asyncrat | c3da5b2b89068b9dc39a83bf6d82835efc668fea4097e5c272d7faacc582c4e9

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General

Target

c3da5b2b89068b9dc39a83bf6d82835efc668fea4097e5c272d7faacc582c4e9
Size

3.8MB
MD5

a73afa90fc95f884e907f1894c915b02
SHA1

aa5f4e05bfadee20142d3310e0e0c6c8819304ba
SHA256

c3da5b2b89068b9dc39a83bf6d82835efc668fea4097e5c272d7faacc582c4e9
SHA512

8335e51ae1bc7d1a51b1c2ccceab190e3526689b600403858245594fa45c3628abc4fa25f9718b7f4aa7766cd7971f79a950c401eb330428a63b6eb5160f0f48
SSDEEP

49152:dXWX3IKtdc8z3TiVo/bpdPODPJScFPW0fveOWh0Yvz72jDwuRsluazd:pWHIKtdcJCbDPUZs0fWOaZ2/vRcua

Score

10^/10

rat asyncrat

Malware Config

Signatures

Async RAT payload 1 IoCs

rat

resource	yara_rule
sample	asyncrat

Asyncrat family
asyncrat

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
c3da5b2b89068b9dc39a83bf6d82835efc668fea4097e5c272d7faacc582c4e9

Files

c3da5b2b89068b9dc39a83bf6d82835efc668fea4097e5c272d7faacc582c4e9
.exe windows x86

85c7d54a1369eb68ba602f7b5acd715b

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

winmm

midiOutUnprepareHeader
midiStreamRestart
midiStreamClose
midiOutReset
midiStreamStop
waveOutWrite
waveOutPrepareHeader
waveOutRestart
PlaySoundA
midiStreamOut
midiOutPrepareHeader
midiStreamProperty
midiStreamOpen
waveOutPause
waveOutOpen
waveOutGetNumDevs
waveOutClose
waveOutReset
waveOutUnprepareHeader

ws2_32

ntohl
accept
getpeername
recv
ioctlsocket
recvfrom
WSAAsyncSelect
closesocket
WSACleanup
inet_ntoa

msvfw32

DrawDibDraw

avifil32

AVIStreamInfoA
AVIStreamGetFrame

kernel32

GetVersion
TerminateThread
CreateMutexA
ReleaseMutex
SuspendThread
InterlockedIncrement
InterlockedDecrement
LocalFree
FileTimeToSystemTime
FileTimeToLocalFileTime
lstrcpynA
DuplicateHandle
FlushFileBuffers
LockFile
UnlockFile
SetEndOfFile
lstrcmpiA
GlobalDeleteAtom
GlobalFindAtomA
GlobalAddAtomA
GlobalGetAtomNameA
lstrcmpA
LocalAlloc
TlsAlloc
GlobalHandle
TlsFree
TlsSetValue
LocalReAlloc
TlsGetValue
GetFileTime
GlobalFlags
SetErrorMode
GetProcessVersion
GetCPInfo
GetOEMCP
GetStartupInfoA
RtlUnwind
GetSystemTime
GetLocalTime
RaiseException
HeapSize
GetACP
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetStdHandle
GetFileType
GetEnvironmentVariableA
HeapDestroy
HeapCreate
VirtualFree
SetEnvironmentVariableA
LCMapStringA
LCMapStringW
VirtualAlloc
IsBadWritePtr
SetUnhandledExceptionFilter
GetStringTypeA
GetStringTypeW
CompareStringA
CompareStringW
IsBadReadPtr
IsBadCodePtr
SetStdHandle
GetTimeZoneInformation
SetLastError
GetSystemDirectoryA
GetWindowsDirectoryA
TerminateProcess
GetCurrentProcess
GetFileSize
SetFilePointer
CreateSemaphoreA
ResumeThread
ReleaseSemaphore
EnterCriticalSection
LeaveCriticalSection
GetProfileStringA
InterlockedExchange
CloseHandle
WaitForSingleObject
CreateProcessA
GetTickCount
GetCommandLineA
SetLocalTime
MulDiv
GetProcAddress
GetModuleHandleA
GetVolumeInformationA
SetCurrentDirectoryA
GetCurrentDirectoryA
GetCurrentThread
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
GetPrivateProfileStringA
CreateThread
CreateEventA
Sleep
ExpandEnvironmentStringsA
GlobalAlloc
GlobalLock
GlobalUnlock
GetTempPathA
FindFirstFileA
FindClose
GetFileAttributesA

user32

GetSysColorBrush
GetMenuState
SetMenuItemBitmaps
CheckMenuItem
MoveWindow
SetWindowTextA
IsDialogMessageA
ScrollWindowEx
SendDlgItemMessageA
MapWindowPoints
AdjustWindowRectEx
GetScrollPos
RegisterClassA
GetMenuItemCount
GetMenuItemID
CreateWindowExA
SetWindowsHookExA
CallNextHookEx
GetClassLongA
SetPropA
UnhookWindowsHookEx
GetPropA
CallWindowProcA
RemovePropA
GetMessageTime
GetLastActivePopup
RegisterWindowMessageA
GetWindowPlacement
EndDialog
CreateDialogIndirectParamA
DestroyWindow
GrayStringA
DrawTextA
TabbedTextOutA
EndPaint
BeginPaint
GetWindowDC
CharUpperA
GetWindowTextLengthA
GetNextDlgTabItem
GetForegroundWindow
GetWindowTextA
FindWindowExA
GetDlgItem
GetClassNameA
GetDesktopWindow
LoadIconA
TranslateMessage
UnregisterClassA
DrawEdge
DrawFocusRect
WindowFromPoint
GetMessageA
DispatchMessageA
SetRectEmpty
RegisterClipboardFormatA
CreateIconFromResourceEx
CreateIconFromResource
LoadStringA
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
IsIconic
SetFocus
GetActiveWindow
GetWindow
DestroyAcceleratorTable
SetWindowRgn
GetMessagePos
ScreenToClient
ChildWindowFromPointEx
CopyRect
LoadBitmapA
WinHelpA
KillTimer
SetTimer
ReleaseCapture
GetCapture
SetCapture
GetScrollRange
SetScrollRange
SetScrollPos
InflateRect
IntersectRect
DestroyIcon
PtInRect
OffsetRect
IsWindowVisible
EnableWindow
RedrawWindow
GetWindowLongA
SetWindowLongA
GetSysColor
SetActiveWindow
SetCursorPos
LoadCursorA
SetCursor
GetDC
FillRect
IsRectEmpty
ReleaseDC
IsChild
DestroyMenu
SetForegroundWindow
GetWindowRect
EqualRect
UpdateWindow
ValidateRect
InvalidateRect
GetClientRect
GetFocus
GetParent
GetTopWindow
PostMessageA
IsWindow
SetParent
DestroyCursor
SendMessageA
SetWindowPos
MessageBoxA
GetCursorPos
GetSystemMetrics
EmptyClipboard
SetClipboardData
OpenClipboard
GetClipboardData
CloseClipboard
wsprintfA
WaitForInputIdle
DrawIconEx
GetMenuCheckMarkDimensions
SetRect
DrawFrameControl

gdi32

GetBkMode
GetTextColor
CreateRoundRectRgn
CreateEllipticRgn
PathToRegion
EndPath
BeginPath
GetWindowOrgEx
GetBkColor
GetROP2
GetViewportOrgEx
GetStretchBltMode
GetPolyFillMode
CreateCompatibleBitmap
CreateDCA
GetWindowExtEx
CreateBitmap
CreatePatternBrush
SelectObject
GetDIBits
CreatePen
RealizePalette
SelectPalette
StretchBlt
CreatePalette
GetSystemPaletteEntries
CreateDIBitmap
DeleteObject
SelectClipRgn
CreatePolygonRgn
GetClipRgn
SetStretchBltMode
PatBlt
CreateRectRgnIndirect
SetBkColor
CombineRgn
SetBkMode
SetTextColor
SetDIBitsToDevice
SaveDC
RestoreDC
SetPolyFillMode
SetROP2
SetMapMode
SetViewportOrgEx
OffsetViewportOrgEx
SetViewportExtEx
ScaleViewportExtEx
SetWindowOrgEx
SetWindowExtEx
ScaleWindowExtEx
GetClipBox
ExcludeClipRect
MoveToEx
LineTo
ExtSelectClipRgn
GetViewportExtEx
PtVisible
RectVisible
ExtTextOutA
Escape
GetTextMetricsA
CreateRectRgn
FillRgn
CreateSolidBrush
CreateFontIndirectA
GetStockObject
GetObjectA
EndPage
EndDoc
DeleteDC
StartDocA
StartPage
BitBlt
TextOutA
CreateCompatibleDC
Ellipse
Rectangle
LPtoDP
DPtoLP
GetCurrentObject
RoundRect
GetTextExtentPoint32A
CreateDIBSection
GetDeviceCaps

winspool.drv

OpenPrinterA
DocumentPropertiesA
ClosePrinter

comdlg32

GetFileTitleA
GetSaveFileNameA
GetOpenFileNameA
ChooseColorA

advapi32

RegQueryValueA
RegSetValueExA
RegOpenKeyExA
RegQueryValueExA
RegCloseKey
RegCreateKeyExA

shell32

SHGetSpecialFolderPathA
Shell_NotifyIconA
ShellExecuteA

ole32

CLSIDFromProgID
OleInitialize
OleUninitialize
CLSIDFromString
CoCreateInstance
OleRun

oleaut32

VariantCopy
VariantClear
VariantChangeType
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayGetDim
SafeArrayUnaccessData
SafeArrayGetElement
VariantCopyInd
VariantInit
SysAllocString
SafeArrayDestroy
SafeArrayCreate
SafeArrayPutElement
RegisterTypeLi
LHashValOfNameSys
LoadTypeLi
UnRegisterTypeLi
SafeArrayAccessData

comctl32

ord17
ImageList_SetBkColor
ImageList_GetImageCount
ImageList_Destroy
ImageList_Read
ImageList_Duplicate
ImageList_GetIcon
_TrackMouseEvent

Sections

.text
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 2.3MB - Virtual size: 2.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 124KB - Virtual size: 448KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 188KB - Virtual size: 187KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

85c7d54a1369eb68ba602f7b5acd715b

Headers

File Characteristics

Imports

winmm

ws2_32

msvfw32

avifil32

kernel32

user32

gdi32

winspool.drv

comdlg32

advapi32

shell32

ole32

oleaut32

comctl32

Sections

.text Size: 1.2MB - Virtual size: 1.2MB

.rdata Size: 2.3MB - Virtual size: 2.3MB

.data Size: 124KB - Virtual size: 448KB

.rsrc Size: 188KB - Virtual size: 187KB

.text
Size: 1.2MB - Virtual size: 1.2MB

.rdata
Size: 2.3MB - Virtual size: 2.3MB

.data
Size: 124KB - Virtual size: 448KB

.rsrc
Size: 188KB - Virtual size: 187KB