z[.]dll | Triage

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General

Target

z.dll
Size

11.6MB
MD5

5eabe1140d59d64f94ccd0572f2f6c97
SHA1

40ea1a4809bb342f9ce66d86f97e0d4e42cc4920
SHA256

9119926b2b9124a75f3ff4eb488aeb43dd1655a30b410686828fbfe0fdd19d13
SHA512

f9700f75d0c639736c939b318814f8fd8be52ef3343092c2dc5031f8bcb3fa43f7356256d44843ecb794d8f1ed5e24199c49117ee38374db5c5b78801c6178a0
SSDEEP

98304:woN1eeAogIUw3qhLTOh+2iaJUT2fk/adJTKawOVtYNZKqPlAfjnWvbZ6heAnW3hp:DN1TqveUTLCdJTnwOYrKqt8IZ6nW3h

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
z.dll

Files

z.dll
.dll windows x86

38c997f12227aad51f12a3c2a35fa592

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

mpr

WNetEnumResourceW
WNetGetUniversalNameW
WNetCloseEnum
WNetOpenEnumW

winmm

timeGetTime

winspool.drv

DocumentPropertiesW
ClosePrinter
OpenPrinterW
GetDefaultPrinterW
EnumPrintersW

comctl32

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

shell32

ExtractIconW
SHGetMalloc
SHGetFileInfoW
SHGetDesktopFolder
SHGetSpecialFolderLocation
Shell_NotifyIconW
SHAppBarMessage
SHFileOperationW
ShellExecuteW
ShellExecuteExW

user32

CopyImage
MoveWindow
SetMenuItemInfoW
GetMenuItemInfoW
DefFrameProcW
SetCaretPos
GetCaretPos
ScrollWindowEx
GetDlgCtrlID
FrameRect
RegisterWindowMessageW
GetMenuStringW
FillRect
SendMessageA
IsClipboardFormatAvailable
EnumWindows
ShowOwnedPopups
GetClassInfoW
GetScrollRange
SetActiveWindow
GetActiveWindow
DrawEdge
GetKeyboardLayoutList
LoadBitmapW
EnumChildWindows
SendNotifyMessageW
GetScrollBarInfo
UnhookWindowsHookEx
SetCapture
GetCapture
CreatePopupMenu
ShowCaret
GetMenuItemID
DestroyCaret
CharLowerBuffW
ChangeDisplaySettingsW
PostMessageW
SetWindowLongW
RegisterClassExW
DrawMenuBar
IsZoomed
SetParent
SetSystemCursor
GetClientRect
IsChild
IsIconic
CallNextHookEx
CloseDesktop
ShowWindow
SetForegroundWindow
GetWindowTextW
GetAsyncKeyState
GetWindowTextLengthW
DestroyWindow
IsDialogMessageW
RegisterClassW
EndMenu
CharNextW
GetFocus
GetDC
SetThreadDesktop
GetThreadDesktop
SetFocus
ReleaseDC
mouse_event
ExitWindowsEx
GetClassLongW
OpenDesktopA
DrawTextW
SetScrollRange
ChangeDisplaySettingsExA
PeekMessageA
MessageBeep
SetClassLongW
RemovePropW
AttachThreadInput
GetSubMenu
OpenInputDesktop
DestroyIcon
IsWindowVisible
DispatchMessageA
PtInRect
UnregisterClassW
GetTopWindow
SendMessageW
GetMessageTime
CreateMenu
LoadStringW
CharLowerW
SetWindowRgn
SetWindowPos
GetWindowRgn
GetMenuItemCount
GetSysColorBrush
GetWindowDC
DrawTextExW
CharLowerBuffA
EnumClipboardFormats
GetScrollInfo
SetWindowTextW
GetMessageExtraInfo
GetSysColor
EnableScrollBar
TrackPopupMenu
DrawIconEx
keybd_event
GetClassNameW
GetMessagePos
GetIconInfo
SetScrollInfo
GetKeyNameTextW
GetDesktopWindow
SetCursorPos
GetCursorPos
SetMenu
GetMenuState
GetMenu
SetRect
GetKeyState
IsRectEmpty
ValidateRect
IsCharAlphaW
GetCursor
CopyRect
KillTimer
WaitMessage
TranslateMDISysAccel
GetWindowPlacement
GetClipboardFormatNameW
CreateIconIndirect
GetMenuItemRect
CreateWindowExW
EnumDisplaySettingsA
GetMessageW
GetDCEx
SetProcessWindowStation
PeekMessageW
MonitorFromWindow
GetUpdateRect
MessageBoxA
SetTimer
WindowFromPoint
BeginPaint
RegisterClipboardFormatW
MapVirtualKeyW
OffsetRect
IsWindowUnicode
DispatchMessageW
CreateAcceleratorTableW
DefMDIChildProcW
GetSystemMenu
SetScrollPos
GetScrollPos
InflateRect
DrawFocusRect
ReleaseCapture
LoadCursorW
ScrollWindow
GetLastActivePopup
MessageBoxIndirectW
GetSystemMetrics
EnumDisplayDevicesA
CharUpperBuffW
ClientToScreen
SetClipboardData
GetClipboardData
SetWindowPlacement
GetMonitorInfoW
CheckMenuItem
CharUpperW
DefWindowProcW
GetForegroundWindow
ToAscii
EnableWindow
GetWindowThreadProcessId
RedrawWindow
EndPaint
MsgWaitForMultipleObjectsEx
GetUserObjectInformationA
LoadKeyboardLayoutW
ActivateKeyboardLayout
GetParent
CreateCaret
MonitorFromRect
InsertMenuItemW
GetPropW
MessageBoxW
SetPropW
EnumWindowStationsW
UpdateWindow
MsgWaitForMultipleObjects
VkKeyScanW
DestroyMenu
SetWindowsHookExW
CloseWindowStation
GetDoubleClickTime
EmptyClipboard
AdjustWindowRectEx
DrawIcon
IsWindow
EnumThreadWindows
InvalidateRect
OpenWindowStationA
SetKeyboardState
GetKeyboardState
DrawFrameControl
ScreenToClient
IsCharAlphaNumericW
WindowFromDC
SetCursor
CreateIcon
RemoveMenu
GetKeyboardLayoutNameW
OpenClipboard
TranslateMessage
MapWindowPoints
EnumDisplayMonitors
CallWindowProcW
CountClipboardFormats
CloseClipboard
DestroyCursor
PostMessageA
CharUpperBuffA
CopyIcon
PostQuitMessage
GetProcessWindowStation
ShowScrollBar
EnableMenuItem
HideCaret
FindWindowExW
MonitorFromPoint
LoadIconW
SystemParametersInfoW
GetWindow
GetWindowLongW
GetWindowRect
ToUnicode
InsertMenuW
PostThreadMessageW
IsWindowEnabled
IsDialogMessageA
FindWindowW
DeleteMenu
GetKeyboardLayout

version

GetFileVersionInfoSizeW
VerQueryValueW
GetFileVersionInfoW

oleaut32

SafeArrayPutElement
VariantClear
SysReAllocStringLen
CreateErrorInfo
VariantChangeTypeEx
GetActiveObject
SafeArrayGetLBound
SafeArrayGetUBound
VariantCopy
SafeArrayCopy
SafeArrayDestroy
SafeArrayAccessData
SysFreeString
VariantInit
GetErrorInfo
SetErrorInfo
SafeArrayCreate
SafeArrayGetElement
SafeArrayUnaccessData
SysAllocStringLen
SafeArrayPtrOfIndex
SafeArrayGetElemsize
VariantChangeType
VariantCopyInd

netapi32

NetWkstaGetInfo

advapi32

RegSetValueExW
RegConnectRegistryW
RegEnumKeyW
RegCreateKeyA
OpenThreadToken
GetUserNameW
GetUserNameA
SetSecurityDescriptorSacl
RegQueryInfoKeyW
IsValidAcl
RegUnLoadKeyW
IsValidSid
RegSaveKeyW
GetLengthSid
IsValidSecurityDescriptor
RegReplaceKeyW
RegQueryValueW
GetSidSubAuthority
GetTokenInformation
AddAccessAllowedAce
LookupAccountSidW
RegCreateKeyExW
SetSecurityDescriptorDacl
GetSidSubAuthorityCount
InitializeAcl
RegLoadKeyW
RegEnumKeyExW
AdjustTokenPrivileges
SetSecurityDescriptorGroup
GetSidIdentifierAuthority
RegDeleteKeyW
LookupPrivilegeValueW
OpenProcessToken
RegOpenKeyExW
RegOpenKeyExA
AllocateAndInitializeSid
FreeSid
RegDeleteValueW
RegFlushKey
RegQueryValueExW
RegQueryValueExA
RegEnumValueW
SetSecurityDescriptorOwner
InitializeSecurityDescriptor
RegCloseKey
RegRestoreKeyW

msvcrt

memcpy
memset

winhttp

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

kernel32

SetFileAttributesW
GetFileType
SetFileTime
FlushViewOfFile
QueryDosDeviceW
GetACP
GetStringTypeExW
CloseHandle
LocalFree
GetCurrentProcessId
SizeofResource
TlsAlloc
CreateSemaphoreW
ReadProcessMemory
OpenFileMappingW
TerminateThread
QueryPerformanceFrequency
IsDebuggerPresent
FindNextFileW
GetFullPathNameW
VirtualFree
HeapAlloc
ExitProcess
FindNextChangeNotification
GetCPInfoExW
GlobalSize
GetLongPathNameW
WriteProcessMemory
RtlUnwind
GetCPInfo
EnumSystemLocalesW
GetStdHandle
GetTimeZoneInformation
FileTimeToLocalFileTime
GetModuleHandleW
FreeLibrary
TryEnterCriticalSection
HeapDestroy
FileTimeToDosDateTime
ReadFile
DosDateTimeToFileTime
GetUserDefaultLCID
MapViewOfFileEx
GetLastError
GetModuleFileNameW
SetLastError
GlobalAlloc
GlobalUnlock
FindResourceW
CreateThread
CompareStringW
MapViewOfFile
CreateMutexW
LoadLibraryA
GetVolumeInformationW
ResetEvent
MulDiv
OpenEventW
FreeResource
GetDriveTypeW
GetVersion
MoveFileW
RaiseException
GlobalAddAtomW
FindFirstChangeNotificationW
FormatMessageW
OpenProcess
SwitchToThread
GetExitCodeThread
GetCurrentThread
GetLogicalDrives
LocalFileTimeToFileTime
GetFileAttributesExW
IsBadReadPtr
LockResource
LoadLibraryExW
TerminateProcess
FileTimeToSystemTime
GetCurrentThreadId
MoveFileExW
UnhandledExceptionFilter
GlobalFindAtomW
VirtualQuery
GlobalFree
VirtualQueryEx
Sleep
EnterCriticalSection
SetFilePointer
ReleaseMutex
GetStringTypeExA
LoadResource
SuspendThread
GetTickCount
WaitForMultipleObjects
GetTempFileNameW
GetFileSize
GlobalDeleteAtom
GetStartupInfoW
GetFileAttributesW
GetCurrentDirectoryW
SetCurrentDirectoryW
InitializeCriticalSection
GetThreadPriority
GetCurrentProcess
GlobalLock
SetThreadPriority
VirtualAlloc
GetTempPathW
GetCommandLineW
GetSystemInfo
LeaveCriticalSection
GetProcAddress
ResumeThread
VirtualAllocEx
GetLogicalDriveStringsW
WinExec
GetVersionExW
VerifyVersionInfoW
HeapCreate
GetWindowsDirectoryW
LCMapStringW
SignalObjectAndWait
GetDiskFreeSpaceW
VerSetConditionMask
FindFirstFileW
GetUserDefaultUILanguage
TlsFree
GetConsoleOutputCP
UnmapViewOfFile
GetConsoleCP
GlobalHandle
lstrlenW
CompareStringA
SetEndOfFile
QueryPerformanceCounter
WaitForSingleObjectEx
lstrcmpW
HeapFree
WideCharToMultiByte
FindClose
MultiByteToWideChar
LoadLibraryW
SetEvent
ReleaseSemaphore
GetLocaleInfoW
CreateFileW
EnumResourceNamesW
DeleteFileW
IsDBCSLeadByteEx
FindCloseChangeNotification
GetEnvironmentVariableW
GetLocalTime
WaitForSingleObject
WriteFile
CreateFileMappingW
ExitThread
OpenThread
DeleteCriticalSection
GetDateFormatW
TlsGetValue
SetErrorMode
GetComputerNameW
PulseEvent
IsValidLocale
TlsSetValue
VirtualFreeEx
CreateDirectoryW
GetSystemDefaultUILanguage
EnumCalendarInfoW
LocalAlloc
OpenSemaphoreW
RemoveDirectoryW
CreateEventW
WaitForMultipleObjectsEx
GetThreadLocale
SetThreadLocale

shfolder

SHGetFolderPathW

wsock32

htons
connect
WSAStartup
inet_addr
send
closesocket
socket

ole32

CoRevokeClassObject
OleRegEnumVerbs
IsAccelerator
CreateBindCtx
CoRegisterClassObject
MkParseDisplayName
CoCreateGuid
CoCreateInstance
CoUninitialize
CLSIDFromString
IsEqualGUID
ProgIDFromCLSID
CreateStreamOnHGlobal
OleInitialize
CLSIDFromProgID
OleUninitialize
CoGetClassObject
CoInitialize
CoTaskMemFree
OleDraw
CoTaskMemAlloc
StringFromCLSID
OleSetMenuDescriptor

gdi32

AddFontMemResourceEx
Pie
SetBkMode
CreateCompatibleBitmap
GetEnhMetaFileHeader
CloseEnhMetaFile
RectVisible
AngleArc
ResizePalette
SetAbortProc
SetTextColor
GetTextColor
StretchBlt
RoundRect
SelectClipRgn
ExtEscape
RestoreDC
SetRectRgn
GetTextMetricsW
GetWindowOrgEx
CreatePalette
CreateDCW
CreateICW
CreatePen
PolyBezierTo
GetStockObject
CreateSolidBrush
GetBkMode
Polygon
MoveToEx
PlayEnhMetaFile
Ellipse
StartPage
GetBitmapBits
StartDocW
AbortDoc
GetSystemPaletteEntries
GetEnhMetaFileBits
CreatePenIndirect
SetBitmapBits
GetEnhMetaFilePaletteEntries
SetMapMode
CreateFontIndirectW
PolyBezier
ExtCreatePen
GetBitmapDimensionEx
LPtoDP
EndDoc
GetObjectW
GetCurrentObject
GetWinMetaFileBits
SetROP2
GetEnhMetaFileDescriptionW
ArcTo
CreateEnhMetaFileW
Arc
CreateRectRgnIndirect
SelectPalette
ExcludeClipRect
MaskBlt
SetWindowOrgEx
EndPage
DeleteEnhMetaFile
Chord
SetDIBits
SetViewportOrgEx
GetViewportOrgEx
CreateRectRgn
RealizePalette
SetDIBColorTable
GetDIBColorTable
GetGlyphOutlineW
CreateBrushIndirect
PatBlt
SetEnhMetaFileBits
CreateDCA
PlgBlt
Rectangle
SaveDC
DeleteDC
BitBlt
FrameRgn
GetDeviceCaps
GetTextExtentPoint32W
GetClipBox
GetClipRgn
Polyline
IntersectClipRect
CreateBitmap
CombineRgn
SetWinMetaFileBits
CreateDIBitmap
GetStretchBltMode
CreateDIBSection
SetStretchBltMode
GetDIBits
LineTo
GetRgnBox
EnumFontsW
SetWindowExtEx
CreateHalftonePalette
SelectObject
DeleteObject
ExtFloodFill
UnrealizeObject
CopyEnhMetaFileW
SetBkColor
CreateCompatibleDC
GetBrushOrgEx
GetCurrentPositionEx
GetNearestPaletteIndex
RemoveFontMemResourceEx
GetTextExtentPointW
ExtTextOutW
SetBrushOrgEx
GetPixel
GdiFlush
SetViewportExtEx
SetPixel
PolyPolyline
EnumFontFamiliesExW
StretchDIBits
GetPaletteEntries

magnification

MagSetWindowSource
MagInitialize
MagSetWindowTransform
MagSetImageScalingCallback
MagSetWindowFilterList

ntdll

NtQuerySystemInformation
RtlNtStatusToDosError
NtQueryInformationThread
NtOpenThread
NtOpenProcess

Exports

Exports

OQOJDohfqfhfgfqgfqgqffqqffqqfqf
OQOJDowgqffqqffqqfqf
TMethodImplementationIntercept
__dbk_fcall_wrapper
adler32
adler32_combine
adler32_combine64
compress
compress2
compressBound
crc32
crc32_combine
crc32_combine64
dbkFCallWrapperAddr
deflate
deflateBound
deflateCopy
deflateEnd
deflateInit2_
deflateInit_
deflateParams
deflatePending
deflatePrime
deflateReset
deflateResetKeep
deflateSetDictionary
deflateSetHeader
deflateTune
fill_fopen_filefunc
get_crc_table
inflate
inflateBack
inflateBackEnd
inflateBackInit_
inflateCopy
inflateEnd
inflateGetHeader
inflateInit2_
inflateInit_
inflateMark
inflatePrime
inflateReset
inflateReset2
inflateResetKeep
inflateSetDictionary
inflateSync
inflateSyncPoint
inflateUndermine
uncompress
unzClose
unzCloseCurrentFile
unzGetCurrentFileInfo
unzGoToFirstFile
unzGoToNextFile
unzLocateFile
unzOpenCurrentFile
unzOpenW
unzReadCurrentFile
wwgwggwwggwgw
zError
zipClose
zipCloseFileInZip
zipOpen
zipOpen2
zipOpenNewFileInZip
zipWriteInFileInZip
zlibCompileFlags
zlibVersion

Sections

.text
Size: 9.8MB - Virtual size: 9.8MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 29KB - Virtual size: 29KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 104KB - Virtual size: 103KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 679KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 20KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rdata
Size: 512B - Virtual size: 69B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 814KB - Virtual size: 814KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 907KB - Virtual size: 907KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

38c997f12227aad51f12a3c2a35fa592

Headers

DLL Characteristics

File Characteristics

Imports

mpr

winmm

winspool.drv

comctl32

shell32

user32

version

oleaut32

netapi32

advapi32

msvcrt

winhttp

kernel32

shfolder

wsock32

ole32

gdi32

magnification

ntdll

Exports

Exports

Sections

.text Size: 9.8MB - Virtual size: 9.8MB

.itext Size: 29KB - Virtual size: 29KB

.data Size: 104KB - Virtual size: 103KB

.bss Size: - Virtual size: 679KB

.idata Size: 20KB - Virtual size: 19KB

.didata Size: 4KB - Virtual size: 3KB

.edata Size: 2KB - Virtual size: 1KB

.rdata Size: 512B - Virtual size: 69B

.reloc Size: 814KB - Virtual size: 814KB

.rsrc Size: 907KB - Virtual size: 907KB

.text
Size: 9.8MB - Virtual size: 9.8MB

.itext
Size: 29KB - Virtual size: 29KB

.data
Size: 104KB - Virtual size: 103KB

.bss
Size: - Virtual size: 679KB

.idata
Size: 20KB - Virtual size: 19KB

.didata
Size: 4KB - Virtual size: 3KB

.edata
Size: 2KB - Virtual size: 1KB

.rdata
Size: 512B - Virtual size: 69B

.reloc
Size: 814KB - Virtual size: 814KB

.rsrc
Size: 907KB - Virtual size: 907KB