WSSync[.]dll | Triage

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General

Target

WSSync.dll
Size

174KB
MD5

1cfdb4aa0931ed7885d3c5f18def397c
SHA1

728df621973927254119ece8ccd58a12cc69e791
SHA256

72325cabea5973c440a56d66c5adb8badda3a5743b15867dd95ee70edabc2b4f
SHA512

edcf36488b59f6601e795a59f858b7614c96076302cf134b5385150d0ed746ecb4c38e9c60e7c9e2e9713cfac7e9d7f7e6b008008188a46dd5136047317b672a
SSDEEP

1536:Z7lTrmCFAZpxqPd2srQm8GtF7SQ4s0n3TLALrJ1DgWQ2rgqOp5WI/AL+lc+4nkx0:1lvn61sr5AszrgqOD/oB8RtNfAoK

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
WSSync.dll

Files

WSSync.dll
.dll windows:6 windows x86 arch:x86

3f91976aca9bd22c28fd7e87caa96c66

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

WSSync.pdb

Imports

msvcrt

wcsrchr
memmove
_purecall
_wtoi
wprintf
_except_handler4_common
_ultow_s
_onexit
__dllonexit
_unlock
wcschr
_lock
_initterm
memcmp
malloc
free
_wtol
_amsg_exit
_XcptFilter
fflush
_wcsicmp
memcpy
_iob
_itow_s
wcsstr
printf
_vsnwprintf
memset

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

GetProcessHeap
HeapReAlloc
HeapAlloc
HeapFree

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

GetModuleHandleExW
DisableThreadLibraryCalls
GetProcAddress
GetModuleFileNameW

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

EventRegister
EventUnregister
EventWrite

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

SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetLastError
SetLastError

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

OutputDebugStringW
IsDebuggerPresent

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

WideCharToMultiByte
CompareStringOrdinal
MultiByteToWideChar

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

GetComputerNameExW
GetVersionExW
GetProductInfo
GetVersionExA
GetSystemTimeAsFileTime
GetTickCount
GetSystemTime

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

CreateEventW
LeaveCriticalSection
Sleep
EnterCriticalSection
DeleteCriticalSection
ResetEvent
SetEvent
WaitForMultipleObjectsEx
InitializeCriticalSection
SleepEx
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
ReleaseSRWLockShared
AcquireSRWLockShared
WaitForSingleObject

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

TerminateProcess
GetCurrentProcess
GetCurrentThreadId
GetCurrentProcessId

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

QueryPerformanceCounter

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

LocalReAlloc
LocalAlloc
LocalFree
GlobalFree

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

UrlEscapeW

api-ms-win-appmodel-runtime-l1-1-1

PackageFamilyNameFromFullName

ntdll

WinSqmAddToStream

sppc

SLDepositStoreToken
SLGetActiveLicenseInfo

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

FileTimeToSystemTime
SystemTimeToFileTime

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

CloseHandle

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

LCMapStringW

api-ms-win-security-base-l1-2-0

FreeSid
AllocateAndInitializeSid

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

CompareFileTime

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

RegSetValueExW
RegCreateKeyExW
RegCloseKey
RegOpenKeyExW
RegSetKeySecurity
RegQueryValueExW

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

ResolveDelayLoadedAPI
DelayLoadFailureHook

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

RegSetKeyValueW

Exports

Exports

WSAcquireLicense
WSAcquireWindowsUpgradeLicense
WSCallActivateAppxLOBSKU
WSCreateAcquireLicenseChallenge
WSEvaluatePackageRemediationState
WSFulfillProduct
WSGetAddonKeyInstalledFlag
WSGetBase64EncodedActiveLicenseData
WSGetDebuggingHeader
WSGetLOBEnabledSKUFlag
WSGetLastSyncTime
WSGetLocalHardwareId
WSGetWindowsUpgradeToken
WSIsWindowsUpgradeLicensed
WSLicenseFree
WSLicenseGetDeviceList
WSLicenseGetMachineID
WSLicenseGetMyAppsList
WSLicenseGetOemLicenseList
WSLicenseInitialize
WSLicenseParseReceiptResponse
WSLicenseRemoveDevice
WSParseLicenseResponse
WSSetDebuggingHeader
WSSyncLicenses
WSSyncMachineLicenses
g_bPrint

Sections

.text
Size: 160KB - Virtual size: 160KB

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: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 352B

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: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3f91976aca9bd22c28fd7e87caa96c66

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

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

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

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

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

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

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

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

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

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

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

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

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

api-ms-win-appmodel-runtime-l1-1-1

ntdll

sppc

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

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

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

api-ms-win-security-base-l1-2-0

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

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

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

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

Exports

Exports

Sections

.text Size: 160KB - Virtual size: 160KB

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

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

.didat Size: 512B - Virtual size: 352B

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

.reloc Size: 6KB - Virtual size: 6KB

.text
Size: 160KB - Virtual size: 160KB

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

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

.didat
Size: 512B - Virtual size: 352B

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

.reloc
Size: 6KB - Virtual size: 6KB