remcos | c86b92d987b2f716cbdf2a772e55de445ce599ddeaecff6e47cef72ac61b0568[.]exe

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General

Target
c86b92d987b2f716cbdf2a772e55de445ce599ddeaecff6e47cef72ac61b0568.exe
Size 430KB
Sample240602-bs2b6aef53
SHA256 c86b92d987b2f716cbdf2a772e55de445ce599ddeaecff6e47cef72ac61b0568
MD5 821f6662f6e721a43d020dc488a4a040
SHA1 d272ea0525684d2466ce0d58ad13a90e28bd1949
SHA512 000b67d9127950369ba6cfb651d20efadcce5b23e1da62a68d20c594e8ad81702e26cc74f5e4eff927727faa0c2a303f5446acb1276a81a47b858a293775ee29
SSDEEP 12288:lCJB/RuFhU6ho0ej0N91HFAAR77JR8B3:lDFhU6/eQFRtl2d
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

remotehost remcos

Malware Config

Extracted

Family

remcos

Version

4.9.4 Light

Botnet

RemoteHost

127.0.0.1:2404

Attributes

audio_folder
MicRecords
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
remcos.exe
copy_folder
Remcos
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
false
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
Rmc-CVQZEY
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

Signatures

Remcos family
remcos

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
c86b92d987b2f716cbdf2a772e55de445ce599ddeaecff6e47cef72ac61b0568.exe

File Explorer

c86b92d987b2f716cbdf2a772e55de445ce599ddeaecff6e47cef72ac61b0568.exe

.exe 430KB

c86b92d987b2f716cbdf2a772e55de445ce599ddeaecff6e47cef72ac61b0568.exe

IMPHASH 8a3b06a792183c402d038c6ccea86944
SHA256 c86b92d987b2f716cbdf2a772e55de445ce599ddeaecff6e47cef72ac61b0568
MD5 821f6662f6e721a43d020dc488a4a040
SHA1 d272ea0525684d2466ce0d58ad13a90e28bd1949
SHA512 000b67d9127950369ba6cfb651d20efadcce5b23e1da62a68d20c594e8ad81702e26cc74f5e4eff927727faa0c2a303f5446acb1276a81a47b858a293775ee29
SSDEEP 12288:lCJB/RuFhU6ho0ej0N91HFAAR77JR8B3:lDFhU6/eQFRtl2d
MD5 SHA1 SHA512 SSDEEP

windows:5 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

180974

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE

PDB paths

kernel32

VirtualFree VirtualAlloc LoadLibraryA GetNativeSystemInfo HeapAlloc GetProcAddress GetProcessHeap FreeLibrary IsBadReadPtr GetCurrentProcess GetSystemDirectoryA GlobalAlloc GlobalLock GetCurrentProcessId GetTickCount GlobalUnlock LocalAlloc GetModuleHandleA GlobalFree MulDiv SizeofResource QueryDosDeviceW FindFirstVolumeW GetConsoleScreenBufferInfo SetConsoleTextAttribute lstrlenW GetStdHandle RemoveDirectoryW FindResourceA OpenProcess lstrcatW LockResource LoadResource LocalFree GetFileSize FindVolumeClose GetVolumePathNamesForVolumeNameW lstrcpyW SetConsoleOutputCP FormatMessageA FindNextVolumeW SetLastError lstrcmpW GetModuleFileNameA lstrcpynA QueryPerformanceFrequency QueryPerformanceCounter EnterCriticalSection LeaveCriticalSection InitializeCriticalSection DeleteCriticalSection HeapSize WriteConsoleW SetStdHandle SetEnvironmentVariableW SetEnvironmentVariableA FreeEnvironmentStringsW GetEnvironmentStringsW GetCommandLineW GetCommandLineA GetOEMCP IsValidCodePage FindFirstFileExA ReadConsoleW GetConsoleMode GetConsoleCP FlushFileBuffers GetFileType EnumSystemLocalesW GetUserDefaultLCID IsValidLocale HeapReAlloc GetACP GetModuleHandleExW MoveFileExW RtlUnwind RaiseException VirtualProtect Process32FirstW Process32NextW CreateToolhelp32Snapshot GetLocaleInfoA ExitProcess CreateMutexA GetModuleFileNameW GetLongPathNameW ExpandEnvironmentStringsA GetLastError WaitForSingleObject FindNextFileA FindFirstFileA MoveFileW SetFilePointerEx GetLogicalDriveStringsA DeleteFileW DeleteFileA SetFileAttributesW GetFileAttributesW CreateFileW FindClose lstrlenA GetDriveTypeA FindNextFileW GetFileSizeEx FindFirstFileW CreateDirectoryW CreateProcessA Sleep PeekNamedPipe CreatePipe TerminateProcess WriteFile ReadFile HeapFree HeapCreate CreateEventA GetLocalTime CreateThread CloseHandle SetEvent CreateEventW AllocConsole LoadLibraryExW GetCPInfo GetStringTypeW GetLocaleInfoW LCMapStringW CompareStringW TlsFree TlsSetValue TlsGetValue TlsAlloc InitializeCriticalSectionAndSpinCount MultiByteToWideChar DecodePointer EncodePointer WideCharToMultiByte InitializeSListHead GetSystemTimeAsFileTime GetCurrentThreadId GetStartupInfoW SetUnhandledExceptionFilter UnhandledExceptionFilter IsDebuggerPresent IsProcessorFeaturePresent GetModuleHandleW WaitForSingleObjectEx ResetEvent SetEndOfFile

user32

EnumWindows TranslateMessage DispatchMessageA GetMessageA GetWindowTextW SetForegroundWindow SetClipboardData GetClipboardData MessageBoxW IsWindowVisible CloseWindow GetWindowThreadProcessId SendInput EnumDisplaySettingsW mouse_event DrawIcon GetSystemMetrics GetIconInfo SystemParametersInfoW GetForegroundWindow GetCursorPos RegisterClassExA AppendMenuA CreateWindowExA DefWindowProcA TrackPopupMenu CreatePopupMenu ShowWindow OpenClipboard SetWindowTextW ExitWindowsEx EmptyClipboard CloseClipboard

gdi32

CreateCompatibleBitmap SelectObject CreateCompatibleDC StretchBlt GetDIBits DeleteDC DeleteObject CreateDCA GetObjectA BitBlt

advapi32

RegDeleteKeyA CryptAcquireContextA CryptGenRandom CryptReleaseContext GetUserNameW RegEnumKeyExA QueryServiceStatus CloseServiceHandle OpenSCManagerW OpenSCManagerA ControlService StartServiceW QueryServiceConfigW ChangeServiceConfigW OpenServiceW EnumServicesStatusW AdjustTokenPrivileges LookupPrivilegeValueA OpenProcessToken RegCreateKeyA RegCloseKey RegQueryInfoKeyW RegQueryValueExA RegCreateKeyExW RegEnumKeyExW RegSetValueExW RegSetValueExA RegOpenKeyExA RegOpenKeyExW RegCreateKeyW RegDeleteValueW RegEnumValueW RegQueryValueExW

shell32

ShellExecuteExA Shell_NotifyIconA ExtractIconA ShellExecuteW

shlwapi

StrToIntA PathFileExistsA PathFileExistsW

winmm

PlaySoundW mciSendStringA mciSendStringW

ws2_32

connect socket send WSAStartup recv htons htonl getservbyname inet_ntoa ntohs getservbyport gethostbyaddr WSAGetLastError WSASetLastError inet_addr closesocket gethostbyname

urlmon

URLOpenBlockingStreamW URLDownloadToFileW

gdiplus

GdiplusStartup GdipDisposeImage GdipLoadImageFromStream GdipSaveImageToStream GdipGetImageEncodersSize GdipFree GdipGetImageEncoders GdipCloneImage GdipAlloc

wininet

InternetOpenW InternetCloseHandle InternetReadFile InternetOpenUrlW

Name

.text

Size

302KB

Virtual Size

301KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

90KB

Virtual Size

89KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

22KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.tls

Size

512B

Virtual Size

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.gfids

Size

1024B

Virtual Size

560B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

19KB

Virtual Size

18KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

13KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Extracted

Signatures

File Explorer

c86b92d987b2f716cbdf2a772e55de445ce599ddeaecff6e47cef72ac61b0568.exe

kernel32

user32

gdi32

advapi32

shell32

shlwapi

winmm

ws2_32

urlmon

gdiplus

wininet

generic