2026-09-22_0b7e3b53d72f6347dbd9f0a33f9dc4c1_cobalt-strike_dosia_luca-stealer_quasar-rat

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General

Target
2026-09-22_0b7e3b53d72f6347dbd9f0a33f9dc4c1_cobalt-strike_dosia_luca-stealer_quasar-rat
Size 4.5MB
Sample260922-2jbcgsha45
SHA256 7cd621227930ce2d2e00048a5cf62dfd68b5c62f3929ae6327dd52fd8e9b215f
MD5 0b7e3b53d72f6347dbd9f0a33f9dc4c1
SHA1 714541e7f8f77507ed8b3571bdf5aa8d16b4703e
SHA512 5963cb588c7c7f7c9824f89c6708a86afe245f2a45e408d31a2b055b902dcb232faded0da696b7c785b283a17572199e417cf440b2ea660e6f625fe7c5126023
SSDEEP 98304:8FGd68EFMIM0f8ARXaxa6kR5XbEgEk4BU:8BrFxM0f9RK9c5Yl
TLSH
T10226F047B89040FAC5AED134896A5222BA707C950F3157D73B51B3F82FB2BE86E79314
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-09-22_0b7e3b53d72f6347dbd9f0a33f9dc4c1_cobalt-strike_dosia_luca-stealer_quasar-rat

File Explorer

2026-09-22_0b7e3b53d72f6347dbd9f0a33f9dc4c1_cobalt-strike_dosia_luca-stealer_quasar-rat

.exe 4.5MB

2026-09-22_0b7e3b53d72f6347dbd9f0a33f9dc4c1_cobalt-strike_dosia_luca-stealer_quasar-rat

IMPHASH 29c78be06b08f1034fb52a93199307ff
SHA256 7cd621227930ce2d2e00048a5cf62dfd68b5c62f3929ae6327dd52fd8e9b215f
MD5 0b7e3b53d72f6347dbd9f0a33f9dc4c1
SHA1 714541e7f8f77507ed8b3571bdf5aa8d16b4703e
SHA512 5963cb588c7c7f7c9824f89c6708a86afe245f2a45e408d31a2b055b902dcb232faded0da696b7c785b283a17572199e417cf440b2ea660e6f625fe7c5126023
SSDEEP 98304:8FGd68EFMIM0f8ARXaxa6kR5XbEgEk4BU:8BrFxM0f9RK9c5Yl
TLSH
T10226F047B89040FAC5AED134896A5222BA707C950F3157D73B51B3F82FB2BE86E79314
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

2026-09-22_0b7e3b53d72f6347dbd9f0a33f9dc4c1_cobalt-strike_dosia_luca-stealer_quasar-rat

kernel32

msvcrt

generic