Analysis
- max time kernel
150s - max time network
89s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/09/2026, 00:58
Behavioral task
behavioral1
Sample
2026-09-29_53f2812f6968582d230c29bc44dc8902_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260911-en
11 signatures
150 seconds
General
- Target 2026-09-29_53f2812f6968582d230c29bc44dc8902_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 596KB
- Sample260930-bbqt4avekf
- SHA256 eb0f0cadd512a8da2128827010c8317eb9ff66213ceaee69d7190750581f58dc
- MD5 53f2812f6968582d230c29bc44dc8902
- SHA1 84396a49d1bbace2a98e490ee90d0113e5377a02
- SHA512 98562ddc48533d6193ddfd342fbdbd041c0ec076aaa2421d8c58308dda39f922f96dca3a127848874bf75977c8a9fc14f8f1b444cd1d4e0bb68018eeb7a2e54c
- SSDEEP 6144:8EK25f5ySIcWLsxIIW4DYM6SB6v+qLnAzYmhwrxcvkzmSOpdFPoA:8MpASIcWYx2U6hAJQnwoA
- TLSH T1B2D494685828C8D6E795D534E82CEB1596F48CF17B8300ABB076F9FCD4B22D161AF50E
- 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/5044-22-0x0000000000400000-0x000000000046E000-memory.dmp family_stealc_v3 - Executes dropped EXE 3 IoCs
pid Process 2688 utfic.exe 5880 newyro.exe 5376 yvkyb.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 4492 cmd.exe 3348 cmd.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname newyro.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain newyro.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 2026-09-29_53f2812f6968582d230c29bc44dc8902_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language utfic.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language newyro.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language yvkyb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe 5376 yvkyb.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 5044 wrote to memory of 2688 5044 2026-09-29_53f2812f6968582d230c29bc44dc8902_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 90 PID 5044 wrote to memory of 4492 5044 2026-09-29_53f2812f6968582d230c29bc44dc8902_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 91 PID 2688 wrote to memory of 5880 2688 utfic.exe 93 PID 5880 wrote to memory of 5376 5880 newyro.exe 94 PID 5880 wrote to memory of 3348 5880 newyro.exe 95
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-29_53f2812f6968582d230c29bc44dc8902_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-29_53f2812f6968582d230c29bc44dc8902_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5044 -
C:\Users\Admin\AppData\Local\Temp\utfic.exe"C:\Users\Admin\AppData\Local\Temp\utfic.exe" hi2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2688 -
C:\Users\Admin\AppData\Local\Temp\newyro.exe"C:\Users\Admin\AppData\Local\Temp\newyro.exe" OK3⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5880 -
C:\Users\Admin\AppData\Local\Temp\yvkyb.exe"C:\Users\Admin\AppData\Local\Temp\yvkyb.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:5376
-
-
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:3348
-
-
-
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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:4492
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\_vslite.bat
- Size 412B
- SHA256 f4055b18004f8cbdd0883e3fb9baa050558664da26becbc3b78c02fd14d02ec9
- MD5 f756c1817f099b8cd2b48ae877893f01
- SHA1 cfde24553f3137eeb5064db30249d55325a310b9
- SHA512 76492cce8e8dc15b5862d890ffeae741d9ce18427d32a5ef70bbd84540c7357d759930afacb922c6964db4da73b408bb394a4da146bbc15f1019ec0d2994b096
- TLSH T12AE02B0082FFED2B001DC04F1AA8798DC0A44B543ECF2B303710C60C71E645DB8A3222
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\_vslite.bat
- Size 224B
- SHA256 9a328acbb7e5b973a1949a9eb8971f5627fdda40e8b4e97875481600c71c5f0d
- MD5 f13725a49b5dfb75aa7a89faa5570884
- SHA1 89f26572cf05c989801c0499851ea1b181746e06
- SHA512 b0952dab842e78f1c79e89876903cc713670a0c056a82af91e99ab1e2d06bbb522bfb6a21967d8755818077a3dc354b87422670d1fabba449339ae8dc4639c7a
- TLSH T195D09E1145D7D69B4448902B0EB6658EC0A5585C3F473B119621C44822C181DB5C7341
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
- Size 512B
- SHA256 d78a18d95e9684198ab51919dfac111575105944ba1550bfc349152fffd74f6a
- MD5 6af1410e2c639ad0d6dc1729418f1b37
- SHA1 42316239d7333656eaafad8d1a5722a297039375
- SHA512 aef8f03f3d798e18f304c70e959d3c6ef88378d61e63c4153615b6d952289aebb9baadf342b11bebe11bbbd15574ef39a98a50939c0d30bd5f112e103b566522
- TLSH T1E5F04CD51065F0A53615E103D2A42B6127A35D941AC7DC940045F1314D3795C4595297
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\newyro.exe
- Size 596KB
- SHA256 af9a907e80f364af3370cfe6088d6efb8859151a1997101a25415195b346086f
- MD5 14a4684f66a3c8c432cf3e3c172f2c29
- SHA1 bf1bf2eef05693c2aae17268762416c65c6179c6
- SHA512 cbbb8402d485df7a6224c56010398e8035e88d6fb6735aab18d65b98aeeacc19a7836be892a91d410d8ecc6f479fc8451b288141346aadb6013d04f430391c62
- SSDEEP 6144:8EK25f5ySIcWLsxIIW4DYM6SB6v+qLnAzYmhwrxcvkzmSOpdFPoH:8MpASIcWYx2U6hAJQnwoH
- TLSH T128D494685828C8D6E795D534E82CEB1596F48CF17B8300ABB076F9FCD4B22D161AF50E
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\utfic.exe
- Size 596KB
- SHA256 7817a1ca37d4aa4ded2803cb28199393cf4bdc828bd94dd0d50d5ff6a0a0f7c8
- MD5 80462ad01f858f6913d52d2bbbc1eac0
- SHA1 dacf5515a9bc7e8f963c293232ccb496aff17458
- SHA512 9453ec6d2589e0e68bcab4f544ae3ce2594a3867219d5d9c41bb1c4783f943b599bdd4775fb4d76b2dac611d7bd573a7b1390098be42855d35183fd3beec21ff
- SSDEEP 6144:8EK25f5ySIcWLsxIIW4DYM6SB6v+qLnAzYmhwrxcvkzmSOpdFPo8:8MpASIcWYx2U6hAJQnwo8
- TLSH T1FCD494685828C8D6E795D534E82CEB1596F48CF17B8300ABB076F9FCD4B22D161AF50E
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\yvkyb.exe
- Size 223KB
- SHA256 b800ef88f5055f4ca5319f74a3deb16fb5012b88913a694d862538488c2d394c
- MD5 2891f0e2bcfa4d2d4124444b49c64eab
- SHA1 b405119c7a1304d7aef1c293e52fefd99004c623
- SHA512 f44bb420dd0a9da0f2e593691f3e4c77cca26150479fcd06486fff7b999a174fc345e3a32a85d4d34b04929286697f7a2b1e1a770ef56179540c62e82642d3a2
- SSDEEP 6144:PWnFhYfH3TkoCwAyfrgjtM9/WWVGix77p3S:unFhSIkAyDgjtS/FZc
- TLSH T17B24E042AA018888F38C4B316A17FAE449858D3C59D1F55FF5BCBD362D3628729B748F
- MD5 SHA1 SHA512 SSDEEP TLSH