2026-08-09_fdbb8ac6cd19f1f0e129ef8519a94592_akira_cobalt-strike_glassworm_quasar-rat_rusty-stealer

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General

Target
2026-08-09_fdbb8ac6cd19f1f0e129ef8519a94592_akira_cobalt-strike_glassworm_quasar-rat_rusty-stealer
Size 15.3MB
Sample260809-fa11wstxdy
SHA256 645745770bd64b2f027781069eee0198da4628f59e47c09c03c52560c7394304
MD5 fdbb8ac6cd19f1f0e129ef8519a94592
SHA1 64d736117c5db074b87084752bee51fbcdf78253
SHA512 dbe469ba4bbf4920320bc12752ea024d9316062487205d20e62cc5d84d13b77d195ed5f30d1b66a90bf8f151285577f162487d20dd7497057814a19e64dd023d
SSDEEP 98304:YnYKzMCkEcBFbbXMe9I1HpX4FaQ78wMtOQuQwML5Wb84E:8wrbguhYlt41ob
TLSH
T1DFF639267B6955EDC0BBC074C2834B62AA3170DA0B356AFB44D082392F75EF96E3D354
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-08-09_fdbb8ac6cd19f1f0e129ef8519a94592_akira_cobalt-strike_glassworm_quasar-rat_rusty-stealer

File Explorer

2026-08-09_fdbb8ac6cd19f1f0e129ef8519a94592_akira_cobalt-strike_glassworm_quasar-rat_rusty-stealer

.exe 15.3MB

2026-08-09_fdbb8ac6cd19f1f0e129ef8519a94592_akira_cobalt-strike_glassworm_quasar-rat_rusty-stealer

IMPHASH 3191529624b9b740d36f7f0abb845f15
SHA256 645745770bd64b2f027781069eee0198da4628f59e47c09c03c52560c7394304
MD5 fdbb8ac6cd19f1f0e129ef8519a94592
SHA1 64d736117c5db074b87084752bee51fbcdf78253
SHA512 dbe469ba4bbf4920320bc12752ea024d9316062487205d20e62cc5d84d13b77d195ed5f30d1b66a90bf8f151285577f162487d20dd7497057814a19e64dd023d
SSDEEP 98304:YnYKzMCkEcBFbbXMe9I1HpX4FaQ78wMtOQuQwML5Wb84E:8wrbguhYlt41ob
TLSH
T1DFF639267B6955EDC0BBC074C2834B62AA3170DA0B356AFB44D082392F75EF96E3D354
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

10513840

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

backup_restore_integration-4b6e3fb4dee831a0.pdb

kernel32

AcquireSRWLockExclusive AddVectoredExceptionHandler AreFileApisANSI CancelIo CancelIoEx CloseHandle CompareFileTime CompareStringOrdinal CopyFileExW CreateDirectoryW CreateEventW CreateFile2 CreateFileA CreateFileMappingW CreateFileW CreateIoCompletionPort CreateMutexA CreateMutexW CreateProcessW CreateThread CreateToolhelp32Snapshot DeleteCriticalSection DeleteFileA DeleteFileW DeviceIoControl DuplicateHandle EnterCriticalSection ExitProcess FindClose FindFirstFileExW FindFirstFileW FindNextFileW FlushFileBuffers FlushViewOfFile FormatMessageA FormatMessageW FreeEnvironmentStringsW FreeLibrary GetCommandLineW GetConsoleMode GetConsoleOutputCP GetConsoleScreenBufferInfo GetCurrentDirectoryW GetCurrentProcess GetCurrentProcessId GetCurrentThread GetCurrentThreadId GetDiskFreeSpaceA GetDiskFreeSpaceExW GetDiskFreeSpaceW GetEnvironmentStringsW GetEnvironmentVariableW GetExitCodeProcess GetFileAttributesA GetFileAttributesExW GetFileAttributesW GetFileInformationByHandle GetFileInformationByHandleEx GetFileSize GetFileType GetFinalPathNameByHandleW GetFullPathNameA GetFullPathNameW GetLastError GetLocaleInfoEx GetModuleFileNameW GetModuleHandleA GetModuleHandleW GetOverlappedResult GetProcAddress GetProcessHeap GetProcessIoCounters GetProcessTimes GetQueuedCompletionStatusEx GetStdHandle GetSystemDirectoryW GetSystemInfo GetSystemTime GetSystemTimeAsFileTime GetSystemTimePreciseAsFileTime GetSystemTimes GetTempPathA GetTempPathW GetTickCount GetTimeZoneInformationForYear GetWindowsDirectoryW GlobalMemoryStatusEx HeapAlloc HeapCompact HeapCreate HeapDestroy HeapFree HeapReAlloc HeapSize HeapValidate InitializeCriticalSection InitializeSListHead K32GetPerformanceInfo LeaveCriticalSection LoadLibraryA LoadLibraryW LocalFree LockFile LockFileEx MapViewOfFile MoveFileExW MultiByteToWideChar OpenProcess OutputDebugStringA OutputDebugStringW PostQueuedCompletionStatus Process32FirstW Process32NextW QueryPerformanceCounter QueryPerformanceFrequency RaiseException ReadFile ReadFileEx ReadProcessMemory ReleaseMutex ReleaseSRWLockExclusive RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind SetConsoleTextAttribute SetEndOfFile SetFileAttributesW SetFileCompletionNotificationModes SetFileInformationByHandle SetFilePointer SetFilePointerEx SetFileTime SetHandleInformation SetLastError SetNamedPipeHandleState SetThreadStackGuarantee SetUnhandledExceptionFilter Sleep SleepConditionVariableSRW SleepEx SwitchToThread SystemTimeToFileTime TryEnterCriticalSection UnlockFile UnlockFileEx UnmapViewOfFile VirtualQueryEx WaitForMultipleObjects WaitForSingleObject WaitForSingleObjectEx WakeAllConditionVariable WideCharToMultiByte WriteConsoleW WriteFile WriteFileEx lstrlenW

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

WaitOnAddress WakeByAddressAll WakeByAddressSingle

ws2_32

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

ntdll

NtCancelIoFileEx NtCreateFile NtCreateNamedPipeFile NtDeviceIoControlFile NtOpenFile NtQueryInformationProcess NtReadFile NtWriteFile RtlGetVersion RtlNtStatusToDosError

userenv

GetUserProfileDirectoryW

bcryptprimitives

ProcessPrng

advapi32

CopySid GetLengthSid GetTokenInformation IsValidSid OpenProcessToken RegCloseKey RegOpenKeyExW RegQueryValueExW

oleaut32

GetErrorInfo SysAllocString SysAllocStringByteLen SysAllocStringLen SysFreeString SysStringByteLen SysStringLen

crypt32

CertAddCertificateContextToStore CertCloseStore CertDuplicateCertificateChain CertDuplicateCertificateContext CertDuplicateStore CertEnumCertificatesInStore CertFreeCertificateChain CertFreeCertificateContext CertGetCertificateChain CertOpenStore CertVerifyCertificateChainPolicy

secur32

AcceptSecurityContext AcquireCredentialsHandleA ApplyControlToken DecryptMessage DeleteSecurityContext EncryptMessage FreeContextBuffer FreeCredentialsHandle InitializeSecurityContextW QueryContextAttributesW

pdh

PdhAddEnglishCounterW PdhCloseQuery PdhCollectQueryData PdhEnumObjectsW PdhGetFormattedCounterValue PdhOpenQueryW PdhRemoveCounter

powrprof

CallNtPowerInformation

psapi

GetModuleFileNameExW GetProcessMemoryInfo

shell32

CommandLineToArgvW

msvcp140

??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ ??0?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z ??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ ??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ ??1?$basic_istream@DU?$char_traits@D@std@@@std@@UEAA@XZ ??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ ??7ios_base@std@@QEBA_NXZ ?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ ?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ ?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ ?_Syserror_map@std@@YAPEBDH@Z ?_Throw_Cpp_error@std@@YAXH@Z ?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ ?_Winerror_map@std@@YAHH@Z ?_Xbad_alloc@std@@YAXXZ ?_Xbad_function_call@std@@YAXXZ ?_Xlength_error@std@@YAXPEBD@Z ?_Xout_of_range@std@@YAXPEBD@Z ?__ExceptionPtrAssign@@YAXPEAXPEBX@Z ?__ExceptionPtrCopy@@YAXPEAXPEBX@Z ?__ExceptionPtrCopyException@@YAXPEAXPEBX1@Z ?__ExceptionPtrCreate@@YAXPEAX@Z ?__ExceptionPtrDestroy@@YAXPEAX@Z ?__ExceptionPtrRethrow@@YAXPEBX@Z ?__ExceptionPtrToBool@@YA_NPEBX@Z ?bad@ios_base@std@@QEBA_NXZ ?clear@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z ?eback@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ ?egptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ ?epptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ ?fail@ios_base@std@@QEBA_NXZ ?fill@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADXZ ?flags@ios_base@std@@QEBAHXZ ?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ ?gbump@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXH@Z ?gcount@?$basic_istream@DU?$char_traits@D@std@@@std@@QEBA_JXZ ?good@ios_base@std@@QEBA_NXZ ?gptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ ?imbue@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAXAEBVlocale@2@@Z ?pptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ ?rdbuf@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBAPEAV?$basic_streambuf@DU?$char_traits@D@std@@@2@XZ ?read@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEAD_J@Z ?seekg@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@V?$fpos@U_Mbstatet@@@2@@Z ?seekg@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@_JH@Z ?seekp@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@V?$fpos@U_Mbstatet@@@2@@Z ?seekp@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@_JH@Z ?setbuf@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAPEAV12@PEAD_J@Z ?setg@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z ?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z ?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD0@Z ?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z ?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ ?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z ?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z ?sync@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ ?tellg@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA?AV?$fpos@U_Mbstatet@@@2@XZ ?tellp@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAA?AV?$fpos@U_Mbstatet@@@2@XZ ?tie@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBAPEAV?$basic_ostream@DU?$char_traits@D@std@@@2@XZ ?uflow@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ ?uncaught_exception@std@@YA_NXZ ?width@ios_base@std@@QEAA_J_J@Z ?width@ios_base@std@@QEBA_JXZ ?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEBD_J@Z ?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z ?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEBD_J@Z _Cnd_signal _Cnd_wait _Mtx_lock _Mtx_unlock _Xtime_get_ticks

user32

CharUpperBuffW

vcruntime140

_CxxThrowException __C_specific_handler __CxxFrameHandler3 __current_exception __current_exception_context __std_exception_copy __std_exception_destroy _purecall memchr memcmp memcpy memmove memset strchr strrchr

vcruntime140_1

__CxxFrameHandler4

api-ms-win-crt-locale-l1-1-0

___lc_codepage_func _configthreadlocale

api-ms-win-crt-runtime-l1-1-0

__p___argc __p___argv _beginthreadex _c_exit _cexit _configure_narrow_argv _crt_atexit _endthreadex _exit _get_initial_narrow_environment _initialize_narrow_environment _initialize_onexit_table _initterm _initterm_e _register_onexit_function _register_thread_local_exe_atexit_callback _seh_filter_exe _set_app_type abort exit terminate

api-ms-win-crt-math-l1-1-0

__setusermatherr _dclass exp fabs floor fmod log pow trunc

api-ms-win-crt-time-l1-1-0

_localtime64_s

api-ms-win-crt-heap-l1-1-0

_callnewh _msize _set_new_mode free malloc realloc

api-ms-win-crt-utility-l1-1-0

qsort

api-ms-win-crt-string-l1-1-0

strcmp strcspn strlen strncmp strncpy strspn wcscmp wcslen

api-ms-win-crt-stdio-l1-1-0

__p__commode _set_fmode

Name

.text

Size

10.2MB

Virtual Size

10.2MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

4.4MB

Virtual Size

4.4MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

50KB

Virtual Size

51KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

658KB

Virtual Size

657KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.tls

Size

1024B

Virtual Size

977B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.reloc

Size

92KB

Virtual Size

91KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

2026-08-09_fdbb8ac6cd19f1f0e129ef8519a94592_akira_cobalt-strike_glassworm_quasar-rat_rusty-stealer

kernel32

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

ws2_32

ntdll

userenv

bcryptprimitives

advapi32

oleaut32

crypt32

secur32

pdh

powrprof

psapi

shell32

msvcp140

user32

vcruntime140

vcruntime140_1

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-time-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-utility-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-stdio-l1-1-0

generic