DCU[.]exe | Triage

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General

Target

DCU.exe
Size

22.3MB
MD5

583b82b67ecf573e9955fd2ed550d6f7
SHA1

5fc26c349bff2602eec88548ff98f5e1efa19ce5
SHA256

164521388dda8f7ecca37ad495c1f45747166f1a7a5f3ff194528a4f90977f8f
SHA512

9649d609c19a5b9e11794eb196d279c62d1a74cd95776ccf10fe060799b0913088361b152cf795e4d132784e29b6a5a1851f3ed078ab7a376763b73aba8517d5
SSDEEP

393216:/rEUE8YnUYrIwBOIEPQhOSwgXoKPcn61/nnWpqC28U:/TFYMiOIEohOMt0e/nWpq38U

Score

1^/10

Malware Config

Signatures

Files

DCU.exe
.exe windows:6 windows x86

cd81caf855985cd4930a8eb372e57661

Code Sign

4e:40:e4:37:54:ed:e6:8c:00:00:00:00:51:d3:94:7f
Certificate

Issuer

CN=Entrust Root Certification Authority - G2,OU=See www.entrust.net/legal-terms+OU=(c) 2009 Entrust\, Inc. - for authorized use only,O=Entrust\, Inc.,C=US

Not Before

07/05/2021, 15:43

Not After

07/11/2030, 16:13

Subject

CN=Entrust Code Signing Root Certification Authority - CSBR1,O=Entrust\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

4a:8a:e2:c5:b8:31:c7:e0:67:57:ad:ee:24:69:eb:f0
Certificate

Issuer

CN=Entrust Code Signing CA - OVCS2,O=Entrust\, Inc.,C=US

Not Before

03/08/2022, 22:27

Not After

20/09/2023, 22:27

Subject

CN=Dell Inc,OU=DUP Client Creation Service,O=Dell Inc,L=Round Rock,ST=Texas,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

71:ef:55:74:af:35:54:c3:5a:2c:69:f6:6f:4b:6b:cd
Certificate

Issuer

CN=Entrust Code Signing Root Certification Authority - CSBR1,O=Entrust\, Inc.,C=US

Not Before

07/05/2021, 19:20

Not After

29/12/2040, 23:59

Subject

CN=Entrust Code Signing CA - OVCS2,O=Entrust\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

38:63:de:f8
Certificate

Issuer

CN=Entrust.net Certification Authority (2048),OU=www.entrust.net/CPS_2048 incorp. by ref. (limits liab.)+OU=(c) 1999 Entrust.net Limited,O=Entrust.net

Not Before

24/12/1999, 17:50

Not After

24/07/2029, 14:15

Subject

CN=Entrust.net Certification Authority (2048),OU=www.entrust.net/CPS_2048 incorp. by ref. (limits liab.)+OU=(c) 1999 Entrust.net Limited,O=Entrust.net

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

58:da:13:ff:00:00:00:00:51:ce:0d:f7
Certificate

Issuer

CN=Entrust.net Certification Authority (2048),OU=www.entrust.net/CPS_2048 incorp. by ref. (limits liab.)+OU=(c) 1999 Entrust.net Limited,O=Entrust.net

Not Before

22/07/2015, 19:02

Not After

22/06/2029, 19:32

Subject

CN=Entrust Timestamping CA - TS1,OU=See www.entrust.net/legal-terms+OU=(c) 2015 Entrust\, Inc. - for authorized use only,O=Entrust\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

56:ab:95:75:28:9c:a5:9f:0e:17:d4:0b:ea:05:c3:1f
Certificate

Issuer

CN=Entrust Timestamping CA - TS1,OU=See www.entrust.net/legal-terms+OU=(c) 2015 Entrust\, Inc. - for authorized use only,O=Entrust\, Inc.,C=US

Not Before

04/10/2022, 17:21

Not After

01/01/2029, 00:00

Subject

CN=Entrust Timestamp Authority - TSA1,O=Entrust\, Inc.,L=Ottawa,ST=Ontario,C=CA

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

92:8d:4f:2a:97:04:bc:a8:72:63:07:d5:96:be:e1:42:63:8a:9f:3d:71:02:c7:08:aa:dd:35:2b:bd:8d:8d:66
Signer

Actual PE Digest

92:8d:4f:2a:97:04:bc:a8:72:63:07:d5:96:be:e1:42:63:8a:9f:3d:71:02:c7:08:aa:dd:35:2b:bd:8d:8d:66

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

wintrust

WinVerifyTrust

kernel32

lstrcmpA
WriteConsoleW
GetLastError
LoadResource
LockResource
SizeofResource
FindResourceW
MultiByteToWideChar
FreeLibrary
LoadLibraryW
LocalFree
FormatMessageW
CreateDirectoryW
CreateFileW
DeleteFileW
FindClose
FindFirstFileW
FindNextFileW
GetFileAttributesW
GetFullPathNameW
GetShortPathNameW
GetTempFileNameW
ReadFile
RemoveDirectoryW
SetFileAttributesW
CloseHandle
SetUnhandledExceptionFilter
WaitForSingleObject
WaitForSingleObjectEx
GetCurrentProcess
GetExitCodeProcess
CreateProcessW
GetStartupInfoW
GetSystemDirectoryW
GetVersionExW
IsWow64Process
GetSystemWow64DirectoryA
GetModuleFileNameW
GetModuleHandleW
AddDllDirectory
SetDefaultDllDirectories
SetDllDirectoryW
CopyFileW
WideCharToMultiByte
GetLocaleInfoW
GetCommandLineW
FindResourceA
LocalAlloc
GetProcAddress
GetCurrentProcessId
FreeConsole
AttachConsole
DecodePointer
HeapDestroy
HeapAlloc
HeapReAlloc
HeapFree
HeapSize
GetProcessHeap
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
DuplicateHandle
InitializeCriticalSection
Sleep
GetCurrentThread
GetCurrentThreadId
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetModuleHandleA
GetModuleFileNameA
GetSystemDirectoryA
LoadLibraryA
FindVolumeClose
RaiseException
InitializeCriticalSectionAndSpinCount
GetLogicalDriveStringsA
GetVolumeInformationA
FindFirstVolumeA
GetSystemFirmwareTable
GetStdHandle
SetCurrentDirectoryA
GetCurrentDirectoryA
FindFirstFileA
FindNextFileA
CreateProcessA
GetStartupInfoA
SetDllDirectoryA
GetFileInformationByHandleEx
GetFileTime
SetFileTime
GetSystemTime
SystemTimeToFileTime
GetDateFormatW
GetTimeFormatW
GetTempPathW
GetSystemInfo
FileTimeToLocalFileTime
LocalFileTimeToFileTime
GetSystemTimeAsFileTime
FileTimeToSystemTime
SetLastError
GlobalAlloc
GlobalSize
GlobalUnlock
GlobalLock
GlobalFree
MulDiv
LoadLibraryExA
OutputDebugStringA
EncodePointer
LoadLibraryExW
GlobalDeleteAtom
lstrcmpW
GlobalAddAtomW
GlobalFindAtomW
CompareStringW
FlushFileBuffers
GetFileSize
GetVolumeInformationW
LockFile
SetEndOfFile
SetFilePointer
UnlockFile
WriteFile
lstrcmpiW
MoveFileW
GetStringTypeExW
GetThreadLocale
SetEvent
CreateEventW
SetThreadPriority
SuspendThread
ResumeThread
GetPrivateProfileIntW
GetPrivateProfileStringW
WritePrivateProfileStringW
CompareStringA
GlobalReAlloc
GlobalHandle
LocalReAlloc
GlobalGetAtomNameW
GetAtomNameW
GlobalFlags
GetSystemDefaultUILanguage
GetUserDefaultUILanguage
VirtualProtect
GetFileAttributesExW
GetFileSizeEx
SystemTimeToTzSpecificLocalTime
SetErrorMode
GetCurrentDirectoryW
VerSetConditionMask
lstrcpyW
VerifyVersionInfoW
FindResourceExW
GetWindowsDirectoryW
GetTickCount64
SearchPathW
GetProfileIntW
GetDiskFreeSpaceW
ReplaceFileW
GetUserDefaultLCID
GetTickCount
LocalLock
LocalUnlock
UnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
ResetEvent
QueryPerformanceCounter
InitializeSListHead
IsDebuggerPresent
VirtualQuery
SetConsoleCtrlHandler
OutputDebugStringW
FormatMessageA
GetStringTypeW
GetLocaleInfoEx
LCMapStringEx
CompareStringEx
GetCPInfo
RtlUnwind
InterlockedPushEntrySList
InterlockedFlushSList
GetDriveTypeW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
ExitProcess
GetModuleHandleExW
CreateThread
ExitThread
FreeLibraryAndExitThread
SetStdHandle
VirtualAlloc
GetCommandLineA
HeapQueryInformation
QueryPerformanceFrequency
GetConsoleMode
ReadConsoleW
GetConsoleOutputCP
LCMapStringW
IsValidLocale
EnumSystemLocalesW
GetTimeZoneInformation
SetFilePointerEx
SetCurrentDirectoryW
MoveFileExW
FindFirstFileExW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW

Exports

Exports

??0DSMIPMIInterfaceImpl@@QAE@XZ
??1DSMIPMIInterfaceImpl@@UAE@XZ
??4DSMIPMIInterfaceImpl@@QAEAAV0@ABV0@@Z
??_7DSMIPMIInterfaceImpl@@6B@
?IPMIRequest@DSMIPMIInterfaceImpl@@QAEIPAU_DSMIPMICommandData@@@Z
?Initialize@DSMIPMIInterfaceImpl@@QAEIPBU_DSMIPMIConfiguration@@@Z
?Initialize@DSMIPMIInterfaceImpl@@QAEIVDSMString@@@Z
?InitializeDSMLogger@DSMIPMIInterfaceImpl@@AAEXXZ
?Release@DSMIPMIInterfaceImpl@@QAEIXZ
?freePMInfo@@YAHPAUPMInfo@@@Z
?getPMInfo@@YAHHPAPAUPMInfo@@@Z
?getPMStatus@@YAHXZ
?getTestPMInfo@@YAHHPAPAUPMInfo@@@Z
?mDrvHandler@DSMIPMIInterfaceImpl@@0VDriverManager@@A

Sections

.text
Size: 5.6MB - Virtual size: 5.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1.1MB - Virtual size: 1.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 50KB - Virtual size: 83KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 23KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 1024B - Virtual size: 777B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.00cfg
Size: 512B - Virtual size: 270B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 2.1MB - Virtual size: 2.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 331KB - Virtual size: 331KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

cd81caf855985cd4930a8eb372e57661

Code Sign

4e:40:e4:37:54:ed:e6:8c:00:00:00:00:51:d3:94:7fCertificate

Extended Key Usages

Key Usages

4a:8a:e2:c5:b8:31:c7:e0:67:57:ad:ee:24:69:eb:f0Certificate

Extended Key Usages

Key Usages

71:ef:55:74:af:35:54:c3:5a:2c:69:f6:6f:4b:6b:cdCertificate

Extended Key Usages

Key Usages

38:63:de:f8Certificate

Key Usages

58:da:13:ff:00:00:00:00:51:ce:0d:f7Certificate

Extended Key Usages

Key Usages

56:ab:95:75:28:9c:a5:9f:0e:17:d4:0b:ea:05:c3:1fCertificate

Extended Key Usages

Key Usages

92:8d:4f:2a:97:04:bc:a8:72:63:07:d5:96:be:e1:42:63:8a:9f:3d:71:02:c7:08:aa:dd:35:2b:bd:8d:8d:66Signer

Headers

DLL Characteristics

File Characteristics

Imports

wintrust

kernel32

Exports

Exports

Sections

.text Size: 5.6MB - Virtual size: 5.6MB

.rdata Size: 1.1MB - Virtual size: 1.1MB

.data Size: 50KB - Virtual size: 83KB

.idata Size: 7KB - Virtual size: 7KB

.didat Size: 23KB - Virtual size: 22KB

.tls Size: 1024B - Virtual size: 777B

.00cfg Size: 512B - Virtual size: 270B

.rsrc Size: 2.1MB - Virtual size: 2.1MB

.reloc Size: 331KB - Virtual size: 331KB

4e:40:e4:37:54:ed:e6:8c:00:00:00:00:51:d3:94:7f
Certificate

4a:8a:e2:c5:b8:31:c7:e0:67:57:ad:ee:24:69:eb:f0
Certificate

71:ef:55:74:af:35:54:c3:5a:2c:69:f6:6f:4b:6b:cd
Certificate

38:63:de:f8
Certificate

58:da:13:ff:00:00:00:00:51:ce:0d:f7
Certificate

56:ab:95:75:28:9c:a5:9f:0e:17:d4:0b:ea:05:c3:1f
Certificate

92:8d:4f:2a:97:04:bc:a8:72:63:07:d5:96:be:e1:42:63:8a:9f:3d:71:02:c7:08:aa:dd:35:2b:bd:8d:8d:66
Signer

.text
Size: 5.6MB - Virtual size: 5.6MB

.rdata
Size: 1.1MB - Virtual size: 1.1MB

.data
Size: 50KB - Virtual size: 83KB

.idata
Size: 7KB - Virtual size: 7KB

.didat
Size: 23KB - Virtual size: 22KB

.tls
Size: 1024B - Virtual size: 777B

.00cfg
Size: 512B - Virtual size: 270B

.rsrc
Size: 2.1MB - Virtual size: 2.1MB

.reloc
Size: 331KB - Virtual size: 331KB