2026-08-03_0459114a7a67067d245b9b723cca7e53_akira_glassworm_quasar-rat

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General

Target
2026-08-03_0459114a7a67067d245b9b723cca7e53_akira_glassworm_quasar-rat
Size 1.5MB
Sample260804-d5yg5scd64
SHA256 0d17cd2971813080f3f8d4edc4f65e9e997213a2aa31509bd1450309a4bc05be
MD5 0459114a7a67067d245b9b723cca7e53
SHA1 8b19d527f7bf60722f9ca3412dc9ae9b967e0f3a
SHA512 70ff3f6ad93ce00b37fb1fbf556df2ff5979b547a7f99780f8b63f0cc5b6fa5d8f0d76412cbf17ec39ac4841429449f25a2b97fc55d5239eaf256c0a5ed59833
SSDEEP 24576:HoSfu0+2sf73g7R4BUQFrhBBiVP1cdZvcFfyw:HoSG0hsfc76BUQtfCPidZv6
TLSH
T1F5756B43E6A585EAC45EC0788357A632FA33B88E4630B6EF27D45B313E66B905F0D705
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

Malware Config

Signatures

Detects executables embedding registry key / value combination indicative of disabling Windows Defen 1 IoCs

resource	yara_rule
sample	INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-08-03_0459114a7a67067d245b9b723cca7e53_akira_glassworm_quasar-rat

File Explorer

2026-08-03_0459114a7a67067d245b9b723cca7e53_akira_glassworm_quasar-rat

.exe 1.5MB

2026-08-03_0459114a7a67067d245b9b723cca7e53_akira_glassworm_quasar-rat

IMPHASH 5804fc943a5b68bb8554e259bebc9df2
SHA256 0d17cd2971813080f3f8d4edc4f65e9e997213a2aa31509bd1450309a4bc05be
MD5 0459114a7a67067d245b9b723cca7e53
SHA1 8b19d527f7bf60722f9ca3412dc9ae9b967e0f3a
SHA512 70ff3f6ad93ce00b37fb1fbf556df2ff5979b547a7f99780f8b63f0cc5b6fa5d8f0d76412cbf17ec39ac4841429449f25a2b97fc55d5239eaf256c0a5ed59833
SSDEEP 24576:HoSfu0+2sf73g7R4BUQFrhBBiVP1cdZvcFfyw:HoSG0hsfc76BUQtfCPidZv6
TLSH
T1F5756B43E6A585EAC45EC0788357A632FA33B88E4630B6EF27D45B313E66B905F0D705
MD5 SHA1 SHA512 SSDEEP TLSH

Detects executables embedding registry key / value combination indicative of disabling Windows Defen
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

5152

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_DEBUG_STRIPPED

PDB paths

ntdll

NtCreateNamedPipeFile NtQueryInformationProcess NtQuerySystemInformation RtlGetVersion NtCancelIoFileEx NtCreateFile NtDeviceIoControlFile NtOpenFile NtReadFile NtWriteFile RtlNtStatusToDosError

advapi32

RegCloseKey RegCreateKeyExW RegOpenKeyExW RegQueryValueExW RegSetValueExW CopySid GetLengthSid GetTokenInformation IsValidSid OpenProcessToken SystemFunction036

kernel32

AddVectoredExceptionHandler CheckRemoteDebuggerPresent CompareStringOrdinal CreateToolhelp32Snapshot FormatMessageW FreeEnvironmentStringsW GetCurrentDirectoryW GetEnvironmentStringsW GetEnvironmentVariableW IsDebuggerPresent K32GetPerformanceInfo Module32FirstW Module32NextW MultiByteToWideChar QueryPerformanceCounter QueryPerformanceFrequency ReadProcessMemory RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind SetUnhandledExceptionFilter lstrlenW FreeLibrary GetLastError GetModuleFileNameW GetProcAddress LoadLibraryExW SetThreadErrorMode CancelIo CloseHandle CreateEventW CreateFileMappingA CreateFileW CreateIoCompletionPort CreateProcessW CreateThread CreateWaitableTimerExW DuplicateHandle ExitProcess FindClose FindFirstFileExW FindNextFileW GetComputerNameExW GetConsoleMode GetConsoleOutputCP GetCurrentProcess GetCurrentThread GetCurrentThreadId GetExitCodeProcess GetFileAttributesW GetFileInformationByHandle GetFileInformationByHandleEx GetFinalPathNameByHandleW GetFullPathNameW GetLogicalDrives GetModuleHandleA GetModuleHandleW GetOverlappedResult GetProcessHeap GetProcessIoCounters GetProcessTimes GetQueuedCompletionStatusEx GetStdHandle GetSystemDirectoryW GetSystemInfo GetSystemTimePreciseAsFileTime GetSystemTimes GetTempPathW GetWindowsDirectoryW GlobalMemoryStatusEx HeapAlloc HeapFree HeapReAlloc InitOnceBeginInitialize InitOnceComplete LoadLibraryExA LocalFree MapViewOfFile OpenProcess PostQueuedCompletionStatus ReadFile ReadFileEx SetFileCompletionNotificationModes SetFileInformationByHandle SetFilePointerEx SetFileTime SetHandleInformation SetLastError SetThreadStackGuarantee SetWaitableTimer Sleep SleepEx SwitchToThread TlsAlloc TlsFree TlsGetValue TlsSetValue UnmapViewOfFile VirtualProtect VirtualQueryEx WaitForMultipleObjects WaitForSingleObject WriteConsoleW WriteFileEx DeleteCriticalSection EnterCriticalSection InitializeCriticalSection LeaveCriticalSection RaiseException RtlUnwindEx VirtualQuery __C_specific_handler

ole32

CoTaskMemFree

oleaut32

GetErrorInfo SysFreeString SysStringLen

pdh

PdhAddEnglishCounterW PdhCloseQuery PdhCollectQueryData PdhGetFormattedCounterValue PdhOpenQueryA PdhRemoveCounter

powrprof

CallNtPowerInformation

psapi

GetModuleFileNameExW GetProcessMemoryInfo

shell32

CommandLineToArgvW SHGetKnownFolderPath

api-ms-win-core-synch-l1-2-0

WaitOnAddress WakeByAddressAll WakeByAddressSingle

bcrypt

BCryptGenRandom

bcryptprimitives

ProcessPrng

crypt32

CertAddCertificateContextToStore CertCloseStore CertDuplicateCertificateChain CertDuplicateCertificateContext CertDuplicateStore CertEnumCertificatesInStore CertFreeCertificateChain CertFreeCertificateContext CertGetCertificateChain CertOpenStore CertVerifyCertificateChainPolicy

secur32

AcceptSecurityContext AcquireCredentialsHandleA ApplyControlToken DecryptMessage DeleteSecurityContext EncryptMessage FreeContextBuffer FreeCredentialsHandle InitializeSecurityContextW QueryContextAttributesW

ws2_32

WSACleanup WSAGetLastError WSAIoctl WSASend WSASocketW WSAStartup bind closesocket connect freeaddrinfo getaddrinfo getpeername getsockname getsockopt ioctlsocket recv send setsockopt shutdown

msvcrt

__getmainargs __initenv __iob_func __set_app_type __setusermatherr _amsg_exit _cexit _commode _fmode _fpreset _initterm abort atexit calloc exit fprintf free malloc memcmp memcpy memmove memset signal strlen strncmp vfprintf wcslen

Name

.text

Size

1003KB

Virtual Size

1003KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

467KB

Virtual Size

467KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.pdata

Size

31KB

Virtual Size

31KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.xdata

Size

43KB

Virtual Size

42KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

576B

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

10KB

Virtual Size

9KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.tls

Size

512B

Virtual Size

16B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.reloc

Size

6KB

Virtual Size

6KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

2026-08-03_0459114a7a67067d245b9b723cca7e53_akira_glassworm_quasar-rat

ntdll

advapi32

kernel32

ole32

oleaut32

pdh

powrprof

psapi

shell32

api-ms-win-core-synch-l1-2-0

bcrypt

bcryptprimitives

crypt32

secur32

ws2_32

msvcrt

generic