Analysis
- max time kernel
148s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/10/2026, 19:28
Behavioral task
behavioral1
Sample
2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe
Resource
win10v2004-20260911-en
5 signatures
150 seconds
General
- Target 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe
- Size 284KB
- Sample261003-x6tecswckf
- SHA256 30466a76adf159e2e3f92c1d07f9cff3bce1bb890a98e70d40a0ccc8b79e74d9
- MD5 adc0092ba7765d90b83a99e6e7d43ac9
- SHA1 95c86abfa58862dd6a5410d1be4c9a5364e179e8
- SHA512 a66883b71d4926c413a18af210ef011b018e5b3a0dd7c1fece359ddfa076d9bc03e8bd6bf56dd89d0133916cbbdc396e5f8eb4c3ee2e8afae1809379635df240
- SSDEEP 6144:/FlKgzelZNQSBQGH/CSpWqTYoAXjiU4bz1:wfBQGH6SfUoAX+U4F
- TLSH T1015402457DA3C4B3D0414D3188E68BE19B7F6C137AA6E117FB9D0B4B1EB13844BAA361
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Cosmu payload 6 IoCs
Cosmu is a worm written in C++.
resource yara_rule behavioral2/files/0x001200000001c311-3.dat family_cosmu behavioral2/files/0x0004000000019c3f-46.dat family_cosmu behavioral2/files/0x000400000001bb44-87.dat family_cosmu behavioral2/files/0x000300000001bb46-185.dat family_cosmu behavioral2/files/0x000d00000001c465-189.dat family_cosmu behavioral2/files/0x000300000001b954-267.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) \??\K: 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\L: 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\N: 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\O: 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\D: 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\G: 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\J: 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\M: 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\H: 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened (read-only) \??\I: 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\iexplore.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\7zFM.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCXC820.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCXC841.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCXC8EB.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ieinstal.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\default-browser-agent.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\RCXCA78.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCXC897.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\RCXC9F1.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\RCXC6B7.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\7-Zip\7zFM.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\RCXC70C.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCXC853.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\ExtExport.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jdk-1.8\bin\extcheck.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\RCXCA13.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\RCXC73F.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCXC8EC.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\RCXCA46.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\uninstall\helper.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\7-Zip\7z.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\RCXC92C.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\RCXC93D.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Microsoft Office\Office16\RCXCA24.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCXC81F.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\RCXC8CB.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Internet Explorer\iediagcmd.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\RCXC9E1.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\7-Zip\7z.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\RCXC93C.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCXC854.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\RCXC72E.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\RCXC75F.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\RCXC96F.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCXC886.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Mozilla Firefox\uninstall\helper.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File opened for modification C:\Program Files\Google\Chrome\Application\RCXC80D.tmp 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.cab 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_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 2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-01_adc0092ba7765d90b83a99e6e7d43ac9_elex_rhadamanthys_smoke-loader.exe"1⤵
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1760
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\7-Zip\7z.exe
- Size 328KB
- SHA256 59c8f3d272688b469d484e5ea9c581f90492caabb2761382557e8d417e18e182
- MD5 10259942955d2cd43ab592fd4e7ac4a3
- SHA1 b4bad6d01948f2d7785058e6cfd6961bbe53c0f6
- SHA512 f7e81d482b21c2aa5e65db411f8f93c63099a5f9ad3676ab422b76201029478165812721ee57be3877b446f6eb88b42daff08e52a1c02dfca20ef6ddf5306093
- SSDEEP 6144:gFlKgzelZNQSBQGH/CSpWqTyoAXjiU4bz:XfBQGH6SfeoAX+U4
- TLSH T17864F1457D93C4B3E0414D31C9E68AE14B7E6C037AA6E11BFF5D0B4B1EB13884BA66B1
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe
- Size 284KB
- SHA256 01ba83f18b3196d413579e6b617cdb32ef6afa9c2d53300e8bfb20a86624ba25
- MD5 91ad882c3b6e96919e8a78e532a52adc
- SHA1 6686eae6fba8be90cef3ef899eefea58f9c591ae
- SHA512 1f6dec4ae6b1d5b61ade4a280a21099af67d61eee40c6b40b447968d18eac194ed1a7c3e0e89e2942f55e5ee18804683b51144f8de02a33f7395bb9695d3f1dc
- SSDEEP 6144:AFlKgzelZNQSBQGH/CSpWqTuoAXjiU4bzN:3fBQGH6SfioAX+U49
- TLSH T1095402457DA3C4B3D0414D3188E68BE19B7F6C137AA6E117FB9D0B4B1EB13844BAA361
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\RCXC96E.tmp
- Size 284KB
- SHA256 3439d8fdaa7d8152e3afbfb13ef00ee562bd7ce49abd0fb8df398d977aaafe83
- MD5 c8d70b76698ce7bf27df72f126c42069
- SHA1 5bd033bcfe10ff3fd9228a99297a0d0b20d3d7c8
- SHA512 35ad4f0e57fdf13fbf5309de94d6c594d902a0ec420782aab5e5876c48785ed76bc5d7d97dc37fb1f887e61b44190d22d3af6e8a7c1606ba9ab51b3637b9ba27
- SSDEEP 6144:4FlKgzelZNQSBQGH/CSpWqTfoAXjiU4bz:PfBQGH6SfzoAX+U4
- TLSH T1725402457D93D4B3D0414D3188E78BE18B7F6C137AA6E11BFB9D0B4B1EB13884BA6261
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\RCXC96F.tmp
- Size 284KB
- SHA256 76cf74a97cf29194374cb8ca447734b6c1e2cda6737ec69092633828fd975418
- MD5 ee0d6dd4a8f21ef3fcf1e0715f564a9f
- SHA1 f210b3d110940d1eeedf8a82087556c12d80f62b
- SHA512 06e51e5a7a89672f99750a37426f2a544de78e546c91abe0881f5d346aac5058633427b9522d4cbec1c6bbb77d003576a92b621f63ae9adfac2cb1154c005ae3
- SSDEEP 6144:gFlKgzelZNQSBQGH/CSpWqTZoAXjiU4bz:XfBQGH6Sf9oAX+U4
- TLSH T1E25402457DA3C4B3D0414D3188E68BE19B7F6C137AA6E11BFB9D0B4B1EB13844B6A361
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Google\Chrome\Application\RCXC820.tmp
- Size 284KB
- SHA256 0742f178b5a7a1bad9633a5c209d8324040c4c5aa5f5d58e74f64af35cb45d0a
- MD5 8b9c2254f82f3fccd54ddf4d8e9998f1
- SHA1 00d8f19fb0ee45d1fa58f290c33a4f89ba9a2c60
- SHA512 835ed84f7fb914c03b849411993b12dd331054ceb8e90f45b6fa8012d30dac75078252382f780e7809c828befe1d8eafc78c0568bc729ea9871832352ced312c
- SSDEEP 6144:MFlKgzelZNQSBQGH/CSpWqTAoAXjiU4bz:LfBQGH6Sf0oAX+U4
- TLSH T11B54F1457D93C4B3D0414D31C9E68BE14B7E6C037AA6E11BFB5D0B4B1EB13884BAA6B1
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe
- Size 352KB
- SHA256 acbb7fb336ba4cd97cf8382d32dc9b76a945285e6241c82ff88023902070dc58
- MD5 16eb1e4ebaa4e89ffdeec1d6add1d196
- SHA1 22e6583fc25319e564b2defec39920c948875603
- SHA512 8a620071d7d439df0cf384ede47e6c709009d2170bfc17d9f72c0445e5baed5376e0a9983097a92d1c26472b530be47d32706e5a53be6cb1b0801cfd02f134ef
- SSDEEP 6144:YFlKgzelZNQSBQGH/CSpWqT3UjD56oAXjiU4bz:vfBQGH6SfDUjD56oAX+U4
- TLSH T1AB74F1413E93C4F3D440093188A78FE18B3F6C23BAD5E207FB993B4B9EB13845A66655
- MD5 SHA1 SHA512 SSDEEP TLSH