nvshell[.]dll | Triage

Sharing

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General

Target

nvshell.dll
Size

460KB
MD5

13dec71bed96ab49d3ae7db4c6aba256
SHA1

805a42c8791c6447a6921a7a19fb11156094a50a
SHA256

18543d38f515d32200787c17a1e7cc0fa1590901402766051978e8803a1e26d0
SHA512

96b115abafae34425bd4d645967da44546f81e2d46d97e0202fb2fdb370bb057e6ac893f6cb7721a9a76b6565fbf80176c34f2ce33302383256be6f488e2169f
SSDEEP

6144:XxsaovTX+saHDuJXHCYolPYK8oY2bDUSWnw5:BsdusxFNolgYJ

Score

N/A

Malware Config

Signatures

Files

nvshell.dll
.dll regsvr32 windows x86

3fc02b4aae5d74ec9037a504a35f1fa9

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetUserDefaultLCID
EnumSystemLocalesA
GetLocaleInfoA
IsValidCodePage
IsValidLocale
SetConsoleCtrlHandler
LoadLibraryA
GetOEMCP
GetACP
GetCPInfo
GetStringTypeW
GetStringTypeA
LCMapStringW
LCMapStringA
Sleep
UnhandledExceptionFilter
IsBadCodePtr
SetUnhandledExceptionFilter
HeapReAlloc
VirtualAlloc
FatalAppExitA
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
WriteFile
GetVersionExA
HeapCreate
HeapDestroy
GetEnvironmentStringsW
GetEnvironmentStrings
FreeEnvironmentStringsW
FreeEnvironmentStringsA
GetModuleFileNameA
DeleteCriticalSection
GetStartupInfoA
GetFileType
GetStdHandle
SetHandleCount
GetCurrentProcess
GetTimeZoneInformation
GetLocaleInfoW
CompareStringA
CompareStringW
IsBadWritePtr
GetUserDefaultLangID
SystemTimeToFileTime
GetSystemTime
CreateSemaphoreW
GetVersionExW
ReleaseSemaphore
WaitForSingleObject
OpenProcess
LoadLibraryW
GetProcAddress
FreeLibrary
GetModuleFileNameW
MultiByteToWideChar
lstrcpyW
WideCharToMultiByte
IsBadReadPtr
TerminateProcess
ExitProcess
InterlockedIncrement
InterlockedDecrement
RaiseException
GetModuleHandleA
GetCurrentThread
GetLastError
TlsGetValue
SetLastError
TlsFree
CreateFileW
GetFileSize
ReadFile
CloseHandle
GlobalAlloc
GlobalLock
GlobalUnlock
FreeResource
GetEnvironmentVariableW
lstrcatW
lstrcmpW
lstrlenW
lstrcpynW
VirtualFree
TlsAlloc
TlsSetValue
RtlUnwind
GetCommandLineA
GetVersion
HeapFree
HeapAlloc
GetCurrentThreadId
SetEnvironmentVariableA

user32

DestroyIcon
LoadStringW
LoadStringA
GetClassLongW
CopyIcon
LoadIconW
GetWindowTextW
GetClassNameW
GetWindowThreadProcessId
CharLowerW
GetWindowPlacement
OpenIcon
SetForegroundWindow
CreateMenu
InsertMenuItemW
CheckMenuRadioItem
RegisterClipboardFormatW
GetWindow
EnumDisplayDevicesW
EnumDisplaySettingsW
GetSystemMetrics
DrawIconEx
DestroyMenu
GetDesktopWindow
GetWindowRect
SystemParametersInfoW
DrawTextW
GetSysColor
GetSysColorBrush
LoadImageW
DialogBoxParamW
GetDlgItemTextW
EndDialog
GetCursorPos
SetWindowPos
SendMessageW
SetDlgItemTextW
GetDlgItem
SetFocus
wsprintfW
MessageBoxW
FindWindowW
IsWindow

gdi32

CreatePatternBrush
GetStretchBltMode
SetStretchBltMode
SetBrushOrgEx
StretchBlt
GetObjectW
CreateCompatibleBitmap
BitBlt
CreateFontIndirectW
GetStockObject
SetBkMode
SetTextColor
CreateCompatibleDC
GetDeviceCaps
CreateBitmap
DeleteDC
SelectObject
CreatePen
Rectangle
DeleteObject
PatBlt

shell32

SHChangeNotify
SHGetDesktopFolder
ExtractIconW
SHGetMalloc
SHGetSpecialFolderLocation

ole32

ReleaseStgMedium
CreateStreamOnHGlobal

olepro32

ord251

comctl32

ImageList_Create
ImageList_ReplaceIcon
ImageList_SetOverlayImage
ImageList_GetIcon
ImageList_Destroy

advapi32

RegQueryValueExW
RegDeleteValueW
RegCreateKeyW
RegSetValueExW
RegCloseKey
RegOpenKeyExW
RegCreateKeyExW

shlwapi

SHDeleteKeyW

Exports

Exports

DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 132KB - Virtual size: 128KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 16KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 16KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 8KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 252KB - Virtual size: 248KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 12KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3fc02b4aae5d74ec9037a504a35f1fa9

Headers

File Characteristics

Imports

kernel32

user32

gdi32

shell32

ole32

olepro32

comctl32

advapi32

shlwapi

Exports

Exports

Sections

.text Size: 132KB - Virtual size: 128KB

.rdata Size: 16KB - Virtual size: 13KB

.data Size: 16KB - Virtual size: 19KB

.idata Size: 8KB - Virtual size: 6KB

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

.rsrc Size: 252KB - Virtual size: 248KB

.reloc Size: 12KB - Virtual size: 8KB

.text
Size: 132KB - Virtual size: 128KB

.rdata
Size: 16KB - Virtual size: 13KB

.data
Size: 16KB - Virtual size: 19KB

.idata
Size: 8KB - Virtual size: 6KB

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

.rsrc
Size: 252KB - Virtual size: 248KB

.reloc
Size: 12KB - Virtual size: 8KB