Poison-key-WorkInk-Installer_511221[.]exe

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General

Target

Poison-key-WorkInk-Installer_511221.exe
Size

3.2MB
MD5

a47ad9d933d9ba6a8d9fedc877542f03
SHA1

e099a51c5f1bf2ee6f111ebec8b5110a55b5e791
SHA256

ec9e2a007d0189a4efafc83efea992249e36b5afc8cceca18f72f162a7a5dca1
SHA512

b0ae1cf56f8306190b2718547017ca67a529e5c6e4cb626406e0c303c774ec87ec0bc5a92cf0780f535facb621e2729e4fb900ad879a9d287baa51c2ecdcd41f
SSDEEP

49152:Xo/1NA5Bneq5l7IgHsJQ3nZeSr7S/VaKt+P3FO1j7dRKSXTLPcdh3:Xo87IHQ3cwtij7d3XPcdt

Score

1^/10

Malware Config

Signatures

Files

Poison-key-WorkInk-Installer_511221.exe
.exe windows x86

1c2df722e56f3059370a90a9e2158d71

Code Sign

4e:40:e4:37:54:ed:e6:8c:00:00:00:00:51:d3:94:7f
Certificate

Issuer

CN=Entrust Root Certification Authority - G2,OU=See www.entrust.net/legal-terms+OU=(c) 2009 Entrust\, Inc. - for authorized use only,O=Entrust\, Inc.,C=US

Not Before

07-05-2021 15:43

Not After

07-11-2030 16:13

Subject

CN=Entrust Code Signing Root Certification Authority - CSBR1,O=Entrust\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

35:af:b7:7b:9d:34:1f:6a:fc:8f:84:46:ab:31:35:2b
Certificate

Issuer

CN=Entrust Code Signing Root Certification Authority - CSBR1,O=Entrust\, Inc.,C=US

Not Before

07-05-2021 19:19

Not After

29-12-2040 23:59

Subject

CN=Entrust Extended Validation Code Signing CA - EVCS2,O=Entrust\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

49:ce:c0:5a:d0:28:f4:e8:a4:d7:73:9f:2d:fa:4c:6c
Certificate

Issuer

CN=Entrust Extended Validation Code Signing CA - EVCS2,O=Entrust\, Inc.,C=US

Not Before

28-12-2022 22:16

Not After

28-12-2023 22:16

Subject

SERIALNUMBER=1242287,CN=Mack Digital Marking\, LLC,O=Mack Digital Marking\, LLC,L=Louisville,ST=Kentucky,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#13084b656e7475636b79,1.3.6.1.4.1.311.60.2.1.3=#13025553

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

11-05-2022 00:00

Not After

10-08-2033 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #3,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02-05-2019 00:00

Not After

18-01-2038 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

f0:51:e9:d9:40:23:f3:e4:c7:10:04:e6:c9:33:6d:4c:30:e7:b7:f4:78:94:bc:8d:d9:94:b2:76:e9:eb:d9:66
Signer

Actual PE Digest

f0:51:e9:d9:40:23:f3:e4:c7:10:04:e6:c9:33:6d:4c:30:e7:b7:f4:78:94:bc:8d:d9:94:b2:76:e9:eb:d9:66

Digest Algorithm

sha256

PE Digest Matches

true

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Imports

winmm

timeGetTime

comctl32

ImageList_GetIcon
ImageList_GetDragImage
ImageList_Write
InitializeFlatSB
ImageList_Create
FlatSB_SetScrollInfo
_TrackMouseEvent
ImageList_Add
ImageList_DragEnter
ImageList_DragLeave
ImageList_DragShowNolock
ImageList_Remove
FlatSB_GetScrollInfo
ImageList_GetIconSize
ImageList_Destroy
ImageList_SetBkColor
ImageList_Read
ImageList_EndDrag
FlatSB_GetScrollPos
ImageList_BeginDrag
ImageList_DrawEx
ImageList_Draw
FlatSB_SetScrollPos
ImageList_DragMove
ImageList_GetImageCount
ImageList_SetIconSize
ImageList_DrawIndirect
FlatSB_SetScrollProp
ImageList_GetBkColor
ImageList_SetImageCount

shell32

ShellExecuteW
ShellExecuteExW
Shell_NotifyIconW
SHGetFolderPathW

user32

GetSubMenu
GetWindowRect
WaitMessage
GetClassInfoW
SetRect
IsChild
DispatchMessageW
SendMessageA
MonitorFromWindow
GetParent
GetSysColor
SwitchToThisWindow
InsertMenuW
CheckMenuItem
GetMenu
GetMenuItemID
CreateIconIndirect
GetClassLongW
SetWindowPos
GetKeyNameTextW
ScrollWindow
DrawEdge
IsWindowUnicode
CharLowerW
DestroyIcon
GetSystemMenu
GetCursorPos
InvalidateRect
SetWindowPlacement
ActivateKeyboardLayout
SetWindowsHookExW
GetMenuState
GetKeyboardLayout
SetMenuItemInfoW
PeekMessageA
GetMessageExtraInfo
SetForegroundWindow
SetWindowTextW
SetWindowRgn
LoadStringW
DrawMenuBar
DrawTextExW
DestroyWindow
GetMenuItemInfoW
WindowFromPoint
SetClassLongW
SetCursorPos
GetKeyState
GetWindowPlacement
EnableScrollBar
IsZoomed
DrawTextW
GetFocus
GetCapture
RegisterClipboardFormatW
MessageBoxW
MonitorFromPoint
IsWindowVisible
GetActiveWindow
DispatchMessageA
SetActiveWindow
CharUpperBuffW
DestroyMenu
DrawIcon
SetTimer
GetScrollRange
GetDlgCtrlID
GetKeyboardLayoutNameW
ClientToScreen
FindWindowExW
GetMonitorInfoW
FillRect
ShowScrollBar
GetMenuStringW
GetScrollPos
GetMessagePos
CreateWindowExW
ShowWindow
DefMDIChildProcW
GetPropW
SetScrollPos
EndMenu
DeleteMenu
GetTopWindow
InsertMenuItemW
PeekMessageW
IsClipboardFormatAvailable
GetSystemMetrics
ScreenToClient
GetIconInfo
UnhookWindowsHookEx
PostMessageW
RemovePropW
GetMenuItemCount
CopyImage
GetWindowThreadProcessId
MapWindowPoints
LoadBitmapW
GetClassNameW
UnregisterClassW
PostQuitMessage
SetCursor
AdjustWindowRectEx
BeginPaint
SetWindowLongW
SetMenu
CharUpperW
GetKeyboardState
IsIconic
MsgWaitForMultipleObjects
EnumThreadWindows
ShowOwnedPopups
LoadIconW
SetParent
GetDesktopWindow
ReleaseCapture
LoadKeyboardLayoutW
EndPaint
EnumChildWindows
IsDialogMessageA
KillTimer
GetDCEx
GetLastActivePopup
CreateMenu
HideCaret
EnumWindows
GetWindowDC
TranslateMDISysAccel
SetCapture
SendMessageW
CharLowerBuffW
TranslateMessage
MessageBeep
LoadCursorW
GetScrollInfo
ReleaseDC
SetScrollInfo
GetDC
GetForegroundWindow
ShowCaret
DefWindowProcW
DefFrameProcW
GetClipboardData
GetWindowTextW
DrawFocusRect
GetCursor
GetWindowLongW
SetFocus
CallNextHookEx
GetWindow
SystemParametersInfoW
CharNextW
CreateIcon
IsDialogMessageW
SetScrollRange
RegisterWindowMessageW
EnableMenuItem
CreatePopupMenu
FrameRect
DrawIconEx
SetPropW
GetSysColorBrush
EnumDisplayMonitors
DrawFrameControl
TrackPopupMenu
EnableWindow
IsWindow
EnumClipboardFormats
FindWindowW
RemoveMenu
UpdateWindow
MsgWaitForMultipleObjectsEx
MapVirtualKeyW
GetClientRect
RegisterClassW
CallWindowProcW
IsWindowEnabled
GetKeyboardLayoutList
RedrawWindow
DestroyCursor

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

oleaut32

SysFreeString
SafeArrayGetUBound
VariantChangeType
SysAllocStringLen
GetErrorInfo
SysReAllocStringLen
SafeArrayGetLBound
SafeArrayCreate
VariantClear
VariantCopy
SafeArrayPtrOfIndex
VariantInit

advapi32

QueryServiceStatus
GetUserNameW
OpenServiceW
AdjustTokenPrivileges
OpenSCManagerW
RegFlushKey
OpenProcessToken
RegCloseKey
LookupPrivilegeValueW
RegQueryValueExW
RegOpenKeyExW

netapi32

NetApiBufferFree
NetWkstaGetInfo

msvcrt

memcpy

winhttp

WinHttpOpen
WinHttpAddRequestHeaders
WinHttpSendRequest
WinHttpOpenRequest
WinHttpConnect
WinHttpCloseHandle
WinHttpSetStatusCallback
WinHttpReadData
WinHttpSetTimeouts
WinHttpSetOption
WinHttpQueryDataAvailable
WinHttpQueryOption
WinHttpQueryAuthSchemes
WinHttpSetCredentials
WinHttpReceiveResponse
WinHttpQueryHeaders
WinHttpGetIEProxyConfigForCurrentUser
WinHttpGetProxyForUrl
WinHttpWriteData

kernel32

FileTimeToSystemTime
CreateFileW
QueryPerformanceCounter
lstrlenW
LoadLibraryExW
MulDiv
Sleep
LoadResource
EnumResourceNamesW
GlobalFindAtomW
CreateDirectoryW
GetEnvironmentVariableW
GlobalUnlock
VerifyVersionInfoW
EnumCalendarInfoW
GetACP
SuspendThread
GetThreadLocale
CreateMutexW
GetSystemDefaultUILanguage
UnhandledExceptionFilter
GetTickCount
InitializeCriticalSection
DeleteCriticalSection
LoadLibraryW
GetCommandLineW
ResetEvent
LCMapStringW
CloseHandle
TlsGetValue
RaiseException
SetThreadPriority
HeapCreate
SizeofResource
GetVersion
SetErrorMode
FindNextFileW
GetLocaleInfoW
GetCurrentProcessId
FindFirstFileW
GlobalAlloc
CreateEventW
VerSetConditionMask
FreeResource
GetModuleFileNameW
GetCPInfo
HeapDestroy
SetEndOfFile
GetComputerNameW
GlobalSize
GetDiskFreeSpaceW
SetThreadLocale
GetDateFormatW
TerminateThread
TlsSetValue
SetFilePointer
VirtualProtect
LocalFree
IsDebuggerPresent
GetCurrentProcess
SetEvent
GlobalLock
MultiByteToWideChar
CompareStringW
VirtualQuery
LockResource
GetExitCodeThread
QueryPerformanceFrequency
GlobalDeleteAtom
VirtualAlloc
ExitProcess
GetDriveTypeW
FindResourceW
GlobalHandle
WideCharToMultiByte
CreateThread
HeapAlloc
DeviceIoControl
GetCurrentThread
GetUserDefaultUILanguage
MoveFileW
GetCPInfoExW
IsValidLocale
GetFileAttributesW
GetCurrentThreadId
WaitForMultipleObjectsEx
GetFullPathNameW
EnterCriticalSection
ExitThread
SetLastError
WriteFile
GetSystemInfo
GetFileSize
GlobalFree
LoadLibraryA
RtlUnwind
VirtualFree
GetThreadPriority
LeaveCriticalSection
GetStartupInfoW
LocalAlloc
GetLastError
GetTimeZoneInformation
ReadFile
FreeLibrary
VirtualQueryEx
GetTempPathW
WaitForSingleObject
HeapFree
GetProcAddress
GlobalAddAtomW
GetVersionExW
SwitchToThread
FindClose
GetStdHandle
ResumeThread
GetLocalTime
FormatMessageW
GetModuleHandleW

ole32

CoTaskMemFree
CoUninitialize
IsEqualGUID
OleInitialize
CoInitialize
CoCreateInstance
CoTaskMemAlloc
OleUninitialize

gdi32

GetStretchBltMode
PolyBezier
GetEnhMetaFilePaletteEntries
DeleteDC
RectVisible
CreateCompatibleBitmap
SetEnhMetaFileBits
SetViewportOrgEx
CreateDIBSection
GetStockObject
FrameRgn
RoundRect
CreateHalftonePalette
SaveDC
GetBrushOrgEx
Polyline
AngleArc
SetROP2
SelectObject
SetStretchBltMode
Arc
GetEnhMetaFileHeader
SetWindowOrgEx
DeleteEnhMetaFile
ExtFloodFill
ExtTextOutW
SetBrushOrgEx
SetRectRgn
IntersectClipRect
BitBlt
GetDIBits
PolyBezierTo
SetPixel
CreateDIBitmap
CreatePalette
GetEnhMetaFileDescriptionW
SetTextColor
GetPaletteEntries
GetNearestPaletteIndex
CreateCompatibleDC
RealizePalette
GetEnhMetaFileBits
GdiFlush
GetClipBox
SetDIBits
GetWinMetaFileBits
GetTextExtentPointW
GetDeviceCaps
Chord
LineTo
SetDIBColorTable
GetPixel
CreateRectRgn
GetObjectW
StretchBlt
PlayEnhMetaFile
ExcludeClipRect
ArcTo
CreateBrushIndirect
GetWindowOrgEx
GetRgnBox
Ellipse
GetTextExtentPoint32W
CreateSolidBrush
CreateFontIndirectW
Polygon
Pie
GetSystemPaletteEntries
SetBkColor
CreatePenIndirect
SetBkMode
EnumFontFamiliesExW
PatBlt
CreateBitmap
GetDIBColorTable
UnrealizeObject
GetTextMetricsW
MoveToEx
SelectPalette
MaskBlt
Rectangle
GetBitmapBits
RestoreDC
CopyEnhMetaFileW
GetCurrentPositionEx
SetWinMetaFileBits
DeleteObject

Exports

Exports

TMethodImplementationIntercept
__dbk_fcall_wrapper
dbkFCallWrapperAddr

Sections

.text
Size: 2.6MB - Virtual size: 2.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 133KB - Virtual size: 133KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 27KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 12KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 149B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: - Virtual size: 88B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 93B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 271KB - Virtual size: 271KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 132KB - Virtual size: 132KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

1c2df722e56f3059370a90a9e2158d71

Code Sign

4e:40:e4:37:54:ed:e6:8c:00:00:00:00:51:d3:94:7fCertificate

Extended Key Usages

Key Usages

35:af:b7:7b:9d:34:1f:6a:fc:8f:84:46:ab:31:35:2bCertificate

Extended Key Usages

Key Usages

49:ce:c0:5a:d0:28:f4:e8:a4:d7:73:9f:2d:fa:4c:6cCertificate

Extended Key Usages

Key Usages

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43Certificate

Extended Key Usages

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

f0:51:e9:d9:40:23:f3:e4:c7:10:04:e6:c9:33:6d:4c:30:e7:b7:f4:78:94:bc:8d:d9:94:b2:76:e9:eb:d9:66Signer

Headers

File Characteristics

Imports

winmm

comctl32

shell32

user32

version

oleaut32

advapi32

netapi32

msvcrt

winhttp

kernel32

ole32

gdi32

Exports

Exports

Sections

.text Size: 2.6MB - Virtual size: 2.6MB

.itext Size: 10KB - Virtual size: 9KB

.data Size: 133KB - Virtual size: 133KB

.bss Size: - Virtual size: 27KB

.idata Size: 12KB - Virtual size: 12KB

.didata Size: 3KB - Virtual size: 3KB

.edata Size: 512B - Virtual size: 149B

.tls Size: - Virtual size: 88B

.rdata Size: 512B - Virtual size: 93B

.reloc Size: 271KB - Virtual size: 271KB

.rsrc Size: 132KB - Virtual size: 132KB

4e:40:e4:37:54:ed:e6:8c:00:00:00:00:51:d3:94:7f
Certificate

35:af:b7:7b:9d:34:1f:6a:fc:8f:84:46:ab:31:35:2b
Certificate

49:ce:c0:5a:d0:28:f4:e8:a4:d7:73:9f:2d:fa:4c:6c
Certificate

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

f0:51:e9:d9:40:23:f3:e4:c7:10:04:e6:c9:33:6d:4c:30:e7:b7:f4:78:94:bc:8d:d9:94:b2:76:e9:eb:d9:66
Signer

.text
Size: 2.6MB - Virtual size: 2.6MB

.itext
Size: 10KB - Virtual size: 9KB

.data
Size: 133KB - Virtual size: 133KB

.bss
Size: - Virtual size: 27KB

.idata
Size: 12KB - Virtual size: 12KB

.didata
Size: 3KB - Virtual size: 3KB

.edata
Size: 512B - Virtual size: 149B

.tls
Size: - Virtual size: 88B

.rdata
Size: 512B - Virtual size: 93B

.reloc
Size: 271KB - Virtual size: 271KB

.rsrc
Size: 132KB - Virtual size: 132KB