Analysis
- max time kernel
148s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
22/07/2026, 05:49
Behavioral task
behavioral1
Sample
2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
5 signatures
150 seconds
General
- Target 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe
- Size 288KB
- Sample260722-gjbb9sbb23
- SHA256 a5b5d6dfa877d01858c3c621badb0182d147cea22553d874c5b78b73998b508a
- MD5 82715535928148520462e60e2b2ccb05
- SHA1 f4cca55a26b57573c73cc3d446219fbfb39b7cf2
- SHA512 244ff704a3ae6b8ae6fa7c37bf339f378a59b6c6f295fc570417f6431f123227d5af2f260d14d5e560f482f9e30fe738f2a32b4b9e7394fb0bb2636c1b6611ef
- SSDEEP 6144:jFlKgzelZNQSBQGH/CSpWqTCoAXjiU4bzN:sfBQGH6Sf2oAX+U49
- TLSH T1A55401917DA2D8B3C0419A3188A6CBA197376D139A65D203FBAD1F4B2F713D49B7B301
- 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/0x000d00000001c5df-6.dat family_cosmu behavioral2/files/0x000400000001bacb-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) \??\D: 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\G: 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\H: 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\J: 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\K: 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\M: 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\N: 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\O: 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\I: 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\L: 2026-07-22_82715535928148520462e60e2b2ccb05_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\appvcleaner.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX6384.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX6372.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX6373.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX63FD.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX63FE.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\RCX6280.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\uninstall\helper.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\RCX6561.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\RCX62D5.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\RCX6508.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX63DC.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCX6441.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\7z.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\7zFM.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ExtExport.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jre-1.8\bin\java-rmi.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\RCX625F.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Internet Explorer\iexplore.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\iexplore.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\crashreporter.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\RCX624E.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\RCX6484.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\RCX64E6.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\7-Zip\7zFM.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\chrome_proxy.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ExtExport.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\7-Zip\7z.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX6386.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\iexplore.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\7z.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jre-1.8\bin\java-rmi.cab 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\RCX653C.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX6387.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCX6442.tmp 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ielowutil.exe 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-07-22_82715535928148520462e60e2b2ccb05_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 2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-22_82715535928148520462e60e2b2ccb05_elex_rhadamanthys_smoke-loader.exe"1⤵
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:5672
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\7-Zip\7z.exe
- Size 332KB
- SHA256 be241be305168803adc3f005a09ccdeb31c32178ca8f7b610cffc45b6fd9b05c
- MD5 44b1aa15a04096ba961bf15269a6a315
- SHA1 f29489d5e9cefb9c9219a1323e7e9655fc5110f9
- SHA512 f1b8fcdfafb7eaca19723aa411bab703e5b35dfe421a62a6a5ebfda561b9b984069801f8c45bf2bb0c80107d69a184c00991f2565ad13a91df713898aae0a426
- SSDEEP 6144:kFlKgzelZNQSBQGH/CSpWqTvoAXjiU4bz:DfBQGH6SfboAX+U4
- TLSH T1017401817DA3D8B3D041493188A6CBA1973B6D13AA65D203FB9D0F4B2FB13D49B7A351
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Google\Chrome\Application\RCX6386.tmp
- Size 288KB
- SHA256 492c2bd28ef06bad3c973f23539c0fed6f56e94553f69453a0fec8fbd5223c0b
- MD5 7ad0ea2b9f7f041a503d87d38741ea4a
- SHA1 ccc6988a6a265f457feac616fb36c8b0f6f86810
- SHA512 ea775fa4a92565b88ab3ed8f586e69a77e0a90c64de692b3b4c552a0d3c276dc59bb91f4b04dd6deabbfe7646777742462b5778f84d0f71a046a1d0f9531d34a
- SSDEEP 6144:AFlKgzelZNQSBQGH/CSpWqTVoAXjiU4bz:3fBQGH6SfRoAX+U4
- TLSH T1DC5401917DA2D8B3D041493188A6CFA1973B6D13AA65D203FB9D0F4B2FB13D49B7B241
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\RCX64F8.tmp
- Size 288KB
- SHA256 be5a967ad906edc0ef07ee9b0fd079e1f9b96cca6340cec7823e5d0467eea619
- MD5 cf9e008567b8a025b580bc8c6702f582
- SHA1 818013eed92c7da4d9ffe72a7bec842c02c1b857
- SHA512 e434b68370834a0f00df59eaca7188fd58f9f0fb375b9c7583259caef2c4710f4e0e3802550c224177140721380073aea2ed1e3a0189e21a1f3db46de665df9e
- SSDEEP 6144:cFlKgzelZNQSBQGH/CSpWqTsoAXjiU4bz:7fBQGH6SfooAX+U4
- TLSH T17B5401917DA2D8B3C0419A3188A6CBA197376D139A65D203FBAD1F4B2F713D49B7B301
- MD5 SHA1 SHA512 SSDEEP TLSH