remcos | 56498eeaf91c67685ff53f4c7579cdda[.]bin

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General

Target
56498eeaf91c67685ff53f4c7579cdda.bin
Size 265KB
Sample240623-cb6e8avfnd
SHA256 9f2de50a0cf0d7eacbc4fbd638407f9a4e47e64f72a1e5154ec8d894125b3e10
MD5 ae5d9805ae57c7f784d7e075337891a4
SHA1 878092eceb79b76a29bd75a00605a694972bcf42
SHA512 5ac6a8375cd0a85e795bad5e6d78f9fb657f7396574038d25c538d5dc1e6438727ff2c0e9b73eca940a377601b2bbaa74f2d2fcdff561656d4963c377e2ace4d
SSDEEP 6144:BBpRIrdCDWvHk+qo1qQsSLQEVY7C4uHkVzR6zzHI3svZjVIPtqCZ:pRIr0DaHk+RCSLIuHezR6cshjVIP8CZ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

remotehost remcos

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

104.250.180.178:7902

Attributes

audio_folder
MicRecords
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
CorelDraw.exe
copy_folder
CorelDraw
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
CorelDraw-OW5ET7
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
unpack001/f572395e0a5839cc9cdd5589815a9bb2504f13cd1733ee56faf217b570a7b58f.exe

File Explorer

56498eeaf91c67685ff53f4c7579cdda.bin

.zip 265KB
f572395e0a5839cc9cdd5589815a9bb2504f13cd1733ee56faf217b570a7b58f.exe

.exe 483KB

56498eeaf91c67685ff53f4c7579cdda.bin

SHA256 9f2de50a0cf0d7eacbc4fbd638407f9a4e47e64f72a1e5154ec8d894125b3e10
MD5 ae5d9805ae57c7f784d7e075337891a4
SHA1 878092eceb79b76a29bd75a00605a694972bcf42
SHA512 5ac6a8375cd0a85e795bad5e6d78f9fb657f7396574038d25c538d5dc1e6438727ff2c0e9b73eca940a377601b2bbaa74f2d2fcdff561656d4963c377e2ace4d
SSDEEP 6144:BBpRIrdCDWvHk+qo1qQsSLQEVY7C4uHkVzR6zzHI3svZjVIPtqCZ:pRIr0DaHk+RCSLIuHezR6cshjVIP8CZ
MD5 SHA1 SHA512 SSDEEP

Password

infected

f572395e0a5839cc9cdd5589815a9bb2504f13cd1733ee56faf217b570a7b58f.exe

IMPHASH 8d5087ff5de35c3fbb9f212b47d63cad
SHA256 f572395e0a5839cc9cdd5589815a9bb2504f13cd1733ee56faf217b570a7b58f
MD5 56498eeaf91c67685ff53f4c7579cdda
SHA1 16b788ad3037cba170580000c02ecce5865872ab
SHA512 356295fc78eb8023fbf912ee026c2ee8287ca36a8fecce6ed2b4c3314bd859199603c42360f80e6b9bd73e380c22eb4461162ac909a18608fadda49a87e4aa67
SSDEEP 6144:nXIktXfM8Lv86r9uVWAa2je4Z5zl4hgDHQQs4NTQjoHFsAOZZ5AXIcNO5Gv:nX7tPMK8ctGe4Dzl4h2QnuPs/Z5Dcv
MD5 SHA1 SHA512 SSDEEP

windows:5 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Password

infected

Minor OS version

Major OS version

Entry point

215535

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

FindNextFileA ExpandEnvironmentStringsA GetLongPathNameW CopyFileW GetLocaleInfoA CreateToolhelp32Snapshot Process32NextW Process32FirstW VirtualProtect SetLastError VirtualFree VirtualAlloc GetNativeSystemInfo HeapAlloc GetProcessHeap FreeLibrary IsBadReadPtr GetTempPathW OpenProcess OpenMutexA lstrcatW GetCurrentProcessId GetTempFileNameW UnmapViewOfFile DuplicateHandle CreateFileMappingW MapViewOfFile GetSystemDirectoryA GlobalAlloc GlobalLock GetTickCount GlobalUnlock WriteProcessMemory ResumeThread GetThreadContext ReadProcessMemory CreateProcessW SetThreadContext LocalAlloc GlobalFree MulDiv SizeofResource QueryDosDeviceW FindFirstVolumeW GetConsoleScreenBufferInfo SetConsoleTextAttribute lstrlenW GetStdHandle SetFilePointer FindResourceA LockResource LoadResource LocalFree FindVolumeClose GetVolumePathNamesForVolumeNameW lstrcpyW FindFirstFileA FormatMessageA FindNextVolumeW AllocConsole 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 GetTimeZoneInformation EnumSystemLocalesW GetUserDefaultLCID IsValidLocale GetTimeFormatW GetDateFormatW HeapReAlloc GetACP GetModuleHandleExW MoveFileExW RtlUnwind RaiseException LoadLibraryExW GetCPInfo GetStringTypeW GetLocaleInfoW LCMapStringW CompareStringW TlsFree TlsSetValue TlsGetValue GetFileSize TerminateThread GetLastError CreateDirectoryW GetModuleHandleA RemoveDirectoryW MoveFileW SetFilePointerEx GetLogicalDriveStringsA DeleteFileW DeleteFileA SetFileAttributesW GetFileAttributesW FindClose lstrlenA GetDriveTypeA FindNextFileW GetFileSizeEx FindFirstFileW GetModuleHandleW ExitProcess CreateMutexA GetCurrentProcess GetProcAddress LoadLibraryA CreateProcessA PeekNamedPipe CreatePipe TerminateProcess ReadFile HeapFree HeapCreate CreateEventA GetLocalTime CreateThread SetEvent CreateEventW WaitForSingleObject Sleep GetModuleFileNameW CloseHandle ExitThread CreateFileW WriteFile SetConsoleOutputCP TlsAlloc InitializeCriticalSectionAndSpinCount MultiByteToWideChar DecodePointer EncodePointer WideCharToMultiByte InitializeSListHead GetSystemTimeAsFileTime GetCurrentThreadId IsProcessorFeaturePresent GetStartupInfoW SetUnhandledExceptionFilter UnhandledExceptionFilter IsDebuggerPresent WaitForSingleObjectEx ResetEvent SetEndOfFile

user32

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

gdi32

BitBlt CreateCompatibleBitmap SelectObject CreateCompatibleDC StretchBlt GetDIBits DeleteObject CreateDCA GetObjectA DeleteDC

advapi32

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 RegDeleteKeyA

shell32

ShellExecuteExA Shell_NotifyIconA ExtractIconA ShellExecuteW

ole32

CoInitializeEx CoUninitialize CoGetObject

shlwapi

PathFileExistsW PathFileExistsA StrToIntA

winmm

waveInUnprepareHeader waveInOpen waveInStart waveInAddBuffer PlaySoundW mciSendStringA mciSendStringW waveInClose waveInStop waveInPrepareHeader

ws2_32

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

urlmon

URLOpenBlockingStreamW URLDownloadToFileW

gdiplus

GdipSaveImageToStream GdipGetImageEncodersSize GdipFree GdipDisposeImage GdipAlloc GdipCloneImage GdipGetImageEncoders GdiplusStartup GdipLoadImageFromStream

wininet

InternetOpenUrlW InternetOpenW InternetCloseHandle InternetReadFile

Name

.text

Size

348KB

Virtual Size

348KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

94KB

Virtual Size

94KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

23KB

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

15KB

Virtual Size

14KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Extracted

Signatures

File Explorer

56498eeaf91c67685ff53f4c7579cdda.bin

f572395e0a5839cc9cdd5589815a9bb2504f13cd1733ee56faf217b570a7b58f.exe

kernel32

user32

gdi32

advapi32

shell32

ole32

shlwapi

winmm

ws2_32

urlmon

gdiplus

wininet

generic