MSWB7[.]dll | Triage

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General

Target

MSWB7.dll
Size

190KB
MD5

28875e542b37ba5ffb1e3cb895e18db6
SHA1

a06a5cfcf452296bbcf9a95c06c7365bc325cb18
SHA256

55c93720d1d488b4cd85d1cca23b92607a5406615f3d3fe0e57237056755356b
SHA512

81dfcabd030246ed2dd261b1a079a1ceea16dd26c8ff75bf386ecd37223026ecf5e610f092a7674ea9892c703e0922ea941a582e030a6897defdadf87c86b392
SSDEEP

3072:6nQQ68QydHKWAuD1ngSPyhYH5TA/X20Xua9RYt+BdDcdzpRXnjDAtw10EBcrzG:6QQ9zHjhgSPSYH50Bea9RYYcdzP3Atwg

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
MSWB7.dll

Files

MSWB7.dll
.dll windows:10 windows x86 arch:x86

39a886061fea610af8201a98b381adb8

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

MSWB7.pdb

Imports

msvcrt

_except_handler4_common
?terminate@@YAXXZ
??1type_info@@UAE@XZ
_onexit
__dllonexit
realloc
fopen_s
fseek
ftell
fread
fclose
??0bad_cast@@QAE@ABV0@@Z
_unlock
??0bad_cast@@QAE@PBD@Z
__iob_func
fflush
fgetc
fgetpos
fputc
fsetpos
_fseeki64
fwrite
setvbuf
ungetc
memcpy_s
memset
setlocale
___lc_handle_func
___lc_codepage_func
__pctype_func
isupper
calloc
islower
abort
_wcsdup
__crtLCMapStringA
_get_current_locale
_free_locale
memcmp
_lock
_initterm
_amsg_exit
_XcptFilter
memcpy
__CxxFrameHandler3
_CxxThrowException
?what@exception@@UBEPBDXZ
??1exception@@UAE@XZ
??0exception@@QAE@ABV0@@Z
??0exception@@QAE@ABQBDH@Z
??0exception@@QAE@ABQBD@Z
_vsnwprintf
wcstombs_s
wcsnlen
free
malloc
_purecall
??1bad_cast@@UAE@XZ
memmove
_CIlog

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

LocalFree

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

Wow64DisableWow64FsRedirection
IsWow64Process
Wow64RevertWow64FsRedirection

api-ms-win-core-processthreads-l1-1-2

GetCurrentThreadId
GetCurrentProcess
GetCurrentProcessId
TerminateProcess

api-ms-win-core-sysinfo-l1-2-1

GetTickCount
GetSystemTimeAsFileTime
GetLocalTime
GetSystemDirectoryW

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

FreeLibrary
LoadResource
LockResource
LoadLibraryExW

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

LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
InitializeSRWLock
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
AcquireSRWLockShared
ReleaseSRWLockShared
EnterCriticalSection
Sleep

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

FindResourceW

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

QueryPerformanceCounter

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

UnhandledExceptionFilter
SetUnhandledExceptionFilter

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

DecodePointer
EncodePointer

Exports

Exports

DllCanUnloadNow
DllGetClassObject

Sections

.text
Size: 165KB - Virtual size: 164KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 23KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 984B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

39a886061fea610af8201a98b381adb8

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

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

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

api-ms-win-core-processthreads-l1-1-2

api-ms-win-core-sysinfo-l1-2-1

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

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

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

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

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

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

Exports

Exports

Sections

.text Size: 165KB - Virtual size: 164KB

.data Size: 8KB - Virtual size: 23KB

.idata Size: 3KB - Virtual size: 2KB

.rsrc Size: 1024B - Virtual size: 984B

.reloc Size: 11KB - Virtual size: 11KB

.text
Size: 165KB - Virtual size: 164KB

.data
Size: 8KB - Virtual size: 23KB

.idata
Size: 3KB - Virtual size: 2KB

.rsrc
Size: 1024B - Virtual size: 984B

.reloc
Size: 11KB - Virtual size: 11KB