MBSetup[.]exe | Triage

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General

Target

MBSetup.exe
Size

2.5MB
MD5

1ed0d8b2214a5d067d5422145689f747
SHA1

e671419cc7957c1118b9bb84251a40c03351f07f
SHA256

06a4bacdae17ad89c8fc93fc4ebf6603ca406e8bcc51f3fd32f700d18436be56
SHA512

e2a686efcb1bcda6b55c5d10654124fc2b27c426a979929a1e9de171794745abc9f0cd9dbd302a4e02d95269c7abee5dd051c1687e8f794da317b3fc4bf665b8
SSDEEP

24576:05mJfwapNdG219GpuNXCtbKoYFYE4XcUaOECcW0wd/ZL8Ug+JwNZgCxiIsCA2flq:0GNd28XOJYFYtcOcW0wxZN2DxiIq2dnq

Score

1^/10

Malware Config

Signatures

Files

MBSetup.exe
.exe windows x86

98882fe47c0e172928675256dcf78c0a

Code Sign

39:72:44:3a:f9:22:b7:51:d7:d3:6c:10:dd:31:35:95
Certificate

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

12-03-2019 00:00

Not After

31-12-2028 23:59

Subject

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

a6:57:f7:78:b3:1a:e5:23:d6:67:13:17:18:d1:6e:b2
Certificate

Issuer

CN=Sectigo RSA Code Signing CA 2,O=Sectigo Limited,C=GB

Not Before

23-03-2022 00:00

Not After

16-03-2025 23:59

Subject

CN=Malwarebytes Inc.,O=Malwarebytes Inc.,ST=California,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

9e:02:b0:e9:4a:ce:b2:10:9c:a1:e9:83:6b:e0:c2:db
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

25-05-2021 00:00

Not After

24-05-2036 23:59

Subject

CN=Sectigo RSA Code Signing CA 2,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

54:98:d2:d1:d4:5b:19:95:48:13:79:c8:11:c0:87:99
Certificate

Issuer

CN=Microsoft Identity Verification Root Certificate Authority 2020,O=Microsoft Corporation,C=US

Not Before

16-04-2020 18:36

Not After

16-04-2045 18:44

Subject

CN=Microsoft Identity Verification Root Certificate Authority 2020,O=Microsoft Corporation,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:6f:7a:91:38:d6:2c:1c:b0:7a:ed:00:00:00:00:6f:7a
Certificate

Issuer

CN=Microsoft ID Verified CS AOC CA 01,O=Microsoft Corporation,C=US

Not Before

10-03-2023 21:18

Not After

13-03-2023 21:18

Subject

CN=Malwarebytes Inc,O=Malwarebytes Inc,L=Santa Clara,ST=CA,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

33:00:00:6f:7a:91:38:d6:2c:1c:b0:7a:ed:00:00:00:00:6f:7a
Certificate

Issuer

CN=Microsoft ID Verified CS AOC CA 01,O=Microsoft Corporation,C=US

Not Before

10-03-2023 21:18

Not After

13-03-2023 21:18

Subject

CN=Malwarebytes Inc,O=Malwarebytes Inc,L=Santa Clara,ST=CA,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

33:00:00:00:07:37:8c:5b:a1:d9:5b:8c:d4:00:00:00:00:00:07
Certificate

Issuer

CN=Microsoft ID Verified Code Signing PCA 2021,O=Microsoft Corporation,C=US

Not Before

13-04-2021 17:31

Not After

13-04-2026 17:31

Subject

CN=Microsoft ID Verified CS AOC CA 01,O=Microsoft Corporation,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:00:07:87:a3:34:a3:7b:a5:8e:1c:00:00:00:00:00:07
Certificate

Issuer

CN=Microsoft Identity Verification Root Certificate Authority 2020,O=Microsoft Corporation,C=US

Not Before

01-04-2021 20:05

Not After

01-04-2036 20:15

Subject

CN=Microsoft ID Verified Code Signing PCA 2021,O=Microsoft Corporation,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

d1:29:4c:ae:44:b3:ef:0f:3c:0f:07:8d:70:2c:a7:29:59:f1:a5:95:0a:77:d9:ed:9c:ea:59:94:d4:be:c5:12
Signer

Actual PE Digest

d1:29:4c:ae:44:b3:ef:0f:3c:0f:07:8d:70:2c:a7:29:59:f1:a5:95:0a:77:d9:ed:9c:ea:59:94:d4:be:c5:12

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=Malwarebytes Inc,O=Malwarebytes Inc,L=Santa Clara,ST=CA,C=US

06-04-2023 09:36
Valid: false

d1:29:4c:ae:44:b3:ef:0f:3c:0f:07:8d:70:2c:a7:29:59:f1:a5:95:0a:77:d9:ed:9c:ea:59:94:d4:be:c5:12
Signer

Actual PE Digest

d1:29:4c:ae:44:b3:ef:0f:3c:0f:07:8d:70:2c:a7:29:59:f1:a5:95:0a:77:d9:ed:9c:ea:59:94:d4:be:c5:12

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=Malwarebytes Inc.,O=Malwarebytes Inc.,ST=California,C=US

06-04-2023 09:36
Valid: true

Chain 1

CN=Malwarebytes Inc.,O=Malwarebytes Inc.,ST=California,C=US

CN=Sectigo RSA Code Signing CA 2,O=Sectigo Limited,C=GB

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Chain 2

CN=Malwarebytes Inc.,O=Malwarebytes Inc.,ST=California,C=US

CN=Sectigo RSA Code Signing CA 2,O=Sectigo Limited,C=GB

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

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

kernel32

lstrcmpiW
LeaveCriticalSection
RaiseException
EnterCriticalSection
GetLastError
MultiByteToWideChar
SizeofResource
LoadResource
FindResourceW
LoadLibraryExW
GetModuleFileNameW
InitializeCriticalSectionEx
DeleteCriticalSection
WideCharToMultiByte
IsWow64Process
GetCurrentProcess
VerifyVersionInfoW
VerSetConditionMask
GetSystemDirectoryW
CreateFileW
DeviceIoControl
CloseHandle
GetCurrentThreadId
SetLastError
LockResource
FindResourceExW
Sleep
GlobalFree
LocalFree
FormatMessageW
LocalAlloc
CallNamedPipeW
GetModuleHandleW
SetCurrentDirectoryW
GetCommandLineW
DecodePointer
CreateMutexW
GetNativeSystemInfo
GetDiskFreeSpaceExW
FindFirstFileW
FindClose
CreateProcessW
FindNextFileW
GlobalAlloc
GlobalLock
SetThreadUILanguage
LoadLibraryW
CreateDirectoryW
GetLogicalDrives
GetTempPathW
InitializeProcThreadAttributeList
UpdateProcThreadAttribute
DeleteProcThreadAttributeList
OpenProcess
ResumeThread
TerminateProcess
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
K32GetModuleFileNameExW
GetCurrentDirectoryW
GetCurrentProcessId
OutputDebugStringW
SetEndOfFile
FreeLibrary
GetProcAddress
GetProcessHeap
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
HeapDestroy
GetWindowsDirectoryW
MulDiv
WriteConsoleW
SetStdHandle
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineA
GetSystemInfo
VirtualProtect
VirtualQuery
LoadLibraryExA
GetStringTypeW
DeleteFileW
FindFirstFileExW
GetFileAttributesW
GetFileAttributesExW
GetFileInformationByHandle
RemoveDirectoryW
AreFileApisANSI
CopyFileW
DuplicateHandle
WaitForSingleObjectEx
SwitchToThread
GetCurrentThread
QueryPerformanceCounter
TryEnterCriticalSection
EncodePointer
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetTickCount
CompareStringW
LCMapStringW
GetLocaleInfoW
GetCPInfo
IsDebuggerPresent
InitializeSListHead
InterlockedPopEntrySList
InterlockedPushEntrySList
FlushInstructionCache
IsProcessorFeaturePresent
VirtualAlloc
VirtualFree
SetEvent
ResetEvent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
CreateTimerQueue
SignalObjectAndWait
CreateThread
SetThreadPriority
GetThreadPriority
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetNumaHighestNodeNumber
GetProcessAffinityMask
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
GetThreadTimes
FreeLibraryAndExitThread
GetModuleHandleA
GetVersionExW
ReleaseSemaphore
InterlockedFlushSList
QueryDepthSList
UnregisterWaitEx
RtlUnwind
ExitProcess
GetModuleHandleExW
ExitThread
GetStdHandle
WriteFile
GetFileType
FlushFileBuffers
GetConsoleCP
GetConsoleMode
ReadFile
SetFilePointerEx
GetFileSizeEx
ReadConsoleW
GetDateFormatW
GetTimeFormatW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetTimeZoneInformation
IsValidCodePage
GetACP
GetOEMCP

crypt32

CertCloseStore
CertFreeCertificateContext
CertGetNameStringW
CertFindCertificateInStore
CryptMsgGetParam
CryptQueryObject
CryptMsgClose

rpcrt4

RpcStringFreeW
UuidToStringW
UuidCreate
UuidToStringA
RpcStringFreeA

Sections

.text
Size: 715KB - Virtual size: 715KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 177KB - Virtual size: 177KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 17KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 42KB - Virtual size: 41KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

98882fe47c0e172928675256dcf78c0a

Code Sign

39:72:44:3a:f9:22:b7:51:d7:d3:6c:10:dd:31:35:95Certificate

Key Usages

a6:57:f7:78:b3:1a:e5:23:d6:67:13:17:18:d1:6e:b2Certificate

Extended Key Usages

Key Usages

9e:02:b0:e9:4a:ce:b2:10:9c:a1:e9:83:6b:e0:c2:dbCertificate

Extended Key Usages

Key Usages

54:98:d2:d1:d4:5b:19:95:48:13:79:c8:11:c0:87:99Certificate

Key Usages

33:00:00:6f:7a:91:38:d6:2c:1c:b0:7a:ed:00:00:00:00:6f:7aCertificate

Extended Key Usages

Key Usages

33:00:00:6f:7a:91:38:d6:2c:1c:b0:7a:ed:00:00:00:00:6f:7aCertificate

Extended Key Usages

Key Usages

33:00:00:00:07:37:8c:5b:a1:d9:5b:8c:d4:00:00:00:00:00:07Certificate

Key Usages

33:00:00:00:07:87:a3:34:a3:7b:a5:8e:1c:00:00:00:00:00:07Certificate

Key Usages

d1:29:4c:ae:44:b3:ef:0f:3c:0f:07:8d:70:2c:a7:29:59:f1:a5:95:0a:77:d9:ed:9c:ea:59:94:d4:be:c5:12Signer

Signature Validations

Verification

06-04-2023 09:36 Valid: false

d1:29:4c:ae:44:b3:ef:0f:3c:0f:07:8d:70:2c:a7:29:59:f1:a5:95:0a:77:d9:ed:9c:ea:59:94:d4:be:c5:12Signer

Signature Validations

Verification

06-04-2023 09:36 Valid: true

Chain 1

Chain 2

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

crypt32

rpcrt4

Sections

.text Size: 715KB - Virtual size: 715KB

.rdata Size: 177KB - Virtual size: 177KB

.data Size: 17KB - Virtual size: 22KB

.rsrc Size: 1.5MB - Virtual size: 1.5MB

.reloc Size: 42KB - Virtual size: 41KB

39:72:44:3a:f9:22:b7:51:d7:d3:6c:10:dd:31:35:95
Certificate

a6:57:f7:78:b3:1a:e5:23:d6:67:13:17:18:d1:6e:b2
Certificate

9e:02:b0:e9:4a:ce:b2:10:9c:a1:e9:83:6b:e0:c2:db
Certificate

54:98:d2:d1:d4:5b:19:95:48:13:79:c8:11:c0:87:99
Certificate

33:00:00:6f:7a:91:38:d6:2c:1c:b0:7a:ed:00:00:00:00:6f:7a
Certificate

33:00:00:6f:7a:91:38:d6:2c:1c:b0:7a:ed:00:00:00:00:6f:7a
Certificate

33:00:00:00:07:37:8c:5b:a1:d9:5b:8c:d4:00:00:00:00:00:07
Certificate

33:00:00:00:07:87:a3:34:a3:7b:a5:8e:1c:00:00:00:00:00:07
Certificate

d1:29:4c:ae:44:b3:ef:0f:3c:0f:07:8d:70:2c:a7:29:59:f1:a5:95:0a:77:d9:ed:9c:ea:59:94:d4:be:c5:12
Signer

06-04-2023 09:36
Valid: false

d1:29:4c:ae:44:b3:ef:0f:3c:0f:07:8d:70:2c:a7:29:59:f1:a5:95:0a:77:d9:ed:9c:ea:59:94:d4:be:c5:12
Signer

06-04-2023 09:36
Valid: true

.text
Size: 715KB - Virtual size: 715KB

.rdata
Size: 177KB - Virtual size: 177KB

.data
Size: 17KB - Virtual size: 22KB

.rsrc
Size: 1.5MB - Virtual size: 1.5MB

.reloc
Size: 42KB - Virtual size: 41KB