cosmu | 2026-08-08_9ccd772e5b37ae1d93c5a4fe5a57f857_elex_rhadamanthys_smoke-loader

General

Target
2026-08-08_9ccd772e5b37ae1d93c5a4fe5a57f857_elex_rhadamanthys_smoke-loader
Size 284KB
Sample260808-ff72dstwfz
SHA256 1fa49965f5d10f19c90e8102bf9ed3fd53f365467ea879c6cc363d1cd493772a
MD5 9ccd772e5b37ae1d93c5a4fe5a57f857
SHA1 62b853e611a661d3accf17a846a15aca6644f69f
SHA512 6ef553c29bdd6861e826b650f9c1152a6276db4435a32d2a6f842a190fb04b3feb6fe7bf5d5515eb2ed2ac0661b2fecac76844fb095b0b8bf2fc0c2c1da9851d
SSDEEP 6144:FFlKgzelZNQSBQGH/CSpWqTToAXjiU4bzV:CfBQGH6SfnoAX+U4l
TLSH
T1C254F2457DA3D4B3D0414D3188E68BE18B7F6C137AA6E11BFB9D0B4B1EB13844B6A361
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
2026-08-08_9ccd772e5b37ae1d93c5a4fe5a57f857_elex_rhadamanthys_smoke-loader

File Explorer

2026-08-08_9ccd772e5b37ae1d93c5a4fe5a57f857_elex_rhadamanthys_smoke-loader

.exe 284KB

2026-08-08_9ccd772e5b37ae1d93c5a4fe5a57f857_elex_rhadamanthys_smoke-loader

IMPHASH 5aa33c577ffd8431ff254de85dee5e7b
SHA256 1fa49965f5d10f19c90e8102bf9ed3fd53f365467ea879c6cc363d1cd493772a
MD5 9ccd772e5b37ae1d93c5a4fe5a57f857
SHA1 62b853e611a661d3accf17a846a15aca6644f69f
SHA512 6ef553c29bdd6861e826b650f9c1152a6276db4435a32d2a6f842a190fb04b3feb6fe7bf5d5515eb2ed2ac0661b2fecac76844fb095b0b8bf2fc0c2c1da9851d
SSDEEP 6144:FFlKgzelZNQSBQGH/CSpWqTToAXjiU4bzV:CfBQGH6SfnoAX+U4l
TLSH
T1C254F2457DA3D4B3D0414D3188E68BE18B7F6C137AA6E11BFB9D0B4B1EB13844B6A361
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