drvsetup[.]dll

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General

Target

drvsetup.dll
Size

131KB
MD5

71fafb056ce11dcacd91e0c9f99c1a2f
SHA1

5a991bceb84ebbe1343e23c18145c4670c7e8dd0
SHA256

4b92a14a62436db2e7d843a7b8b2abdd8c83f86799b0af1d1e7a51a4fd79d6f4
SHA512

aca983ee20625a7038503a3fd6dce9c9057956f1c31ab9885fa55c345b0af1d0384cc9f7de04b706f7d38aaff659c57507591bd1cdafbe5f64fb132c3423067d
SSDEEP

3072:Fcvr0ksbgUQ94XdCgeaNLD2OO7Ne4sU+6ACdZ4VJql38o9Ue72J2BsTFBVQhn4Ff:FcYQ4XN6Ai2m38k72J2BcV44FdGR6dCg

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
drvsetup.dll

Files

drvsetup.dll
.dll windows:10 windows x86 arch:x86

1020af5e64e7979100147bc986538c7a

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

PDB Paths

drvsetup.pdb

Imports

api-ms-win-crt-runtime-l1-1-0

_initterm_e
_initterm

api-ms-win-crt-private-l1-1-0

_o__initialize_narrow_environment
_o__initialize_onexit_table
_o__purecall
_o__register_onexit_function
_o__resetstkoflw
_o__seh_filter_dll
memmove
_o__wcsicmp
_o__wcsnicmp
_o_free
_o_malloc
_o_memcpy_s
_o_toupper
_o_wcstok_s
_except_handler4_common
_o__cexit
_o__callnewh
_o__crt_atexit
_o___stdio_common_vswscanf
_o__configure_narrow_argv
_o___stdio_common_vswprintf
_o___stdio_common_vsprintf
_o__execute_onexit_table
_o___std_type_info_destroy_list
wcschr
wcsrchr
memcmp
memcpy

api-ms-win-crt-string-l1-1-0

memset
memmove_s

api-ms-win-core-errorhandling-l1-1-0

RaiseException
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetErrorMode
SetLastError
GetLastError

api-ms-win-devices-config-l1-1-1

CM_Get_DevNode_Status
CM_Get_DevNode_PropertyW
CM_Get_Device_IDW
CM_Locate_DevNodeW
CM_Set_DevNode_PropertyW

api-ms-win-core-file-l1-1-0

FindNextFileW
FindClose
FileTimeToLocalFileTime
FlushFileBuffers
SetFileAttributesW
DeleteFileW
RemoveDirectoryW
SetFilePointer
CreateDirectoryW
FindFirstFileW
CompareFileTime
GetFileAttributesW
WriteFile
GetFullPathNameW
SetEndOfFile
CreateFileW
GetFileSize

api-ms-win-core-heap-l2-1-0

LocalAlloc
LocalFree

api-ms-win-core-registry-l1-1-0

RegCreateKeyExW
RegQueryInfoKeyW
RegGetValueW
RegOpenKeyExW
RegCloseKey
RegSetValueExW
RegQueryValueExW
RegFlushKey

api-ms-win-core-sysinfo-l1-2-0

GetNativeSystemInfo

api-ms-win-core-wow64-l1-1-0

IsWow64Process

api-ms-win-core-processthreads-l1-1-0

GetCurrentThreadId
GetCurrentProcess
GetCurrentProcessId
TerminateProcess

api-ms-win-core-string-l1-1-0

CompareStringOrdinal
CompareStringW
WideCharToMultiByte

api-ms-win-core-sysinfo-l1-1-0

GetSystemWindowsDirectoryW
GetWindowsDirectoryW
GetTickCount
GetLocalTime
GetSystemTimeAsFileTime

api-ms-win-service-management-l1-1-0

OpenSCManagerW
CloseServiceHandle
StartServiceW
OpenServiceW

api-ms-win-service-winsvc-l1-1-0

ControlService
QueryServiceStatus

api-ms-win-service-management-l2-1-0

NotifyServiceStatusChangeW

api-ms-win-core-synch-l1-1-0

WaitForSingleObject
AcquireSRWLockShared
ReleaseSRWLockExclusive
OpenSemaphoreW
CreateMutexExW
ReleaseSemaphore
CreateSemaphoreExW
AcquireSRWLockExclusive
WaitForSingleObjectEx
SleepEx
ReleaseSRWLockShared
ReleaseMutex
DeleteCriticalSection
WaitForMultipleObjectsEx
InitializeCriticalSectionEx
LeaveCriticalSection
EnterCriticalSection
CreateEventW
SetEvent
CreateMutexW

api-ms-win-core-file-l2-1-2

CopyFileW

api-ms-win-core-synch-l1-2-0

Sleep

api-ms-win-core-processenvironment-l1-1-0

ExpandEnvironmentStringsW
GetCommandLineA
GetEnvironmentVariableW

api-ms-win-security-sddl-l1-1-0

ConvertStringSecurityDescriptorToSecurityDescriptorW

api-ms-win-core-libraryloader-l1-2-0

GetModuleHandleW
LoadLibraryExW
GetProcAddress
FreeLibrary
GetModuleFileNameA
GetModuleHandleExW
DisableThreadLibraryCalls

api-ms-win-eventing-provider-l1-1-0

EventUnregister
EventWriteTransfer
EventProviderEnabled
EventSetInformation
EventRegister

api-ms-win-core-debug-l1-1-0

IsDebuggerPresent
DebugBreak
OutputDebugStringW

api-ms-win-core-processthreads-l1-1-1

IsProcessorFeaturePresent

api-ms-win-core-profile-l1-1-0

QueryPerformanceCounter

api-ms-win-core-interlocked-l1-1-0

InitializeSListHead

devrtl

DevRtlSetThreadLogToken
DevRtlCreateTextLogSectionW
DevRtlWriteTextLogError
DevRtlWriteTextLog
DevRtlGetThreadLogToken
DevRtlCloseTextLogSection

cfgmgr32

CM_Add_Driver_PackageW
CM_MapCrToSpErr
CM_Install_DriverW
CM_Open_DevNode_Key
CM_Uninstall_DriverW
CM_Install_DevNodeW
CM_Delete_Driver_PackageW
CMP_Get_Device_ID_List
CMP_Get_Device_ID_List_Size
CM_MapCrToWin32Err

ntdll

RtlNtStatusToDosError
RtlRandomEx
NtQuerySystemInformation
RtlNtStatusToDosErrorNoTeb
RtlGetVersion
RtlFormatCurrentUserKeyPath
RtlFreeUnicodeString
NtClose
NtOpenKey
RtlInitUnicodeString
NtCreateKey
NtQueryValueKey
NtSetValueKey

api-ms-win-core-heap-l1-1-0

HeapFree
GetProcessHeap
HeapReAlloc
HeapAlloc

api-ms-win-core-handle-l1-1-0

CloseHandle

api-ms-win-core-memory-l1-1-0

MapViewOfFile
UnmapViewOfFile
CreateFileMappingW

api-ms-win-core-timezone-l1-1-0

FileTimeToSystemTime
SystemTimeToFileTime

api-ms-win-core-localization-l1-2-0

LCMapStringW
GetThreadLocale
FormatMessageW

api-ms-win-security-base-l1-1-0

FreeSid
CheckTokenMembership
AllocateAndInitializeSid

bcrypt

BCryptHashData
BCryptCreateHash
BCryptDestroyHash
BCryptCloseAlgorithmProvider
BCryptGetProperty
BCryptOpenAlgorithmProvider
BCryptFinishHash

api-ms-win-core-threadpool-l1-2-0

WaitForThreadpoolTimerCallbacks
SetThreadpoolTimer
CreateThreadpoolTimer
CloseThreadpoolTimer

api-ms-win-core-apiquery-l1-1-0

ApiSetQueryApiSetPresence

api-ms-win-core-delayload-l1-1-1

ResolveDelayLoadedAPI

api-ms-win-core-delayload-l1-1-0

DelayLoadFailureHook

Exports

Exports

DrvSetupInstallDriver
DrvSetupInstallWuDriver
DrvSetupUninstallDriver
DrvSetupUninstallWuDrivers
pDrvSetupUninstallDriver

Sections

.text
Size: 114KB - Virtual size: 114KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 96B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

1020af5e64e7979100147bc986538c7a

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-private-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-core-errorhandling-l1-1-0

api-ms-win-devices-config-l1-1-1

api-ms-win-core-file-l1-1-0

api-ms-win-core-heap-l2-1-0

api-ms-win-core-registry-l1-1-0

api-ms-win-core-sysinfo-l1-2-0

api-ms-win-core-wow64-l1-1-0

api-ms-win-core-processthreads-l1-1-0

api-ms-win-core-string-l1-1-0

api-ms-win-core-sysinfo-l1-1-0

api-ms-win-service-management-l1-1-0

api-ms-win-service-winsvc-l1-1-0

api-ms-win-service-management-l2-1-0

api-ms-win-core-synch-l1-1-0

api-ms-win-core-file-l2-1-2

api-ms-win-core-synch-l1-2-0

api-ms-win-core-processenvironment-l1-1-0

api-ms-win-security-sddl-l1-1-0

api-ms-win-core-libraryloader-l1-2-0

api-ms-win-eventing-provider-l1-1-0

api-ms-win-core-debug-l1-1-0

api-ms-win-core-processthreads-l1-1-1

api-ms-win-core-profile-l1-1-0

api-ms-win-core-interlocked-l1-1-0

devrtl

cfgmgr32

ntdll

api-ms-win-core-heap-l1-1-0

api-ms-win-core-handle-l1-1-0

api-ms-win-core-memory-l1-1-0

api-ms-win-core-timezone-l1-1-0

api-ms-win-core-localization-l1-2-0

api-ms-win-security-base-l1-1-0

bcrypt

api-ms-win-core-threadpool-l1-2-0

api-ms-win-core-apiquery-l1-1-0

api-ms-win-core-delayload-l1-1-1

api-ms-win-core-delayload-l1-1-0

Exports

Exports

Sections

.text Size: 114KB - Virtual size: 114KB

.data Size: 512B - Virtual size: 1KB

.idata Size: 8KB - Virtual size: 7KB

.didat Size: 512B - Virtual size: 96B

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 5KB - Virtual size: 5KB

.text
Size: 114KB - Virtual size: 114KB

.data
Size: 512B - Virtual size: 1KB

.idata
Size: 8KB - Virtual size: 7KB

.didat
Size: 512B - Virtual size: 96B

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 5KB - Virtual size: 5KB