Stream[.]dll | Triage

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General

Target

Stream.dll
Size

444KB
MD5

28d1f4b020a601eb46e1a5247d10a07f
SHA1

d4f363ea41a1c898fc62520e620b91c350f6c157
SHA256

191e1040b155186aa990045fe440f65a24f76a7e972a29b5e4919c530b41c61f
SHA512

a01f6a70b136f04546365b5cb4354f33dea6cd55f837f7cd65e572086fd9109bc9fd3aa752c91cf14fe4727681a0cb8b943deec8697cea3d6270f31b2db79f6d
SSDEEP

12288:tEMdVG1UE6RCIsf6OOMl9HjuLxhQC2xwv8+5A9:tEMTG1UE6RCIsf6O79HjuLxhQC2xwv8j

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Stream.dll

Files

Stream.dll
.dll windows:4 windows x64 arch:x64

5491f0c75bad6a2e6328900e5b95d096

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

json

??8Value@Json@@QEBA_NAEBV01@@Z
??4Value@Json@@QEAAAEAV01@AEBV01@@Z
?isNull@Value@Json@@QEBA_NXZ
?empty@Value@Json@@QEBA_NXZ
?type@Value@Json@@QEBA?AW4ValueType@2@XZ
?asInt@Value@Json@@QEBAHXZ
??AValue@Json@@QEBAAEBV01@I@Z
??0Value@Json@@QEAA@AEBV01@@Z
??AValue@Json@@QEAAAEAV01@PEBD@Z
?asString@Value@Json@@QEBA?AV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@XZ
?isMember@Value@Json@@QEBA_NPEBD@Z
??1Value@Json@@QEAA@XZ
??AValue@Json@@QEBAAEBV01@PEBD@Z
?asCString@Value@Json@@QEBAPEBDXZ
?asUInt@Value@Json@@QEBAIXZ
?computeDistance@ValueIteratorBase@Json@@IEBAHAEBV12@@Z
?isEqual@ValueIteratorBase@Json@@IEBA_NAEBV12@@Z
??0Value@Json@@QEAA@W4ValueType@1@@Z

infra

?destroyThread@CThread@Infra@Dahua@@QEAA_NXZ
?isThreadOver@CThread@Infra@Dahua@@QEAA_NXZ
?createThread@CThread@Infra@Dahua@@QEAA_NXZ
??0CThread@Infra@Dahua@@QEAA@PEBDHHH@Z
??1CThread@Infra@Dahua@@UEAA@XZ
?local@ClassID@Component@Dahua@@2U123@B
?getCurrentMilliSecond@CTime@Infra@Dahua@@SA_KXZ
??PCTime@Infra@Dahua@@QEBA_NAEBV012@@Z
??MCTime@Infra@Dahua@@QEBA_NAEBV012@@Z
??0CTime@Infra@Dahua@@QEAA@XZ
??0CTime@Infra@Dahua@@QEAA@_K@Z
??0CTime@Infra@Dahua@@QEAA@HHHHHH@Z
?makeTime@CTime@Infra@Dahua@@QEBA_KXZ
?lock@CObjectTable@Detail@Component@Dahua@@QEAAXXZ
?find@CObjectTable@Detail@Component@Dahua@@QEBAPEAVIUnknown@34@AEBUkey_base@234@@Z
?insert@CObjectTable@Detail@Component@Dahua@@QEAAXPEAVIUnknown@34@@Z
?unlock@CObjectTable@Detail@Component@Dahua@@QEAAXXZ
?logDebug@Infra@Dahua@@YAHPEBDZZ
??1CPacket@Memory@Dahua@@UEAA@XZ
??0CPacket@Memory@Dahua@@QEAA@AEBV012@@Z
??4CPacket@Memory@Dahua@@QEAAAEAV012@AEBV012@@Z
?none@ServerInfo@Component@Dahua@@2U123@B
??0ClassID@Component@Dahua@@QEAA@PEBD@Z
?logError@Infra@Dahua@@YAHPEBDZZ
?release@CComponentHelper@Detail@Component@Dahua@@SAHPEAVIUnknown@34@@Z
??1ClassIDList@Component@Dahua@@QEAA@XZ
??AClassIDList@Component@Dahua@@QEBA?AV?$flex_string@DU?$char_traits@D@std@@V?$allocator@D@2@V?$SmallStringOpt@V?$AllocatorStringStorage@DV?$allocator@D@std@@@Infra@Dahua@@$0BP@PEAD@Infra@Dahua@@@Infra@2@H@Z
?count@ClassIDList@Component@Dahua@@QEBA_KXZ
??0ClassIDList@Component@Dahua@@QEAA@PEBD@Z
?getComponentFactory@CComponentHelper@Detail@Component@Dahua@@SAPEAVIFactoryUnknown@34@PEBDAEBUClassID@34@AEBUServerInfo@34@AEAPEAVIClient@34@@Z
?makeComponentInstance@CComponentHelper@Detail@Component@Dahua@@SAPEAVIUnknown@34@PEAV534@@Z
?makeComponentObject@CComponentHelper@Detail@Component@Dahua@@SAPEAVIUnknown@34@PEAV534@@Z
??1CTimer@Infra@Dahua@@UEAA@XZ
??0CTimer@Infra@Dahua@@QEAA@PEBD@Z
?addRef@IUnknown@Component@Dahua@@UEAAHXZ
?release@IUnknown@Component@Dahua@@UEAAHXZ
?setLastError@Infra@Dahua@@YAXH@Z
??0CVersion@Infra@Dahua@@QEAA@PEBDHHH00@Z
??0IUnknown@Component@Dahua@@QEAA@XZ
??1IUnknown@Component@Dahua@@UEAA@XZ
?stopAndWait@CTimer@Infra@Dahua@@QEAA_NXZ
?start@CTimer@Infra@Dahua@@QEAA_NV?$TFunction1@XK@23@IIKI@Z
?isRunning@CTimer@Infra@Dahua@@QEAA_NXZ
?isStarted@CTimer@Infra@Dahua@@QEAA_NXZ
?logTrace@Infra@Dahua@@YAHPEBDZZ
?valid@CPacket@Memory@Dahua@@QEBA_NXZ
??1CMutex@Infra@Dahua@@QEAA@XZ
??0CMutex@Infra@Dahua@@QEAA@XZ
?enter@CMutex@Infra@Dahua@@QEAA_NXZ
?leave@CMutex@Infra@Dahua@@QEAA_NXZ
?sleep@CThread@Infra@Dahua@@SAXH@Z
?getCurrentThreadID@CThread@Infra@Dahua@@SAHXZ
?getCurrentMicroSecond@CTime@Infra@Dahua@@SA_KXZ
?setAsCurrentUser@CComponentHelper@Detail@Component@Dahua@@SA_NPEAVIClient@34@@Z
?setCurrentFunctionReuse@Detail@Infra@Dahua@@YAXI@Z
?addRef@CComponentHelper@Detail@Component@Dahua@@SAHPEAVIUnknown@34@@Z
??0CPacket@Memory@Dahua@@QEAA@XZ
?getExtraSize@CPacket@Memory@Dahua@@QEBA_KXZ
?getExtraData@CPacket@Memory@Dahua@@QEBAPEAXXZ
??0CPacket@Memory@Dahua@@QEAA@_K0@Z
??0CPacket@Memory@Dahua@@QEAA@AEBV012@_K11@Z
?logWarn@Infra@Dahua@@YAHPEBDZZ
?getFreeSize@CPacketManager@Memory@Dahua@@QEAA_KXZ
?getBufferSize@CPacketManager@Memory@Dahua@@QEAA_KXZ
?instance@CPacketManager@Memory@Dahua@@SAPEAV123@XZ
?reset@CPacket@Memory@Dahua@@QEAAXXZ
?logInfo@Infra@Dahua@@YAHPEBDZZ
?getLastError@Infra@Dahua@@YAHXZ
?stop@CTimer@Infra@Dahua@@QEAA_N_N@Z
??0CObjectTable@Detail@Component@Dahua@@QEAA@XZ
??1CObjectTable@Detail@Component@Dahua@@QEAA@XZ
?registerFactory@IFactoryUnknown@Component@Dahua@@QEAA_NPEBD@Z
?unregisterFactory@IFactoryUnknown@Component@Dahua@@QEAA_NPEBD@Z
??0IFactoryUnknown@Component@Dahua@@QEAA@XZ
??1IFactoryUnknown@Component@Dahua@@UEAA@XZ
?looping@CThread@Infra@Dahua@@QEBA_NXZ

kernel32

GetStringTypeW
LCMapStringA
LCMapStringW
GetConsoleCP
GetConsoleMode
FlushFileBuffers
SetFilePointer
CloseHandle
WriteConsoleA
GetConsoleOutputCP
WriteConsoleW
SetStdHandle
CreateFileA
GetStringTypeA
RtlLookupFunctionEntry
RtlUnwindEx
RaiseException
RtlPcToFileHeader
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
RtlCaptureContext
GetCurrentThreadId
FlsSetValue
GetCommandLineA
HeapFree
GetVersionExA
HeapAlloc
GetProcessHeap
GetLastError
RtlVirtualUnwind
DebugBreak
WideCharToMultiByte
MultiByteToWideChar
GetProcAddress
LoadLibraryA
GetModuleHandleA
FlsGetValue
TlsFree
FlsFree
SetLastError
TlsSetValue
FlsAlloc
WriteFile
GetStdHandle
GetModuleFileNameA
EnterCriticalSection
LeaveCriticalSection
Sleep
HeapSize
ExitProcess
HeapSetInformation
HeapCreate
HeapDestroy
SetHandleCount
GetFileType
GetStartupInfoA
DeleteCriticalSection
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
FreeLibrary
GetModuleFileNameW
VirtualQuery
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
GetLocaleInfoA
HeapReAlloc
InitializeCriticalSection

Exports

Exports

??0CMediaFrame@Stream@Dahua@@QEAA@AEBV012@@Z
??0CMediaFrame@Stream@Dahua@@QEAA@AEBVCPacket@Memory@2@_K1@Z
??0CMediaFrame@Stream@Dahua@@QEAA@XZ
??0CMediaFrame@Stream@Dahua@@QEAA@_K@Z
??0StaticString@Json@@QEAA@PEBD@Z
??1CMediaFrame@Stream@Dahua@@UEAA@XZ
??4CMediaFrame@Stream@Dahua@@QEAAAEAV012@AEBV012@@Z
??4StaticString@Json@@QEAAAEAV01@AEBV01@@Z
??4ValueIteratorBase@Json@@QEAAAEAV01@AEBV01@@Z
??8ValueIteratorBase@Json@@QEBA_NAEBV01@@Z
??9ValueIteratorBase@Json@@QEBA_NAEBV01@@Z
??BStaticString@Json@@QEBAPEBDXZ
??GValueIteratorBase@Json@@QEBAHAEBV01@@Z
??_7CMediaFrame@Stream@Dahua@@6B@
??_FValue@Json@@QEAAXXZ
?FindFrameMarker@Stream@Dahua@@YAHPEAEHPEAI@Z
?MediaStreamParse@Stream@Dahua@@YAHPEAEPEAIH@Z
?c_str@StaticString@Json@@QEBAPEBDXZ
?getChannel@CMediaFrame@Stream@Dahua@@QEBAHXZ
?getImageSizePixels@Stream@Dahua@@YA_NAEAV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@W4VideoStandard@12@AEAH2@Z
?getImageSizePixels@Stream@Dahua@@YA_NW4ImageSizeType@12@W4VideoStandard@12@AEAH2@Z
?getImageSizeType@Stream@Dahua@@YA_NHHAEAV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@Z
?getImageSizeType@Stream@Dahua@@YA_NHHAEAW4ImageSizeType@12@@Z
?getNewFormat@CMediaFrame@Stream@Dahua@@QEBAHXZ
?getPts@CMediaFrame@Stream@Dahua@@QEBA_KW4PtsType@123@@Z
?getSequence@CMediaFrame@Stream@Dahua@@QEBAHXZ
?getStreamType@CMediaFrame@Stream@Dahua@@QEBA?AW4StreamType@23@XZ
?getType@CMediaFrame@Stream@Dahua@@QEBAHXZ
?getUtc@CMediaFrame@Stream@Dahua@@QEBANXZ
?setChannel@CMediaFrame@Stream@Dahua@@QEAAXH@Z
?setNewFormat@CMediaFrame@Stream@Dahua@@QEAAXH@Z
?setPts@CMediaFrame@Stream@Dahua@@QEAAX_KW4PtsType@123@@Z
?setSequence@CMediaFrame@Stream@Dahua@@QEAAXH@Z
?setStreamType@CMediaFrame@Stream@Dahua@@QEAAXW4StreamType@23@@Z
?setType@CMediaFrame@Stream@Dahua@@QEAAXH@Z
?setUtc@CMediaFrame@Stream@Dahua@@QEAAXN@Z
initStreamComponentLibrary

Sections

.text
Size: 315KB - Virtual size: 315KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 90KB - Virtual size: 89KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 11KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 22KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 176B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5491f0c75bad6a2e6328900e5b95d096

Headers

File Characteristics

Imports

json

infra

kernel32

Exports

Exports

Sections

.text Size: 315KB - Virtual size: 315KB

.rdata Size: 90KB - Virtual size: 89KB

.data Size: 11KB - Virtual size: 25KB

.pdata Size: 22KB - Virtual size: 22KB

.rsrc Size: 512B - Virtual size: 176B

.reloc Size: 3KB - Virtual size: 3KB

.text
Size: 315KB - Virtual size: 315KB

.rdata
Size: 90KB - Virtual size: 89KB

.data
Size: 11KB - Virtual size: 25KB

.pdata
Size: 22KB - Virtual size: 22KB

.rsrc
Size: 512B - Virtual size: 176B

.reloc
Size: 3KB - Virtual size: 3KB