2026-09-04_9b8f2805dcd195928b5a2d657c67367b_cobalt-strike_dosia_luca-stealer_quasar-rat

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General

Target
2026-09-04_9b8f2805dcd195928b5a2d657c67367b_cobalt-strike_dosia_luca-stealer_quasar-rat
Size 4.5MB
Sample260905-cs6sbaveme
SHA256 67e70fdeefa4e67980688ac55d6781134d4f3f245550f7d9fa8a8f30985ee5ba
MD5 9b8f2805dcd195928b5a2d657c67367b
SHA1 bf51e875b5660c9a72ea67c2835111389edd4fbe
SHA512 c115160c5e350d9edbb510e0c295d569e4ab57361b9d974e63111381d711d737f448f050caac528e72cd198e4918b5f3c144877e7fd723a97e4b9ea5017527a8
SSDEEP 98304:8FGd68EFMIM0f8ARXaxa6kR5XbEgEk4B5J:8BrFxM0f9RK9c5YlX
TLSH
T15A26F047B89040FAC5AED134896A5222BA707C950F3157D73B51B3F82FB2BE86E79314
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-09-04_9b8f2805dcd195928b5a2d657c67367b_cobalt-strike_dosia_luca-stealer_quasar-rat

File Explorer

2026-09-04_9b8f2805dcd195928b5a2d657c67367b_cobalt-strike_dosia_luca-stealer_quasar-rat

.exe 4.5MB

2026-09-04_9b8f2805dcd195928b5a2d657c67367b_cobalt-strike_dosia_luca-stealer_quasar-rat

IMPHASH 29c78be06b08f1034fb52a93199307ff
SHA256 67e70fdeefa4e67980688ac55d6781134d4f3f245550f7d9fa8a8f30985ee5ba
MD5 9b8f2805dcd195928b5a2d657c67367b
SHA1 bf51e875b5660c9a72ea67c2835111389edd4fbe
SHA512 c115160c5e350d9edbb510e0c295d569e4ab57361b9d974e63111381d711d737f448f050caac528e72cd198e4918b5f3c144877e7fd723a97e4b9ea5017527a8
SSDEEP 98304:8FGd68EFMIM0f8ARXaxa6kR5XbEgEk4B5J:8BrFxM0f9RK9c5YlX
TLSH
T15A26F047B89040FAC5AED134896A5222BA707C950F3157D73B51B3F82FB2BE86E79314
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

5296

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_DEBUG_STRIPPED

PDB paths

kernel32

AddVectoredExceptionHandler CloseHandle CreateEventA CreateFileA CreateIoCompletionPort CreateThread CreateWaitableTimerExW DeleteCriticalSection DuplicateHandle EnterCriticalSection ExitProcess FreeEnvironmentStringsW FreeLibrary GetConsoleMode GetCurrentProcess GetCurrentProcessId GetCurrentThreadId GetEnvironmentStringsW GetLastError GetProcAddress GetProcessAffinityMask GetProcessHeap GetQueuedCompletionStatusEx GetStartupInfoA GetStdHandle GetSystemDirectoryA GetSystemInfo GetSystemTimeAsFileTime GetThreadContext GetThreadLocale GetTickCount HeapAlloc HeapFree InitializeCriticalSection IsBadReadPtr LeaveCriticalSection LoadLibraryA LoadLibraryW PostQueuedCompletionStatus QueryPerformanceCounter ResumeThread RtlAddFunctionTable RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind SetConsoleCtrlHandler SetErrorMode SetEvent SetLastError SetProcessPriorityBoost SetThreadContext SetUnhandledExceptionFilter SetWaitableTimer Sleep SuspendThread SwitchToThread TerminateProcess TlsAlloc TlsGetValue UnhandledExceptionFilter VirtualAlloc VirtualFree VirtualProtect VirtualQuery WaitForMultipleObjects WaitForSingleObject WriteConsoleW WriteFile __C_specific_handler lstrlenA

msvcrt

__getmainargs __initenv __iob_func __lconv_init __set_app_type __setusermatherr _acmdln _amsg_exit _beginthread _cexit _errno _fmode _initterm _onexit _stricmp abort calloc exit fprintf free fwrite malloc memcpy memset realloc signal strlen strncmp strtol vfprintf wcstombs

Name

.text

Size

662KB

Virtual Size

664KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

3.2MB

Virtual Size

3.2MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

695KB

Virtual Size

696KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.pdata

Size

1024B

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.xdata

Size

1024B

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

360KB

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.edata

Size

512B

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.idata

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.CRT

Size

512B

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.tls

Size

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.reloc

Size

15KB

Virtual Size

16KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

2026-09-04_9b8f2805dcd195928b5a2d657c67367b_cobalt-strike_dosia_luca-stealer_quasar-rat

kernel32

msvcrt

generic