JJGBFRV368BY238RB8R3HFSNS[.]dll

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General

Target
JJGBFRV368BY238RB8R3HFSNS.dll
Size 2.0MB
Sample260815-q1ycssx1ds
SHA256 2334bb5d095c28cd10c664d14cd59e39211607f43f69720eda9a244a76e903be
MD5 7ac48da22977e8db35a5a7450c489f1a
SHA1 54cacad60f921a7fe16a55ef93c798d4ca278c4b
SHA512 832c1f6f3595c232a0993ceb20a58c14dc5a4f94b97c72634a297f01cf8f19e7c675c54b4f271ce3a259bfe38f293d943e84435ee413e1c414036af9adca2eb0
SSDEEP 24576:U047DoEji43QC8MTHL4Q/x11lncx+9GkZuobS6vNOSFeM/fxLCjNBdmcBkVjub/W:t47HX3t9pbSk4oYIeM/fgecBQcbL2
TLSH
T18AA57D5662D812D8F173E57C86F74606EFB1380A1B60B6CB02E085AD1F277F196BB712
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Untrusted Codesign Signers 1 IoCs

Codesigned file was signed by an untrusted entity.

resource
JJGBFRV368BY238RB8R3HFSNS.dll

File Explorer

JJGBFRV368BY238RB8R3HFSNS.dll

.dll 2.0MB

JJGBFRV368BY238RB8R3HFSNS.dll

IMPHASH 16d30fef5daa40952a55f7c24a023a0e
SHA256 2334bb5d095c28cd10c664d14cd59e39211607f43f69720eda9a244a76e903be
MD5 7ac48da22977e8db35a5a7450c489f1a
SHA1 54cacad60f921a7fe16a55ef93c798d4ca278c4b
SHA512 832c1f6f3595c232a0993ceb20a58c14dc5a4f94b97c72634a297f01cf8f19e7c675c54b4f271ce3a259bfe38f293d943e84435ee413e1c414036af9adca2eb0
SSDEEP 24576:U047DoEji43QC8MTHL4Q/x11lncx+9GkZuobS6vNOSFeM/fxLCjNBdmcBkVjub/W:t47HX3t9pbSk4oYIeM/fgecBQcbL2
TLSH
T18AA57D5662D812D8F173E57C86F74606EFB1380A1B60B6CB02E085AD1F277F196BB712
MD5 SHA1 SHA512 SSDEEP TLSH

Untrusted Codesign Signers

Codesigned file was signed by an untrusted entity.

PE Signature issue

Digest

a5:dc:99:e3:64:6b:62:36:93:b4:bc:cb:e5:07:6e:c8:04:40:55:3b:81:96:bb:f5:5b:e5:08:8d:88:c5:40:b3

Digest Algorithm

sha256

PE Digests Matches

Trusted

Not trusted

Signing Certificate

CN=福建六壬网安股份有限公司,OU=IT,O=福建六壬网安股份有限公司,L=福州,ST=福建,C=CN

Chains

Aug 15, 2026

CN=福建六壬网安股份有限公司,OU=IT,O=福建六壬网安股份有限公司,L=福州,ST=福建,C=CN

Subject

CN=Thawte Code Signing CA - G2,O=Thawte\, Inc.,C=US

Serial Number

47:97:4d:78:73:a5:bc:ab:0d:2f:b3:70:19:2f:ce:5e

Issuer

Key Usages

KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageClientAuth, ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Feb 8, 2010 - Feb 7, 2020

Subject

CN=福建六壬网安股份有限公司,OU=IT,O=福建六壬网安股份有限公司,L=福州,ST=福建,C=CN

Serial Number

36:ea:f6:1d:c3:95:f6:30:41:f4:24:7d:ae:76:ab:7e

Issuer

CN=Thawte Code Signing CA - G2,O=Thawte\, Inc.,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Sep 9, 2016 - Aug 12, 2018

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

1039888

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_DLL

PDB paths

kernel32

FindNextFileW VirtualAlloc VirtualProtect VirtualQuery GetModuleFileNameA GetModuleHandleA GetProcAddress LoadLibraryA CreateDirectoryA CreateFileW GetFileAttributesW WriteFile CloseHandle DeviceIoControl FindFirstFileW MultiByteToWideChar WideCharToMultiByte OutputDebugStringW SetEndOfFile WriteConsoleW HeapSize SetStdHandle GetProcessHeap SetEnvironmentVariableW FreeEnvironmentStringsW GetEnvironmentStringsW GetCommandLineW GetCommandLineA FindFirstFileExW GetTimeZoneInformation GetLocalTime FindClose HeapReAlloc GetOEMCP GetACP IsValidCodePage SetConsoleCtrlHandler ReadConsoleW SetFilePointerEx QueryPerformanceCounter QueryPerformanceFrequency GetSystemTimePreciseAsFileTime GetLastError WaitForSingleObjectEx Sleep SwitchToThread GetCurrentThreadId GetExitCodeThread GetLogicalProcessorInformationEx ReleaseSRWLockExclusive ReleaseSRWLockShared AcquireSRWLockExclusive AcquireSRWLockShared TryAcquireSRWLockExclusive TryAcquireSRWLockShared SleepConditionVariableSRW GetTickCount64 FormatMessageA GetStringTypeW WakeConditionVariable WakeAllConditionVariable EnterCriticalSection LeaveCriticalSection InitializeCriticalSectionEx DeleteCriticalSection LocalFree GetLocaleInfoEx EncodePointer DecodePointer LCMapStringEx CompareStringEx GetCPInfo SetUnhandledExceptionFilter GetStartupInfoW GetModuleHandleW GetCurrentProcessId GetSystemTimeAsFileTime InitializeSListHead RtlPcToFileHeader RaiseException RtlUnwindEx RtlLookupFunctionEntry InterlockedPushEntrySList InterlockedFlushSList SetLastError FlsAlloc FlsGetValue FlsSetValue FlsFree CreateThread ExitThread ResumeThread FreeLibrary FreeLibraryAndExitThread GetModuleHandleExW IsProcessorFeaturePresent GetCurrentProcess ExitProcess TerminateProcess GetModuleFileNameW GetCurrentThread RtlCaptureContext RtlVirtualUnwind IsDebuggerPresent UnhandledExceptionFilter HeapAlloc HeapFree GetTempPathW IsThreadAFiber LoadLibraryExW GetDateFormatW GetTimeFormatW CompareStringW LCMapStringW GetLocaleInfoW IsValidLocale GetUserDefaultLCID EnumSystemLocalesW GetStdHandle GetFileType FlushFileBuffers GetConsoleOutputCP GetConsoleMode ReadFile GetFileSizeEx RtlUnwind

user32

CallNextHookEx GetActiveWindow GetAsyncKeyState GetKeyboardState GetKeyNameTextA ToUnicode SystemParametersInfoW ScreenToClient GetCursorPos GetSystemMetrics MapVirtualKeyW

advapi32

GetUserNameW

wininet

InternetCloseHandle InternetOpenUrlA InternetReadFile InternetOpenA

winmm

PlaySoundW

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

414KB

Virtual Size

414KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

16KB

Virtual Size

470KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

59KB

Virtual Size

58KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.fptable

Size

512B

Virtual Size

256B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

512B

Virtual Size

248B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

JJGBFRV368BY238RB8R3HFSNS.dll

PE Signature issue

kernel32

user32

advapi32

wininet

winmm

generic