siheng[.]dll | Triage

Sharing

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General

Target

siheng.dll
Size

363KB
MD5

737351ddd774d632973fe022468d1020
SHA1

f5c355526e6e8abebc9386f060030ddb699ea54e
SHA256

0bd9552a1c176c56e9a5c5f7f18bf8dd164c636d48047352c38b4c82b68588d2
SHA512

834ca313e6a3f9e488ea64bbe6b6de07bf45f59f014e222c0627dee0e60cb21061d5c2cb18e2a9bfd9dfc2aec72045959200f95aaf20c3d00386c8bf6d103828
SSDEEP

6144:ClVOye403TrOL+7hUZeApbDVZ91/sX0v+A04Sk2IpY5Wh2:usye403TrdSZeApvTvt2A0xAp+

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
siheng.dll

Files

siheng.dll
.dll windows:10 windows x64 arch:x64

9c859ae4a3a61fa127b3c89f98db48e7

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

msvcp_win

?_Syserror_map@std@@YAPEBDH@Z
?_Xbad_function_call@std@@YAXXZ
?_Xlength_error@std@@YAXPEBD@Z
?_Xout_of_range@std@@YAXPEBD@Z
?_Winerror_map@std@@YAHH@Z

api-ms-win-crt-time-l1-1-0

_time64

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

memset
wcsncmp

api-ms-win-crt-runtime-l1-1-0

_initterm_e
_initterm

api-ms-win-crt-private-l1-1-0

_o__purecall
_o__register_onexit_function
_o__seh_filter_dll
_o__set_errno
_o__wcsicmp
memmove
_o__wtoi
_o__invalid_parameter_noinfo
_o_free
_o_malloc
_o_mbstowcs_s
_o_strncpy_s
_o_strtol
_o_terminate
_o_wcstol
__C_specific_handler
__CxxFrameHandler3
__current_exception
__current_exception_context
_CxxThrowException
_o____lc_codepage_func
strchr
__std_terminate
__CxxFrameHandler4
_o__initialize_onexit_table
_o__initialize_narrow_environment
_o__execute_onexit_table
_o__errno
_o__invalid_parameter_noinfo_noreturn
_o__crt_atexit
_o__configure_narrow_argv
_o__cexit
_o__callnewh
_o___stdio_common_vswprintf
_o___stdio_common_vsprintf_s
_o___stdio_common_vsnprintf_s
_o___std_type_info_destroy_list
_o__wtol
_o___std_exception_destroy
_o___std_exception_copy
memcmp
memcpy

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

GetModuleFileNameW
GetProcAddress
GetModuleFileNameA
FreeLibrary
LoadLibraryExW
DisableThreadLibraryCalls
GetModuleHandleW
LoadStringW
LoadResource
GetModuleHandleExW

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

HeapAlloc
GetProcessHeap
HeapReAlloc
HeapFree

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

GetCurrentThreadId
TerminateProcess
GetCurrentProcess
OpenProcessToken
CreateProcessW
GetCurrentProcessId
GetExitCodeProcess

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

FormatMessageA
FormatMessageW

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

IsDebuggerPresent
DebugBreak
OutputDebugStringW

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

GetProductInfo
GetNativeSystemInfo

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

CoTaskMemFree
CoCreateFreeThreadedMarshaler
CoCreateGuid
CoDisconnectObject
CoInitializeEx
IIDFromString
StringFromGUID2
CoTaskMemAlloc
CoUninitialize
CoWaitForMultipleHandles
CoCreateInstance
CoInitializeSecurity

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

EnterCriticalSection
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
WaitForSingleObject
InitializeCriticalSectionEx
ReleaseSemaphore
AcquireSRWLockShared
ReleaseSRWLockShared
LeaveCriticalSection
WaitForSingleObjectEx
InitializeCriticalSection
DeleteCriticalSection
SetEvent
OpenSemaphoreW
CreateEventExW
ReleaseMutex
CreateEventW
CreateMutexExW
CreateSemaphoreExW

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

GetLastError
RaiseException
SetUnhandledExceptionFilter
UnhandledExceptionFilter
SetLastError

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

WaitForMultipleObjects

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

WideCharToMultiByte
CompareStringW
MultiByteToWideChar

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

RegSetValueExW
RegQueryValueExW
RegOpenKeyExW
RegEnumKeyExW
RegGetValueW
RegCloseKey
RegCreateKeyExW
RegQueryInfoKeyW
RegDeleteKeyExW

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

InitOnceExecuteOnce
Sleep

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

GetSystemTimeAsFileTime
GetSystemDirectoryW
GetVersionExW
GetSystemWindowsDirectoryW

oleaut32

SysFreeString
VariantClear
SysStringLen
VariantInit
SysAllocString

rpcrt4

UuidToStringW
UuidFromStringW
RpcStringFreeA
RpcStringFreeW
UuidCreate
UuidToStringA

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

LocalFree
LocalAlloc

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

InitiateSystemShutdownExW

api-ms-win-security-lsalookup-l2-1-0

LookupPrivilegeValueW

api-ms-win-security-base-l1-1-0

AdjustTokenPrivileges

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

CloseHandle

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

CreateFileW
DeleteFileW
GetVolumePathNameW
SetFileTime
GetDriveTypeW
GetFileType
GetFileAttributesExW
GetFileAttributesW
SetFilePointer
WriteFile
ReadFile
CreateDirectoryW
GetFileSizeEx
FindNextFileW
FindFirstFileW
FindClose
LocalFileTimeToFileTime

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

EventUnregister
EventWriteTransfer
EventRegister
EventSetInformation

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

StrToIntExW

ntdll

RtlIsMultiUsersInSessionSku
RtlGetDeviceFamilyInfoEnum
NtQueryWnfStateData

api-ms-win-power-setting-l1-1-0

PowerSettingUnregisterNotification
PowerSettingRegisterNotification

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

RoGetActivationFactory
RoActivateInstance

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

WindowsCreateStringReference
WindowsGetStringRawBuffer
WindowsDeleteString

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

RtlVirtualUnwind
RtlCaptureContext
RtlLookupFunctionEntry

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

IsProcessorFeaturePresent

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

QueryPerformanceCounter

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

InitializeSListHead

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

UnmapViewOfFile
MapViewOfFileEx
CreateFileMappingW

ntoskrnl.exe

wcschr

combase

ord154

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

ExpandEnvironmentStringsW

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

SystemTimeToFileTime
FileTimeToSystemTime

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

GetFileInformationByHandleEx

api-ms-win-core-shlwapi-legacy-l1-1-0

PathIsUNCW
PathIsRelativeW
PathStripToRootW
PathIsRootW

api-ms-win-shell-shdirectory-l1-1-0

ord290

api-ms-win-service-management-l1-1-0

OpenServiceW
StartServiceW
OpenSCManagerW
CloseServiceHandle

api-ms-win-service-winsvc-l1-1-0

ControlService
QueryServiceStatus

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

IsWow64Process2

api-ms-win-core-kernel32-legacy-l1-1-0

DosDateTimeToFileTime

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

VerQueryValueW
GetFileVersionInfoSizeExW
GetFileVersionInfoExW

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

FindResourceW

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

ApiSetQueryApiSetPresence

cabinet

ord20
ord22
ord23

api-ms-win-core-localization-obsolete-l1-2-0

CompareStringA

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

ResolveDelayLoadedAPI

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

DelayLoadFailureHook

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

CloseThreadpoolTimer
WaitForThreadpoolTimerCallbacks
CreateThreadpoolTimer
SetThreadpoolTimer

Exports

Exports

EvalApplicability
EvalApplicabilityEx
ExecAction
ManageCommit
ManageReboot
ManageRebootUI
PostRebootResult
RevertAction
SLSActionData

Sections

.text
Size: 220KB - Virtual size: 219KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 84KB - Virtual size: 82KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 12KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 4KB - Virtual size: 120B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 836B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

9c859ae4a3a61fa127b3c89f98db48e7

Headers

DLL Characteristics

File Characteristics

Imports

msvcp_win

api-ms-win-crt-time-l1-1-0

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

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-private-l1-1-0

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

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

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

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

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

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

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

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

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

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

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

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

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

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

oleaut32

rpcrt4

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

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

api-ms-win-security-lsalookup-l2-1-0

api-ms-win-security-base-l1-1-0

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

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

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

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

ntdll

api-ms-win-power-setting-l1-1-0

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

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

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

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

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

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

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

ntoskrnl.exe

combase

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

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

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

api-ms-win-core-shlwapi-legacy-l1-1-0

api-ms-win-shell-shdirectory-l1-1-0

api-ms-win-service-management-l1-1-0

api-ms-win-service-winsvc-l1-1-0

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

api-ms-win-core-kernel32-legacy-l1-1-0

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

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

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

cabinet

api-ms-win-core-localization-obsolete-l1-2-0

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

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

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

Exports

Exports

Sections

.text Size: 220KB - Virtual size: 219KB

.rdata Size: 84KB - Virtual size: 82KB

.data Size: 4KB - Virtual size: 6KB

.pdata Size: 12KB - Virtual size: 8KB

.didat Size: 4KB - Virtual size: 120B

.rsrc Size: 4KB - Virtual size: 1KB

.reloc Size: 4KB - Virtual size: 836B

.text
Size: 220KB - Virtual size: 219KB

.rdata
Size: 84KB - Virtual size: 82KB

.data
Size: 4KB - Virtual size: 6KB

.pdata
Size: 12KB - Virtual size: 8KB

.didat
Size: 4KB - Virtual size: 120B

.rsrc
Size: 4KB - Virtual size: 1KB

.reloc
Size: 4KB - Virtual size: 836B