maid-cafe-se-installer[.]exe

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General

Target
maid-cafe-se-installer.exe
Size 1.5MB
Sample261029-1tp3ysfs4v
SHA256 818b4ee5b37fd360c912f4cd6b6eaa3f9240d32f754a8ed719f5dff224c94214
MD5 9bf170f9ea5eefc3a1f832302077052e
SHA1 6323411e2e5c2cdf1b3bcb1f85f91f5edf86a5cb
SHA512 ad224d9d9a4531a15b964f5abefde08dd16662a2eb2935ec43c3ef6f0e67893bb2c6fe424ef2268575d785290eadae7ab4730afdb65b211dd28081908cbdcac0
SSDEEP 24576:HnoX4c9QcnSdjdZlGquMzhYT648r5GAg+jUbf3xl8NmMzielV3JeD2k1rxm5abeN:H5c9QcnSUMg65e+jUbf3xuN7X3Jk2wiT
TLSH
T1997533852F7AB073DA1F0AF2BD7A5F6517E7D31142CEC3470BA25246BC35288446EA93
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 5 IoCs

Checks for missing Authenticode signature.

resource
maid-cafe-se-installer.exe
unpack001/$PLUGINSDIR/System.dll
unpack001/$PLUGINSDIR/nsDialogs.dll
unpack001/$PLUGINSDIR/nsExec.dll
unpack001/maid-cafe-se.exe

File Explorer

maid-cafe-se-installer.exe

.exe 1.5MB
$PLUGINSDIR/System.dll

.dll 12KB
$PLUGINSDIR/modern-wizard.bmp

25KB
$PLUGINSDIR/nsDialogs.dll

.dll 9KB
$PLUGINSDIR/nsExec.dll

.dll 7KB
maid-cafe-se.exe

.exe 4.1MB
maid-cafe-se.ico

16KB

maid-cafe-se-installer.exe

IMPHASH 46ce5c12b293febbeb513b196aa7f843
SHA256 818b4ee5b37fd360c912f4cd6b6eaa3f9240d32f754a8ed719f5dff224c94214
MD5 9bf170f9ea5eefc3a1f832302077052e
SHA1 6323411e2e5c2cdf1b3bcb1f85f91f5edf86a5cb
SHA512 ad224d9d9a4531a15b964f5abefde08dd16662a2eb2935ec43c3ef6f0e67893bb2c6fe424ef2268575d785290eadae7ab4730afdb65b211dd28081908cbdcac0
SSDEEP 24576:HnoX4c9QcnSdjdZlGquMzhYT648r5GAg+jUbf3xl8NmMzielV3JeD2k1rxm5abeN:H5c9QcnSUMg65e+jUbf3xuN7X3Jk2wiT
TLSH
T1997533852F7AB073DA1F0AF2BD7A5F6517E7D31142CEC3470BA25246BC35288446EA93
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

13983

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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

PDB paths

advapi32

RegEnumValueW RegEnumKeyW RegQueryValueExW RegSetValueExW RegCloseKey RegDeleteValueW RegDeleteKeyW AdjustTokenPrivileges LookupPrivilegeValueW OpenProcessToken RegOpenKeyExW RegCreateKeyExW

shell32

SHGetPathFromIDListW SHBrowseForFolderW SHGetFileInfoW SHFileOperationW ShellExecuteExW

ole32

CoCreateInstance OleUninitialize OleInitialize IIDFromString CoTaskMemFree

comctl32

ImageList_Destroy ord17 ImageList_AddMasked ImageList_Create

user32

MessageBoxIndirectW GetDlgItemTextW SetDlgItemTextW CreatePopupMenu AppendMenuW TrackPopupMenu OpenClipboard EmptyClipboard SetClipboardData CloseClipboard IsWindowVisible CallWindowProcW GetMessagePos CheckDlgButton LoadCursorW SetCursor GetSysColor SetWindowPos GetWindowLongW IsWindowEnabled SetClassLongW GetSystemMenu EnableMenuItem GetWindowRect ScreenToClient EndDialog RegisterClassW SystemParametersInfoW CharPrevW GetClassInfoW DialogBoxParamW CharNextW ExitWindowsEx DestroyWindow CreateDialogParamW SetTimer SetWindowTextW PostQuitMessage SetForegroundWindow ShowWindow wsprintfW SendMessageTimeoutW FindWindowExW IsWindow GetDlgItem SetWindowLongW LoadImageW GetDC ReleaseDC EnableWindow InvalidateRect SendMessageW DefWindowProcW BeginPaint GetClientRect FillRect DrawTextW EndPaint CharNextA wsprintfA DispatchMessageW CreateWindowExW PeekMessageW GetSystemMetrics

gdi32

GetDeviceCaps SetBkColor SelectObject DeleteObject CreateBrushIndirect CreateFontIndirectW SetBkMode SetTextColor

kernel32

RemoveDirectoryW lstrcmpiA GetTempFileNameW CreateProcessW CreateDirectoryW CreateThread GlobalLock GlobalUnlock GetDiskFreeSpaceW WideCharToMultiByte lstrcpynW lstrlenW SetErrorMode GetVersionExW GetCommandLineW GetTempPathW GetWindowsDirectoryW SetEnvironmentVariableW CopyFileW WriteFile GetCurrentProcess GetModuleFileNameW GetLastError GetFileSize CreateFileW GetTickCount Sleep SetFileAttributesW GetFileAttributesW SetCurrentDirectoryW MoveFileW GetFullPathNameW GetShortPathNameW SearchPathW CompareFileTime SetFileTime CloseHandle lstrcmpiW lstrcmpW ExpandEnvironmentStringsW GlobalFree GlobalAlloc GetModuleHandleW LoadLibraryExW FreeLibrary WritePrivateProfileStringW GetPrivateProfileStringW lstrlenA MultiByteToWideChar ReadFile SetFilePointer FindClose FindNextFileW FindFirstFileW DeleteFileW MulDiv lstrcpyA MoveFileExW lstrcatW GetSystemDirectoryW GetProcAddress GetModuleHandleA GetExitCodeProcess WaitForSingleObject ExitProcess

$PLUGINSDIR/System.dll

IMPHASH 509a34b3a68a773e0afb4259e68f9f82
SHA256 996645d7f16a6294babb6da83478062aed7b72318d7a51b66e90ab5d3edc51a5
MD5 6d08f0d5503bb100b8429fefaad163a6
SHA1 2a79aac2d3b715326c3dcd3c5cf2e33de3632a0a
SHA512 e259b1aff39c533e3e31cf4eb323c8eb22b2beeb5d8ce2c929de30702a6d8ab8076aeacc983d724b05d7d99a6de8c4d239bd159642c7e75fb86faef683360a1f
SSDEEP 192:cjHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZr0QPi:s/Qlt7wiij/lMRv/9V4brr
TLSH
T1A9427C1297B089F2F151093819667F2A6FBEAC5C23F405A3CFE304C63D212CB9879243
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

10879

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

$PLUGINSDIR/nsDialogs.dll

IMPHASH 3b477381217c97b22146297f93df2a92
SHA256 715a9b58de0995d1a08384c522ad9af210e2791aaf8e87a6c07bfe72ebfd2cb5
MD5 cf0351a2ab9128838be6b54cea8238d3
SHA1 c3b1abb890d92a6058de7c3ac2b2185b2f4fd03c
SHA512 f1a68557d3825ca879f66c1b6828342528e41b8c746d137c51b85e8f8341dcf69bffc5bab76a498113cb53de3f4502644de8a26adaa27c22fa005ee7186f7785
SSDEEP 96:oXEv02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3Y8NqkzfFc:oXEvCu5e81785qHFcU0PuAw0uyWIFc
TLSH
T16012F892E2A454B3C5D6523B35AA2F2DCBBD5329B0927C01C7738E4D39395766E38343
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

7527

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

$PLUGINSDIR/nsExec.dll

IMPHASH 68b7023f8923dd087549802f8fa631c3
SHA256 3a101fa91d4e8831dfb748a1e345ab74fd4a551e64254710bdf53972ba9b473c
MD5 c953dd0aab774f1446fcd63fa7c5f613
SHA1 6b7e1ef30b3ce2b353d310a8c99111c01e1f752e
SHA512 7fdfc451ada1789ad44a33fee7a97acf9f482ae58b5207564ce8ac90fbc8b0fc891bc02d8c1d9a1d0d3fb77954106115582080e129bb93634a2cb16777201e14
SSDEEP 96:JbzdzBzMDhOZZDbXf5GsWvSv1ckne94SDbYkvML1HT1fUNQaSGYuHwDQ:JEQHDb2vSuOc41ZfUNQZGdHo
TLSH
T15EE1093571C02DF7D08D897438167D2F83F4D52627BA05A046771AD579D0AF6EE28B42
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

4231

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

maid-cafe-se.exe

IMPHASH e2683222c1b9f7244b1a3774088e86f9
SHA256 02c7a46aa404dc4f884923fca28044370d853037d647608878319771039a7d18
MD5 49ed6de4268c695ad7295a9312c7864e
SHA1 6d17fbd4968aecf3c8d75d707af5ac86d582bc3e
SHA512 0bc6882f7c0e099fe2895f54fa6e3765d80b99bb4462e352de49c9437e4eae3c9804e607e08d03a7a5a8daf9343cd9be855bafa2b00796f80ec62630c43f3c58
SSDEEP 49152:4+BPhRa5Y9sg6y3cvQZm4PrB280LydX7EbNfUk+6tO/yclsFFFtFFF+n+pT7UgI+:HNT2u//yDQ+7rI+
TLSH
T109166C61BA9655A8C1ABC074C3978A72AA3134CF0B34A9FF41C492782F76AF45F3D354
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

2376080

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

maid_cafe_se.pdb

ntdll

NtReadFile NtWriteFile NtCreateFile NtDeviceIoControlFile RtlNtStatusToDosError NtCancelIoFileEx RtlGetVersion NtCreateNamedPipeFile NtOpenFile

kernel32

FlsSetValue IsThreadAFiber GetModuleHandleW GetModuleHandleExW GetProcessHeap HeapFree HeapAlloc FlsAlloc FlsFree GetFileAttributesW SetWaitableTimer FormatMessageW LoadLibraryW CreateWaitableTimerExW GetConsoleOutputCP LoadLibraryA GetTempPathW QueryPerformanceFrequency GetSystemTimeAsFileTime CloseHandle WriteConsoleW MultiByteToWideChar GetLastError InitializeSListHead GetModuleFileNameW CreateMutexW AttachConsole CreateFileW GetEnvironmentVariableW DeleteFileW GetProcAddress SetLastError ReleaseSRWLockExclusive ReleaseSRWLockShared AcquireSRWLockExclusive AcquireSRWLockShared InitOnceExecuteOnce TlsAlloc TlsGetValue TlsSetValue GetStdHandle WideCharToMultiByte GetConsoleMode GetCurrentProcess DuplicateHandle ReleaseMutex CreateMutexA WaitForSingleObjectEx SwitchToThread GetSystemInfo ExitProcess FindClose FindFirstFileExW GetCommandLineW GetCurrentDirectoryW GetCurrentThread SetThreadStackGuarantee AddVectoredExceptionHandler SetHandleInformation CreateDirectoryW GetExitCodeProcess GetEnvironmentStringsW TerminateProcess CreateIoCompletionPort SetFileCompletionNotificationModes PostQueuedCompletionStatus GetQueuedCompletionStatusEx CreateProcessW GetWindowsDirectoryW GetSystemDirectoryW Sleep GetModuleHandleA GetTimeZoneInformationForYear lstrlenW InitializeSRWLock RtlVirtualUnwind GetFinalPathNameByHandleW GetCurrentThreadId CompareStringOrdinal FreeEnvironmentStringsW GetFileInformationByHandleEx WaitForSingleObject GetFullPathNameW GetFileInformationByHandle MoveFileExW SetFileInformationByHandle HeapReAlloc QueryPerformanceCounter CreateThread SetFileTime GetCurrentProcessId ReadFileEx SleepEx WriteFileEx RtlCaptureContext RtlLookupFunctionEntry GetSystemTimePreciseAsFileTime SetUnhandledExceptionFilter

user32

ValidateRect RedrawWindow DefWindowProcW PostThreadMessageW PeekMessageW GetUpdateRect TranslateMessage DispatchMessageW GetMessageW MapVirtualKeyW PostMessageW RegisterClassExW CreateWindowExW DestroyIcon SendMessageW RegisterClassW ChangeWindowMessageFilterEx SetForegroundWindow FillRect TrackPopupMenu CreateIcon GetWindowLongPtrW SetWindowLongPtrW GetCursorPos KillTimer SetTimer RegisterWindowMessageA AdjustWindowRectEx GetWindowLongW GetMenuItemInfoW SystemParametersInfoA CreateMenu CreatePopupMenu GetRawInputData MsgWaitForMultipleObjectsEx RegisterRawInputDevices InvalidateRgn SetWindowPos DrawTextW DrawMenuBar GetWindowDC OffsetRect GetWindowRect MapWindowPoints GetClientRect GetMenuBarInfo VkKeyScanW IsProcessDPIAware MonitorFromWindow MessageBoxW DestroyMenu GetActiveWindow ClientToScreen SendInput ShowWindow PostQuitMessage GetMenu SetMenu RemoveMenu AppendMenuW InsertMenuW DrawIconEx ReleaseDC GetDC CheckMenuItem SetMenuItemInfoW CreateAcceleratorTableW DestroyAcceleratorTable DestroyWindow

api-ms-win-core-synch-l1-2-0

WaitOnAddress WakeByAddressSingle WakeByAddressAll

shell32

Shell_NotifyIconGetRect Shell_NotifyIconW

comctl32

DefSubclassProc RemoveWindowSubclass SetWindowSubclass

gdi32

DeleteObject GetDeviceCaps SetBkMode CreateSolidBrush CreateCompatibleDC CreateDIBSection SelectObject DeleteDC SetTextColor

bcryptprimitives

ProcessPrng

ws2_32

getaddrinfo freeaddrinfo WSACleanup WSAStartup recv send WSASend accept getsockname WSAGetLastError shutdown closesocket ioctlsocket WSASocketW WSAIoctl bind listen

winmm

PlaySoundW

vcruntime140

__CxxFrameHandler3 __current_exception_context __current_exception __C_specific_handler _CxxThrowException strchr memset memmove memcmp memcpy

api-ms-win-crt-math-l1-1-0

__setusermatherr log round floorf tanh sin cos pow floor

api-ms-win-crt-string-l1-1-0

strcmp strlen

api-ms-win-crt-runtime-l1-1-0

_get_initial_narrow_environment _initialize_narrow_environment _crt_atexit abort _configure_narrow_argv _initterm _initterm_e exit _wassert _exit terminate _seh_filter_exe __p___argc __p___argv _register_onexit_function _initialize_onexit_table _cexit _set_app_type _c_exit _register_thread_local_exe_atexit_callback _errno

api-ms-win-crt-convert-l1-1-0

strtol

api-ms-win-crt-environment-l1-1-0

getenv

api-ms-win-crt-stdio-l1-1-0

__p__commode fclose feof __stdio_common_vsscanf __stdio_common_vsprintf __stdio_common_vfprintf fflush __acrt_iob_func ferror fopen _fileno fread fseek ftell fwrite _setmode _set_fmode fgets

api-ms-win-crt-heap-l1-1-0

realloc _set_new_mode free malloc

api-ms-win-crt-utility-l1-1-0

bsearch

api-ms-win-crt-locale-l1-1-0

_configthreadlocale

Sharing

General

Malware Config

Signatures

File Explorer

maid-cafe-se-installer.exe

advapi32

shell32

ole32

comctl32

user32

gdi32

kernel32

generic

$PLUGINSDIR/System.dll

kernel32

user32

ole32

generic

$PLUGINSDIR/modern-wizard.bmp

$PLUGINSDIR/nsDialogs.dll

kernel32

user32

gdi32

shell32

comdlg32

ole32

generic

$PLUGINSDIR/nsExec.dll

advapi32

user32

kernel32

generic

maid-cafe-se.exe

ntdll

kernel32

user32

api-ms-win-core-synch-l1-2-0

shell32

comctl32

gdi32

bcryptprimitives

ws2_32

winmm

vcruntime140

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-environment-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-utility-l1-1-0

api-ms-win-crt-locale-l1-1-0

generic

maid-cafe-se.ico