Analysis
- max time kernel
148s - max time network
122s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260706-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/07/2026, 17:16
Behavioral task
behavioral1
Sample
2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
5 signatures
150 seconds
General
- Target 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe
- Size 288KB
- Sample260709-vs31jaet9n
- SHA256 2741d4b1580fa36f262159eb2b566202983c212b40e585dd34d12dd81b1e9b89
- MD5 6ad6df11c3d77fb7c098d9314964d757
- SHA1 1090a37f7df0f524dd3c31286bddd52ed1ec1dc6
- SHA512 15443908fb78d363aac2d81a6412d80ae7fc9345f9d4696e026617e3274125ac43c1cec61918ff9de1de7db2e5b54912c5e80770acdb0381d989a6e6570d52f3
- SSDEEP 6144:OFlKgzelZNQSBQGH/CSpWqTJoAXjiU4bzN:pfBQGH6SfNoAX+U49
- TLSH T15D54F1917DA2D8B3C0419A3148A6CBA197376D139A65D203FBAD1F4B2F713D49B7B302
- 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/0x000d00000001c56f-6.dat family_cosmu behavioral2/files/0x000d00000001c578-81.dat family_cosmu behavioral2/files/0x0006000000018977-192.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) \??\H: 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\J: 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\M: 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\N: 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\D: 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\G: 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\I: 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\K: 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\L: 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\O: 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jre-1.8\bin\RCX310A.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\RCX2E77.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX2F8E.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Internet Explorer\ielowutil.cab 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.cab 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\RCX313E.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\RCX313F.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX2F66.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\RCX312C.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\7-Zip\7z.cab 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX2F45.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ExtExport.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\RCX3150.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\7z.cab 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\RCX2E44.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\RCX2E56.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX2F67.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX2F8C.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\RCX2E23.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX2F8B.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.cab 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\RCX3025.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\RCX2DDE.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX2FCE.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\RCX30EA.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\iexplore.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\RCX2DEF.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.cab 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\RCX2E24.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX2F68.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.cab 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\7z.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCX2FF2.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCX2FF3.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\readme.1xt 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\7-Zip\7z.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.cab 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\dotnet\dotnet.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX2F33.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\chrome_proxy.cab 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\iediagcmd.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\RCX30C7.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCX2FE0.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCX2FE1.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Internet Explorer\iexplore.cab 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Microsoft Office\Office16\OSPPREARM.cab 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\crashreporter.cab 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.cab 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX2F79.tmp 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ExtExport.cab 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.cab 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\crashreporter.exe 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_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 2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-09_6ad6df11c3d77fb7c098d9314964d757_elex_rhadamanthys_smoke-loader.exe"1⤵
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3524
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\7-Zip\7z.exe
- Size 337KB
- SHA256 acddb1867b37e8c6315314ed2a52413568e5e1bf570ed825033bb16c92d3c54e
- MD5 d2399db681d9ef02a9c0a5ed74abbb26
- SHA1 26ea35247209329d96e86d956f5c160668335ed0
- SHA512 ef699d14c1f1e0e1a76ea1544ce1fca574a0c88c99254528a277c1c16c496613cde395c05e3a91851c3020c7ad1faa1c8327736f488d89e7da0214c9a9b17b5e
- SSDEEP 6144:BFlKgzelZNQSBQGH/CSpWqTvoAXjiU4bz:WfBQGH6SfboAX+U4
- TLSH T1E37401817DA3D8B3D041493188A6CBA1973B6D13AA65D203FB9D0F4B2FB13D49B7A351
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Google\Chrome\Application\RCX2F66.tmp
- Size 288KB
- SHA256 33f7f8ec492d85dd1d5579e9311465701c5a3e61970fc754cc8cc6a3015747dd
- MD5 9c43f3e9ebc83cbacab52193f526dedb
- SHA1 3fce87925a22e1736864c3fa48e5d86962a2bb9d
- SHA512 a753a0ece5bb27f23b275d3b6fbbdefee8e8571647026bf4e2fad5b08a84a30a3e3e2ac2807617cec33ee41db0a8afdf237aa408f7fdf4f87e3757c6dbd3882d
- SSDEEP 6144:lFlKgzelZNQSBQGH/CSpWqTVoAXjiU4bz:ifBQGH6SfRoAX+U4
- TLSH T1455401917DA2D8B3D041493188A6CFA1973B6D13AA65D203FB9D0F4B2FB13D49B7B241
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\RCX30C8.tmp
- Size 288KB
- SHA256 d9d3b86014a48f107ba425eef35950f46894413073ee10049fe6f9b1f2b2b8fb
- MD5 ca3ec5dbd3f0efc0478b82079351575c
- SHA1 ccf491a3e8e623089bd77ef805e281f5a7316c73
- SHA512 04d6ca22326b31c050f80902b0de46bf1faf663e95a7d37bd0545556838ab65de738d3542729414f34104747bdf9622570a154281d114582a1c0cb1986804d41
- SSDEEP 6144:RFlKgzelZNQSBQGH/CSpWqTsoAXjiU4bz:GfBQGH6SfooAX+U4
- TLSH T1555401917DA2D8B3C0419A3188A6CBA197376D139A65D203FBAD1F4B2F713D49B7B301
- MD5 SHA1 SHA512 SSDEEP TLSH