maxlocker | 2026-08-10_243f4a902fc3effe56202a1b941bc9e1_cobalt-strike_icedid_luca-stealer_njrat

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General

Target
2026-08-10_243f4a902fc3effe56202a1b941bc9e1_cobalt-strike_icedid_luca-stealer_njrat
Size 936KB
Sample260810-fxbdrabn8x
SHA256 103505f9df33430a7e1ba220204b8ee79725b3cad0ed16208f8793ed5d9440ad
MD5 243f4a902fc3effe56202a1b941bc9e1
SHA1 0cd08900d6b730c9fd57c883a3c36a3c37ccf8d3
SHA512 d7dc52d20cc4c95aea71512f6eaa619acc2213f48cff83eefe23cb0c4bcda92a78c3df710607301ed4ded1642d979aac1458a33be40ce0c67b432bb8849ff519
SSDEEP 24576:5pXA4sQoRbeIzW4iEZ31m2Rx2+siA/s8:5pgDiEB1vRYd/
TLSH
T1D315F142779716EAE6738D3889A2D312EF32F8560B65D7CF63900EE52D232D01D39B52
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

stealer maxlocker

Malware Config

Signatures

Family: MaxLocker
MaxLocker is a Windows stealer written in C++.
stealer maxlocker

Detects MaxLocker 1 IoCs

resource	yara_rule
sample	family_maxlocker

Detects executables referencing virtualization MAC addresses 1 IoCs

resource	yara_rule
sample	INDICATOR_SUSPICIOUS_VM_Evasion_MACAddrComb

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-08-10_243f4a902fc3effe56202a1b941bc9e1_cobalt-strike_icedid_luca-stealer_njrat

File Explorer

2026-08-10_243f4a902fc3effe56202a1b941bc9e1_cobalt-strike_icedid_luca-stealer_njrat

.exe 936KB

2026-08-10_243f4a902fc3effe56202a1b941bc9e1_cobalt-strike_icedid_luca-stealer_njrat

IMPHASH 87ba2e40007ea23ffbd647dd6ce23b31
SHA256 103505f9df33430a7e1ba220204b8ee79725b3cad0ed16208f8793ed5d9440ad
MD5 243f4a902fc3effe56202a1b941bc9e1
SHA1 0cd08900d6b730c9fd57c883a3c36a3c37ccf8d3
SHA512 d7dc52d20cc4c95aea71512f6eaa619acc2213f48cff83eefe23cb0c4bcda92a78c3df710607301ed4ded1642d979aac1458a33be40ce0c67b432bb8849ff519
SSDEEP 24576:5pXA4sQoRbeIzW4iEZ31m2Rx2+siA/s8:5pgDiEB1vRYd/
TLSH
T1D315F142779716EAE6738D3889A2D312EF32F8560B65D7CF63900EE52D232D01D39B52
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Detects MaxLocker
Detects executables referencing virtualization MAC addresses
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

87352

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_LARGE_ADDRESS_AWARE

PDB paths

gdiplus

GdipDrawLineI GdipSetPathGradientSurroundColorsWithCount GdipLoadImageFromStream GdiplusStartup GdiplusShutdown GdipCreateStringFormat GdipDeleteFontFamily GdipGetImageHeight GdipAddPathArcI GdipCreateFontFamilyFromName GdipCloneImage GdipAddPathEllipseI GdipDeleteBrush GdipAlloc GdipDrawImageRectI GdipDeletePath GdipSetPathGradientCenterColor GdipCreatePathGradientFromPath GdipDisposeImage GdipSetSmoothingMode GdipCreateLineBrush GdipCreatePath GdipSetStringFormatLineAlign GdipCreateFont GdipSetLinePresetBlend GdipSetInterpolationMode GdipCreateSolidFill GdipFillPath GdipClosePathFigure GdipGetGenericFontFamilySansSerif GdipFree GdipDrawPath GdipDrawString GdipCreateFromHDC GdipFillEllipseI GdipSetTextRenderingHint GdipCloneBrush GdipGetPathGradientPointCount GdipFillRectangleI GdipCreatePen2 GdipDeleteGraphics GdipDeleteStringFormat GdipDeleteFont GdipGetImageWidth GdipDeletePen GdipCreatePen1 GdipNewPrivateFontCollection GdipSetStringFormatAlign GdipDeletePrivateFontCollection GdipPrivateAddMemoryFont

user32

DefWindowProcW MessageBoxW GetMessageW EnumDisplayMonitors InvalidateRect UpdateWindow PostQuitMessage GetClientRect SetWindowsHookExW LoadCursorW BeginPaint SetWindowLongPtrW CreateWindowExW CallNextHookEx GetSystemMetrics GetWindowLongPtrW RegisterClassExW ShowWindow GetAsyncKeyState DispatchMessageW SetTimer GetMonitorInfoW UnhookWindowsHookEx SetLayeredWindowAttributes TranslateMessage EndPaint

gdi32

GetStockObject CreateCompatibleDC SelectObject CreateCompatibleBitmap BitBlt DeleteDC DeleteObject

kernel32

LCMapStringW CompareStringW VirtualProtect InitializeCriticalSectionEx FlsFree FlsSetValue FlsGetValue FlsAlloc SetEnvironmentVariableW FreeEnvironmentStringsW GetEnvironmentStringsW MultiByteToWideChar GetCommandLineW GetCommandLineA GetCPInfo GetOEMCP GetACP IsValidCodePage FindFirstFileExW CreateProcessW GetExitCodeProcess WaitForSingleObject GetFileType HeapAlloc HeapFree GetModuleHandleExW LoadLibraryExW FreeLibrary TlsFree TlsSetValue TlsGetValue TlsAlloc InitializeCriticalSectionAndSpinCount DeleteCriticalSection LeaveCriticalSection EnterCriticalSection EncodePointer SetLastError GetLastError RaiseException RtlPcToFileHeader RtlUnwindEx InitializeSListHead GetSystemTimeAsFileTime GetCurrentThreadId IsProcessorFeaturePresent GetStartupInfoW SetUnhandledExceptionFilter UnhandledExceptionFilter RtlVirtualUnwind RtlLookupFunctionEntry RtlCaptureContext GetProcessHeap SetStdHandle GetStringTypeW SetFilePointerEx HeapSize HeapReAlloc FlushFileBuffers GetConsoleOutputCP GetConsoleMode WriteConsoleW GetStdHandle SizeofResource GetVolumeInformationW FindNextFileW GetCurrentProcess WriteFile TerminateProcess RemoveDirectoryW GetModuleFileNameW FindClose CreateFileW GetFileAttributesW GetSystemDirectoryW CreateToolhelp32Snapshot Sleep GetFileAttributesExW Process32NextW GetCurrentThread LockResource GlobalAlloc DeleteFileW Process32FirstW CloseHandle CreateThread LoadResource FindResourceW GetProcAddress GlobalLock ExitProcess GetCurrentProcessId GetModuleHandleW WideCharToMultiByte GetSystemTime QueryPerformanceCounter GetTickCount GlobalUnlock IsDebuggerPresent GetComputerNameA CheckRemoteDebuggerPresent GlobalFree

advapi32

RegCloseKey GetUserNameA RegCreateKeyExW RegDeleteTreeW RegSetValueExW RegOpenKeyExW RegDeleteValueW GetUserNameW

ole32

CreateStreamOnHGlobal

iphlpapi

GetAdaptersInfo

wininet

InternetCloseHandle InternetConnectA InternetOpenUrlA InternetCrackUrlA HttpOpenRequestA InternetOpenA HttpSendRequestA

shell32

ShellExecuteW SHGetFolderPathW

Name

.text

Size

191KB

Virtual Size

191KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

5KB

Virtual Size

13KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

7KB

Virtual Size

6KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.idata

Size

8KB

Virtual Size

7KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.fptable

Size

512B

Virtual Size

256B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

720KB

Virtual Size

720KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

2KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

2026-08-10_243f4a902fc3effe56202a1b941bc9e1_cobalt-strike_icedid_luca-stealer_njrat

gdiplus

user32

gdi32

kernel32

advapi32

ole32

iphlpapi

wininet

shell32

generic