CitronV2[.]exe | Triage™

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General

Target
CitronV2.exe
Size 11.5MB
Sample261023-2cljwavy4p
SHA256 42972bdc72378a73035186b0951029852f440b27b554851d4430a56e2bad4aa1
MD5 45714146594edd8dcc0a519d216010a2
SHA1 f3f5ce5776648b11812d90eed625159232ca0b2c
SHA512 64ba668766c45dc3a035cc5735e1382390c9ac88eba759759d1b00e0600e8c4e89ed883f0e4f69d300777e1b32480c66d5ac066f1dea49572acae4ba6e2e45af
SSDEEP 98304:DpYORyNr0/Z3c1WkxrjxqDJq2/OdA9DKCnZCPJ1JdMCqGeY4hZqo7IzbLBW:OORnZc4kxryqqv5KCnZCPJxMl+Yq2A
TLSH
T193C67D87F2E250DCC426C578CA22A233B6613C1F4924FD6B57A0FF261FB17207A69759
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
CitronV2.exe

File Explorer

CitronV2.exe

.exe 11.5MB

CitronV2.exe

IMPHASH 9544695775d7ac30432ce36eb3ae729e
SHA256 42972bdc72378a73035186b0951029852f440b27b554851d4430a56e2bad4aa1
MD5 45714146594edd8dcc0a519d216010a2
SHA1 f3f5ce5776648b11812d90eed625159232ca0b2c
SHA512 64ba668766c45dc3a035cc5735e1382390c9ac88eba759759d1b00e0600e8c4e89ed883f0e4f69d300777e1b32480c66d5ac066f1dea49572acae4ba6e2e45af
SSDEEP 98304:DpYORyNr0/Z3c1WkxrjxqDJq2/OdA9DKCnZCPJ1JdMCqGeY4hZqo7IzbLBW:OORnZc4kxryqqv5KCnZCPJxMl+Yq2A
TLSH
T193C67D87F2E250DCC426C578CA22A233B6613C1F4924FD6B57A0FF261FB17207A69759
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Password

3552

Minor OS version

Major OS version

Entry point

4144

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_DEBUG_STRIPPED

PDB paths

advapi32

ConvertSidToStringSidW ConvertStringSecurityDescriptorToSecurityDescriptorW GetSecurityDescriptorDacl GetTokenInformation OpenProcessToken RegGetValueW SetNamedSecurityInfoW

bcrypt

BCryptCloseAlgorithmProvider BCryptCreateHash BCryptDestroyHash BCryptFinishHash BCryptGenRandom BCryptHash BCryptHashData BCryptOpenAlgorithmProvider

comdlg32

GetOpenFileNameW

crypt32

CertFreeCertificateChain CertFreeCertificateContext CertGetCertificateChain CryptBinaryToStringW CryptHashCertificate2 CryptProtectData CryptUnprotectData

d3d11

D3D11CreateDevice D3D11CreateDeviceAndSwapChain

d3dcompiler_47

D3DCompile

dwmapi

DwmEnableBlurBehindWindow DwmFlush DwmGetColorizationColor DwmIsCompositionEnabled

gdi32

CreateCompatibleDC CreateDIBSection CreateRectRgn DeleteDC DeleteObject GetDeviceCaps SelectObject

kernel32

CancelIoEx CheckRemoteDebuggerPresent CloseHandle CompareFileTime ConnectNamedPipe CreateDirectoryW CreateEventA CreateEventW CreateFileMappingW CreateFileW CreateHardLinkW CreateMutexW CreateNamedPipeW CreateProcessW CreateRemoteThread CreateSemaphoreA CreateThread CreateToolhelp32Snapshot DeleteCriticalSection DeleteFileW DeleteProcThreadAttributeList DisconnectNamedPipe DuplicateHandle EnterCriticalSection ExitProcess FileTimeToSystemTime FindClose FindFirstFileW FindNextFileW FindResourceW FlushFileBuffers FormatMessageA FreeLibrary FreeLibraryAndExitThread GetCommandLineW GetCurrentProcess GetCurrentProcessId GetCurrentThread GetCurrentThreadId GetDiskFreeSpaceExW GetEnvironmentVariableW GetExitCodeThread GetFileAttributesExW GetFileAttributesW GetFileInformationByHandle GetFileSizeEx GetFullPathNameW GetLastError GetLocalTime GetLocaleInfoA GetModuleFileNameW GetModuleHandleA GetModuleHandleExW GetModuleHandleW GetNamedPipeClientProcessId GetNamedPipeServerProcessId GetOverlappedResult GetProcAddress GetProcessAffinityMask GetProcessTimes GetStartupInfoA GetSystemDirectoryW GetSystemInfo GetSystemTimeAdjustment GetSystemTimeAsFileTime GetTempPathW GetThreadContext GetThreadPriority GetThreadTimes GetTickCount GetTickCount64 GetVolumeInformationW GetVolumePathNameW GetWindowsDirectoryW GlobalAlloc GlobalFree GlobalLock GlobalMemoryStatusEx GlobalSize GlobalUnlock InitializeCriticalSection InitializeProcThreadAttributeList IsDBCSLeadByte IsDebuggerPresent IsProcessorFeaturePresent LeaveCriticalSection LoadLibraryA LoadLibraryExW LoadLibraryW LoadResource LocalFree LockResource MapViewOfFile Module32FirstW Module32NextW MoveFileExW MoveFileW MultiByteToWideChar OpenProcess OutputDebugStringA Process32FirstW Process32NextW QueryFullProcessImageNameW QueryPerformanceCounter QueryPerformanceFrequency RaiseException ReadFile ReadProcessMemory ReleaseSemaphore RemoveDirectoryW ResetEvent ResumeThread RtlCaptureContext RtlLookupFunctionEntry RtlUnwindEx RtlVirtualUnwind SetEvent SetFileInformationByHandle SetFilePointerEx SetLastError SetProcessAffinityMask SetSystemTime SetThreadContext SetThreadPriority SetUnhandledExceptionFilter SizeofResource Sleep SuspendThread TerminateProcess TlsAlloc TlsFree TlsGetValue TlsSetValue TryEnterCriticalSection UnmapViewOfFile UpdateProcThreadAttribute VerSetConditionMask VirtualAllocEx VirtualFreeEx VirtualProtect VirtualQuery WaitForMultipleObjects WaitForSingleObject WideCharToMultiByte WriteFile WriteProcessMemory __C_specific_handler

api-ms-win-crt-convert-l1-1-0

_wcstoui64 atof atoi atoll mbrtowc mbsrtowcs strtol strtoll strtoul strtoull wcrtomb wcstol wcstoll wcstoul wcstoull

api-ms-win-crt-environment-l1-1-0

__p__environ _wgetcwd getenv

api-ms-win-crt-filesystem-l1-1-0

_findclose _fstat64 _lock_file _unlock_file _wchdir _wchmod _wfindfirst64i32 _wfindnext64i32 _wfullpath _wmkdir _wstat64

api-ms-win-crt-heap-l1-1-0

_set_new_mode calloc free malloc realloc

api-ms-win-crt-locale-l1-1-0

___lc_codepage_func ___mb_cur_max_func _configthreadlocale localeconv setlocale

api-ms-win-crt-math-l1-1-0

__setusermatherr _fdopen _hypot acosf asinf atan2f ceil ceilf cos cosf erfcf expf floor floorf fmod fmodf log log2 logf lround lroundf pow powf roundf sin sinf sqrt sqrtf tanf

api-ms-win-crt-private-l1-1-0

__intrinsic_setjmp longjmp memchr memcmp memcpy memmove strchr strstr wcsrchr

api-ms-win-crt-runtime-l1-1-0

__p___argc __p___argv __p__acmdln _assert _beginthreadex _cexit _configure_narrow_argv _crt_atexit _endthreadex _errno _exit _get_errno _initialize_narrow_environment _set_app_type _initterm _initterm_e _register_thread_local_exe_atexit_callback _set_errno _set_invalid_parameter_handler abort exit signal strerror

api-ms-win-crt-stdio-l1-1-0

__acrt_iob_func __p__commode __p__fmode __stdio_common_vfprintf __stdio_common_vfwprintf __stdio_common_vsprintf _chsize_s _close _fileno _get_osfhandle _lseeki64 _read _setmode _wfopen _wopen _write fclose fflush fgetwc fopen fputc fputs fputwc fread fseek ftell fwrite getc setvbuf ungetc ungetwc

api-ms-win-crt-string-l1-1-0

_strdup _stricmp _wcsicmp isalnum isalpha isdigit islower isspace iswctype isxdigit mbrlen memset strcmp strcoll strlen strncmp strncpy strnlen strxfrm tolower toupper towlower towupper wcscat wcscmp wcscoll wcscpy wcslen wcsnlen wcsxfrm wctype

api-ms-win-crt-time-l1-1-0

_localtime64 _localtime64_s _time64 _wutime64 strftime wcsftime

api-ms-win-crt-utility-l1-1-0

qsort rand_s

ole32

CoCreateInstance CoInitializeEx CoTaskMemFree CoUninitialize CreateStreamOnHGlobal GetHGlobalFromStream PropVariantClear

shell32

CommandLineToArgvW SHFileOperationW SHGetKnownFolderPath ShellExecuteA ShellExecuteW

user32

AdjustWindowRect ClientToScreen CloseClipboard CreateWindowExW DefWindowProcW DestroyWindow DispatchMessageW EmptyClipboard EnumThreadWindows FindWindowExW GetCapture GetClientRect GetClipboardData GetCursorPos GetDC GetForegroundWindow GetKeyState GetKeyboardLayout GetMessageExtraInfo GetMonitorInfoW GetWindowLongPtrW GetWindowRect IsClipboardFormatAvailable IsIconic IsWindowUnicode IsWindowVisible LoadCursorW LoadIconW MessageBoxW MonitorFromPoint MonitorFromWindow MsgWaitForMultipleObjectsEx OpenClipboard PeekMessageW PostMessageW PostQuitMessage PtInRect RegisterClassExW RegisterClipboardFormatW ReleaseCapture ReleaseDC ScreenToClient SetCapture SetClipboardData SetCursor SetCursorPos SetForegroundWindow SetProcessDPIAware SetWindowDisplayAffinity SetWindowLongPtrW SetWindowPos ShowWindow TrackMouseEvent TranslateMessage UnregisterClassW UpdateLayeredWindow

winhttp

WinHttpCloseHandle WinHttpConnect WinHttpCrackUrl WinHttpOpen WinHttpOpenRequest WinHttpQueryDataAvailable WinHttpQueryHeaders WinHttpQueryOption WinHttpReadData WinHttpReceiveResponse WinHttpSendRequest WinHttpSetOption WinHttpSetStatusCallback WinHttpSetTimeouts

ws2_32

WSACleanup WSAStartup accept bind closesocket getsockname htonl listen ntohs recv select send setsockopt socket

Name

.text

Size

6.9MB

Virtual Size

6.9MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

26KB

Virtual Size

26KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

2.8MB

Virtual Size

2.8MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.eh_fram

Size

512B

Virtual Size

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

108KB

Virtual Size

107KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.xdata

Size

344KB

Virtual Size

343KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

114KB

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

18KB

Virtual Size

17KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.tls

Size

512B

Virtual Size

344B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

1.2MB

Virtual Size

1.2MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

26KB

Virtual Size

25KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

CitronV2.exe

advapi32

bcrypt

comdlg32

crypt32

d3d11

d3dcompiler_47

dwmapi

gdi32

kernel32

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-environment-l1-1-0

api-ms-win-crt-filesystem-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-private-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-time-l1-1-0

api-ms-win-crt-utility-l1-1-0

ole32

shell32

user32

winhttp

ws2_32

generic