REALTEK[.]exe | Triage™

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General

Target
REALTEK.exe
Size 5.0MB
Sample260506-gbp6fsey2p
SHA256 37cd4a7f7e4d159aeb1e2b9cdbd445fc901b8842a9c96b238c72bc59f37e1330
MD5 71392d71a4f6305dff5e17706efb8ff8
SHA1 1beaf27c6fafd20e2df2cb63b46b36783d11dc56
SHA512 2019af4e1950ec6ad6e4b42b7bb74a0a0b0e52acb55d3920ef2333ad74155643c0f6d46b3d67e6d36b8f7b29d34ec015795729d66e56616df739b1dfcef6773b
SSDEEP 98304:ct5jl1PS+6w3RdnWiL7pxSVAZ+KaRdbZZ/uUCArf/7G8yCzvweW1CV9x8:c/XS+6w3RLVxSVAi32W7GnCzvLW1I9x8
TLSH
T18136336728F8C8A1D74112B04473666477785ABE376785EF52C9B23C4FB7580B6323AC
MD5 SHA1 SHA512 SSDEEP TLSH

Score

1^/10

Malware Config

Signatures

File Explorer

REALTEK.exe

.exe 5.0MB

REALTEK.exe

IMPHASH 3764040f14dce7c10295b2086d0b20f8
SHA256 37cd4a7f7e4d159aeb1e2b9cdbd445fc901b8842a9c96b238c72bc59f37e1330
MD5 71392d71a4f6305dff5e17706efb8ff8
SHA1 1beaf27c6fafd20e2df2cb63b46b36783d11dc56
SHA512 2019af4e1950ec6ad6e4b42b7bb74a0a0b0e52acb55d3920ef2333ad74155643c0f6d46b3d67e6d36b8f7b29d34ec015795729d66e56616df739b1dfcef6773b
SSDEEP 98304:ct5jl1PS+6w3RdnWiL7pxSVAZ+KaRdbZZ/uUCArf/7G8yCzvweW1CV9x8:c/XS+6w3RLVxSVAi32W7GnCzvLW1I9x8
TLSH
T18136336728F8C8A1D74112B04473666477785ABE376785EF52C9B23C4FB7580B6323AC
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Digest

2b:3b:90:bc:b6:6d:f7:bb:c3:47:cb:80:b3:df:8b:85:40:84:ea:3a:69:7d:b5:10:94:63:89:5b:8f:c0:4a:3c

Digest Algorithm

sha256

PE Digests Matches

Trusted

Signing Certificate

SERIALNUMBER=22671299,CN=Realtek Semiconductor Corp.,O=Realtek Semiconductor Corp.,L=HSINCHU,C=TW,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13025457

Chains

May 2, 2023

SERIALNUMBER=22671299,CN=Realtek Semiconductor Corp.,O=Realtek Semiconductor Corp.,L=HSINCHU,C=TW,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13025457

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

SERIALNUMBER=22671299,CN=Realtek Semiconductor Corp.,O=Realtek Semiconductor Corp.,L=HSINCHU,C=TW,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13025457

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

SERIALNUMBER=22671299,CN=Realtek Semiconductor Corp.,O=Realtek Semiconductor Corp.,L=HSINCHU,C=TW,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13025457

Serial Number

03:39:02:2c:f9:8d:da:04:2a:02:96:1e:e0:62:e4:9c

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

Jun 30, 2022 - Jun 30, 2023

Subject

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

Serial Number

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

Issuer

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

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Sep 21, 2022 - Nov 21, 2033

Subject

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

Serial Number

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

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

Mar 23, 2022 - Mar 22, 2037

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

104034

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE

PDB paths

oleaut32

SysStringLen SysAllocStringLen VariantClear

user32

DialogBoxParamW SetWindowLongW GetWindowLongW GetDlgItem LoadStringW CharUpperW DestroyWindow EndDialog PostMessageW SetWindowTextW ShowWindow MessageBoxW SendMessageW LoadIconW KillTimer SetTimer

shell32

ShellExecuteExW

msvcrt

_controlfp __set_app_type __p__fmode __p__commode _adjust_fdiv __setusermatherr _initterm __getmainargs _acmdln exit _XcptFilter _exit ?terminate@@YAXXZ ??1type_info@@UAE@XZ _except_handler3 _beginthreadex memset wcsstr free malloc memcpy _CxxThrowException _purecall memmove memcmp wcscmp __CxxFrameHandler

kernel32

CloseHandle GetStartupInfoA InitializeCriticalSection ReleaseSemaphore CreateSemaphoreW ResetEvent SetEvent CreateEventW lstrlenW lstrcatW VirtualFree VirtualAlloc Sleep GetStdHandle GlobalMemoryStatus GetSystemInfo GetCurrentProcess GetProcessAffinityMask SetEndOfFile WriteFile ReadFile SetFilePointer GetFileSize GetFileInformationByHandle GetFileAttributesW GetModuleHandleA FindNextFileW FindFirstFileW FindClose GetCurrentThreadId GetTickCount GetCurrentProcessId GetTempPathW GetCurrentDirectoryW SetCurrentDirectoryW SetLastError DeleteFileW CreateDirectoryW GetModuleHandleW GetProcAddress RemoveDirectoryW SetFileAttributesW CreateFileW SetFileTime GetSystemDirectoryW FormatMessageW LocalFree GetModuleFileNameW LoadLibraryExW DeleteCriticalSection EnterCriticalSection LeaveCriticalSection GetLastError GetVersionExW GetCommandLineW CreateProcessW WaitForSingleObject

Sharing

General

Malware Config

Signatures

File Explorer

REALTEK.exe

oleaut32

user32

shell32

msvcrt

kernel32

generic