dxtmsft[.]dll | Triage

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General

Target

dxtmsft.dll
Size

387KB
MD5

bc4ecc65dd85800fd7a0fcfff8f017e3
SHA1

8fb4c55badd5ee6d66ec8e43b47da76b2bc0b89a
SHA256

d9384e1939f5d53109d084d3a60894ac0c15db1cdff43de2e56ad5d1eeca5129
SHA512

c048d1bf59e84146c4f896a67d869e6a7f7104db1399b037d940490e8ae5d3b789f2d6675c20ba0146334cfc63bcfc224f51fb378209ffdb4b2a4ab86567f44f
SSDEEP

6144:PYAMdAfQkZ9M/2ad4btMx+6B8LBKF0CuXVCfAgMEL1C7gsEkfz2VYItm+yNQDIlH:bfQ6muJZSXf0sl1kT9

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
dxtmsft.dll

Files

dxtmsft.dll
.dll regsvr32 windows:10 windows x86 arch:x86

723d25608df8f829f3175df8ee72af43

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

dxtmsft.pdb

Imports

msvcrt

malloc
_except_handler4_common
free
_XcptFilter
_purecall
_amsg_exit
_initterm
memcpy
__CxxFrameHandler3
_resetstkoflw
_wcsicmp
_vsnwprintf
rand
srand
time
memcpy_s
?terminate@@YAXXZ
_CIcos
_CIpow
_CIsin
_CIsqrt
_ftol2
_ftol2_sse
memcmp
memset

atl

ord30
ord32
ord23
ord21
ord16
ord15

kernel32

GetProcessHeap
GetVersion
HeapFree
VirtualQuery
VirtualAlloc
IsBadWritePtr
GetCurrentThreadId
GetCurrentProcess
EnterCriticalSection
LeaveCriticalSection
HeapAlloc
InitializeCriticalSection
VirtualProtect
CreateEventW
IsBadCodePtr
Sleep
UnhandledExceptionFilter
CloseHandle
SetUnhandledExceptionFilter
TerminateProcess
QueryPerformanceCounter
DeleteCriticalSection
WideCharToMultiByte
GetCurrentProcessId
GetSystemInfo
GetModuleHandleW
GetSystemTimeAsFileTime
GetTickCount
GetProcAddress
DisableThreadLibraryCalls
IsBadReadPtr

oleaut32

VariantInit
VariantClear
VariantChangeType
SafeArrayCreate
SysFreeString
VariantCopy
SafeArrayAccessData
SetErrorInfo
SysAllocStringLen
SafeArrayUnaccessData
SysAllocString
SysStringLen
LoadRegTypeLi

user32

IntersectRect
OffsetRect
CopyRect
GetSysColor

ole32

CoCreateInstance
CoCreateFreeThreadedMarshaler

gdi32

SetICMMode
GetDIBits
BitBlt
SelectObject
CreateColorSpaceW
DeleteDC
CreateCompatibleBitmap
CreateCompatibleDC
SetColorSpace
SetDIBitsToDevice
DeleteObject
DeleteColorSpace

shlwapi

UrlCombineW

dxtrans

?DXDitherArray@@YGXPBUDXDITHERDESC@@@Z
?DXOverArrayMMX@@YGXPAVDXPMSAMPLE@@PBV1@K@Z
?DXOverArray@@YGXPAVDXPMSAMPLE@@PBV1@K@Z

Exports

Exports

DllCanUnloadNow
DllEnumClassObjects
DllGetClassObject
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 281KB - Virtual size: 280KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 78KB - Virtual size: 77KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

723d25608df8f829f3175df8ee72af43

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

atl

kernel32

oleaut32

user32

ole32

gdi32

shlwapi

dxtrans

Exports

Exports

Sections

.text Size: 281KB - Virtual size: 280KB

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

.idata Size: 2KB - Virtual size: 2KB

.rsrc Size: 78KB - Virtual size: 77KB

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

.text
Size: 281KB - Virtual size: 280KB

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

.idata
Size: 2KB - Virtual size: 2KB

.rsrc
Size: 78KB - Virtual size: 77KB

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