MsOfficeOnlineInstaller[.]exe

Sharing

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General

Target

MsOfficeOnlineInstaller.exe
Size

7.1MB
MD5

1fa08fc5330aeff90c1d16f4a0bafac6
SHA1

620c1cdd1ed1f9dc2fa6956c00e607ed89833712
SHA256

c6bb498242f716551fdcefcac537631cd0d8c926648675eae0b5104c21d3a05d
SHA512

76d7c6a61e5478822ea81751c3e57bf1fcfda78ff4189de331db0953d1923f411cdc7e9be37cdb40f6b61fa41f1f0c315fdf7db17df047037bbadac14ca14fee
SSDEEP

98304:nhDq6qXCP7yKPNmxecLushvf7U4rY5Aa0ZnqKQB+FnWn312QzwKTgvVMnDV0:hDq6UE7o+AxJQzZ8MnK

Score

N/A

Malware Config

Signatures

Files

MsOfficeOnlineInstaller.exe
.exe windows x86

836688c7d21e39394af41ce9a8c2d728

Code Sign

48:8e:ab:bb:f0:24:25:98:4d:52:64:34:da:8e:1a:eb
Certificate

Issuer

CN=MSIsd3

Not Before

16/12/2022, 15:50

Not After

16/12/2023, 16:10

Subject

CN=MSIsd3

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

21/09/2022, 00:00

Not After

21/11/2033, 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

53:b6:d5:19:e5:e5:c8:aa:ca:4f:88:54:1e:da:e6:82:7f:0a:fe:a2:0b:ac:3f:ab:69:8f:43:ab:25:90:16:68
Signer

Actual PE Digest

53:b6:d5:19:e5:e5:c8:aa:ca:4f:88:54:1e:da:e6:82:7f:0a:fe:a2:0b:ac:3f:ab:69:8f:43:ab:25:90:16:68

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=MSIsd3

17/12/2022, 19:06
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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

CreateFileW
CloseHandle
WriteFile
DeleteFileW
HeapDestroy
HeapSize
HeapReAlloc
HeapFree
HeapAlloc
GetProcessHeap
SizeofResource
LockResource
LoadResource
FindResourceW
FindResourceExW
RemoveDirectoryW
GetTempPathW
GetTempFileNameW
CreateDirectoryW
MoveFileW
GetLastError
EnterCriticalSection
LeaveCriticalSection
GetModuleFileNameW
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
GetCurrentThreadId
RaiseException
SetLastError
GlobalUnlock
GlobalLock
GlobalAlloc
MulDiv
lstrcmpW
CreateEventW
FindClose
FindFirstFileW
GetFullPathNameW
SetEvent
InitializeCriticalSection
lstrcpynW
CreateThread
WaitForSingleObject
GetProcAddress
LoadLibraryExW
Sleep
GetDiskFreeSpaceExW
DecodePointer
GetExitCodeThread
GetCurrentProcessId
FreeLibrary
GetSystemDirectoryW
lstrlenW
VerifyVersionInfoW
VerSetConditionMask
lstrcmpiW
GetModuleHandleW
LoadLibraryW
GetDriveTypeW
CompareStringW
FindNextFileW
GetLogicalDriveStringsW
GetFileSize
GetFileAttributesW
GetShortPathNameW
SetFileAttributesW
GetFileTime
CopyFileW
ReadFile
SetFilePointer
SystemTimeToFileTime
MultiByteToWideChar
WideCharToMultiByte
GetCurrentProcess
GetSystemInfo
WaitForMultipleObjects
VirtualProtect
VirtualQuery
LoadLibraryExA
GetStringTypeW
SetUnhandledExceptionFilter
FormatMessageW
FileTimeToSystemTime
GetEnvironmentVariableW
GetEnvironmentStringsW
LocalFree
InitializeCriticalSectionEx
LoadLibraryA
GetModuleFileNameA
GetCurrentThread
GetConsoleOutputCP
FlushFileBuffers
SetConsoleTextAttribute
GetStdHandle
GetConsoleScreenBufferInfo
OutputDebugStringW
CreateProcessW
GetExitCodeProcess
GetTickCount
GetCommandLineW
SetCurrentDirectoryW
SetEndOfFile
EnumResourceLanguagesW
GetLocaleInfoW
GetSystemDefaultLangID
GetUserDefaultLangID
GetWindowsDirectoryW
GetSystemTime
GetDateFormatW
GetTimeFormatW
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
ResetEvent
GlobalFree
GetPrivateProfileStringW
GetPrivateProfileSectionNamesW
WritePrivateProfileStringW
GetLocalTime
CreateNamedPipeW
ConnectNamedPipe
Wow64DisableWow64FsRedirection
Wow64RevertWow64FsRedirection
IsWow64Process
TerminateThread
LocalAlloc
CompareFileTime
CopyFileExW
OpenEventW
PeekNamedPipe
QueryPerformanceCounter
QueryPerformanceFrequency
EncodePointer
LCMapStringEx
GetSystemTimeAsFileTime
CompareStringEx
GetCPInfo
IsDebuggerPresent
InitializeSListHead
InterlockedPopEntrySList
InterlockedPushEntrySList
FlushInstructionCache
IsProcessorFeaturePresent
VirtualAlloc
VirtualFree
WaitForSingleObjectEx
UnhandledExceptionFilter
TerminateProcess
GetStartupInfoW
RtlUnwind
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
ExitProcess
GetModuleHandleExW
GetFileType
GetTimeZoneInformation
LCMapStringW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetConsoleMode
IsValidCodePage
GetACP
GetOEMCP
GetFileSizeEx
SetFilePointerEx
FindFirstFileExW
GetCommandLineA
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
ReadConsoleW
WriteConsoleW

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 530KB - Virtual size: 530KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 26KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 215KB - Virtual size: 215KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 149KB - Virtual size: 149KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

836688c7d21e39394af41ce9a8c2d728

Code Sign

48:8e:ab:bb:f0:24:25:98:4d:52:64:34:da:8e:1a:ebCertificate

Extended Key Usages

Key Usages

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

53:b6:d5:19:e5:e5:c8:aa:ca:4f:88:54:1e:da:e6:82:7f:0a:fe:a2:0b:ac:3f:ab:69:8f:43:ab:25:90:16:68Signer

Signature Validations

Verification

17/12/2022, 19:06 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

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

.rdata Size: 530KB - Virtual size: 530KB

.data Size: 26KB - Virtual size: 34KB

.rsrc Size: 215KB - Virtual size: 215KB

.reloc Size: 149KB - Virtual size: 149KB

48:8e:ab:bb:f0:24:25:98:4d:52:64:34:da:8e:1a:eb
Certificate

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

53:b6:d5:19:e5:e5:c8:aa:ca:4f:88:54:1e:da:e6:82:7f:0a:fe:a2:0b:ac:3f:ab:69:8f:43:ab:25:90:16:68
Signer

17/12/2022, 19:06
Valid: false

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

.rdata
Size: 530KB - Virtual size: 530KB

.data
Size: 26KB - Virtual size: 34KB

.rsrc
Size: 215KB - Virtual size: 215KB

.reloc
Size: 149KB - Virtual size: 149KB