077_Master_GS[.]exe

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General

Target

077_Master_GS.exe
Size

701KB
MD5

4f9fd6c47ee5cff1cd3c7d756b230f93
SHA1

9dc8f831a0c1b5343d9565a32992a1a848d0d4e1
SHA256

153baa94a4ce5e0d14e90dafc5b3ed640af6e436536097963777b47239a53669
SHA512

ec8c9ca5856f40dfa4ea9117e569d717ec5baf923c25ee81e85f85f8518715a03df714dd72ae4aebb9ac27bc0da804bac91bd62b55b0d9a59f2efb8bcb273de1
SSDEEP

12288:mIz8HmgAlm6Hi4JOj846HdC59Gq0wejFAA1pfU:mIz8kiV0HdCPRejFAALc

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
077_Master_GS.exe

Files

077_Master_GS.exe
.exe windows x86

0b7c1f5d7ebf48aa843b7c70b1cd2a9d

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

comctl32

ImageList_Create
ImageList_GetIcon
ImageList_Remove
ImageList_Draw
ImageList_ReplaceIcon
ImageList_Add
ImageList_GetImageCount
ord17

crypt32

CertDuplicateCertificateContext
CryptSIPRetrieveSubjectGuidForCatalogFile
CryptSIPLoad
CertGetNameStringW

wintrust

CryptCATAdminCalcHashFromFileHandle

ntdll

RtlUnwind
NtDeleteKey
NtCreateKey
NtOpenKey

kernel32

GetFullPathNameW
SetFileAttributesW
DeleteFileW
MoveFileW
GetComputerNameW
IsWow64Process
GetLocaleInfoW
GetNumberFormatW
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
GetPrivateProfileSectionW
WritePrivateProfileSectionW
MultiByteToWideChar
DecodePointer
HeapAlloc
HeapReAlloc
HeapFree
HeapSize
GetProcessHeap
RaiseException
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
WaitForSingleObject
GetCurrentThread
RemoveDirectoryW
SetEvent
WaitForMultipleObjects
CreateEventW
CreateThread
GetExitCodeThread
ExpandEnvironmentStringsA
LoadLibraryA
IsValidCodePage
GetCurrentThreadId
ResumeThread
SetStdHandle
SetConsoleMode
ReadConsoleInputA
GetConsoleMode
WideCharToMultiByte
GetModuleHandleExW
ExitProcess
EncodePointer
IsProcessorFeaturePresent
IsDebuggerPresent
GetOEMCP
GetCPInfo
SetLastError
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TlsFree
GetStartupInfoW
FlushFileBuffers
GetConsoleCP
GetStringTypeW
QueryPerformanceCounter
GetCurrentProcessId
CreateDirectoryW
GetSystemWow64DirectoryW
GetSystemWindowsDirectoryW
GetWindowsDirectoryW
GetTempFileNameW
GetTempPathW
WritePrivateProfileStringW
GetPrivateProfileStringW
WriteProfileStringW
GetSystemTimeAsFileTime
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProfileStringW
ExpandEnvironmentStringsW
SetEnvironmentVariableW
CreateProcessW
LoadLibraryExW
CreateSemaphoreW
TlsSetValue
TlsAlloc
lstrlenW
lstrcatW
GetTickCount
GetFileTime
WriteFile
GetFileSize
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
SetErrorMode
ExitThread
TerminateProcess
GetCurrentProcess
OpenProcess
GetLongPathNameW
GlobalUnlock
GlobalLock
GlobalAlloc
GetVersion
FreeLibrary
TlsGetValue
GetModuleFileNameW
GetCommandLineW
GetStdHandle
GetFileType
LocalFree
LocalAlloc
GetDateFormatW
GetTimeFormatW
GetModuleHandleW
FormatMessageW
FileTimeToSystemTime
FileTimeToLocalFileTime
MulDiv
ReadFile
InterlockedIncrement
FindNextFileW
FindFirstFileW
GetFileAttributesW
CreateFileW
LoadLibraryW
FindClose
Sleep
GetLastError
GetProcAddress
InterlockedDecrement
CreateFileMappingW
UnmapViewOfFile
MapViewOfFile
CloseHandle
GetFileSizeEx
LCMapStringW
SetFilePointerEx
OutputDebugStringW
WriteConsoleW
ReadConsoleW
SetEndOfFile
lstrlenA
SetThreadPriority
GetACP

user32

FindWindowExW
FindWindowW
EnumChildWindows
SetParent
GetParent
SetWindowLongW
GetWindowLongW
PtInRect
OffsetRect
UnionRect
IntersectRect
GetSysColor
ChildWindowFromPoint
MapWindowPoints
ScreenToClient
ClientToScreen
GetCursorPos
GetWindowRect
GetClientRect
GetWindowTextW
GetPropW
SetPropW
InvalidateRgn
InvalidateRect
EndPaint
BeginPaint
ReleaseDC
GetDC
SetForegroundWindow
DrawTextW
GetClassNameW
TrackPopupMenu
ModifyMenuW
InsertMenuW
GetSubMenu
EnableMenuItem
CheckMenuItem
DrawMenuBar
GetMenu
GetSystemMetrics
TranslateAcceleratorW
LoadAcceleratorsW
EnableWindow
KillTimer
GetWindowThreadProcessId
LoadBitmapW
LoadIconW
DestroyIcon
LoadImageW
CopyImage
DrawIconEx
CreateIconIndirect
GetIconInfo
SetTimer
ReleaseCapture
GetFocus
SetFocus
CharUpperW
EmptyClipboard
SetClipboardData
CloseClipboard
OpenClipboard
IsDlgButtonChecked
CheckDlgButton
GetDlgItemTextW
SetDlgItemTextW
DialogBoxParamW
CreateDialogParamW
IsZoomed
LoadStringW
IsDialogMessageW
EnumDisplaySettingsW
SetMenuItemInfoW
IsIconic
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
SetWindowPos
MoveWindow
ShowWindow
DestroyWindow
CreateWindowExW
RegisterClassExW
CallWindowProcW
PostQuitMessage
DefWindowProcW
WaitForInputIdle
PostMessageW
DispatchMessageW
TranslateMessage
GetMessageW
DrawFrameControl
RegisterWindowMessageW
LoadCursorW
InflateRect
GetSysColorBrush
SetCursor
SetWindowTextW
GetDlgItem
EndDialog
DialogBoxIndirectParamW
SendMessageW
MessageBoxW
DeleteMenu

gdi32

EndDoc
StartDocW
SetMapMode
BitBlt
GetDeviceCaps
DeleteDC
CreateCompatibleDC
ExtTextOutW
GetDIBits
CreateDIBSection
GdiFlush
StartPage
SetTextColor
GetTextMetricsW
GetObjectW
CreateBitmap
CreateFontIndirectW
CreateSolidBrush
DeleteObject
GetStockObject
GetTextExtentPoint32W
SelectObject
SetBkColor
SetBkMode
EndPage

comdlg32

GetOpenFileNameW
GetSaveFileNameW
FindTextW
ChooseFontW
CommDlgExtendedError
PrintDlgW

advapi32

CryptDestroyHash
RegOpenKeyExA
RegQueryValueExA
QueryServiceConfig2W
GetServiceDisplayNameW
DeleteService
RegQueryValueW
RegUnLoadKeyW
RegSetKeySecurity
RegQueryInfoKeyW
RegLoadKeyW
RegGetKeySecurity
RegEnumValueW
RegEnumKeyW
RegDeleteKeyW
DuplicateTokenEx
ImpersonateLoggedOnUser
LookupPrivilegeValueW
LookupAccountNameW
LookupAccountSidW
FreeSid
AllocateAndInitializeSid
EqualSid
AdjustTokenPrivileges
GetTokenInformation
OpenProcessToken
RevertToSelf
RegOpenKeyW
RegCreateKeyW
RegSetValueExW
RegDeleteValueW
RegCreateKeyExW
OpenServiceW
OpenSCManagerW
CloseServiceHandle
CryptAcquireContextW
CryptReleaseContext
CryptGetHashParam
CryptCreateHash
CryptHashData
RegCloseKey
RegOpenKeyExW
RegQueryValueExW

shell32

CommandLineToArgvW
ShellExecuteExW
SHGetMalloc
SHGetPathFromIDListW
SHBrowseForFolderW
SHGetFolderPathW
SHGetFileInfoW
SHChangeNotify
ShellExecuteW

ole32

CoInitializeEx
CoUninitialize
CoTaskMemFree
CoMarshalInterThreadInterfaceInStream
CoGetInterfaceAndReleaseStream
CoCreateInstance

oleaut32

SysAllocString
SysFreeString
VariantClear
SysStringLen
SysAllocStringByteLen
VariantInit
VariantChangeType

shlwapi

SHAutoComplete
UrlUnescapeW
SHCreateStreamOnFileW
ord176

winhttp

WinHttpReceiveResponse
WinHttpSendRequest
WinHttpOpenRequest
WinHttpSetOption
WinHttpQueryHeaders
WinHttpWriteData
WinHttpReadData
WinHttpConnect
WinHttpCloseHandle
WinHttpOpen
WinHttpGetProxyForUrl
WinHttpQueryDataAvailable

Sections

.text
Size: 415KB - Virtual size: 414KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 135KB - Virtual size: 134KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 13KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 105KB - Virtual size: 104KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 32KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

0b7c1f5d7ebf48aa843b7c70b1cd2a9d

Headers

File Characteristics

Imports

version

comctl32

crypt32

wintrust

ntdll

kernel32

user32

gdi32

comdlg32

advapi32

shell32

ole32

oleaut32

shlwapi

winhttp

Sections

.text Size: 415KB - Virtual size: 414KB

.rdata Size: 135KB - Virtual size: 134KB

.data Size: 13KB - Virtual size: 28KB

.rsrc Size: 105KB - Virtual size: 104KB

.reloc Size: 32KB - Virtual size: 32KB

.text
Size: 415KB - Virtual size: 414KB

.rdata
Size: 135KB - Virtual size: 134KB

.data
Size: 13KB - Virtual size: 28KB

.rsrc
Size: 105KB - Virtual size: 104KB

.reloc
Size: 32KB - Virtual size: 32KB