f2879faf8797dd9b9263ba313d4051393b72dba7b89ad29391ced81b14c44557

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General

Target
f2879faf8797dd9b9263ba313d4051393b72dba7b89ad29391ced81b14c44557
Size 3.8MB
Sample261030-mlwc4sec25
SHA256 f2879faf8797dd9b9263ba313d4051393b72dba7b89ad29391ced81b14c44557
MD5 a326f05d10cd34024f67b3c13fefa2b9
SHA1 b65567c7096c841ea860071d12d0b6bef1067a5e
SHA512 cca484bf8560f2c781f85b6b5f6560e9541b3b20e841cc4e2dce1c49a9ab9472f6b95c852703a01f68a23665d11fff49403d73395e589c76379f31de9dff9a65
SSDEEP 98304:mGcoBBDch/YXAGbkm+zXHqf4BVp6MC58zsLGrgdoKreIr1M6hM:rFcF0AGbkNXHqQBX6/58zsL7HrZrHm
TLSH
T1DE16232DE79908F5D17BE1B8C8B24506D6727C8E47B05A8F23E629961F233D06E3D721
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

upx

Malware Config

Signatures

Codesign digest Mismatch 1 IoCs

File was altered after it was signed.

resource
f2879faf8797dd9b9263ba313d4051393b72dba7b89ad29391ced81b14c44557

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
sample	upx

File Explorer

f2879faf8797dd9b9263ba313d4051393b72dba7b89ad29391ced81b14c44557

.exe 3.8MB

f2879faf8797dd9b9263ba313d4051393b72dba7b89ad29391ced81b14c44557

IMPHASH 97575b05fe7cedeef8045842104c9663
SHA256 f2879faf8797dd9b9263ba313d4051393b72dba7b89ad29391ced81b14c44557
MD5 a326f05d10cd34024f67b3c13fefa2b9
SHA1 b65567c7096c841ea860071d12d0b6bef1067a5e
SHA512 cca484bf8560f2c781f85b6b5f6560e9541b3b20e841cc4e2dce1c49a9ab9472f6b95c852703a01f68a23665d11fff49403d73395e589c76379f31de9dff9a65
SSDEEP 98304:mGcoBBDch/YXAGbkm+zXHqf4BVp6MC58zsLGrgdoKreIr1M6hM:rFcF0AGbkNXHqQBX6/58zsL7HrZrHm
TLSH
T1DE16232DE79908F5D17BE1B8C8B24506D6727C8E47B05A8F23E629961F233D06E3D721
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Codesign digest Mismatch

File was altered after it was signed.
UPX packed file

Detects executables packed with UPX/modified UPX open source packer.

upx

PE Signature issue

Digest

c1:97:4e:9d:ab:90:99:d2:d4:7a:4c:55:cf:a0:d9:35:f4:79:e2:21:f7:c6:8b:a2:41:c4:ec:0c:2c:68:eb:3f

Digest Algorithm

sha256

PE Digests Matches

Not matched

Trusted

Signing Certificate

SERIALNUMBER=HRB 109885,CN=win.rar GmbH,O=win.rar GmbH,L=Berlin,ST=Berlin,C=DE,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.1=#130e436861726c6f7474656e62757267,1.3.6.1.4.1.311.60.2.1.2=#13064265726c696e,1.3.6.1.4.1.311.60.2.1.3=#13024445

Chains

Aug 12, 2025

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 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

Revocation Status

Not revoked

Timespan

Apr 29, 2021 - Apr 28, 2036

Subject

Serial Number

04:8b:08:39:9e:c7:03:62:3c:72:cd:20:77:ad:65:d9

Issuer

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

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Aug 8, 2023 - Aug 7, 2026

Subject

CN=DigiCert SHA256 RSA4096 Timestamp Responder 2025 1,O=DigiCert\, Inc.,C=US

Serial Number

0a:80:ef:18:4b:8d:f1:05:82:d1:c4:76:a7:95:74:68

Issuer

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

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Jun 4, 2025 - Sep 3, 2036

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

Revocation Status

Not revoked

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

Revocation Status

Not revoked

Timespan

Aug 1, 2022 - Nov 9, 2031

Minor OS version

Major OS version

Entry point

156144

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA 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_LARGE_ADDRESS_AWARE

PDB paths

D:\Projects\WinRAR\SFX\setup\build\sfxrar64\Release\sfxrar.pdb

kernel32

GetLastError FormatMessageW LocalFree SetLastError CreateHardLinkW SetFileTime CreateFileW CloseHandle DeviceIoControl RemoveDirectoryW DeleteFileW GetLongPathNameW GetShortPathNameW MoveFileW GetStdHandle WriteFile ReadFile SetFilePointer SetEndOfFile FlushFileBuffers GetFileType CreateDirectoryW GetFileAttributesW SetFileAttributesW GetCurrentProcessId FindClose FindFirstFileW FindNextFileW GetVersionExW GetFullPathNameW FoldStringW GetModuleFileNameW SetCurrentDirectoryW GetCurrentDirectoryW GetModuleHandleW FindResourceW FreeLibrary GetProcAddress ExpandEnvironmentStringsW SetThreadExecutionState GetCurrentProcess CompareStringW AllocConsole AttachConsole WriteConsoleW Sleep FreeConsole ExitProcess GetSystemDirectoryW LoadLibraryW InitializeCriticalSection DeleteCriticalSection EnterCriticalSection LeaveCriticalSection CreateThread WaitForSingleObject GetProcessAffinityMask CreateSemaphoreW CreateEventW ReleaseSemaphore SetThreadPriority SetEvent ResetEvent FileTimeToSystemTime SystemTimeToTzSpecificLocalTime SystemTimeToFileTime GetSystemTime WideCharToMultiByte MultiByteToWideChar GetCPInfo IsDBCSLeadByte GlobalAlloc SizeofResource LoadResource LockResource GlobalLock GlobalUnlock GlobalFree GetDateFormatW GetTimeFormatW GlobalMemoryStatusEx GetLocaleInfoW GetNumberFormatW GetCommandLineW SetEnvironmentVariableW GetLocalTime GetTickCount MoveFileExW GetTempPathW GetExitCodeProcess GetConsoleMode GetConsoleOutputCP HeapSize SetFilePointerEx GetStringTypeW SetStdHandle GetProcessHeap LCMapStringW InitializeCriticalSectionEx RaiseException GetSystemInfo VirtualProtect VirtualQuery LoadLibraryExA RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter TerminateProcess IsProcessorFeaturePresent ReleaseSRWLockExclusive AcquireSRWLockExclusive WakeAllConditionVariable SleepConditionVariableSRW IsDebuggerPresent GetStartupInfoW QueryPerformanceCounter GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead RtlUnwindEx RtlPcToFileHeader EncodePointer InitializeCriticalSectionAndSpinCount TlsAlloc TlsGetValue TlsSetValue TlsFree LoadLibraryExW QueryPerformanceFrequency GetModuleHandleExW HeapFree HeapAlloc HeapReAlloc FindFirstFileExW IsValidCodePage GetACP GetOEMCP GetCommandLineA GetEnvironmentStringsW FreeEnvironmentStringsW FlsAlloc FlsGetValue FlsSetValue FlsFree

oleaut32

SysAllocString SysFreeString VariantClear

gdiplus

GdipFree GdipAlloc GdipCloneImage GdipDisposeImage GdipCreateHBITMAPFromBitmap GdiplusStartup GdiplusShutdown GdipCreateBitmapFromStream

Name

.text

Size

251KB

Virtual Size

250KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

81KB

Virtual Size

80KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

4KB

Virtual Size

44KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

15KB

Virtual Size

15KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.didat

Size

1024B

Virtual Size

824B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.fptable

Size

512B

Virtual Size

256B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

132KB

Virtual Size

132KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

UPX1

Size

763KB

Virtual Size

764KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

File Explorer

f2879faf8797dd9b9263ba313d4051393b72dba7b89ad29391ced81b14c44557

PE Signature issue

kernel32

oleaut32

gdiplus

generic