Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/07/2026, 17:33
Behavioral task
behavioral1
Sample
2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
5 signatures
150 seconds
General
- Target 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe
- Size 288KB
- Sample260730-v48edsda36
- SHA256 e169fcd83fc0616c8e95839867beaae0d4d45df9debff47203bca283b6439a13
- MD5 684a96aee1515c9ae316f775d2821f6a
- SHA1 f2f2818997a5c85e2da985aa1073e3b3d7c1d6d4
- SHA512 fbcf8cdfb701cb085dfa722d9dd2690524d61e5364d6b9e7186de80b13c64c2dd8d29482627388a847d9599fa7883b5c7883aca4ae7aecba9c5af9b6d2724345
- SSDEEP 6144:TFlKgzelZNQSBQGH/CSpWqT8oAXjiU4bzN:8fBQGH6SfYoAX+U49
- TLSH T17E5401917DA2D8B3C0419A3148A6CFA197376D139A65D203FBAD1F4B2F713D49B7A302
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Cosmu payload 3 IoCs
Cosmu is a worm written in C++.
resource yara_rule behavioral2/files/0x000d00000001c548-6.dat family_cosmu behavioral2/files/0x000c00000001c555-81.dat family_cosmu behavioral2/files/0x00070000000189a1-192.dat family_cosmu - Enumerates connected drives 3 TTPs 10 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\M: 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\O: 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\D: 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\G: 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\J: 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\K: 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\N: 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\H: 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\I: 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\L: 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\readme.1xt 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX8E8.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCX95D.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX8A3.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\RCX7B5.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCX96E.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCX97F.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Microsoft Office\Office16\OSPPREARM.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX8D5.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\RCXA87.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jre-1.8\bin\java-rmi.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\RCXAE9.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\RCXB0C.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\RCX773.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\chrome_proxy.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\RCX6EF.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ExtExport.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX92A.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX94C.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\iexplore.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\RCX700.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\dotnet.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\RCX9F3.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\iediagcmd.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX891.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\crashreporter.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\dotnet\dotnet.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\7-Zip\7zFM.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\RCX9B1.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ielowutil.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\RCXA76.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCX95C.tmp 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ielowutil.exe 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\default-browser-agent.cab 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-30_684a96aee1515c9ae316f775d2821f6a_elex_rhadamanthys_smoke-loader.exe"1⤵
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:5668
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\7-Zip\7z.exe
- Size 335KB
- SHA256 f005bb25ec0991096dd278906f07183ed0bd9b0bfefc96585d21aa37814229fb
- MD5 4c57b9c1b329a7987d079b9e368ab1cf
- SHA1 85abe6a483b19d4c615822951f7219d8f90a0d1c
- SHA512 1f9dcc239f7d7856e1ea25d0ff8957e9dad97b099d8b06105a6a525e6f281c34b9ce47485f7cb03f836847e7fec47d049e292fae109ced5a7dbbf2ad66ee7a3f
- SSDEEP 6144:4FlKgzelZNQSBQGH/CSpWqTvoAXjiU4bz:PfBQGH6SfboAX+U4
- TLSH T10F7401817DA3D8B3D041493188A6CBA1973B6D13AA65D203FB9D0F4B2FB13D49B7A351
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Google\Chrome\Application\RCX8B4.tmp
- Size 288KB
- SHA256 69f2006d3095e172c7f0e526fc1d40e06908cba1495a15b00860ab7ef851d884
- MD5 37f363843a81664f5b41461d77060708
- SHA1 f7aae82bbea98ea1d05b2bd91fddfe0dd792f53f
- SHA512 2a8207ae8d4ae84c572d59851d91b8eb4358b84de756750543ca828a2128200e1d7a867c7b24cd768f1c08539b7564b76b2572dc17d27bb0ae1c885873b254c1
- SSDEEP 6144:EFlKgzelZNQSBQGH/CSpWqTVoAXjiU4bz:jfBQGH6SfRoAX+U4
- TLSH T1085401917DA2D8B3D041493188A6CFA1973B6D13AA65D203FB9D0F4B2FB13D49B7B241
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\RCXA55.tmp
- Size 288KB
- SHA256 86d4c121249f27b30c836e3fd14b8010c657275ff74fbc21df74d9c167c70b60
- MD5 0566318fecfcbf9043697e374af6ee77
- SHA1 0a6d2b2f94118ea6c5c5e737f261aaf2440ee8aa
- SHA512 e806a219c78813d39b977aee6aa9e3971f045f6e79c15f98d5785713293d1deff6a98e272b3bb70f84bbfe45794d89f2ce1e1cc34b44d22ce3d7911ac4f526ab
- SSDEEP 6144:wFlKgzelZNQSBQGH/CSpWqTsoAXjiU4bz:HfBQGH6SfooAX+U4
- TLSH T1995401917DA2D8B3C0419A3188A6CBA197376D139A65D203FBAD1F4B2F713D49B7B301
- MD5 SHA1 SHA512 SSDEEP TLSH