cosmu | 2026-08-05_7e1e87e49a10712537833b98f661bd32_elex_rhadamanthys_smoke-loader

General

Target
2026-08-05_7e1e87e49a10712537833b98f661bd32_elex_rhadamanthys_smoke-loader
Size 348KB
Sample260805-glgbaswwcs
SHA256 085bffc10cba3dd3441a20803228f9e8b4a018b997f64f6774b1cdd4d8a9c942
MD5 7e1e87e49a10712537833b98f661bd32
SHA1 b9afc1ba90eed3ab919b17a7277edf2abb3632c4
SHA512 b60ad24c3ae43c8c969affeb5d9aeadcdb3daefd844c1ad7084ff907e11806db5e68b45803b048414578386791db2e10d61b34cbb5a0b957ca53c68d95d648ab
SSDEEP 6144:jFlKgzelZNQSBQGH/CSpWqTNw/oAXjiU4bz:sfBQGH6SfG/oAX+U4
TLSH
T17574D0003A9ECBB2D3C249318CAEFAE1477A7C2FAB559137F7983B0F1E712845656251
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

worm cosmu

Malware Config

Signatures

Family: Cosmu
Cosmu is a Windows worm written in C++.
worm cosmu

Detects Cosmu payload 1 IoCs

Cosmu is a worm written in C++.

resource	yara_rule
sample	family_cosmu

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-08-05_7e1e87e49a10712537833b98f661bd32_elex_rhadamanthys_smoke-loader

File Explorer

2026-08-05_7e1e87e49a10712537833b98f661bd32_elex_rhadamanthys_smoke-loader

.exe 348KB

2026-08-05_7e1e87e49a10712537833b98f661bd32_elex_rhadamanthys_smoke-loader

IMPHASH 5aa33c577ffd8431ff254de85dee5e7b
SHA256 085bffc10cba3dd3441a20803228f9e8b4a018b997f64f6774b1cdd4d8a9c942
MD5 7e1e87e49a10712537833b98f661bd32
SHA1 b9afc1ba90eed3ab919b17a7277edf2abb3632c4
SHA512 b60ad24c3ae43c8c969affeb5d9aeadcdb3daefd844c1ad7084ff907e11806db5e68b45803b048414578386791db2e10d61b34cbb5a0b957ca53c68d95d648ab
SSDEEP 6144:jFlKgzelZNQSBQGH/CSpWqTNw/oAXjiU4bz:sfBQGH6SfG/oAX+U4
TLSH
T17574D0003A9ECBB2D3C249318CAEFAE1477A7C2FAB559137F7983B0F1E712845656251
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Detects Cosmu payload

Cosmu is a worm written in C++.
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

0

Major OS version

4

Entry point

12335

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NO_ISOLATION

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE

PDB paths

f:\workplace\c++\hannibal\release\hannibal.pdb

kernel32

CreateFileA GetFileSize FindResourceA SetFilePointer FreeLibrary LoadResource UpdateResourceA SetFileTime WriteFile GetDriveTypeA SizeofResource GetFileAttributesA ReadFile MultiByteToWideChar FindFirstFileA GetLastError CopyFileA SetFileAttributesA FindClose LockResource BeginUpdateResourceA GetModuleFileNameA FindNextFileA LoadLibraryExA EnumResourceNamesA GetFileTime EndUpdateResourceA WinExec CloseHandle DeleteFileA CompareStringW CompareStringA FlushFileBuffers GetTimeFormatA GetDateFormatA GetSystemTimeAsFileTime GetCommandLineA HeapFree GetVersionExA HeapAlloc GetProcessHeap GetStartupInfoA TerminateProcess GetCurrentProcess UnhandledExceptionFilter SetUnhandledExceptionFilter IsDebuggerPresent GetProcAddress GetModuleHandleA TlsGetValue TlsAlloc TlsSetValue TlsFree InterlockedIncrement SetLastError GetCurrentThreadId InterlockedDecrement GetCPInfo GetACP GetOEMCP Sleep WideCharToMultiByte GetTimeZoneInformation RaiseException ExitProcess GetStdHandle FreeEnvironmentStringsA GetEnvironmentStrings FreeEnvironmentStringsW GetEnvironmentStringsW SetHandleCount GetFileType DeleteCriticalSection HeapDestroy HeapCreate VirtualFree QueryPerformanceCounter GetTickCount GetCurrentProcessId GetConsoleCP GetConsoleMode EnterCriticalSection LeaveCriticalSection LCMapStringA LCMapStringW GetStringTypeA GetStringTypeW GetLocaleInfoA VirtualAlloc HeapReAlloc HeapSize LoadLibraryA InitializeCriticalSection RtlUnwind SetStdHandle WriteConsoleA GetConsoleOutputCP WriteConsoleW SetEnvironmentVariableA

ole32

CoUninitialize CoCreateInstance CoInitialize

Sharing