TSWorkspace[.]dll

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General

Target

TSWorkspace.dll
Size

777KB
MD5

628ef393eba81e068344b502c459b804
SHA1

4f115f48f7889c13eb1da165825653d89d4585c8
SHA256

361f644173d78106c6303f8f9bfbf521b9e6d5ca9b339000b835b262b9ad4dd6
SHA512

15d292ab9ffca0aae9e31f12a73c2a35520b8b879abda81a1535154b84196915873b56c2b85154962e0a3148268b84d24318f39fbc10ab07cc587e36a79b6f71
SSDEEP

12288:d9s4cAwHi8f0Ra9H+IkaEGPS/mb3wXIB7GjFNtoEKX2dj:dS4cRHi8QaIIkam/mcimPydSj

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
TSWorkspace.dll

Files

TSWorkspace.dll
.dll regsvr32 windows:6 windows x86 arch:x86

9eac4846d9fd3f5c70ca0a3c9e5b8c54

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

PDB Paths

TSWorkspace.pdb

Imports

msvcrt

_wcslwr
__RTDynamicCast
_ftol2
abort
_vsnwprintf
iswspace
_wfopen_s
fgetws
iswcntrl
fclose
__CxxFrameHandler3
wcsncmp
wcscspn
_wcsnicmp
??0bad_cast@@QAE@ABV0@@Z
??1bad_cast@@UAE@XZ
strchr
wcsstr
wcstol
toupper
wcstok_s
setlocale
memcpy
___mb_cur_max_func
___lc_handle_func
___lc_codepage_func
__pctype_func
__crtLCMapStringW
_except_handler4_common
rand_s
_onexit
___lc_collate_cp_func
__crtCompareStringW
memcmp
towlower
__dllonexit
_unlock
_lock
realloc
_errno
??1type_info@@UAE@XZ
?terminate@@YAXXZ
_initterm
_amsg_exit
_XcptFilter
_CxxThrowException
_callnewh
??0exception@@QAE@XZ
calloc
memmove_s
memset
?what@exception@@UBEPBDXZ
_wcsicmp
??0exception@@QAE@ABV0@@Z
??1exception@@UAE@XZ
??0exception@@QAE@ABQBD@Z
memmove
_purecall
wcscat_s
wcscpy_s
malloc
wcsncpy_s
free
memcpy_s
??_V@YAXPAX@Z
??3@YAXPAX@Z
_ftol2_sse

ntdll

VerSetConditionMask
RtlInitString

kernel32

CreateEventW
WaitForMultipleObjects
CloseHandle
TlsGetValue
TlsSetValue
LocalAlloc
TlsAlloc
TlsFree
HeapAlloc
LoadResource
GetModuleHandleExW
GetCurrentThread
GetProcessHeap
ReleaseSemaphore
FreeLibraryAndExitThread
ResetEvent
OpenThread
CreateSemaphoreW
GetSystemInfo
CreateThread
SwitchToThread
SizeofResource
MultiByteToWideChar
RaiseException
lstrcmpiW
GetModuleHandleW
LoadLibraryExW
GetProcAddress
GetTickCount
FreeLibrary
VerifyVersionInfoW
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
SetLastError
CompareStringEx
LCMapStringW
LoadLibraryW
DeleteFileW
WriteFile
GlobalFree
SystemTimeToFileTime
GetSystemTime
LockResource
GetVersionExW
CreateDirectoryExW
ReleaseMutex
CreateMutexW
ExpandEnvironmentStringsW
CompareStringOrdinal
InitializeCriticalSectionAndSpinCount
InitOnceExecuteOnce
TerminateThread
InitializeSRWLock
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
HeapDestroy
HeapReAlloc
HeapSize
lstrlenA
GetStringTypeW
EncodePointer
DecodePointer
GetFileAttributesW
CreateFileW
SetEvent
WaitForSingleObject
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
Sleep
LocalFree
WideCharToMultiByte
CompareStringW
OutputDebugStringA
DisableThreadLibraryCalls
InitOnceInitialize
GetModuleHandleExA
InitializeCriticalSection
GetModuleFileNameW
GetLastError
FindResourceExW
SetFilePointer
GetFileSize
ReadFile
GetACP
HeapFree

advapi32

GetTraceEnableLevel
ConvertSecurityDescriptorToStringSecurityDescriptorW
GetSecurityDescriptorOwner
SetSecurityDescriptorOwner
GetSecurityDescriptorGroup
SetSecurityDescriptorGroup
GetSecurityDescriptorDacl
SetSecurityDescriptorDacl
GetSecurityDescriptorSacl
GetSecurityDescriptorControl
MakeAbsoluteSD
AddAce
InitializeAcl
IsValidSid
GetLengthSid
CopySid
GetSidSubAuthority
InitializeSid
GetSidLengthRequired
RegCreateKeyTransactedW
RegDeleteTreeW
InitializeSecurityDescriptor
GetTokenInformation
OpenProcessToken
OpenThreadToken
GetUserNameW
RegOpenKeyTransactedW
CredGetSessionTypes
CredWriteW
CryptDestroyHash
CryptReleaseContext
CryptAcquireContextW
CryptCreateHash
CryptHashData
CryptGetHashParam
RegDeleteKeyW
IsTextUnicode
RegEnumValueW
RegNotifyChangeKeyValue
RegSetKeyValueW
EventWrite
RegQueryValueExW
EventActivityIdControl
RevertToSelf
ImpersonateLoggedOnUser
RegGetValueW
EventUnregister
EventRegister
UnregisterTraceGuids
RegisterTraceGuidsW
GetTraceEnableFlags
GetTraceLoggerHandle
TraceMessage
RegDeleteValueW
RegCreateKeyExW
RegSetValueExW
RegOpenKeyExW
RegEnumKeyExW
RegQueryInfoKeyW
RegCloseKey
GetAclInformation

shlwapi

ord278
SHStrDupW
PathIsContentTypeW
UrlCreateFromPathW
PathQuoteSpacesW
PathCanonicalizeW
PathFileExistsW

ole32

IIDFromString
CoInitializeEx
CoCreateGuid
PropVariantClear
CoInitialize
StringFromGUID2
CoCreateInstance
CoTaskMemAlloc
CoTaskMemRealloc
CoTaskMemFree
StringFromIID
CoUninitialize
CLSIDFromString

oleaut32

SafeArrayRedim
SafeArrayUnlock
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayDestroy
SafeArrayPutElement
SafeArrayCreate
SysAllocStringLen
SysStringByteLen
SysAllocStringByteLen
LPSAFEARRAY_UserSize
LPSAFEARRAY_UserMarshal
LPSAFEARRAY_UserUnmarshal
LPSAFEARRAY_UserFree
BSTR_UserSize
VariantChangeType
VariantClear
VariantInit
LoadRegTypeLi
UnRegisterTypeLi
LoadTypeLi
RegisterTypeLi
BSTR_UserFree
BSTR_UserUnmarshal
VarUI4FromStr
SysStringLen
SysAllocString
SysFreeString
BSTR_UserMarshal
SafeArrayLock

user32

PostQuitMessage
TranslateMessage
LoadIconW
LoadImageW
DestroyIcon
CharNextW
UnregisterClassA
GetMessageW
GetWindowRect
UnregisterClassW
GetClassInfoExW
RegisterClassExW
CreateWindowExW
DefWindowProcW
DestroyWindow
SetTimer
PostMessageW
KillTimer
PeekMessageW
MsgWaitForMultipleObjectsEx
PostThreadMessageW
DispatchMessageW
SendMessageW
LoadStringW
ShowWindow
SetDlgItemInt
SetDlgItemTextW
GetPropW
GetWindowTextW
SetWindowPos
SetWindowLongW
GetWindowLongW
SetPropW
RemovePropW
GetDlgItem
GetParent
SetFocus

rpcrt4

NdrStubCall2
IUnknown_AddRef_Proxy
CStdStubBuffer_DebugServerRelease
CStdStubBuffer_Disconnect
CStdStubBuffer_IsIIDSupported
CStdStubBuffer_Invoke
CStdStubBuffer_DebugServerQueryInterface
CStdStubBuffer_Connect
NdrCStdStubBuffer_Release
NdrDllRegisterProxy
NdrDllCanUnloadNow
NdrCStdStubBuffer2_Release
NdrDllGetClassObject
NdrDllUnregisterProxy
NdrStubForwardingFunction
CStdStubBuffer_AddRef
IUnknown_QueryInterface_Proxy
NdrOleFree
NdrOleAllocate
CStdStubBuffer_CountRefs
IUnknown_Release_Proxy
CStdStubBuffer_QueryInterface

dnsapi

DnsQuery_W
DnsFree

normaliz

IdnToAscii
IdnToUnicode

shell32

SHCreateDirectoryExW
SHChangeNotify
SHFileOperationW
Shell_NotifyIconW
SHCreateAssociationRegistration
SHGetKnownFolderPath

wininet

InternetCreateUrlW
InternetCrackUrlW
InternetCombineUrlW
InternetCanonicalizeUrlW

winhttp

WinHttpSendRequest
WinHttpQueryOption
WinHttpQueryAuthSchemes
WinHttpSetCredentials
WinHttpCrackUrl
WinHttpOpen
WinHttpSetStatusCallback
WinHttpSetTimeouts
WinHttpOpenRequest
WinHttpSetOption
WinHttpCloseHandle
WinHttpReceiveResponse
WinHttpAddRequestHeaders
WinHttpQueryHeaders
WinHttpReadData
WinHttpConnect
WinHttpGetProxyForUrl
WinHttpGetIEProxyConfigForCurrentUser
WinHttpQueryDataAvailable

credui

CredUnPackAuthenticationBufferW
CredUIPromptForWindowsCredentialsW

secur32

LsaConnectUntrusted
LsaLookupAuthenticationPackage
LsaDeregisterLogonProcess
GetUserNameExW

crypt32

CertGetCertificateChain
CertFindExtension
CertGetEnhancedKeyUsage
CryptDecodeObject
CryptProtectData
CryptStringToBinaryW
CryptMsgClose
CertOpenStore
CryptMsgUpdate
CryptMsgOpenToDecode
CertVerifyCertificateChainPolicy
CertCloseStore
CryptVerifyDetachedMessageSignature
CryptSignMessage
CertGetCertificateContextProperty
CertDuplicateCertificateChain
CertDuplicateCertificateContext
CertFreeCertificateChain
CertFreeCertificateContext
CryptProtectMemory
CryptUnprotectMemory
CryptBinaryToStringW

ktmw32

CommitTransaction
CreateTransaction

Exports

Exports

DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer
RADCProcessGroupPolicyEx
RADCUISupportCreateDiscoveryStrategy
RADCUISupportCreateSubscriptionClient
TaskUpdateWorkspaces
TaskUpdateWorkspaces2
TaskUpdateWorkspacesIfNeeded
WorkspaceSilentSetupW
WorkspaceStatusNotify
WorkspaceStatusNotify2

Sections

.text
Size: 560KB - Virtual size: 560KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.orpc
Size: 512B - Virtual size: 448B

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 11KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 138KB - Virtual size: 138KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 54KB - Virtual size: 53KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

9eac4846d9fd3f5c70ca0a3c9e5b8c54

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

ntdll

kernel32

advapi32

shlwapi

ole32

oleaut32

user32

rpcrt4

dnsapi

normaliz

shell32

wininet

winhttp

credui

secur32

crypt32

ktmw32

Exports

Exports

Sections

.text Size: 560KB - Virtual size: 560KB

.orpc Size: 512B - Virtual size: 448B

.data Size: 11KB - Virtual size: 12KB

.idata Size: 11KB - Virtual size: 10KB

.rsrc Size: 138KB - Virtual size: 138KB

.reloc Size: 54KB - Virtual size: 53KB

.text
Size: 560KB - Virtual size: 560KB

.orpc
Size: 512B - Virtual size: 448B

.data
Size: 11KB - Virtual size: 12KB

.idata
Size: 11KB - Virtual size: 10KB

.rsrc
Size: 138KB - Virtual size: 138KB

.reloc
Size: 54KB - Virtual size: 53KB