b1d39342bf57bcba83514712a95f458db35666b8de759fa85b89731fbc580224

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General

Target
b1d39342bf57bcba83514712a95f458db35666b8de759fa85b89731fbc580224
Size 801KB
Sample261108-cxv7datw3p
SHA256 b1d39342bf57bcba83514712a95f458db35666b8de759fa85b89731fbc580224
MD5 023735f708f6ac356740157850c73034
SHA1 ffdf5c1c8f3f4983289efcca75b8d08cd95976c6
SHA512 4d585a380e23b4d32098294f0771fed8040778813a392468bb506f2efaa5b9b527ebff519817b5b378f57d752cb7e4bba07ba20006b2278d49674e352498f020
SSDEEP 12288:u+1n3AAcmvyN/37OUol3HhjPfwFUA2Yp8z8OVj+JV2emuBjvrEH7Y:usn3AAcmG3YhbflA+zn+JVXhrEH7Y
TLSH
T1E005B0223DD2C1BAD2336170585DC348A6BAF8354B3A49C7B7CC269D6F285C18F35B66
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

Malware Config

Signatures

Codesign digest Mismatch 1 IoCs

File was altered after it was signed.

resource
b1d39342bf57bcba83514712a95f458db35666b8de759fa85b89731fbc580224

File Explorer

b1d39342bf57bcba83514712a95f458db35666b8de759fa85b89731fbc580224

.exe 801KB

b1d39342bf57bcba83514712a95f458db35666b8de759fa85b89731fbc580224

IMPHASH 3735cc63bae10f711dd1daeb2839b877
SHA256 b1d39342bf57bcba83514712a95f458db35666b8de759fa85b89731fbc580224
MD5 023735f708f6ac356740157850c73034
SHA1 ffdf5c1c8f3f4983289efcca75b8d08cd95976c6
SHA512 4d585a380e23b4d32098294f0771fed8040778813a392468bb506f2efaa5b9b527ebff519817b5b378f57d752cb7e4bba07ba20006b2278d49674e352498f020
SSDEEP 12288:u+1n3AAcmvyN/37OUol3HhjPfwFUA2Yp8z8OVj+JV2emuBjvrEH7Y:usn3AAcmG3YhbflA+zn+JVXhrEH7Y
TLSH
T1E005B0223DD2C1BAD2336170585DC348A6BAF8354B3A49C7B7CC269D6F285C18F35B66
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x86 arch:x86

Codesign digest Mismatch

File was altered after it was signed.

PE Signature issue

Digest

f4:f2:8b:dd:fc:7a:a1:b9:07:1b:65:af:18:5c:d4:e5:3a:63:19:17:48:8b:44:d5:3f:78:a6:ed:d0:9c:32:f1

Digest Algorithm

sha256

PE Digests Matches

Not matched

Trusted

Signing Certificate

CN=Oracle America\, Inc.,O=Oracle America\, Inc.,L=Redwood City,ST=California,C=US

Chains

Oct 24, 2026

CN=Oracle America\, Inc.,O=Oracle America\, Inc.,L=Redwood City,ST=California,C=US

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

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

CN=Oracle America\, Inc.,O=Oracle America\, Inc.,L=Redwood City,ST=California,C=US

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

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

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

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Serial Number

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9

Issuer

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

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageCodeSigning

Timespan

Apr 29, 2021 - Apr 28, 2036

Subject

CN=Oracle America\, Inc.,O=Oracle America\, Inc.,L=Redwood City,ST=California,C=US

Serial Number

0a:a1:8f:63:f9:6f:11:77:1c:bb:0b:43:e4:d6:90:b8

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageCodeSigning

Timespan

Jan 10, 2025 - Jan 11, 2028

Subject

CN=DigiCert SHA256 RSA4096 Timestamp Responder 2026 1,O=DigiCert\, Inc.,C=US

Serial Number

08:4f:dc:33:4f:7e:45:4e:db:c3:0f:8f:f9:92:18:35

Issuer

CN=DigiCert Trusted G4 TimeStamping RSA4096 SHA256 2025 CA1,O=DigiCert\, Inc.,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Timespan

Aug 5, 2026 - Nov 4, 2037

Subject

CN=DigiCert Trusted G4 TimeStamping RSA4096 SHA256 2025 CA1,O=DigiCert\, Inc.,C=US

Serial Number

0d:c7:ac:57:05:ff:21:99:2e:40:43:22:0c:3a:49:86

Issuer

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

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Timespan

May 7, 2025 - Jan 14, 2038

Subject

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

Serial Number

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

Issuer

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

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Timespan

Aug 1, 2022 - Nov 9, 2031

Minor OS version

Major OS version

Entry point

262550

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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

PDB paths

ole32

CoCreateInstance StringFromGUID2 IIDFromString OleRun CoInitialize CoTaskMemFree CoTaskMemRealloc CoTaskMemAlloc CoUninitialize

shell32

SHGetFolderPathW ShellExecuteA Shell_NotifyIconA

wininet

InternetOpenA InternetCloseHandle InternetConnectA InternetReadFile InternetTimeFromSystemTime HttpOpenRequestA HttpSendRequestA HttpQueryInfoA InternetErrorDlg InternetTimeToSystemTime InternetCrackUrlA

user32

wsprintfA CharNextA LoadStringA GetMessageA GetMessageW TranslateMessage DispatchMessageA DispatchMessageW PeekMessageA PostMessageA DefWindowProcA PostQuitMessage RegisterClassA CreateWindowExA DestroyWindow ShowWindow MsgWaitForMultipleObjectsEx IsWindowUnicode GetSystemMetrics CreatePopupMenu AppendMenuA TrackPopupMenu SetForegroundWindow GetCursorPos GetWindowLongA SetWindowLongA LoadImageA GetDesktopWindow MessageBoxW

version

GetFileVersionInfoA VerQueryValueW GetFileVersionInfoSizeA

kernel32

GetConsoleMode GetConsoleOutputCP GetFileType GetFileInformationByHandle GetDriveTypeW VirtualQuery VirtualProtect VirtualAlloc GetSystemInfo TlsFree TlsSetValue TlsGetValue TlsAlloc RtlUnwind InitializeSListHead GetSystemTimeAsFileTime GetModuleHandleW GetStartupInfoW IsProcessorFeaturePresent SetUnhandledExceptionFilter UnhandledExceptionFilter GetCPInfo LCMapStringEx EncodePointer GetStringTypeW GetStdHandle GetCommandLineA DecodePointer CloseHandle RaiseException GetLastError InitializeCriticalSectionAndSpinCount DeleteCriticalSection WaitForSingleObject CreateMutexA CreateEventA WaitForMultipleObjects FreeLibrary GetModuleFileNameA GetModuleHandleA GetProcAddress LoadLibraryExA LoadResource SizeofResource lstrcmpA lstrcmpiA lstrcatA lstrlenA FindResourceA SetDllDirectoryA SystemTimeToTzSpecificLocalTime MultiByteToWideChar WideCharToMultiByte IsDBCSLeadByte SetEvent ResetEvent CreateThread lstrcpyA lstrcpynA OpenEventA Sleep GetCurrentProcess GetVersionExA GetModuleFileNameW ReadFile FileTimeToSystemTime GetCurrentProcessId GetCurrentThreadId GetLocalTime FormatMessageW FindClose WriteFile ExitProcess GetSystemDirectoryA LockResource LoadLibraryA LocalAlloc FormatMessageA GetEnvironmentVariableA GetTempPathA SetLastError GetNativeSystemInfo GetModuleHandleExW SetHandleInformation CreatePipe PeekNamedPipe TerminateProcess GetExitCodeProcess CreateProcessA FlushFileBuffers SetEndOfFile SetFilePointerEx GetSystemDefaultUILanguage GetThreadLocale GetUserDefaultUILanguage GetFileAttributesA InitializeCriticalSectionEx GetModuleHandleExA LoadLibraryW LoadLibraryExW OpenMutexA WriteConsoleW QueryPerformanceCounter CreateFileW InitializeCriticalSection EnterCriticalSection LeaveCriticalSection IsDebuggerPresent OutputDebugStringW GetFullPathNameW CreateDirectoryW SetStdHandle HeapFree HeapAlloc HeapSize HeapReAlloc GetTimeZoneInformation FlsAlloc FlsGetValue FlsSetValue FlsFree CompareStringW LCMapStringW GetLocaleInfoW IsValidLocale GetUserDefaultLCID EnumSystemLocalesW GetCurrentDirectoryW ReadConsoleW GetFileSizeEx FindFirstFileExW FindNextFileW IsValidCodePage GetACP GetOEMCP GetEnvironmentStringsW FreeEnvironmentStringsW SetEnvironmentVariableW GetCommandLineW GetProcessHeap LocalFree

advapi32

RegCreateKeyExA RegDeleteKeyA RegDeleteValueA ConvertStringSecurityDescriptorToSecurityDescriptorW RegQueryValueExA RegEnumKeyA RegEnumKeyExA SetSecurityDescriptorDacl InitializeSecurityDescriptor RegSetValueExA RegQueryInfoKeyW RegOpenKeyExA RegNotifyChangeKeyValue RegCloseKey

oleaut32

VariantInit VariantClear SysAllocStringByteLen GetErrorInfo SysAllocString VarUI4FromStr SysFreeString VariantChangeType SysStringByteLen

shlwapi

ord12

gdi32

GetStockObject

crypt32

CryptStringToBinaryA CryptBinaryToStringA CryptUnprotectData CryptProtectData

msi

ord168 ord137 ord141 ord8 ord117 ord31 ord189 ord160 ord91 ord115 ord44 ord204 ord67 ord159

Name

.text

Size

432KB

Virtual Size

431KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

145KB

Virtual Size

145KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

10KB

Virtual Size

15KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.fptable

Size

512B

Virtual Size

128B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

100KB

Virtual Size

99KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

25KB

Virtual Size

25KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

b1d39342bf57bcba83514712a95f458db35666b8de759fa85b89731fbc580224

PE Signature issue

ole32

shell32

wininet

user32

version

kernel32

advapi32

oleaut32

shlwapi

gdi32

crypt32

msi

generic