remcos | jaffacakes118_12742751405_unpack_remcos_remotehost[.]zip

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General

Target
jaffacakes118_12742751405_unpack_remcos_remotehost.zip
Size 277KB
Sample260917-wtsfvsthpc
SHA256 395385c98183470974adac97f8d984efdf7dd5b5248578b764262062004712ad
MD5 c3f3fb61e2b9c2baf1c39ece38f0076e
SHA1 d040b9f8fb9c0165c824ed8eefba06514cbe5fca
SHA512 a45730edde9c0e7da79069b18fd30c789866e3d4ff7fa6955fd69e207abecf63770f045d037cf54e61f46e95f22b0750c01354c3ef967fa4951bf77f4d316d60
SSDEEP 6144:O8fYVp2lbTVf2NPWvbqW1txtnuHgrYGyMBINKQGyNhYhiKfA:OIYTMmMb9txnc5Mmhy4
TLSH
T13B54234055E0BA0E054EE2FD96FBC9B410861A666026990DFB4EFC57BBFFC835112E36
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

remotehost rat remcos

Malware Config

Extracted

Family

remcos

Version

4.9.2 Pro

Botnet

RemoteHost

a458386d9.duckdns.org:3256

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
true
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
Rmc-42EOAE
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

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
unpack001/2a1c5a9210dbc0a1e9dba74fb9f6e2848ac7e5ae7de97f319eb18a976a2e57bd

File Explorer

jaffacakes118_12742751405_unpack_remcos_remotehost.zip

.zip 277KB
2a1c5a9210dbc0a1e9dba74fb9f6e2848ac7e5ae7de97f319eb18a976a2e57bd

.exe 483KB

jaffacakes118_12742751405_unpack_remcos_remotehost.zip

SHA256 395385c98183470974adac97f8d984efdf7dd5b5248578b764262062004712ad
MD5 c3f3fb61e2b9c2baf1c39ece38f0076e
SHA1 d040b9f8fb9c0165c824ed8eefba06514cbe5fca
SHA512 a45730edde9c0e7da79069b18fd30c789866e3d4ff7fa6955fd69e207abecf63770f045d037cf54e61f46e95f22b0750c01354c3ef967fa4951bf77f4d316d60
SSDEEP 6144:O8fYVp2lbTVf2NPWvbqW1txtnuHgrYGyMBINKQGyNhYhiKfA:OIYTMmMb9txnc5Mmhy4
TLSH
T13B54234055E0BA0E054EE2FD96FBC9B410861A666026990DFB4EFC57BBFFC835112E36
MD5 SHA1 SHA512 SSDEEP TLSH

Password

infected

2a1c5a9210dbc0a1e9dba74fb9f6e2848ac7e5ae7de97f319eb18a976a2e57bd

IMPHASH 8d5087ff5de35c3fbb9f212b47d63cad
SHA256 2a1c5a9210dbc0a1e9dba74fb9f6e2848ac7e5ae7de97f319eb18a976a2e57bd
MD5 a7b05a250fe718711c9dfb1655d34eff
SHA1 3365dfebab7ef4b72404c1681f75490a6bb77e95
SHA512 fbb18ac9724de57c5477cb4c8e5b025bfaed4ad93fc85449bcf60728d8994fb8c345c219ad0b57d7d6c65672cf6518496e0b3e54251e5d463482337d25dd4738
SSDEEP 6144:y/7iPrcL3ArwhBq7Kjsn9iHGXg0lwGS9MNNhdFvPxps9gsAOZZuAXec727ov:y/uPq3AfK496Gw0lwGXN3pvs/Zuv8v
TLSH
T172B49E01BAD2C072D57514300D3AF776EABCBD212826497BB3D61D5BFE30190B62A6B7
MD5 SHA1 SHA512 SSDEEP TLSH

windows:5 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

215357

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

jaffacakes118_12742751405_unpack_remcos_remotehost.zip

2a1c5a9210dbc0a1e9dba74fb9f6e2848ac7e5ae7de97f319eb18a976a2e57bd

kernel32

user32

gdi32

advapi32

shell32

ole32

shlwapi

winmm

ws2_32

urlmon

gdiplus

wininet

generic