Analysis
- max time kernel
150s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/09/2026, 03:35
Behavioral task
behavioral1
Sample
2026-09-04_900aff9a808b8daaec05c42ed7ae6a5a_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
General
- Target 2026-09-04_900aff9a808b8daaec05c42ed7ae6a5a_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 408KB
- Sample260905-d5ep2aej6s
- SHA256 d9fc3eb47653a6fe15d904953a6ecbb18824ab454522468f098cd751f48d0e13
- MD5 900aff9a808b8daaec05c42ed7ae6a5a
- SHA1 7e9491da66625bd8759a6b95f03bab5c95814f45
- SHA512 3e19b5c5168fe1e59b1615aeb517024fa5fbbea80caf44b1b571e9c3205d978b1ea78f85ea6cad920aa8140ee7b55585e4b422ef7aa8e35f91d48a4a68ae5a16
- SSDEEP 6144:Y5SXvBoDWoyLYyzbwOC4DYM6SB6v+qLnAzYmhwrxcvkzmSB7ohA:YIfBoDWoyFbkU6hAJQnam
- TLSH T10E94BE253540C436F3290B354855EAB10AA9BC3914D9E48FF778BE7A6D321938B7B24F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
urelas
C2
-
218.54.31.165
-
218.54.31.226
Signatures
- Detects Stealc stealer Version 3 1 IoCs
resource yara_rule behavioral2/memory/3720-21-0x0000000000400000-0x00000000004679C5-memory.dmp family_stealc_v3 - Executes dropped EXE 3 IoCs
pid Process 4084 wunyy.exe 1600 evsahi.exe 1536 ykgoc.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 4280 cmd.exe 928 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 6 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-09-04_900aff9a808b8daaec05c42ed7ae6a5a_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wunyy.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language evsahi.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ykgoc.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe 1536 ykgoc.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3720 wrote to memory of 4084 3720 2026-09-04_900aff9a808b8daaec05c42ed7ae6a5a_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 89 PID 3720 wrote to memory of 4280 3720 2026-09-04_900aff9a808b8daaec05c42ed7ae6a5a_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 90 PID 4084 wrote to memory of 1600 4084 wunyy.exe 92 PID 1600 wrote to memory of 1536 1600 evsahi.exe 94 PID 1600 wrote to memory of 928 1600 evsahi.exe 95
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-04_900aff9a808b8daaec05c42ed7ae6a5a_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-04_900aff9a808b8daaec05c42ed7ae6a5a_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3720 -
C:\Users\Admin\AppData\Local\Temp\wunyy.exe"C:\Users\Admin\AppData\Local\Temp\wunyy.exe" hi2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4084 -
C:\Users\Admin\AppData\Local\Temp\evsahi.exe"C:\Users\Admin\AppData\Local\Temp\evsahi.exe" OK3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1600 -
C:\Users\Admin\AppData\Local\Temp\ykgoc.exe"C:\Users\Admin\AppData\Local\Temp\ykgoc.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1536
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:928
-
-
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:4280
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\_vslite.bat
- Size 224B
- SHA256 13d15d6245ebfeb95e8ba75d1a9ffd9884240aaf883c2027a2af6dd034ab690f
- MD5 41ef78b99d7937504b0e9c8b7a60135c
- SHA1 f953c467ec62fae31453fdbdc5dbaf3ab12683db
- SHA512 a2671c8ced0107bb64d8b873fb2eaa53fe2ed6d6ea307669fa703bcaaa48e8ea15b47ee58aece2015425929a0518252df772bc542f2fd2e5ef73b8321f6a1598
- TLSH T15CD0C91181DADBAE2848913B0AB5728EC0759CAC7F8B7B11E721C94C22C281EF6C7752
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\_vslite.bat
- Size 412B
- SHA256 7cfcd46e8c3510041a1fd266ec3a09cdaca28f76f382e172763a7bec5c85a256
- MD5 b8203d30fa1632202729c24a99812ea6
- SHA1 425256a370f9cb17577d57501e1b9afd5fce9d85
- SHA512 4360c33bc8bcf4fd4917a3199b75aee49d8a156a009442e4f2c09dcf4bcfa9fc9c118ac2bc6a86de63745c71e86d5f841dad2fdf1baa089646a411553ada6332
- TLSH T175E09205816FDD7B011CD01F12E96A8EC2649A193EC63774BB24CA5D71F989EF8E3602
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\evsahi.exe
- Size 408KB
- SHA256 2454f81c40c97d4f307d963ba776bd7467e397cef2819afacedbeed0482d8188
- MD5 795df0a7236cff1a62588b8931a0d052
- SHA1 137094a7be3f7bff78e8c6e38f513965425524ef
- SHA512 d18772a942b3d523a19e8ece1ec6e8b148070dd268f953a7aab30e57fc1d8a5e39abef48c3c9a1ebfbd6f83517e36d4e2aa6d72aa5e373c04df559486ddf8b6a
- SSDEEP 6144:Y5SXvBoDWoyLYyzbwOC4DYM6SB6v+qLnAzYmhwrxcvkzmSB7ohl:YIfBoDWoyFbkU6hAJQna3
- TLSH T12294BE253540C436F3290B354855EAB10AA9BC3914D9E48FF778BE7A6D321938B7B24F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
- Size 512B
- SHA256 79191048bbf86be51dda3f862327706b0ad0a2a0d6d76167ef4c4467cd259ad3
- MD5 bc24182b92f8e2bb5d209d5c9b625029
- SHA1 5d2648720ea0db7a75624b68f07fd81681bc0039
- SHA512 ee659c9cc10f5360d5b09d4b8d71caf8e5a5421b364d1e59c58073f3afc88ccebe2dd0b56fe111ace5cb0b7725079a70a07d9003c28888a5fa0f0e15d502e9cb
- TLSH T14DF09BE91195F1553612E201F79447FF5B831DC41B47DCD04D15F1314F37C1C9444266
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\wunyy.exe
- Size 408KB
- SHA256 f8487709b1da967f73555ff8cdfba3b276722817370a28fdaa11f3213e44397e
- MD5 912a320347ec57161ac045b14c748806
- SHA1 c49dfd5d0b3fac95f46fb4f5a19c6a8994883a10
- SHA512 a9adf4633eabd8cda2e69fd59585043c4d57854c93406019ba0fb6b9608cef863ecb6165ceb614c022c528ac3b697fb7f67ca94586a4f4cc81a157167b7b9de5
- SSDEEP 6144:Y5SXvBoDWoyLYyzbwOC4DYM6SB6v+qLnAzYmhwrxcvkzmSB7oht:YIfBoDWoyFbkU6hAJQnaX
- TLSH T13494BE253540C436F3290B354855EAB10AA9BC3914D9E48FF778BE7A6D321938B7B24F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\ykgoc.exe
- Size 223KB
- SHA256 5fd05f1d16aac0cff2409a1e7548836f95565848c3077ab263f8101450a48c1e
- MD5 ef747402b3dd7366b4f23e97673e70f0
- SHA1 82c3e6ef823ad67566527b222820323f3ccae93a
- SHA512 eadfdb9c546fc55eeac53bff1508736e7881d5a924ef4835ce03e23e86df4f87de1b303c1e2fe39c343f2d2f4c24c1718df40eea711a6fb2db6c2ce89e07a30b
- SSDEEP 6144:PWnFhYfH3TkoCwAyfrgjtM9/WWVGix77p3g:unFhSIkAyDgjtS/FZW
- TLSH T1B824E041AA018888F34C4B316A17FAE449858D3C59D5F55FF5BCBD362D3628729B708F
- MD5 SHA1 SHA512 SSDEEP TLSH