Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260630-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/07/2026, 18:24
Behavioral task
behavioral1
Sample
2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
5 signatures
150 seconds
General
- Target 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe
- Size 284KB
- Sample260701-w2dbxady9x
- SHA256 2ee95ea1e22a2b52c32025934b7ff4e35d0f69e6475f4514a3a3b1aec87f020d
- MD5 cd06bd8b6cd348ed5993126a947ff8e2
- SHA1 09ef1ffb4ff3adf5194c6a7a2b0204ddb7c23692
- SHA512 55182a86eba13c42696857d83af5021d8c10536f32b1d3a7576c93bac9e4ceda0a829eb7614eee92a8586d8e0a6dc60ca03a28a90070f2724f30525a241e0674
- SSDEEP 6144:SFlKgzelZNQSBQGH/CSpWqT1oAXjiU4bzN:1fBQGH6SfRoAX+U49
- TLSH T1405402457DA3C4B3D0414D3188E68BE19B7F6C137AA6E11BFB9D0B4B1EB13844B6A361
- 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/0x000d00000001c6d6-6.dat family_cosmu behavioral2/files/0x000d00000001c6df-81.dat family_cosmu behavioral2/files/0x0007000000018973-192.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: 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\K: 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\N: 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\O: 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\D: 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\G: 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\I: 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\J: 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\L: 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\M: 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Microsoft Office\Office16\RCX81FB.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX7FD9.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCX80A2.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\RCX828A.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\uninstall\helper.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\readme.1xt 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCX8090.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\RCX7E74.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\RCX8176.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\RCX8177.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX800A.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ieinstal.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jdk-1.8\bin\extcheck.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\iediagcmd.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ielowutil.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\crashreporter.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\7zFM.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\RCX7E22.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Internet Explorer\ieinstal.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\7z.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\RCX7EA6.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\RCX82BD.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\iexplore.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\RCX8269.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX802B.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX803F.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\chrome_proxy.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCX80C3.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\RCX7E00.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\RCX7E64.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\dotnet\dotnet.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX807F.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ielowutil.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\RCX81A9.tmp 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\default-browser-agent.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jdk-1.8\bin\extcheck.exe 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jre-1.8\bin\java-rmi.cab 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_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 2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-01_cd06bd8b6cd348ed5993126a947ff8e2_elex_rhadamanthys_smoke-loader.exe"1⤵
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:5800
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\7-Zip\7z.exe
- Size 336KB
- SHA256 9ee70308a70d274ed7bcd1262aa38e99e3a0d6480af02eacd455f76f2c84c7f6
- MD5 7851adbf8789e3720a599f2505146a57
- SHA1 2f19b990a527c25a75479d46cb8f1aa424917f90
- SHA512 194b4758ea070c5c0d39993044540a00d3dee38cfdc4fb2dd2a8d24fc39b08aede46e2b5c5feaa86fad6b06c6a1d9bc11def80918b956e25c7dd556bb500413d
- SSDEEP 6144:fFlKgzelZNQSBQGH/CSpWqTyoAXjiU4bz:QfBQGH6SfeoAX+U4
- TLSH T1F874F1457D93C4B3E0414D31C9E68AE14B7E6C037AA6E11BFF5D0B4B1EB13884BA66B1
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Google\Chrome\Application\RCX7FD8.tmp
- Size 284KB
- SHA256 7bc09fc2e91e4561b3b71471db201eca23858cfa58a44d03e29e8b77b5f327b8
- MD5 11a8bc70ccf8074698b7fa2b860011ac
- SHA1 cfdc88d060c78fe8c93887a0f63e8d8a884c8b84
- SHA512 2be3bfa240741b7c726e235c5974281cd5817151255d693aa5bdeddc0d040e2727e7ab2178b4dc4a3e401951b729edb15d58e4ebebb3c4dd157ec4f587ad64b0
- SSDEEP 6144:7FlKgzelZNQSBQGH/CSpWqTRoAXjiU4bz:EfBQGH6SfdoAX+U4
- TLSH T14D54F1457D93C4B3D0414D31C9E68BE14B7E6C037AA6E11BFB5D0B4B1EB13884BAA6B1
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\RCX8198.tmp
- Size 284KB
- SHA256 e86481464c9b8db0fed5d2f08339c368e33d7b61130058b19a701a56f76c5e62
- MD5 d96cb9fa40009401659611a3fad3c828
- SHA1 99bf5b5f58f796d5ea5288644ba09132280d5008
- SHA512 70eab4ebf3543386379f7ed1895ed73cbfa6c28a82e4b8f681d0fc4d279335ad9d6cb5c8cc6a13d8e24fcdec7e51f1049ad5dbc32037e346ccb9593f7f2efdcc
- SSDEEP 6144:PFlKgzelZNQSBQGH/CSpWqTEoAXjiU4bz:gfBQGH6SfwoAX+U4
- TLSH T1F15402457D93C4B3D0414D3188E68BE19B7F6C137AA6E11BFB5D0B4B1EB13844BAA261
- MD5 SHA1 SHA512 SSDEEP TLSH