urelas | a8c4c499ba99693211a747a7f779ab65604ea57b5442ae3bf428ad2b700955cb

Analysis

max time kernel
148s
max time network
86s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
06/11/2026, 14:07

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General

Target
2026-11-05_a3083eed7755d06d59906d806a7c23ce_elex_rhadamanthys_stealc_stop.exe
Size 546KB
Sample261106-rffspazwez
SHA256 a8c4c499ba99693211a747a7f779ab65604ea57b5442ae3bf428ad2b700955cb
MD5 a3083eed7755d06d59906d806a7c23ce
SHA1 9622df6c54cc35c58d930886b5fb3eb6852eb6b9
SHA512 6b07bb3133b6724c31f99403dbf0fb8b59cd1aa0f559b48b8f05eed1a858cc6b240bd7e51d2230f0f09a8162723021c66e22ccc85db6e767dd02a01bc2987460
SSDEEP 6144:u2Kw7lwFXUEeJi2xVCVxfwY+0QSyvmZ3INALzT1uj65CT1i6iSyYQM0JiS83G48e:u+GtVfjTQSaoINAHT1VQ1i3SyQEW85gB
TLSH
T1B0C4BE1136908475F3662B750996E2F41AB97C384AA4D68FF7A83E395E301D38A3734F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery execution urelas trojan

Malware Config

Extracted

Family

urelas

218.54.31.226
218.54.31.165

Signatures

Family: Urelas
Urelas is a trojan targeting card games.
trojan urelas

Executes dropped EXE 2 IoCs

pid	Process
1768	ufmyx.exe
4684	jyuwo.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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.

execution

Windows Command Shell

T1059.003

pid	Process
5576	cmd.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
564	4684	WerFault.exe	92
1940	4684	WerFault.exe	92

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.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	ufmyx.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	ufmyx.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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-11-05_a3083eed7755d06d59906d806a7c23ce_elex_rhadamanthys_stealc_stop.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ufmyx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jyuwo.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4024 wrote to memory of 1768	4024	2026-11-05_a3083eed7755d06d59906d806a7c23ce_elex_rhadamanthys_stealc_stop.exe	89
PID 4024 wrote to memory of 5576	4024	2026-11-05_a3083eed7755d06d59906d806a7c23ce_elex_rhadamanthys_stealc_stop.exe	90
PID 1768 wrote to memory of 4684	1768	ufmyx.exe	92

C:\Users\Admin\AppData\Local\Temp\2026-11-05_a3083eed7755d06d59906d806a7c23ce_elex_rhadamanthys_stealc_stop.exe
"C:\Users\Admin\AppData\Local\Temp\2026-11-05_a3083eed7755d06d59906d806a7c23ce_elex_rhadamanthys_stealc_stop.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4024
- C:\Users\Admin\AppData\Local\Temp\ufmyx.exe
  "C:\Users\Admin\AppData\Local\Temp\ufmyx.exe"
  2⤵
  - 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:1768
- - C:\Users\Admin\AppData\Local\Temp\jyuwo.exe
    "C:\Users\Admin\AppData\Local\Temp\jyuwo.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4684
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4684 -s 256
      4⤵
      Program crash
      PID:564
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4684 -s 264
      4⤵
      Program crash
      PID:1940
- C:\Windows\SysWOW64\cmd.exe
  C:\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:5576

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4684 -ip 4684
1⤵
PID:5900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4684 -ip 4684
1⤵
PID:4528

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

_uinsey.bat

Path C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
Size 358B
SHA256 54ce776f5d14039a06d2d05352e7fa62cd0dd360fe1b5a583684524fe8ab5a0a
MD5 5ad711053badb51266598f5eec6e2a22
SHA1 7babd6d00fc775fc5162e2a426a4207b87b717ad
SHA512 bbbb17d648b02f6df8bd3e724fb6295631263d56c91e159aa44d85686141daf168c43f16e64e9040b8fc036a678c2514d9c1a85a787a8dea553705443ee25603
TLSH
T171E0D821109AD56D090CE02F09BAF10EC1343CE83E8927E86721C789228E91D74E6311
MD5 SHA1 SHA512 TLSH

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golfinfo.ini

Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
Size 512B
SHA256 dce02699b0de22a6d591bc9aae173764d014ce0b0f2f9dc51c07d8b6b20c8373
MD5 60ffdee389e84866967379fbafb37369
SHA1 7ecc736cd7dc74e72a5da4198f165075de56d709
SHA512 271600011d09cce40e3f6882323045b43fa509b5b499bffa74ea2f51372700e534cc6b7a994fcdbc92afc7b784a8998cbd60e470a89f19070c21e8a65fc23e22
TLSH
T121F02BD12060B0523611F613E3F517E033D30D581F83CCE40104F0704477C4C4004312
MD5 SHA1 SHA512 TLSH

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jyuwo.exe

Path C:\Users\Admin\AppData\Local\Temp\jyuwo.exe
Size 231KB
SHA256 0e339419a1f3288259b5a3714da490d98234645f209e9932faedfbb18482d86f
MD5 e8645331225f9004f626803d982f9dd8
SHA1 038b17774783e3813e72f4c36fe1b219d49ec7ac
SHA512 2631c6fcf24b416fa25233ffe18745f245f7baf0ade9743207d5d5c7fdd2bc90ad9dfa9e0a41408dfa3fff854dee2d25a5e6febdf2a7d3556acf50ac1e999bbb
SSDEEP 3072:ack4sHDj+8L5cTMOdi5/TYSPXXUv4G4Y8oQIN3C9ISE0qJiNlUdpiqC:z6r5cTfS/ZPHUWoQISzqJBpij
TLSH
T1DB34D06266004895F76E0F311ADBFAE4488A9E3C25D4F58EF43CBE3658321979A3714F
MD5 SHA1 SHA512 SSDEEP TLSH

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ufmyx.exe

Path C:\Users\Admin\AppData\Local\Temp\ufmyx.exe
Size 547KB
SHA256 199f2c85c3ae5b526508361b7e932fb7ba760572e3c5ef779e32480931afa7a9
MD5 8f4a168dbde3bad9aa8abf3acb0d4d48
SHA1 4f1be096e65b832c3a82b8b9c8b8d305f6576ee5
SHA512 734cbf4e76792fc00972b5d1d5e336e58ad2cc18031a24dabca6b07a31794718d01d7aaa6b58082476ba60f483f8582908abca104885b17277288ffcca3da4da
SSDEEP 6144:u2Kw7lwFXUEeJi2xVCVxfwY+0QSyvmZ3INALzT1uj65CT1i6iSyYQM0JiS83G48f:u+GtVfjTQSaoINAHT1VQ1i3SyQEW85gM
TLSH
T12EC4BE1136908475F3662B750996E2F41AB97C384AA4D68FF7A83E395E301D38A3734F
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1768-14-0x000000000102B000-0x000000000102C000-memory.dmp

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memory/1768-12-0x0000000001000000-0x000000000108F000-memory.dmp

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memory/1768-24-0x0000000001000000-0x000000000108F000-memory.dmp

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memory/1768-35-0x0000000001000000-0x000000000108F000-memory.dmp

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memory/4024-21-0x0000000000BB0000-0x0000000000C3F000-memory.dmp

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memory/4024-0-0x0000000000BB0000-0x0000000000C3F000-memory.dmp

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memory/4024-1-0x0000000000BDB000-0x0000000000BDC000-memory.dmp

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memory/4684-33-0x0000000000680000-0x0000000000733000-memory.dmp

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memory/4684-36-0x0000000000680000-0x0000000000733000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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