Analysis
- max time kernel
149s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/09/2026, 17:16
Behavioral task
behavioral1
Sample
2026-09-10_49d5611a5032349f044085eae00afee5_elex_rhadamanthys_stealc_stop.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
General
- Target 2026-09-10_49d5611a5032349f044085eae00afee5_elex_rhadamanthys_stealc_stop.exe
- Size 523KB
- Sample260910-vtfavsdh83
- SHA256 e8fe148b2962136473288430ed12eef6edabe6230461c8e9a1a63ab849d20b38
- MD5 49d5611a5032349f044085eae00afee5
- SHA1 b68acd244b5bae702317ef8436aa1f8d1393e596
- SHA512 76016ba781f7a7a34772cccf7dd1fbae71a3304ba871b4910ae6c471a45407aa429baaa013d7241ba1a1ae2b9af12f9c361fdea59f1ec5a8e002037d1ed94b15
- SSDEEP 6144:Y2KW7lwFXUEeJi2xVCVxfwY+0QSyvmZ3INALzTuFjSMg4ONgOZLOMZDOP2jqAigA:YwGtVfjTQSaoINAHTusMgDND4oqnDt
- TLSH T198B4BE103790C475E36627310896E6F009B9BC385AA5D68FF7A47E3A5E312938A7734F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
urelas
C2
-
218.54.31.226
-
218.54.31.165
Signatures
- Detects Stealc stealer Version 3 1 IoCs
resource yara_rule behavioral2/memory/1468-19-0x00000000003C0000-0x0000000000451000-memory.dmp family_stealc_v3 - Executes dropped EXE 2 IoCs
pid Process 3996 gepua.exe 3948 nufih.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 4732 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 4 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 2026-09-10_49d5611a5032349f044085eae00afee5_elex_rhadamanthys_stealc_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language gepua.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nufih.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe 3948 nufih.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1468 wrote to memory of 3996 1468 2026-09-10_49d5611a5032349f044085eae00afee5_elex_rhadamanthys_stealc_stop.exe 88 PID 1468 wrote to memory of 4732 1468 2026-09-10_49d5611a5032349f044085eae00afee5_elex_rhadamanthys_stealc_stop.exe 89 PID 3996 wrote to memory of 3948 3996 gepua.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-10_49d5611a5032349f044085eae00afee5_elex_rhadamanthys_stealc_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-10_49d5611a5032349f044085eae00afee5_elex_rhadamanthys_stealc_stop.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1468 -
C:\Users\Admin\AppData\Local\Temp\gepua.exe"C:\Users\Admin\AppData\Local\Temp\gepua.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3996 -
C:\Users\Admin\AppData\Local\Temp\nufih.exe"C:\Users\Admin\AppData\Local\Temp\nufih.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3948
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:4732
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
- Size 358B
- SHA256 0b99c6a734a1d9912f059c38f4d4df999299fb16a7742150de7dbc21fbccb0e5
- MD5 1ff2bf50099a05a66fabb24f27ffccd9
- SHA1 69c2147cf5374fbbfffa27bc7acb4a52a11919ad
- SHA512 62b56db6c30bb52f32ba08982992c81a3832d05f4b169586ac8420e8cf1ee6393a2ebee55cb37d41349aa31757ea37322cb244b84d5179aed8b15b1f4e3fb95a
- TLSH T17DE0204114DA962E100CF07F05B9739FC0246A5D7F893B04E611CE8413D990CB5D2213
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\gepua.exe
- Size 523KB
- SHA256 e6a4c45bc408eab4bb83936e7a66f97210e9038c266ac26f16cb641f65871c01
- MD5 84581847e5f6b53f1312e9ab08719f1e
- SHA1 d7293b1ac0ced2e8aa11c73b06b0891249205ca7
- SHA512 1cad1e4ed1858e6af67bebd21070b5438a05a09fcaade9a5492eec2e338e3a88a6b501e00298af4bc98507bd742b083da3997114b85d84f432a66cf08c59209e
- SSDEEP 6144:Y2KW7lwFXUEeJi2xVCVxfwY+0QSyvmZ3INALzTuFjSMg4ONgOZLOMZDOP2jqAig1:YwGtVfjTQSaoINAHTusMgDND4oqnDA
- TLSH T1ACB4BE103790C475E36627310896E6F009B9BC385AA5D68FF7A47E3A5E312938A7734F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
- Size 512B
- SHA256 e172dd2742841df0b69085ce27d324797bd0f8240a76103c3388164e43fc9432
- MD5 fc56a52027ad6e52af2ab1b7ee6f7afd
- SHA1 85a1dc4360cb27233d73ea8d89771da3c86b7d1b
- SHA512 a2dbd7fbf62fbe439ae84762e22e65af9f2b3b8803cf3f0802350e0372accf1a37f3b44d20314f2d430ec14d86322b4615ffa7757abef266555e8feffec99b1a
- TLSH T18AF02BC11054B4803702E623E38407CD33930D4C1F8B8CC00104F3354D72C5C8804277
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nufih.exe
- Size 210KB
- SHA256 ae80472024ce4ca899f85683ca7a5695a3ca9b9eb6ebb5d9f5400922d604bef9
- MD5 bf536fa75e1c20ed9ba42568d39904a9
- SHA1 cc650157e174419de659306938dc1e023d9fda3b
- SHA512 bb3656e203e3beada4edac659b0d1e5bf5ffc46beca40d7b1287bf34761b90585a7f6888a6ea29f7d3137f1d0cafbdb8e960747710625d46e03576154ad7e10f
- SSDEEP 3072:pjYOczeu2Cd2DfQpnX6+1cNi2gpYBFuys62fzFyc9hEDai93Bk4qM4y84zbVTm9D:pUOuLd28pK+1c6otstFGDaGOZIi
- TLSH T1C52401965A029469F35D0B314991F2F408A5AE3C5ACEE40FE5FCBC37A4722932A7315F
- MD5 SHA1 SHA512 SSDEEP TLSH