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
20/07/2026, 11:43
Behavioral task
behavioral1
Sample
2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
5 signatures
150 seconds
General
- Target 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe
- Size 335KB
- Sample260720-nvmm1agy2j
- SHA256 03eacea8f02e68db85d3f759f13694fb949217c83f702cd4a3392ea98d299bf2
- MD5 672584f03d311d6e0b3ee0db587c9c76
- SHA1 195efd5bdf04c32941d6747e7c9616fa8e925bea
- SHA512 4591d9d4bc12ce8f614c2e32270ec4f5530d47ee10f9f9ae3c28792c6f14ac776155a82945c0288cdcde6bd08680a252dfc4e914115836277c4c0c32ef2288f8
- SSDEEP 6144:RFlKgzelZNQSBQGH/CSpWqT9w7oAXjiU4bz:GfBQGH6Sf27oAX+U4
- TLSH T18374E0403A9ECBB2D3C249318C6EFAA157767C2F9B65D133F7983B0F1E712845A66201
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Cosmu payload 4 IoCs
Cosmu is a worm written in C++.
resource yara_rule behavioral2/files/0x000e00000001c526-6.dat family_cosmu behavioral2/files/0x000d00000001c533-81.dat family_cosmu behavioral2/files/0x0007000000018983-192.dat family_cosmu behavioral2/files/0x000400000001b95e-251.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: 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\I: 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\M: 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\N: 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\O: 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\G: 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\H: 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\J: 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\K: 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\L: 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_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.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\RCX5247.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ieinstal.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Internet Explorer\ielowutil.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\RCX5644.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\RCX51D4.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX53A3.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\RCX527A.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\7zFM.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\RCX51D2.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\RCX5468.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\RCX5633.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\RCX51C0.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\RCX5258.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX5327.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\chrome_proxy.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\RCX5257.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX535D.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\iexplore.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\RCX5620.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\7z.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\7-Zip\7z.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\RCX51D3.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX5339.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\iexplore.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\default-browser-agent.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\RCX56A9.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\RCX5227.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX534C.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX5370.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\RCX5438.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\RCX56A8.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\RCX5675.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCX5337.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ieinstal.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ielowutil.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jdk-1.8\bin\extcheck.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\7-Zip\7zFM.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCX53E5.tmp 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Internet Explorer\ExtExport.cab 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_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 2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-20_672584f03d311d6e0b3ee0db587c9c76_elex_rhadamanthys_smoke-loader.exe"1⤵
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2560
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\7-Zip\7z.exe
- Size 324KB
- SHA256 62de06b6a76842908833984740d042dc934cfe55e87efc9cb396dda4b6e029ea
- MD5 cf1c73c2aeac74a6741ec02a1ee04e28
- SHA1 e7537b385a289cd072d64f4ad4c418d8a6431e04
- SHA512 8e45b2ccef6a0f962092aacd6931d0bf7c174ee93980fe82fde7f89582cf2dc3ad475cb308ddd7c55c08144079baf012f5583ba9bc1563a1c47b1a19d2e51564
- SSDEEP 6144:NFlKgzelZNQSBQGH/CSpWqTyoAXjiU4bz:KfBQGH6SfeoAX+U4
- TLSH T16D64F1457D93C4B3E0414D31C9E68AE14B7E6C037AA6E11BFF5D0B4B1EB13884BA66B1
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Google\Chrome\Application\RCX534A.tmp
- Size 284KB
- SHA256 a0d9d77c92690da03e5025f5519b849f1e34853e242f1145e8c93e5ea58c32a9
- MD5 f64960f96a1e3f1d8e1f25ea3f648c9c
- SHA1 ce554eff1c7ea948ecc569ca24d9c32e5778a577
- SHA512 5139e8906c5aae2470172b0d62d469109da1a182fc2761e8156ae815593d1acf35adbea8b52caf5b42bb2a9acc19ca0198a6ab3cbf7e8fde9fe9732c3d59b1ab
- SSDEEP 6144:ZFlKgzelZNQSBQGH/CSpWqTRoAXjiU4bz:ufBQGH6SfdoAX+U4
- TLSH T1CD54F1457D93C4B3D0414D31C9E68BE14B7E6C037AA6E11BFB5D0B4B1EB13884BAA6B1
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\RCX5633.tmp
- Size 284KB
- SHA256 7df06b5fbb119d31eb2fe3ca823deca6c984ed97ed919d71cd85113fb17c271a
- MD5 c1095b561415f643431fe292284ba870
- SHA1 62cc33f5dcda7993fe7b5226f81788325ce373a0
- SHA512 a25258c9ac59a9396fe8b5a05f788cbd39594a7768b0c14dfe69a1aab268a68518417ae759081da4a32cf2f2ce0bed15191440c51ff1cb6e3ba90c6eaa106b0f
- SSDEEP 6144:lFlKgzelZNQSBQGH/CSpWqTEoAXjiU4bz:ifBQGH6SfwoAX+U4
- TLSH T1995402457D93C4B3D0414D3188E68BE18B7F6C137AA6E11BFB5D0B4B1EB13844BAA361
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe
- Size 324KB
- SHA256 085b13544322dd9cb55922f5a04522ccc10238a7b45364cee8c789c6f95396fb
- MD5 b2d3a0b8555098cf472740f8a74425c8
- SHA1 1901592fa35d9983c65cbea4688fba3cc9a4bea6
- SHA512 7d1802efbc73e9a23374eded9d2e1900d99029db477d4cc618ea0798baa0d406fa8e550b2a4dbc663ecadaea77f654c006cf89ba39a549c62247454ca4821480
- SSDEEP 6144:JFlKgzelZNQSBQGH/CSpWqTjoAXjiU4bz:+fBQGH6SfnoAX+U4
- TLSH T1656402457D93C4B3E0414D3188E68BE18B7F6C137AA6E11BFB5D0B4B1EB13884BA6671
- MD5 SHA1 SHA512 SSDEEP TLSH