meshagent | 2026-07-22_8af36ba297e12ce77acbdafcdd9eeec1_coinminer_glassworm_icedid_njrat_ryuk_sliver

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General

Target
2026-07-22_8af36ba297e12ce77acbdafcdd9eeec1_coinminer_glassworm_icedid_njrat_ryuk_sliver
Size 3.3MB
Sample260722-3l5jsaxamd
SHA256 943c28e45c9f752e10eb62bd03515abfdef2ce8d1f5430fc8c9a602f9e1f585a
MD5 8af36ba297e12ce77acbdafcdd9eeec1
SHA1 c4378b63d5a53ca123b3b2fbb74ad02850ad5a98
SHA512 c8d666b0a8ead4a78e74a5f273838843c539bb052ae2b849611ed5b9c9072407f0cc00c8342605112b071a134782df3770e2857ed9f878035b00106c3a004573
SSDEEP 49152:kdZEy2B6vflQf6X8uZQoy3vR6QVQy5Z+bm4M/HMFvfGW0/7Z7Ib3jxf5u:AHvfGfZvZj1/N/z/ofM
TLSH
T1C1F58CD2A3A600E8E9B7F23C85568517E7F1B81753709BCF16A44A760F236D12B7E702
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

geek rat trojan backdoor meshagent

Malware Config

Extracted

Family

meshagent

Version

Botnet

Geek

http://rc.raresoft.net:443/agent.ashx

Attributes

mesh_id
0x48D9F0B390781221661CF996BB71B4F5A69E062560121380CB6AE0DD93638231B0448FA0156CFD7116C5936A177DB1BB
server_id
B4C461F5212E66E4A60664ED4C8C6C49498624FA92EE9B7D9AED1F693322EAB16B501C9FBBE9CD1E643D19F2B01D2E25
wss
wss://rc.raresoft.net:443/agent.ashx

Signatures

Family: MeshAgent
MeshAgent is an open source remote access trojan written in C++.
rat trojan backdoor meshagent

Detects MeshAgent payload 1 IoCs

resource	yara_rule
sample	family_meshagent

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-07-22_8af36ba297e12ce77acbdafcdd9eeec1_coinminer_glassworm_icedid_njrat_ryuk_sliver

File Explorer

2026-07-22_8af36ba297e12ce77acbdafcdd9eeec1_coinminer_glassworm_icedid_njrat_ryuk_sliver

.exe 3.3MB

2026-07-22_8af36ba297e12ce77acbdafcdd9eeec1_coinminer_glassworm_icedid_njrat_ryuk_sliver

IMPHASH fb0a8b4a81655f744a37af985e009476
SHA256 943c28e45c9f752e10eb62bd03515abfdef2ce8d1f5430fc8c9a602f9e1f585a
MD5 8af36ba297e12ce77acbdafcdd9eeec1
SHA1 c4378b63d5a53ca123b3b2fbb74ad02850ad5a98
SHA512 c8d666b0a8ead4a78e74a5f273838843c539bb052ae2b849611ed5b9c9072407f0cc00c8342605112b071a134782df3770e2857ed9f878035b00106c3a004573
SSDEEP 49152:kdZEy2B6vflQf6X8uZQoy3vR6QVQy5Z+bm4M/HMFvfGW0/7Z7Ib3jxf5u:AHvfGfZvZj1/N/z/ofM
TLSH
T1C1F58CD2A3A600E8E9B7F23C85568517E7F1B81753709BCF16A44A760F236D12B7E702
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Detects MeshAgent payload
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

1941564

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

C:\MeshAgent\MeshAgent\Release\MeshService64.pdb

comctl32

InitCommonControlsEx

dbghelp

SymInitialize SymGetModuleBase64 SymGetLineFromAddr64 SymFunctionTableAccess64 SymFromAddr StackWalk64 MiniDumpWriteDump

iphlpapi

GetAdaptersAddresses SendARP ConvertLengthToIpv4Mask GetAdaptersInfo

ws2_32

WSACloseEvent htons htonl gethostname ntohs ntohl WSAGetLastError ioctlsocket recv WSASetLastError send getsockname WSASocketW listen closesocket bind accept __WSAFDIsSet setsockopt socket sendto getsockopt recvfrom connect shutdown WSAIoctl GetAddrInfoW WSAResetEvent WSAEventSelect WSAStartup WSACreateEvent WSACleanup FreeAddrInfoW select

crypt32

CertFindCertificateInStore CertDuplicateCertificateContext CertDeleteCertificateFromStore CryptAcquireCertificatePrivateKey CertAddEncodedCertificateToStore CryptMsgClose CryptMsgUpdate CryptExportPublicKeyInfo CertCreateSelfSignCertificate CertFreeCertificateContext CryptMsgOpenToEncode CertAddCertificateContextToStore PFXExportCertStore CryptSignAndEncodeCertificate CertCloseStore CertStrToNameA CryptMsgGetParam CryptEncodeObject CertSetCertificateContextProperty CertGetCertificateContextProperty CryptMsgCalculateEncodedLength CertOpenStore CertStrToNameW CertEnumCertificatesInStore

gdiplus

GdipGetImageEncoders GdiplusShutdown GdipCloneImage GdipAlloc GdipDisposeImage GdipFree GdipGetImageEncodersSize GdipLoadImageFromStream GdipSaveImageToStream GdiplusStartup

ncrypt

NCryptCreatePersistedKey NCryptFreeObject NCryptSetProperty BCryptCloseAlgorithmProvider BCryptGenRandom NCryptOpenStorageProvider BCryptOpenAlgorithmProvider NCryptFinalizeKey

kernel32

InitializeSListHead GetStartupInfoW RtlUnwindEx GetFullPathNameW GetStdHandle WriteFile LoadLibraryExA GetModuleFileNameW GetSystemPowerStatus OpenProcess MultiByteToWideChar Sleep GetLastError CloseHandle GetCurrentDirectoryW SetCurrentDirectoryW GetProcAddress SetEnvironmentVariableA CreateProcessW FreeLibrary WideCharToMultiByte GetCurrentThreadId GetModuleHandleA WaitForSingleObjectEx CreateThread QueueUserAPC OpenThread ReadFile LoadLibraryA SleepEx SetSystemPowerState GetCurrentProcess SetThreadExecutionState HeapFree HeapAlloc GetProcessHeap SystemTimeToFileTime GetSystemTime FileTimeToSystemTime SystemTimeToTzSpecificLocalTime QueryPerformanceCounter ReleaseSemaphore WaitForSingleObject CreateSemaphoreA CancelIo FindFirstFileW FindNextFileW RemoveDirectoryW GetFinalPathNameByHandleW GetDriveTypeA SetFilePointer FindFirstVolumeA FindClose CreateFileW GetVolumePathNamesForVolumeNameA GetFileAttributesExW ReadDirectoryChangesW FindNextVolumeA FindVolumeClose GetDiskFreeSpaceExA CreateEventA GetModuleHandleExA WaitForMultipleObjectsEx CreateNamedPipeA DisconnectNamedPipe CreateFileA CancelIoEx LocalFree ConnectNamedPipe SetConsoleMode GetConsoleMode SetConsoleOutputCP IsDebuggerPresent TerminateProcess GetTempPathW CancelSynchronousIo SetEvent ResetEvent IsProcessorFeaturePresent GetCurrentProcessId GetEnvironmentStrings FreeEnvironmentStringsA CopyFileW RtlCaptureContext SuspendThread ResumeThread DuplicateHandle GetTickCount64 GetCurrentThread GetOverlappedResult GetThreadContext WTSGetActiveConsoleSessionId GetExitCodeProcess SetEndOfFile DeleteFileW SetFilePointerEx SetConsoleCtrlHandler FreeConsole LoadLibraryExW SetLastError GetFileType GetModuleHandleW SwitchToFiber DeleteFiber CreateFiber GetSystemTimeAsFileTime ConvertFiberToThread ConvertThreadToFiber GetEnvironmentVariableW ReadConsoleA ReadConsoleW EnterCriticalSection LeaveCriticalSection DeleteCriticalSection InitializeCriticalSectionAndSpinCount TlsAlloc TlsGetValue TlsSetValue TlsFree ExitProcess GetModuleHandleExW CreateDirectoryW GetConsoleCP MoveFileExW SetEnvironmentVariableW GetTimeZoneInformation SetStdHandle GetDriveTypeW PeekNamedPipe GetCommandLineA GetCommandLineW GetACP GetDateFormatW GetTimeFormatW CompareStringW LCMapStringW GetStringTypeW HeapReAlloc FlushFileBuffers WriteConsoleW GetCPInfo FindFirstFileExW SetUnhandledExceptionFilter UnhandledExceptionFilter RtlLookupFunctionEntry GetThreadId RtlVirtualUnwind IsValidCodePage GetOEMCP GetEnvironmentStringsW FreeEnvironmentStringsW RaiseException HeapSize RtlPcToFileHeader QueryPerformanceFrequency EncodePointer

user32

EndDialog SetWindowTextW GetWindowPlacement ShowWindow GetDlgCtrlID SetWindowPlacement SetWindowTextA IsDlgButtonChecked GetDlgItem CheckDlgButton DialogBoxParamW EnableWindow MessageBeep ExitWindowsEx GetUserObjectInformationA EnumDisplayMonitors GetSystemMetrics SetThreadDesktop GetThreadDesktop CloseDesktop BlockInput GetMonitorInfoA OpenInputDesktop GetKeyState GetMessageA GetMessageExtraInfo SendMessageW LoadCursorA DestroyWindow GetDC PostMessageA GetIconInfo CallNextHookEx GetCursorInfo SetWindowsHookExA MapVirtualKeyA GetForegroundWindow UnhookWindowsHookEx DefWindowProcA CreateWindowExA TranslateMessage UnregisterClassA DrawIconEx SetWinEventHook RegisterClassExA UnhookWinEvent SetForegroundWindow ReleaseDC SendInput SetProcessDPIAware MessageBoxW GetUserObjectInformationW GetProcessWindowStation DispatchMessageA CreateWindowExW GetWindowRect

gdi32

SetBkMode SetBkColor CreateSolidBrush BitBlt StretchBlt DeleteDC SetStretchBltMode CreateCompatibleBitmap GetObjectA SelectObject CreateCompatibleDC GetDIBits DeleteObject SetTextColor GetStockObject

advapi32

CloseServiceHandle AllocateAndInitializeSid CryptEnumProvidersW CryptSignHashW CryptDestroyHash CryptCreateHash CryptDecrypt CryptExportKey CryptGetUserKey CryptGetProvParam CryptSetHashParam CryptAcquireContextW ReportEventW RegisterEventSourceW DeregisterEventSource StartServiceCtrlDispatcherA RegCreateKeyW RegSetValueExA RegDeleteKeyA RegCloseKey RegOpenKeyExA OpenProcessToken InitiateSystemShutdownA LookupPrivilegeValueA AdjustTokenPrivileges CryptReleaseContext RegSetValueExW CryptDestroyKey InitializeSecurityDescriptor SetEntriesInAclA SetSecurityDescriptorDacl DuplicateTokenEx CreateProcessAsUserW SetTokenInformation OpenServiceA CheckTokenMembership FreeSid RegisterServiceCtrlHandlerExA OpenSCManagerA SetServiceStatus QueryServiceStatus

shell32

ShellExecuteExW

ole32

CoInitializeEx CreateStreamOnHGlobal CoUninitialize

Name

.text

Size

2.0MB

Virtual Size

2.0MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

988KB

Virtual Size

988KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

39KB

Virtual Size

201KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

102KB

Virtual Size

101KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.gfids

Size

512B

Virtual Size

196B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

136KB

Virtual Size

136KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

19KB

Virtual Size

18KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Extracted

Signatures

File Explorer

2026-07-22_8af36ba297e12ce77acbdafcdd9eeec1_coinminer_glassworm_icedid_njrat_ryuk_sliver

comctl32

dbghelp

iphlpapi

ws2_32

crypt32

gdiplus

ncrypt

kernel32

user32

gdi32

advapi32

shell32

ole32

generic