b5a50ad85b56d1c98931772a98bb8ed1c9bb757406e7509ccc8f8a42feb74bc8

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General

Target
b5a50ad85b56d1c98931772a98bb8ed1c9bb757406e7509ccc8f8a42feb74bc8
Size 1.6MB
Sample260706-lnvc6ac16w
SHA256 b5a50ad85b56d1c98931772a98bb8ed1c9bb757406e7509ccc8f8a42feb74bc8
MD5 05b8f7a7519ffc75dd6b50d91cd88f6c
SHA1 642e9215ca88c1183a214bceaa70c3a9bf98b2bd
SHA512 85bf4cfe9256a4f0690dec4cb54eb8f4a82c737d71b52131abe71a79a7e5802ddb5fa93f5d535b75ea9da743321af3b4cebeb7fda08a0e2ae53fb49ac760203c
SSDEEP 24576:NiEMl33a62nb8ZY2gcUKq3J2B4dZSpQKmpNx/oKD+EKzWOTxO2vzLqw9JEC:NiEo3K78i3cUNZ28qc7/AEE86uw9J/
TLSH
T18475220135D14032F2B72D305AE0EA766E7CBD714EBA598F9340566C6A306E1E33A77B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

Malware Config

Signatures

Codesign digest Mismatch 1 IoCs

File was altered after it was signed.

resource
b5a50ad85b56d1c98931772a98bb8ed1c9bb757406e7509ccc8f8a42feb74bc8

File Explorer

b5a50ad85b56d1c98931772a98bb8ed1c9bb757406e7509ccc8f8a42feb74bc8

.exe 1.6MB

b5a50ad85b56d1c98931772a98bb8ed1c9bb757406e7509ccc8f8a42feb74bc8

IMPHASH 7899cb8ba886a0690bdc28d8b481bbd1
SHA256 b5a50ad85b56d1c98931772a98bb8ed1c9bb757406e7509ccc8f8a42feb74bc8
MD5 05b8f7a7519ffc75dd6b50d91cd88f6c
SHA1 642e9215ca88c1183a214bceaa70c3a9bf98b2bd
SHA512 85bf4cfe9256a4f0690dec4cb54eb8f4a82c737d71b52131abe71a79a7e5802ddb5fa93f5d535b75ea9da743321af3b4cebeb7fda08a0e2ae53fb49ac760203c
SSDEEP 24576:NiEMl33a62nb8ZY2gcUKq3J2B4dZSpQKmpNx/oKD+EKzWOTxO2vzLqw9JEC:NiEo3K78i3cUNZ28qc7/AEE86uw9J/
TLSH
T18475220135D14032F2B72D305AE0EA766E7CBD714EBA598F9340566C6A306E1E33A77B
MD5 SHA1 SHA512 SSDEEP TLSH

Codesign digest Mismatch

File was altered after it was signed.

PE Signature issue

Digest

20:99:10:46:32:d0:fd:25:4d:58:78:be:88:43:a8:36:62:c3:a9:31:b5:7c:c2:24:b5:d8:9a:cf:94:4b:eb:d8

Digest Algorithm

sha256

PE Digests Matches

Not matched

Trusted

Not trusted

Signing Certificate

NO CERTIFICATE

Chains

Jan 1, 0001

PE Signature issue

Digest

20:99:10:46:32:d0:fd:25:4d:58:78:be:88:43:a8:36:62:c3:a9:31:b5:7c:c2:24:b5:d8:9a:cf:94:4b:eb:d8

Digest Algorithm

sha256

PE Digests Matches

Not matched

Trusted

Signing Certificate

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

Chains

May 15, 2025

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

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,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

33:00:00:03:fe:6b:ce:da:d6:c8:03:03:a3:00:00:00:00:03:fe

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Aug 22, 2024 - Aug 20, 2025

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

61:0e:90:d2:00:00:00:00:00:03

Issuer

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

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Revocation Status

Not revoked

Timespan

Jul 8, 2011 - Jul 8, 2026

Subject

CN=Microsoft Time-Stamp Service,OU=Microsoft America Operations+OU=nShield TSS ESN:A400-05E0-D947,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

33:00:00:02:02:79:50:74:21:14:7d:b8:a1:00:01:00:00:02:02

Issuer

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

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Jan 30, 2025 - Apr 22, 2026

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

Revocation Status

Not revoked

Timespan

Sep 30, 2021 - Sep 30, 2030

Minor OS version

Major OS version

Entry point

33776

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_GUARD_CF IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE

PDB paths

mi_exe_stub.pdb

kernel32

GetStdHandle WriteFile GetModuleFileNameW ExitProcess GetModuleHandleExW OutputDebugStringW HeapAlloc HeapFree FindClose FindFirstFileExW FindNextFileW IsValidCodePage GetACP GetOEMCP GetCPInfo GetCommandLineA GetCommandLineW MultiByteToWideChar WideCharToMultiByte GetEnvironmentStringsW FreeEnvironmentStringsW SetStdHandle GetFileType RaiseException LCMapStringW GetProcessHeap HeapSize HeapReAlloc FlushFileBuffers GetConsoleOutputCP GetConsoleMode SetFilePointerEx CreateFileW CloseHandle WriteConsoleW DecodePointer VirtualProtect EncodePointer LoadLibraryExW QueryPerformanceCounter GetProcAddress FreeLibrary TlsFree TlsSetValue TlsGetValue TlsAlloc InitializeCriticalSectionAndSpinCount DeleteCriticalSection LeaveCriticalSection EnterCriticalSection SetLastError GetLastError RtlUnwind TerminateProcess GetCurrentProcess GetModuleHandleW IsProcessorFeaturePresent GetStartupInfoW SetUnhandledExceptionFilter UnhandledExceptionFilter IsDebuggerPresent InitializeSListHead GetSystemTimeAsFileTime GetCurrentThreadId GetCurrentProcessId GetStringTypeW CreateDirectoryW SizeofResource FindFirstFileW Wow64DisableWow64FsRedirection RemoveDirectoryW GetTempPathW FormatMessageW Wow64RevertWow64FsRedirection GetFileAttributesExW GetDiskFreeSpaceExW LockResource DeleteFileW FindResourceExW LoadResource FindResourceW HeapDestroy LocalFree VerSetConditionMask CopyFileW VerifyVersionInfoW GetTempFileNameW lstrcmpiW CreateMutexW WaitForSingleObject ReleaseMutex CreateEventW SetEvent CreateThread UnmapViewOfFile CreateFileMappingW MapViewOfFile VirtualQuery CreateProcessW GetExitCodeProcess ResetEvent WaitForSingleObjectEx GetSystemInfo LoadLibraryExA

advapi32

RegSetValueExA SetSecurityDescriptorDacl GetAclInformation SetSecurityDescriptorOwner GetSidSubAuthority GetSidLengthRequired CopySid InitializeSid IsValidSid AddAce InitializeSecurityDescriptor InitializeAcl GetLengthSid GetSecurityDescriptorLength MakeSelfRelativeSD MakeAbsoluteSD SetSecurityDescriptorGroup RegOpenKeyExW RegQueryValueExW GetSecurityDescriptorSacl GetSecurityDescriptorDacl GetSecurityDescriptorGroup GetSecurityDescriptorControl GetSecurityDescriptorOwner RegCloseKey RegQueryValueExA RegCreateKeyExA RegSetValueExW RegOpenKeyExA RegDeleteValueA

ole32

CoTaskMemFree CoUninitialize CoInitializeEx

shell32

SHGetKnownFolderPath ord680 CommandLineToArgvW SHGetFolderPathW

user32

CharLowerBuffW MessageBoxW

Name

.text

Size

108KB

Virtual Size

107KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

36KB

Virtual Size

36KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

2KB

Virtual Size

5KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.didat

Size

512B

Virtual Size

44B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

1.4MB

Virtual Size

1.4MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

5KB

Virtual Size

5KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

b5a50ad85b56d1c98931772a98bb8ed1c9bb757406e7509ccc8f8a42feb74bc8

PE Signature issue

PE Signature issue

kernel32

advapi32

ole32

shell32

user32

generic