remcos | 9701b7e2c0cd3f562f2b817e94993309429963d2cec3424e7f77345f31ded0ae[.]exe

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General

Target
9701b7e2c0cd3f562f2b817e94993309429963d2cec3424e7f77345f31ded0ae.exe
Size 430KB
Sample240703-csqfbswgrr
SHA256 9701b7e2c0cd3f562f2b817e94993309429963d2cec3424e7f77345f31ded0ae
MD5 a8ca71060dae68d7ae75ea3156301407
SHA1 9e116e2ce2a01fdbc2587725fa5261b26758fc77
SHA512 2adae876a6db5ac8ef80357b1c8f2b28348fdb20fd5c14bc02275cd5bd416550d518b7b65c07429a2e049fa9feb346db4667d53b3b6f799a9581089bd0f813c2
SSDEEP 6144:VCJBSkHyP4DivRrO+d3cyU6320ho4nbJAj0N91EU7ZUFbz68AO2ZjXH76crV6B3:VCJB/RuFhU6ho0ej0N91HFAAZ77iB3
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

remotehost remcos

Malware Config

Extracted

Family

remcos

Version

5.0.0 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-MG8NXC
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
9701b7e2c0cd3f562f2b817e94993309429963d2cec3424e7f77345f31ded0ae.exe

File Explorer

9701b7e2c0cd3f562f2b817e94993309429963d2cec3424e7f77345f31ded0ae.exe

.exe 430KB

9701b7e2c0cd3f562f2b817e94993309429963d2cec3424e7f77345f31ded0ae.exe

IMPHASH 8a3b06a792183c402d038c6ccea86944
SHA256 9701b7e2c0cd3f562f2b817e94993309429963d2cec3424e7f77345f31ded0ae
MD5 a8ca71060dae68d7ae75ea3156301407
SHA1 9e116e2ce2a01fdbc2587725fa5261b26758fc77
SHA512 2adae876a6db5ac8ef80357b1c8f2b28348fdb20fd5c14bc02275cd5bd416550d518b7b65c07429a2e049fa9feb346db4667d53b3b6f799a9581089bd0f813c2
SSDEEP 6144:VCJBSkHyP4DivRrO+d3cyU6320ho4nbJAj0N91EU7ZUFbz68AO2ZjXH76crV6B3:VCJB/RuFhU6ho0ej0N91HFAAZ77iB3
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

9701b7e2c0cd3f562f2b817e94993309429963d2cec3424e7f77345f31ded0ae.exe

kernel32

user32

gdi32

advapi32

shell32

shlwapi

winmm

ws2_32

urlmon

gdiplus

wininet

generic