remcos | a481b549e65e6958e31ebc6c34d24165ccdb7d334c5e0f3776b90af9a89c6d8f

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General

Target
a481b549e65e6958e31ebc6c34d24165ccdb7d334c5e0f3776b90af9a89c6d8f
Size 646KB
Sample260924-zbph2asard
SHA256 a481b549e65e6958e31ebc6c34d24165ccdb7d334c5e0f3776b90af9a89c6d8f
MD5 c3baee49036e993c1d8cd55b7d6e3841
SHA1 7ad51b83b70dc8b48678a796a5da2deb02dd1bd1
SHA512 34a7097a1ef502bf3393050fa7cbaff4df61dd674517d0d27fa175f7106367e2b338435d49a21e1eab700bfd8864c2c72ee328c1b74f140d4442b20a7196f4cc
SSDEEP 12288:/IfxS5XkH4nOqwitNfuquCwgs69gy3V5v+BNyo3PoL5aDzY:g5GXkH4nnwitNfuq9wgs3y3V5vgNyo3O
TLSH
T1C6E46D59A39402F8D0B7C135C982953BE7B2BC065571472F03D70E9B2F276A16F3AB26
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

cobaltstrike rat remcos

Malware Config

Extracted

Family

remcos

Version

7.3.1 Pro

Botnet

CobaltStrike

c2.toe.in.net:8080
c2.xoso6642.com:8080
c2.s666hn.com:8080
c2.compute.in.net:8080
c2.amazinge.io:8080
c2.khuyenmaiqh88.com:8080
c2.qh88.solar:8080
c2.healixai.tech:8080
c2.upakari.in:8080
c2.kuwing.org:8080
c2.edulytic.in:8080
c2.sportius.com.co:8080
c2.kianteb.co:8080
c2.cnbbs8.net:8080
c2.s8.works:8080
c2.hotgirls8.com:8080
c2.mytraffic.com.co:8080
c2.bronkjeans.co:8080

Attributes

audio_folder
MicRecords
audio_path
%WinDir%\System32
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
415.exe
copy_folder
fsociety
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
true
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
CobaltStrike
mouse_option
false
mutex
fsociety-G69OEU
screenshot_crypt
false
screenshot_flag
true
screenshot_folder
Screenshots
screenshot_path
%SystemDrive%
screenshot_time
10
startup_value
take_screenshot_option
true
take_screenshot_time
65
take_screenshot_title
chrome;discord;facebook;telegram;whatsapp;youtube;instagram;tiktok;spotify;netflix;zoom;teams;slack;steam;vlc;coccoc

Signatures

Family: Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
a481b549e65e6958e31ebc6c34d24165ccdb7d334c5e0f3776b90af9a89c6d8f

File Explorer

a481b549e65e6958e31ebc6c34d24165ccdb7d334c5e0f3776b90af9a89c6d8f

.exe 646KB

a481b549e65e6958e31ebc6c34d24165ccdb7d334c5e0f3776b90af9a89c6d8f

IMPHASH 91e69cff27767212388496ea08379c84
SHA256 a481b549e65e6958e31ebc6c34d24165ccdb7d334c5e0f3776b90af9a89c6d8f
MD5 c3baee49036e993c1d8cd55b7d6e3841
SHA1 7ad51b83b70dc8b48678a796a5da2deb02dd1bd1
SHA512 34a7097a1ef502bf3393050fa7cbaff4df61dd674517d0d27fa175f7106367e2b338435d49a21e1eab700bfd8864c2c72ee328c1b74f140d4442b20a7196f4cc
SSDEEP 12288:/IfxS5XkH4nOqwitNfuquCwgs69gy3V5v+BNyo3PoL5aDzY:g5GXkH4nnwitNfuq9wgs3y3V5vgNyo3O
TLSH
T1C6E46D59A39402F8D0B7C135C982953BE7B2BC065571472F03D70E9B2F276A16F3AB26
MD5 SHA1 SHA512 SSDEEP TLSH

windows:5 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

312880

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

kernel32

GetLogicalDriveStringsA SetFilePointerEx MoveFileW RemoveDirectoryW GetModuleHandleA TerminateThread GetFileSize LoadLibraryW FreeLibrary WideCharToMultiByte ExpandEnvironmentStringsW GetEnvironmentVariableW MultiByteToWideChar GetModuleFileNameW CreateToolhelp32Snapshot Process32NextW Process32FirstW GetLongPathNameW CopyFileW InitializeCriticalSection GetLocaleInfoA VirtualProtect HeapFree SetLastError VirtualFree VirtualAlloc LoadLibraryA GetNativeSystemInfo HeapAlloc GetProcessHeap IsBadReadPtr GetTempPathW OpenProcess lstrcatW GetCurrentProcessId GetTempFileNameW GlobalAlloc GlobalLock GetTickCount GlobalUnlock LocalAlloc GlobalFree MulDiv SizeofResource QueryDosDeviceW FindFirstVolumeW GetConsoleScreenBufferInfo SetConsoleTextAttribute lstrlenW GetStdHandle SetFilePointer FindResourceA FormatMessageW LockResource LoadResource LocalFree MoveFileExW FindVolumeClose GetVolumePathNamesForVolumeNameW DeleteFileW SetConsoleOutputCP FormatMessageA FindNextVolumeW AllocConsole lstrcmpW WriteProcessMemory Wow64SetThreadContext Wow64GetThreadContext GetThreadContext SetThreadContext ResumeThread GetModuleFileNameA lstrcpynA QueryPerformanceCounter DeleteCriticalSection SetEndOfFile HeapSize WriteConsoleW SetStdHandle SetEnvironmentVariableW SetEnvironmentVariableA FreeEnvironmentStringsW GetEnvironmentStringsW GetCommandLineW GetCommandLineA GetOEMCP IsValidCodePage FindNextFileA FindFirstFileExA HeapReAlloc ReadConsoleW GetConsoleMode GetConsoleCP FlushFileBuffers GetFileType GetTimeZoneInformation EnumSystemLocalesW GetUserDefaultLCID IsValidLocale GetTimeFormatW GetDateFormatW GetACP GetModuleHandleExW LoadLibraryExW RaiseException RtlPcToFileHeader RtlUnwindEx GetCPInfo GetStringTypeW GetLocaleInfoW LCMapStringW RtlUnwind CompareStringW DecodePointer DeleteFileA GetLastError SetFileAttributesW GetFileAttributesW FindClose lstrlenA GetDriveTypeA FindNextFileW GetFileSizeEx GetModuleHandleW FindFirstFileW ExitProcess GetProcAddress OpenMutexA CreateMutexA GetCurrentProcess CreateProcessA PeekNamedPipe CreatePipe TerminateProcess ReadFile CreateEventA GetLocalTime CreateThread SetEvent CreateEventW WaitForSingleObject Sleep CloseHandle ExitThread CreateFileW LeaveCriticalSection WriteFile EnterCriticalSection lstrcpyW CreateDirectoryW EncodePointer TlsFree TlsSetValue TlsGetValue TlsAlloc SwitchToThread InitializeSListHead GetSystemTimeAsFileTime GetCurrentThreadId IsProcessorFeaturePresent GetStartupInfoW SetUnhandledExceptionFilter UnhandledExceptionFilter IsDebuggerPresent RtlVirtualUnwind RtlLookupFunctionEntry RtlCaptureContext WaitForSingleObjectEx ResetEvent InitializeCriticalSectionAndSpinCount

user32

wsprintfW GetClipboardData UnhookWindowsHookEx GetForegroundWindow ToUnicodeEx GetKeyboardLayout SetWindowsHookExA CloseClipboard OpenClipboard GetKeyboardState CallNextHookEx GetKeyboardLayoutNameA GetKeyState GetWindowTextLengthW GetWindowThreadProcessId SetForegroundWindow SetClipboardData EnumWindows GetWindowTextW EmptyClipboard ShowWindow SetWindowTextW MessageBoxW IsWindowVisible CloseWindow SendInput EnumDisplaySettingsW mouse_event MapVirtualKeyA DrawIcon GetSystemMetrics GetIconInfo SystemParametersInfoW GetCursorPos RegisterClassExA AppendMenuA CreateWindowExA DefWindowProcA CreatePopupMenu GetMessageA DispatchMessageA TranslateMessage ExitWindowsEx TrackPopupMenu

gdi32

BitBlt CreateCompatibleBitmap SelectObject CreateCompatibleDC StretchBlt GetDIBits DeleteDC DeleteObject CreateDCA GetObjectA

advapi32

CryptAcquireContextA CryptGenRandom CryptReleaseContext GetUserNameW RegEnumKeyExA GetTokenInformation AdjustTokenPrivileges LookupPrivilegeValueA OpenProcessToken RegQueryInfoKeyW RegQueryValueExA RegCreateKeyExW RegEnumKeyExW RegSetValueExW RegSetValueExA RegOpenKeyExA RegCreateKeyW RegDeleteValueW RegEnumValueW RegCreateKeyA RegDeleteKeyA RegCloseKey RegOpenKeyExW RegQueryValueExW

shell32

Shell_NotifyIconA ShellExecuteExA ShellExecuteW ExtractIconA

ole32

CoUninitialize CoGetObject CoInitializeEx

winmm

waveInOpen waveInUnprepareHeader waveInPrepareHeader waveInStart waveInAddBuffer waveInClose mciSendStringW mciSendStringA PlaySoundW waveInStop

ws2_32

recv connect socket WSAGetLastError send inet_ntoa closesocket WSAStartup getaddrinfo

urlmon

URLOpenBlockingStreamW URLDownloadToFileW

gdiplus

GdipLoadImageFromStream GdipFree GdipDisposeImage GdipSaveImageToStream GdipAlloc GdipCloneImage GdipGetImageEncoders GdiplusStartup GdipGetImageEncodersSize

wininet

InternetReadFile InternetCloseHandle InternetOpenUrlW InternetOpenW