GetTickCount
Sleep
SetFileAttributesA
GetFileAttributesA
SetCurrentDirectoryA
MoveFileA
GetFullPathNameA
GetShortPathNameA
SearchPathA
CompareFileTime
SetFileTime
CloseHandle
lstrcmpiA
lstrcmpA
ExpandEnvironmentStringsA
GlobalFree
GlobalAlloc
GetModuleHandleA
LoadLibraryExA
FreeLibrary
MultiByteToWideChar
WritePrivateProfileStringA
GetPrivateProfileStringA
SetFilePointer
FindClose
FindNextFileA
FindFirstFileA
DeleteFileA
MulDiv
lstrcpyA
MoveFileExA
lstrcatA
WideCharToMultiByte
GetSystemDirectoryA
GetProcAddress
GetExitCodeProcess
WaitForSingleObject
SetEnvironmentVariableA
Sections
.text Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 105KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 76KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 193KB - Virtual size: 193KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ