DellSupportAssistRemediationServiceInstaller[.]exe

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General

Target

DellSupportAssistRemediationServiceInstaller.exe
Size

877KB
MD5

319ef3ce2c1084e24fd022b79a7648f1
SHA1

359d367ccf30cf0bdd7a65f2cee24352f12c8819
SHA256

e51c7d1c291d7bd376d95348ad1e75e631fc45c98ffec324b03fd9aa1acc21af
SHA512

124a107d0d292c2a833f34c70827d0740048de084ec1147d101a3f085083f4daee11534946f3e3235900eafc6a84fb25a24e801332c84be12ab82b13aefbfdbb
SSDEEP

24576:jNsfiTdYSuVzZH9tH1v1SO8n7Q3DCQShGM:zT2pZ1j8nSh8

Score

1^/10

Malware Config

Signatures

Files

DellSupportAssistRemediationServiceInstaller.exe
.exe windows x86

42d651751c1d75ed4fa8fe71751854ff

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

35:af:b7:7b:9d:34:1f:6a:fc:8f:84:46:ab:31:35:2b
Certificate

Issuer

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

Not Before

07/05/2021, 19:19

Not After

29/12/2040, 23:59

Subject

CN=Entrust Extended Validation Code Signing CA - EVCS2,O=Entrust\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

65:76:81:8d:07:f9:66:47:12:8f:06:68:d6:4f:f8:34
Certificate

Issuer

CN=Entrust Extended Validation Code Signing CA - EVCS2,O=Entrust\, Inc.,C=US

Not Before

21/02/2022, 18:11

Not After

27/02/2023, 18:11

Subject

SERIALNUMBER=2141541,CN=Dell Inc,O=Dell Inc,L=Round Rock,ST=Texas,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

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

25:bc:2b:f3:29:ca:10:7f:1e:a9:ba:88:85:d4:9d:3b
Certificate

Issuer

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

Not Before

07/05/2021, 19:22

Not After

29/12/2040, 23:59

Subject

CN=Entrust Time Stamping CA - TS2,O=Entrust\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

4a:14:dd:b8:91:ab:9c:0f:99:f1:25:ed:c5:9a:b6:d5
Certificate

Issuer

CN=Entrust Time Stamping CA - TS2,O=Entrust\, Inc.,C=US

Not Before

04/10/2022, 17:22

Not After

01/01/2029, 00:00

Subject

CN=Entrust Timestamp Authority - TSA2,O=Entrust\, Inc.,L=Ottawa,ST=Ontario,C=CA

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

99:70:f9:ef:a9:43:e4:08:38:e5:1f:f6:87:4e:05:cc:6e:b9:7f:04:f8:7a:1c:20:0a:5d:c6:a6:1b:53:aa:06
Signer

Actual PE Digest

99:70:f9:ef:a9:43:e4:08:38:e5:1f:f6:87:4e:05:cc:6e:b9:7f:04:f8:7a:1c:20:0a:5d:c6:a6:1b:53:aa:06

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

SERIALNUMBER=2141541,CN=Dell Inc,O=Dell Inc,L=Round Rock,ST=Texas,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

23/03/2023, 16:07
Valid: false

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
IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP
IMAGE_FILE_NET_RUN_FROM_SWAP

Imports

advapi32

RegCloseKey
RegOpenKeyExW
OpenProcessToken
AdjustTokenPrivileges
LookupPrivilegeValueW
InitiateSystemShutdownExW
GetUserNameW
RegQueryValueExW
RegDeleteValueW
CloseEventLog
OpenEventLogW
ReportEventW
ConvertStringSecurityDescriptorToSecurityDescriptorW
DecryptFileW
CreateWellKnownSid
InitializeAcl
SetEntriesInAclW
ChangeServiceConfigW
CloseServiceHandle
ControlService
OpenSCManagerW
OpenServiceW
QueryServiceStatus
SetNamedSecurityInfoW
CheckTokenMembership
AllocateAndInitializeSid
SetEntriesInAclA
SetSecurityDescriptorGroup
SetSecurityDescriptorOwner
SetSecurityDescriptorDacl
InitializeSecurityDescriptor
RegSetValueExW
RegQueryInfoKeyW
RegEnumValueW
RegEnumKeyExW
RegDeleteKeyW
RegCreateKeyExW
GetTokenInformation
CryptDestroyHash
CryptHashData
CryptCreateHash
CryptGetHashParam
CryptReleaseContext
CryptAcquireContextW
QueryServiceConfigW

user32

PeekMessageW
PostMessageW
IsWindow
WaitForInputIdle
PostQuitMessage
GetMessageW
TranslateMessage
MsgWaitForMultipleObjects
PostThreadMessageW
GetMonitorInfoW
MonitorFromPoint
IsDialogMessageW
LoadCursorW
LoadBitmapW
SetWindowLongW
GetWindowLongW
GetCursorPos
MessageBoxW
CreateWindowExW
UnregisterClassW
RegisterClassW
DefWindowProcW
DispatchMessageW

oleaut32

VariantInit
SysAllocString
VariantClear
SysFreeString

gdi32

DeleteDC
DeleteObject
SelectObject
StretchBlt
GetObjectW
CreateCompatibleDC

shell32

CommandLineToArgvW
SHGetFolderPathW
ShellExecuteExW

ole32

CoUninitialize
CoInitializeEx
CoInitialize
StringFromGUID2
CoCreateInstance
CoTaskMemFree
CLSIDFromProgID
CoInitializeSecurity

kernel32

GetCPInfo
GetOEMCP
IsValidCodePage
CloseHandle
CreateFileW
GetProcAddress
LocalFree
HeapSetInformation
GetLastError
GetModuleHandleW
FormatMessageW
lstrlenA
lstrlenW
MultiByteToWideChar
WideCharToMultiByte
LCMapStringW
Sleep
GetLocalTime
GetModuleFileNameW
ExpandEnvironmentStringsW
GetTempPathW
GetTempFileNameW
CreateDirectoryW
GetFullPathNameW
CompareStringW
GetCurrentProcessId
WriteFile
SetFilePointer
LoadLibraryW
GetSystemDirectoryW
CreateFileA
HeapAlloc
HeapReAlloc
HeapFree
HeapSize
GetProcessHeap
FindClose
GetCommandLineA
GetCurrentDirectoryW
RemoveDirectoryW
SetFileAttributesW
GetFileAttributesW
DeleteFileW
FindFirstFileW
FindNextFileW
MoveFileExW
GetCurrentProcess
GetCurrentThreadId
InitializeCriticalSection
DeleteCriticalSection
ReleaseMutex
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
CreateProcessW
GetVersionExW
VerSetConditionMask
FreeLibrary
EnterCriticalSection
LeaveCriticalSection
GetSystemTime
GetNativeSystemInfo
GetModuleHandleExW
GetWindowsDirectoryW
GetSystemWow64DirectoryW
GetCommandLineW
VerifyVersionInfoW
GetVolumePathNameW
GetDateFormatW
GetUserDefaultUILanguage
GetSystemDefaultLangID
GetUserDefaultLangID
GetStringTypeW
ReadFile
SetFilePointerEx
DuplicateHandle
InterlockedExchange
InterlockedCompareExchange
LoadLibraryExW
CreateEventW
ProcessIdToSessionId
OpenProcess
GetProcessId
WaitForSingleObject
ConnectNamedPipe
SetNamedPipeHandleState
CreateNamedPipeW
CreateThread
GetExitCodeThread
SetEvent
WaitForMultipleObjects
InterlockedIncrement
InterlockedDecrement
ResetEvent
SetEndOfFile
SetFileTime
LocalFileTimeToFileTime
DosDateTimeToFileTime
CompareStringA
GetExitCodeProcess
SetThreadExecutionState
CopyFileExW
MapViewOfFile
UnmapViewOfFile
CreateMutexW
CreateFileMappingW
GetThreadLocale
FindFirstFileExW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetConsoleCP
GetConsoleMode
FlushFileBuffers
DecodePointer
WriteConsoleW
GetModuleHandleA
GlobalAlloc
GlobalFree
GetFileSizeEx
CopyFileW
VirtualAlloc
VirtualFree
SystemTimeToTzSpecificLocalTime
GetTimeZoneInformation
SystemTimeToFileTime
GetSystemInfo
VirtualProtect
VirtualQuery
GetComputerNameW
SetCurrentDirectoryW
GetFileType
GetACP
ExitProcess
GetStdHandle
InitializeCriticalSectionAndSpinCount
SetLastError
RtlUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
RaiseException
LoadLibraryExA

rpcrt4

UuidCreate

Sections

.text
Size: 292KB - Virtual size: 291KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 126KB - Virtual size: 125KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.wixburn
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 129KB - Virtual size: 129KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 15KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

42d651751c1d75ed4fa8fe71751854ff

Code Sign

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

Extended Key Usages

Key Usages

35:af:b7:7b:9d:34:1f:6a:fc:8f:84:46:ab:31:35:2bCertificate

Extended Key Usages

Key Usages

65:76:81:8d:07:f9:66:47:12:8f:06:68:d6:4f:f8:34Certificate

Extended Key Usages

Key Usages

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

Extended Key Usages

Key Usages

25:bc:2b:f3:29:ca:10:7f:1e:a9:ba:88:85:d4:9d:3bCertificate

Extended Key Usages

Key Usages

4a:14:dd:b8:91:ab:9c:0f:99:f1:25:ed:c5:9a:b6:d5Certificate

Extended Key Usages

Key Usages

99:70:f9:ef:a9:43:e4:08:38:e5:1f:f6:87:4e:05:cc:6e:b9:7f:04:f8:7a:1c:20:0a:5d:c6:a6:1b:53:aa:06Signer

Signature Validations

Verification

23/03/2023, 16:07 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

user32

oleaut32

gdi32

shell32

ole32

kernel32

rpcrt4

Sections

.text Size: 292KB - Virtual size: 291KB

.rdata Size: 126KB - Virtual size: 125KB

.data Size: 2KB - Virtual size: 5KB

.wixburn Size: 512B - Virtual size: 56B

.rsrc Size: 129KB - Virtual size: 129KB

.reloc Size: 15KB - Virtual size: 15KB

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

35:af:b7:7b:9d:34:1f:6a:fc:8f:84:46:ab:31:35:2b
Certificate

65:76:81:8d:07:f9:66:47:12:8f:06:68:d6:4f:f8:34
Certificate

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

25:bc:2b:f3:29:ca:10:7f:1e:a9:ba:88:85:d4:9d:3b
Certificate

4a:14:dd:b8:91:ab:9c:0f:99:f1:25:ed:c5:9a:b6:d5
Certificate

99:70:f9:ef:a9:43:e4:08:38:e5:1f:f6:87:4e:05:cc:6e:b9:7f:04:f8:7a:1c:20:0a:5d:c6:a6:1b:53:aa:06
Signer

23/03/2023, 16:07
Valid: false

.text
Size: 292KB - Virtual size: 291KB

.rdata
Size: 126KB - Virtual size: 125KB

.data
Size: 2KB - Virtual size: 5KB

.wixburn
Size: 512B - Virtual size: 56B

.rsrc
Size: 129KB - Virtual size: 129KB

.reloc
Size: 15KB - Virtual size: 15KB