DTUHandler[.]exe

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General

Target

DTUHandler.exe
Size

124KB
MD5

2190b4cd9d51f319ed6d40ab133085b5
SHA1

c6f63fb2a7728122a88b7a618c69a3497d25d027
SHA256

364b839cbafc47942a04c05fbc8c0d96c5aa381ffe1fc60f26d429f7c5ffaa94
SHA512

242a2b66cd1ee6e24d6ae73d2062cafa39bec13277c97359e11431e4a82e130c282f591541ef536812bbf10e787c0b49e8ad2312f4d826e456799ee2cccfe571
SSDEEP

3072:o5T1oQieG8KMnjCmTxtuE1Tm9OLzh4bJurJ/pJyeoHpMjCDtamBZguNnYwhNMLWJ:ot1oQNGxMmmTx4E1TCDtamBZguNMLWgy

Score

1^/10

Malware Config

Signatures

Files

DTUHandler.exe
.exe windows x64

d6a23e2dbcecc3a6b227bca1ac686b59

Code Sign

33:00:00:02:65:51:ae:1b:bd:00:5c:bf:bd:00:00:00:00:02:65
Certificate

Issuer

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

04/03/2020, 18:30

Not After

03/03/2021, 18:30

Subject

CN=Microsoft Windows,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:07:76:56:00:00:00:00:00:08
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

19/10/2011, 18:41

Not After

19/10/2026, 18:51

Subject

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

7c:5c:e8:19:d4:6f:4b:52:e6:fc:0a:4a:16:c9:5c:c5:fc:8c:eb:ca:5e:ea:97:f8:4e:53:de:64:11:07:bc:b9
Signer

Actual PE Digest

7c:5c:e8:19:d4:6f:4b:52:e6:fc:0a:4a:16:c9:5c:c5:fc:8c:eb:ca:5e:ea:97:f8:4e:53:de:64:11:07:bc:b9

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

msvcp_win

?_Xlength_error@std@@YAXPEBD@Z

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

_register_thread_local_exe_atexit_callback
_initterm_e
_initterm
_c_exit

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

_o__get_wide_winmain_command_line
_o__initialize_onexit_table
_o__initialize_wide_environment
_o__invalid_parameter_noinfo
_o__invalid_parameter_noinfo_noreturn
_o__purecall
_o__register_onexit_function
_o__seh_filter_exe
_o__set_app_type
_o__set_errno
_o__set_fmode
_o__set_new_mode
memmove
_o__wcsicmp
_o_exit
_o_free
_o_malloc
_o_strncpy_s
_o_strtol
_o_terminate
__C_specific_handler
__CxxFrameHandler3
_CxxThrowException
_o__crt_atexit
_o__configure_wide_argv
_o__configthreadlocale
_o__exit
_o__cexit
_o__callnewh
_o__errno
_o___stdio_common_vswprintf
_o___stdio_common_vsprintf_s
_o___stdio_common_vsnprintf_s
_o___std_exception_destroy
_o___std_exception_copy
_o___p__commode
wcschr
strchr
strrchr
__std_terminate
__CxxFrameHandler4
memcpy

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

memset

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

LoadLibraryExW
GetProcAddress
GetModuleHandleW
GetModuleFileNameA
GetModuleHandleExW
FreeLibrary

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

WaitForSingleObjectEx
ReleaseMutex
ReleaseSemaphore
WaitForSingleObject
CreateSemaphoreExW
OpenSemaphoreW
DeleteCriticalSection
InitializeCriticalSectionEx
CreateMutexExW
LeaveCriticalSection
SetEvent
CreateEventW
EnterCriticalSection

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

GetProcessHeap
HeapFree
HeapAlloc

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

SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetLastError
SetLastError

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

GetCurrentThreadId
GetCurrentProcess
CreateThread
TerminateProcess
GetCurrentProcessId
GetStartupInfoW

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

FormatMessageW

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

OutputDebugStringW
IsDebuggerPresent
DebugBreak

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

CloseHandle

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

LoadLibraryW

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

CreateFileW
DeleteFileW
GetFileAttributesW
CreateDirectoryW
SetFileAttributesW
RemoveDirectoryW
WriteFile
FlushFileBuffers
FindClose
FindNextFileW
FindFirstFileW

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

CoSuspendClassObjects
CoRevokeClassObject
CoRegisterClassObject
StringFromCLSID
CoTaskMemFree
CoUninitialize
CoInitializeEx

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

PathCchRemoveFileSpec
PathAllocCanonicalize
PathCchRemoveBackslash
PathAllocCombine
PathCchCombine
PathCchSkipRoot

oleaut32

SysFreeString
VariantInit
SysAllocString

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

GetFileVersionInfoSizeW
GetFileVersionInfoW

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

VerQueryValueW

rpcrt4

UuidCreate

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

EventRegister
EventUnregister
EventSetInformation
EventWriteTransfer

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

GetCommandLineW
ExpandEnvironmentStringsW

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

InitOnceComplete
InitOnceBeginInitialize

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

SetConsoleCtrlHandler

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

EnableTraceEx2
ControlTraceW
StartTraceW

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

GlobalFree
LocalFree
LocalAlloc

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

GetSystemTimeAsFileTime

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

RtlLookupFunctionEntry
RtlVirtualUnwind
RtlCaptureContext

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-kernel32-legacy-l1-1-1

SetDllDirectoryW

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

PathFileExistsW

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

QueryTraceW

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

MoveFileW

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

StrStrIW

user32

GetMessageW
TranslateMessage
KillTimer
DispatchMessageW
SetTimer

ole32

CoCreateInstance

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

RegQueryValueExW
RegDeleteTreeW
RegCloseKey
RegOpenKeyExW
RegGetValueW

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

RegSetKeyValueW

crypt32

CertVerifyCertificateChainPolicy

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

ResolveDelayLoadedAPI

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

DelayLoadFailureHook

api-ms-win-stateseparation-helpers-l1-1-0

GetPersistedRegistryLocationW

Sections

.text
Size: 68KB - Virtual size: 68KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 40KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 112B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1024B - Virtual size: 1008B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 248B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d6a23e2dbcecc3a6b227bca1ac686b59

Code Sign

33:00:00:02:65:51:ae:1b:bd:00:5c:bf:bd:00:00:00:00:02:65Certificate

Extended Key Usages

61:07:76:56:00:00:00:00:00:08Certificate

Key Usages

7c:5c:e8:19:d4:6f:4b:52:e6:fc:0a:4a:16:c9:5c:c5:fc:8c:eb:ca:5e:ea:97:f8:4e:53:de:64:11:07:bc:b9Signer

Headers

DLL Characteristics

File Characteristics

Imports

msvcp_win

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

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

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

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

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

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

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

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

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

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

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

oleaut32

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

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

rpcrt4

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

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

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

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

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

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

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

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

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

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

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

user32

ole32

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

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

crypt32

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

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

api-ms-win-stateseparation-helpers-l1-1-0

Sections

.text Size: 68KB - Virtual size: 68KB

.rdata Size: 40KB - Virtual size: 40KB

.data Size: 512B - Virtual size: 2KB

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

.didat Size: 512B - Virtual size: 112B

.rsrc Size: 1024B - Virtual size: 1008B

.reloc Size: 512B - Virtual size: 248B

33:00:00:02:65:51:ae:1b:bd:00:5c:bf:bd:00:00:00:00:02:65
Certificate

61:07:76:56:00:00:00:00:00:08
Certificate

7c:5c:e8:19:d4:6f:4b:52:e6:fc:0a:4a:16:c9:5c:c5:fc:8c:eb:ca:5e:ea:97:f8:4e:53:de:64:11:07:bc:b9
Signer

.text
Size: 68KB - Virtual size: 68KB

.rdata
Size: 40KB - Virtual size: 40KB

.data
Size: 512B - Virtual size: 2KB

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

.didat
Size: 512B - Virtual size: 112B

.rsrc
Size: 1024B - Virtual size: 1008B

.reloc
Size: 512B - Virtual size: 248B