Static task
static1
Behavioral task
behavioral1
Sample
99.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
99.exe
Resource
win10v2004-20230703-en
General
-
Target
99.exe
-
Size
2.0MB
-
MD5
31dd671d3aceab33bccb2f206ad4bf0f
-
SHA1
e8915bdc95e075c90816de5ff7dbda3f65c79ca8
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SHA256
626ba93e37340cf76db45d4d05926ccfcc4f9e8bcc7c6628054843944042a0fb
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SHA512
beeee1d9c9ada7f0cb83f5cfe602ca1483e4a3c2679a5fe4090aa08eda5ed99e33cf247b512176c6bef1a8924b8495bb9af5a096919ac6dd890c509a417a3288
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SSDEEP
49152:OIRlp97ZF1KBl6bBjuyFWANKQ8yE8OEBhn:t1q6btuyBybE
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 99.exe
Files
-
99.exe.exe windows x86
4c83399660caa4fad5c49275a14b3bed
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
lstrcmpiA
SetEndOfFile
UnlockFile
LockFile
FlushFileBuffers
SetFilePointer
GetCurrentProcess
DuplicateHandle
lstrcpynA
SetLastError
FileTimeToLocalFileTime
FileTimeToSystemTime
LocalFree
InterlockedDecrement
SuspendThread
ReleaseMutex
CreateMutexA
TerminateThread
CreateSemaphoreA
ResumeThread
ReleaseSemaphore
EnterCriticalSection
LeaveCriticalSection
GetProfileStringA
WriteConsoleW
SetStdHandle
CompareStringW
LoadLibraryW
GetTimeZoneInformation
GetStringTypeW
CreateFileW
VirtualQuery
GetConsoleCP
LCMapStringW
SetEnvironmentVariableA
TerminateProcess
IsDebuggerPresent
UnhandledExceptionFilter
IsProcessorFeaturePresent
GetSystemTimeAsFileTime
GetCurrentProcessId
QueryPerformanceCounter
HeapCreate
GetFileType
InitializeCriticalSectionAndSpinCount
SetHandleCount
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetModuleFileNameW
GetStdHandle
SetUnhandledExceptionFilter
IsValidCodePage
GetACP
HeapSize
HeapQueryInformation
WriteFile
WaitForMultipleObjects
CreateFileA
SetEvent
FindResourceA
LoadResource
LockResource
ReadFile
lstrlenW
GetModuleFileNameA
WideCharToMultiByte
MultiByteToWideChar
GetCurrentThreadId
ExitProcess
GlobalSize
GlobalFree
DeleteCriticalSection
InitializeCriticalSection
lstrcatA
lstrlenA
WinExec
lstrcpyA
FindNextFileA
GlobalReAlloc
HeapFree
HeapReAlloc
GetProcessHeap
HeapAlloc
GetUserDefaultLCID
GetFullPathNameA
FreeLibrary
LoadLibraryA
GetLastError
GetVersionExA
WritePrivateProfileStringA
CreateThread
CreateEventA
Sleep
GlobalAlloc
GlobalLock
GlobalUnlock
FindFirstFileA
FindClose
GetModuleHandleW
RaiseException
GetConsoleMode
DecodePointer
EncodePointer
RtlUnwind
GetStartupInfoW
HeapSetInformation
GetOEMCP
GetCPInfo
GetProcessVersion
SetErrorMode
GlobalFlags
GetCurrentThread
GetFileTime
GetFileSize
TlsGetValue
LocalReAlloc
TlsSetValue
GetFileAttributesA
DeleteFileA
SetCurrentDirectoryA
GetVolumeInformationA
TlsFree
GlobalHandle
TlsAlloc
LocalAlloc
lstrcmpA
GetVersion
GlobalGetAtomNameA
GlobalAddAtomA
GlobalFindAtomA
GlobalDeleteAtom
GetModuleHandleA
GetProcAddress
MulDiv
SetLocalTime
GetCommandLineA
GetTickCount
CreateProcessA
WaitForSingleObject
CloseHandle
InterlockedIncrement
user32
OpenClipboard
SetClipboardData
EmptyClipboard
GetSystemMetrics
GetCursorPos
MessageBoxA
SetWindowPos
SendMessageA
DestroyCursor
SetParent
GetClipboardData
PostMessageA
GetTopWindow
GetParent
CloseClipboard
wsprintfA
GetFocus
GetClientRect
InvalidateRect
ValidateRect
UpdateWindow
EqualRect
GetWindowRect
SetForegroundWindow
DestroyMenu
WaitForInputIdle
IsWindow
GetMenuItemID
IsChild
ReleaseDC
IsRectEmpty
FillRect
GetDC
SetCursor
LoadCursorA
SetCursorPos
SetActiveWindow
GetSysColor
SetWindowLongA
GetWindowLongA
RedrawWindow
EnableWindow
IsWindowVisible
OffsetRect
PtInRect
DestroyIcon
IntersectRect
InflateRect
SetRect
SetScrollPos
SetScrollRange
GetScrollRange
SetCapture
GetCapture
ReleaseCapture
SetTimer
KillTimer
LoadIconA
TranslateMessage
DrawFrameControl
DrawEdge
DrawFocusRect
WindowFromPoint
GetMessageA
DispatchMessageA
SetRectEmpty
RegisterClipboardFormatA
CreateIconFromResourceEx
CreateIconFromResource
DrawIconEx
CreatePopupMenu
AppendMenuA
ModifyMenuA
CreateMenu
CreateAcceleratorTableA
GetDlgCtrlID
GetSubMenu
EnableMenuItem
ClientToScreen
EnumDisplaySettingsA
LoadImageA
SystemParametersInfoA
ShowWindow
IsWindowEnabled
TranslateAcceleratorA
GetKeyState
CopyAcceleratorTableA
PostQuitMessage
IsZoomed
GetClassInfoA
DefWindowProcA
GetSystemMenu
DeleteMenu
GetMenu
SetMenu
PeekMessageA
GetWindowTextA
GetWindowTextLengthA
CharUpperA
GetWindowDC
BeginPaint
EndPaint
TabbedTextOutA
DrawTextA
GrayStringA
GetDlgItem
DestroyWindow
CreateDialogIndirectParamA
EndDialog
GetNextDlgTabItem
GetWindowPlacement
RegisterWindowMessageA
GetForegroundWindow
GetLastActivePopup
GetMessageTime
RemovePropA
CallWindowProcA
GetPropA
UnhookWindowsHookEx
SetPropA
GetClassLongA
CallNextHookEx
SetWindowsHookExA
CreateWindowExA
UnregisterClassA
GetMenuItemCount
RegisterClassA
GetScrollPos
AdjustWindowRectEx
MapWindowPoints
SendDlgItemMessageA
ScrollWindowEx
IsDialogMessageA
SetWindowTextA
MoveWindow
CheckMenuItem
SetMenuItemBitmaps
GetMenuState
GetMenuCheckMarkDimensions
GetClassNameA
GetDesktopWindow
LoadStringA
GetSysColorBrush
IsIconic
SetFocus
GetActiveWindow
GetWindow
DestroyAcceleratorTable
SetWindowRgn
GetMessagePos
ScreenToClient
ChildWindowFromPointEx
CopyRect
LoadBitmapA
WinHelpA
gdi32
SetStretchBltMode
GetClipRgn
CreatePolygonRgn
SelectClipRgn
DeleteObject
CreateDIBitmap
GetSystemPaletteEntries
CreatePalette
StretchBlt
SelectPalette
RealizePalette
GetDIBits
GetWindowExtEx
GetViewportOrgEx
GetWindowOrgEx
BeginPath
EndPath
PathToRegion
CreateEllipticRgn
CreateRoundRectRgn
GetTextColor
GetBkMode
GetBkColor
GetROP2
GetStretchBltMode
GetPolyFillMode
CreateCompatibleBitmap
CreateDCA
CreateBitmap
SelectObject
CreatePen
PatBlt
CombineRgn
FillRgn
CreateSolidBrush
CreateFontIndirectA
GetStockObject
GetObjectA
EndPage
EndDoc
DeleteDC
StartDocA
StartPage
BitBlt
CreateCompatibleDC
Ellipse
Rectangle
LPtoDP
DPtoLP
GetCurrentObject
RoundRect
GetTextExtentPoint32A
GetDeviceCaps
SaveDC
RestoreDC
SetBkMode
SetPolyFillMode
SetROP2
SetTextColor
SetMapMode
SetViewportOrgEx
OffsetViewportOrgEx
SetViewportExtEx
ScaleViewportExtEx
SetWindowOrgEx
SetWindowExtEx
ScaleWindowExtEx
GetClipBox
ExcludeClipRect
MoveToEx
LineTo
CreateRectRgnIndirect
SetBkColor
CreateRectRgn
GetTextMetricsA
Escape
ExtTextOutA
TextOutA
RectVisible
PtVisible
GetViewportExtEx
ExtSelectClipRgn
winmm
midiStreamRestart
midiStreamClose
midiOutReset
midiStreamStop
midiStreamOut
midiOutPrepareHeader
midiStreamProperty
midiStreamOpen
midiOutUnprepareHeader
waveOutOpen
waveOutGetNumDevs
waveOutClose
waveOutReset
waveOutPause
waveOutWrite
waveOutPrepareHeader
waveOutUnprepareHeader
waveOutRestart
winspool.drv
ClosePrinter
DocumentPropertiesA
OpenPrinterA
advapi32
RegCloseKey
RegOpenKeyExA
RegSetValueExA
RegCreateKeyA
RegQueryValueA
RegCreateKeyExA
shell32
ShellExecuteA
Shell_NotifyIconA
ole32
CLSIDFromProgID
OleInitialize
OleUninitialize
CLSIDFromString
CoCreateInstance
OleRun
oleaut32
SysAllocString
SafeArrayDestroy
SafeArrayCreate
SafeArrayPutElement
RegisterTypeLi
LHashValOfNameSys
LoadTypeLi
UnRegisterTypeLi
VariantCopyInd
SafeArrayGetElement
SafeArrayAccessData
SafeArrayUnaccessData
SafeArrayGetDim
SafeArrayGetLBound
SafeArrayGetUBound
VariantChangeType
VariantClear
VariantCopy
VariantInit
comctl32
ImageList_Destroy
ord17
ws2_32
recv
getpeername
accept
ntohl
ioctlsocket
recvfrom
WSAAsyncSelect
inet_ntoa
closesocket
WSACleanup
comdlg32
GetFileTitleA
GetSaveFileNameA
GetOpenFileNameA
ChooseColorA
Sections
.text Size: 1.2MB - Virtual size: 1.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 607KB - Virtual size: 607KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 84KB - Virtual size: 241KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 23KB - Virtual size: 22KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 90KB - Virtual size: 89KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ