3b65e332ad810b8535a3adfb6ba49b0ad3d41a37eb430451c35897cd81766f4b

General

Target
3b65e332ad810b8535a3adfb6ba49b0ad3d41a37eb430451c35897cd81766f4b
Size 2.3MB
Sample261030-jd68vsav5t
SHA256 3b65e332ad810b8535a3adfb6ba49b0ad3d41a37eb430451c35897cd81766f4b
MD5 66432e5aa176dd98001bb1fd5615b5b1
SHA1 d3bf1351c6f10bb89aeccd36b3ba96a8cf396bb1
SHA512 44c73ce71dbde58a5868d17d6c489727dd42cd3031448da83aa99404f0873c53ff3c5546d3536d9e59426591ac6d582a58b11dd7811959c1001646d6432ee924
SSDEEP 49152:p0XXB7q/9WvndxY6UslXiZ4ZKkAdeOhDaC0M545viKQx8emSI8AFaZMi8+7:p0XR7q/9WvndxY6UslXiZ4ZKkkxDaUTZ
TLSH
T168B58D2179E44076E5B386B1CBE8A406E5B9FC3607208CEB5391854E7E72AC154B7F3B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

Malware Config

Signatures

Codesign digest Mismatch 1 IoCs

File was altered after it was signed.

resource
3b65e332ad810b8535a3adfb6ba49b0ad3d41a37eb430451c35897cd81766f4b

File Explorer

3b65e332ad810b8535a3adfb6ba49b0ad3d41a37eb430451c35897cd81766f4b

.dll 2.3MB

3b65e332ad810b8535a3adfb6ba49b0ad3d41a37eb430451c35897cd81766f4b

IMPHASH f90a00d7e1c658d11caf79f106c0756f
SHA256 3b65e332ad810b8535a3adfb6ba49b0ad3d41a37eb430451c35897cd81766f4b
MD5 66432e5aa176dd98001bb1fd5615b5b1
SHA1 d3bf1351c6f10bb89aeccd36b3ba96a8cf396bb1
SHA512 44c73ce71dbde58a5868d17d6c489727dd42cd3031448da83aa99404f0873c53ff3c5546d3536d9e59426591ac6d582a58b11dd7811959c1001646d6432ee924
SSDEEP 49152:p0XXB7q/9WvndxY6UslXiZ4ZKkAdeOhDaC0M545viKQx8emSI8AFaZMi8+7:p0XR7q/9WvndxY6UslXiZ4ZKkkxDaUTZ
TLSH
T168B58D2179E44076E5B386B1CBE8A406E5B9FC3607208CEB5391854E7E72AC154B7F3B
MD5 SHA1 SHA512 SSDEEP TLSH

windows:5 windows x86 arch:x86

Codesign digest Mismatch

File was altered after it was signed.

PE Signature issue

Digest

98:55:04:24:4c:f5:e9:56:8b:7d:89:e3:37:b2:10:ae:b3:f3:0b:a6:e6:6b:b4:54:87:3e:d5:53:39:17:4e:a8

Digest Algorithm

sha256

PE Digests Matches

Not matched

Trusted

Signing Certificate

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

Chains

Aug 28, 2026

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

CN=Microsoft Code Signing PCA 2024,O=Microsoft Corporation,C=US

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Subject

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

Serial Number

33:00:00:02:33:4e:c2:48:56:4c:2b:5c:6f:00:00:00:00:02:33

Issuer

CN=Microsoft Code Signing PCA 2024,O=Microsoft Corporation,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageCodeSigning

Timespan

Apr 16, 2026 - Apr 15, 2027

Subject

CN=Microsoft Code Signing PCA 2024,O=Microsoft Corporation,C=US

Serial Number

33:00:00:00:39:3b:b6:37:19:bf:06:1d:67:00:00:00:00:00:39

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Timespan

Aug 8, 2024 - Mar 22, 2036

Subject

CN=Microsoft Time-Stamp Service,OU=Microsoft America Operations+OU=nShield TSS ESN:A935-03E0-D947,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

33:00:00:02:27:d5:c0:83:c3:b1:2e:57:2d:00:01:00:00:02:27

Issuer

CN=Microsoft Time-Stamp PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Timespan

Feb 19, 2026 - May 17, 2027

Subject

CN=Microsoft Time-Stamp PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

33:00:00:00:15:c5:e7:6b:9e:02:9b:49:99:00:00:00:00:00:15

Issuer

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

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Timespan

Sep 30, 2021 - Sep 30, 2030

Minor OS version

1

Major OS version

5

Entry point

1272608

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

msedgeupdate_unsigned.pdb

kernel32

SizeofResource HeapFree InitializeCriticalSectionAndSpinCount HeapSize GetLastError LockResource HeapReAlloc RaiseException FindResourceExW LoadResource FindResourceW HeapAlloc DecodePointer HeapDestroy DeleteCriticalSection GetProcessHeap ReleaseSemaphore DeleteTimerQueueTimer CreateTimerQueueTimer FreeLibraryAndExitThread ExitThread GetExitCodeThread SwitchToThread lstrlenW WriteFile GetShortPathNameW GetPrivateProfileIntW OutputDebugStringA SetFilePointer WaitForSingleObject CreateFileW GetCurrentThreadId ReleaseMutex Sleep GetFileInformationByHandle OutputDebugStringW CloseHandle GetLocalTime GetCurrentProcessId lstrcmpiW lstrcmpW CreateDirectoryW FindFirstFileW SetLastError FindNextFileW GetCurrentProcess ExpandEnvironmentStringsW RemoveDirectoryW WaitForMultipleObjects GetEnvironmentVariableW FindClose DuplicateHandle FormatMessageW GetCurrentThread DeleteFileW LoadLibraryW GetCurrentDirectoryW GetProcAddress LocalFree GetModuleHandleW FreeLibrary GetTempFileNameW OpenMutexW GetTickCount LoadLibraryExW GetExitCodeProcess ReadFile CompareFileTime SetEndOfFile GetFileAttributesW FindFirstChangeNotificationW SetFileAttributesW MultiByteToWideChar GetFileAttributesExW FileTimeToSystemTime FindCloseChangeNotification FindNextChangeNotification MoveFileExW GetFileSize CopyFileW GetSystemTimeAsFileTime FlushFileBuffers lstrcpynW ExitProcess IsDebuggerPresent WideCharToMultiByte GetTimeZoneInformation FileTimeToLocalFileTime SystemTimeToFileTime SystemTimeToTzSpecificLocalTime GetStringTypeExW GetModuleFileNameW GetTempPathW GetSystemDirectoryW GetWindowsDirectoryW VirtualQuery GetModuleHandleExW TryEnterCriticalSection EnterCriticalSection LeaveCriticalSection InitializeCriticalSection CreateMutexW CreateEventW SetEvent ResetEvent GetProductInfo GetVersionExW VerSetConditionMask VerifyVersionInfoW IsWow64Process GetLongPathNameW LocalAlloc OpenProcess HeapSetInformation SetPriorityClass TerminateProcess K32GetModuleFileNameExW WaitForMultipleObjectsEx K32GetProcessImageFileNameW CreateToolhelp32Snapshot ProcessIdToSessionId Process32NextW WaitForSingleObjectEx Process32FirstW K32EnumProcesses ReadProcessMemory K32EnumProcessModules SetHandleInformation DeviceIoControl CreatePipe SetErrorMode GetSystemPowerStatus GetDiskFreeSpaceExW GlobalMemoryStatusEx CreateProcessW SetProcessWorkingSetSize GlobalAlloc GlobalFree GlobalLock GlobalUnlock GetStdHandle QueryDosDeviceW GetLogicalDriveStringsW InitOnceExecuteOnce GetComputerNameExW SetEnvironmentVariableW OpenEventW GetPrivateProfileStringW PackageIdFromFullName GetPackagesByPackageFamily PackageFamilyNameFromFullName CreateThread SetCurrentDirectoryW GetPriorityClass OpenThread QueryPerformanceCounter GetCommandLineW CreateHardLinkW lstrcmpA lstrcmpiA GetThreadLocale QueueUserWorkItem GetTickCount64 GetStringTypeExA SetFilePointerEx UnhandledExceptionFilter SetUnhandledExceptionFilter IsProcessorFeaturePresent GetStartupInfoW InitializeSListHead GetStringTypeW InitializeSRWLock ReleaseSRWLockExclusive AcquireSRWLockExclusive InitializeCriticalSectionEx EncodePointer LCMapStringEx CompareStringEx GetCPInfo QueryPerformanceFrequency InitializeConditionVariable WakeConditionVariable WakeAllConditionVariable SleepConditionVariableCS SleepConditionVariableSRW GetLocaleInfoEx InterlockedPushEntrySList InterlockedFlushSList RtlUnwind TlsAlloc TlsGetValue TlsSetValue TlsFree GetSystemInfo VirtualAlloc VirtualProtect GetFileType GetDateFormatW GetTimeFormatW CompareStringW LCMapStringW GetLocaleInfoW IsValidLocale GetUserDefaultLCID EnumSystemLocalesW FindFirstFileExW IsValidCodePage GetACP GetOEMCP GetCommandLineA GetEnvironmentStringsW FreeEnvironmentStringsW GetFileSizeEx SetStdHandle GetConsoleOutputCP GetConsoleMode ReadConsoleW WriteConsoleW LoadLibraryExA GetProcessShutdownParameters SetProcessShutdownParameters GetProcessId Thread32Next Thread32First RegisterWaitForSingleObject UnregisterWaitEx GetDriveTypeW GetUserDefaultLangID GetSystemDefaultLangID QueryUnbiasedInterruptTime GetProcessTimes DeleteTimerQueueEx CreateTimerQueue QueryFullProcessImageNameW GetNativeSystemInfo GetModuleFileNameA GlobalHandle MulDiv FreeResource InterlockedPopEntrySList FlushInstructionCache VirtualFree

netapi32

NetApiBufferFree NetGetJoinInformation

version

GetFileVersionInfoSizeW GetFileVersionInfoW VerQueryValueW

wtsapi32

WTSQuerySessionInformationW WTSEnumerateSessionsW WTSFreeMemory

Name

.text

Size

1.5MB

Virtual Size

1.5MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

518KB

Virtual Size

518KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

19KB

Virtual Size

31KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.didat

Size

2KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

242KB

Virtual Size

242KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

76KB

Virtual Size

75KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

3b65e332ad810b8535a3adfb6ba49b0ad3d41a37eb430451c35897cd81766f4b

PE Signature issue

kernel32

netapi32

version

wtsapi32

generic