remcos | 334c23c94f9c6587e2afd0689796daa8791fda9b823b23836893b86f5cce849f[.]exe

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General

Target
334c23c94f9c6587e2afd0689796daa8791fda9b823b23836893b86f5cce849f.exe
Size 92KB
Sample260804-s41cnstdqg
SHA256 334c23c94f9c6587e2afd0689796daa8791fda9b823b23836893b86f5cce849f
MD5 99e19c4a4a8a972005902bf6129867e9
SHA1 6f77809c678265c7beaa9bfd7f8eabffc78513e8
SHA512 e216d880e785751375a7f3c8d1f532e530e06351f146a5f39cd4de6386993f81a37abe04b4d8c4c4db596e8730e766b994fde05a417085be3afb378c2da2ebf6
SSDEEP 1536:FhhW0YTGZWdVseJxaM9kraLdV2QkQ1TbPX8IHOCkIsI4ESHNTh9E+JP19qkP6:7hzYTGWVvJ8f2v1TbPzuMsIFSHNThy+
TLSH
T1CE93C713FA4AD0B2E42591F146426F32CEBCBC3636492173D38FCA419D79892D456EBE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

1877 rat remcos

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

1877

hawler.duckdns.org:2404
5.206.227.115:2404

Attributes

audio_folder
audio
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
5
copy_file
svshost.exe
copy_folder
1877
delete_file
false
hide_file
true
hide_keylog_file
false
install_flag
true
install_path
%WinDir%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
1877
keylog_path
%AppData%
mouse_option
true
mutex
1877_spelzoyulk
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screens
screenshot_path
%AppData%
screenshot_time
1
startup_value
Google Update
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
334c23c94f9c6587e2afd0689796daa8791fda9b823b23836893b86f5cce849f.exe

File Explorer

334c23c94f9c6587e2afd0689796daa8791fda9b823b23836893b86f5cce849f.exe

.exe 92KB

334c23c94f9c6587e2afd0689796daa8791fda9b823b23836893b86f5cce849f.exe

IMPHASH d3a62971944197f0701c7049a9c739d1
SHA256 334c23c94f9c6587e2afd0689796daa8791fda9b823b23836893b86f5cce849f
MD5 99e19c4a4a8a972005902bf6129867e9
SHA1 6f77809c678265c7beaa9bfd7f8eabffc78513e8
SHA512 e216d880e785751375a7f3c8d1f532e530e06351f146a5f39cd4de6386993f81a37abe04b4d8c4c4db596e8730e766b994fde05a417085be3afb378c2da2ebf6
SSDEEP 1536:FhhW0YTGZWdVseJxaM9kraLdV2QkQ1TbPX8IHOCkIsI4ESHNTh9E+JP19qkP6:7hzYTGWVvJ8f2v1TbPzuMsIFSHNThy+
TLSH
T1CE93C713FA4AD0B2E42591F146426F32CEBCBC3636492173D38FCA419D79892D456EBE
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

64904

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE

PDB paths

kernel32

GetModuleFileNameA GetLongPathNameA CreateMutexA OpenMutexA Process32Next Process32First CreateToolhelp32Snapshot SizeofResource LockResource LoadResource FindResourceA GetLocaleInfoA Process32NextW Process32FirstW lstrlenA GetDriveTypeA CreateProcessA GetTickCount GlobalUnlock GlobalLock GlobalAlloc WinExec GetCurrentProcessId CreateDirectoryW CopyFileA GetFileAttributesW GetLogicalDriveStringsA GetCurrentProcess ResumeThread SetThreadContext WriteProcessMemory VirtualAllocEx ReadProcessMemory GetThreadContext VirtualAlloc GlobalFree LocalAlloc TerminateProcess ReadFile PeekNamedPipe GetStdHandle CreatePipe OpenProcess DuplicateHandle GetCurrentThread lstrcpynA ExitProcess AllocConsole GetStartupInfoA ExpandEnvironmentStringsA FindFirstFileA FindNextFileA GetLastError LoadLibraryA GetProcAddress CreateFileMappingA MapViewOfFileEx DeleteFileA RemoveDirectoryA CloseHandle GetFileAttributesA SetFileAttributesA SetEvent TerminateThread FindFirstFileW FindNextFileW FindClose GetLocalTime CreateEventA WaitForSingleObject CreateDirectoryA ExitThread Sleep GetModuleHandleA DeleteFileW CreateThread

user32

GetWindowTextLengthA GetForegroundWindow UnhookWindowsHookEx CloseClipboard GetClipboardData OpenClipboard SetClipboardData EmptyClipboard ExitWindowsEx MessageBoxA GetKeyboardLayoutNameA GetWindowThreadProcessId ShowWindow CloseWindow GetWindowTextA GetWindowTextW EnumWindows SendInput CreateWindowExA RegisterClassExA AppendMenuA CreatePopupMenu TrackPopupMenu SetForegroundWindow GetCursorPos DefWindowProcA GetKeyState CallNextHookEx SetWindowsHookExA GetMessageA TranslateMessage GetKeyboardLayout FindWindowA DispatchMessageA IsWindowVisible

gdi32

CreateDCA CreateCompatibleDC GetDeviceCaps CreateCompatibleBitmap SelectObject StretchBlt GetObjectA GetDIBits DeleteObject DeleteDC

advapi32

OpenProcessToken LookupPrivilegeValueA AdjustTokenPrivileges RegCreateKeyExA RegQueryInfoKeyA RegEnumKeyExA RegEnumValueA RegDeleteValueA RegCreateKeyA RegSetValueExA RegOpenKeyExA RegDeleteKeyA RegCloseKey RegQueryValueExA GetUserNameW

shell32

ShellExecuteA ExtractIconA Shell_NotifyIconA ShellExecuteExA ShellExecuteW

msvcp60

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?close@?$basic_fstream@DU?$char_traits@D@std@@@std@@QAEXXZ ?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@PBDH@Z ?seekp@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@JW4seekdir@ios_base@2@@Z ??0?$basic_fstream@DU?$char_traits@D@std@@@std@@QAE@PBDH@Z ??Hstd@@YA?AV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@ABV10@PBD@Z ??Hstd@@YA?AV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@ABV10@D@Z ?size@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIXZ ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@ABV01@@Z ?substr@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBE?AV12@II@Z ?npos@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@2IB ?length@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIXZ ??9std@@YA_NABV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@PBD@Z ?empty@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBE_NXZ 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??_D?$basic_ifstream@DU?$char_traits@D@std@@@std@@QAEXXZ ?close@?$basic_ifstream@DU?$char_traits@D@std@@@std@@QAEXXZ ?read@?$basic_istream@DU?$char_traits@D@std@@@std@@QAEAAV12@PADH@Z ?seekg@?$basic_istream@DU?$char_traits@D@std@@@std@@QAEAAV12@JW4seekdir@ios_base@2@@Z ?tellg@?$basic_istream@DU?$char_traits@D@std@@@std@@QAE?AV?$fpos@H@2@XZ ?is_open@?$basic_ifstream@DU?$char_traits@D@std@@@std@@QBE_NXZ ??0?$basic_ifstream@DU?$char_traits@D@std@@@std@@QAE@PBDH@Z ??_D?$basic_ofstream@DU?$char_traits@D@std@@@std@@QAEXXZ ?close@?$basic_ofstream@DU?$char_traits@D@std@@@std@@QAEXXZ ??6std@@YAAAV?$basic_ostream@DU?$char_traits@D@std@@@0@AAV10@ABV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@@Z

msvcrt

_wrename _controlfp __set_app_type __p__fmode __p__commode _adjust_fdiv __setusermatherr _initterm __getmainargs _acmdln _XcptFilter _exit _onexit __dllonexit ??1type_info@@UAE@XZ _iob freopen srand rand mbstowcs realloc _itoa sprintf getenv toupper tolower wcscmp printf strncmp malloc free _EH_prolog __CxxFrameHandler time localtime strftime puts atoi _ftol ??2@YAPAXI@Z _except_handler3 exit ??0exception@@QAE@ABV0@@Z _CxxThrowException

winmm

waveInOpen waveInStop waveInClose waveInAddBuffer waveInPrepareHeader waveInUnprepareHeader waveInStart

shlwapi

PathFileExistsA

ws2_32

htons gethostbyname closesocket socket send WSAGetLastError connect recv WSAStartup

urlmon

URLDownloadToFileA

gdiplus

GdipLoadImageFromStreamICM GdipDisposeImage GdipCloneImage GdipAlloc GdipSaveImageToStream GdipSaveImageToFile GdipLoadImageFromStream GdiplusStartup GdipGetImageEncoders GdipFree GdipGetImageEncodersSize

wininet

InternetCloseHandle InternetOpenUrlA InternetOpenA InternetReadFile