Analysis
- max time kernel
149s - max time network
159s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
16/04/2026, 12:44
Behavioral task
behavioral1
Sample
2026-04-16_17cb81c33ca215e697afb27a92619152_elex_rhadamanthys_stop.exe
Resource
win10v2004-20260130-en
5 signatures
150 seconds
General
- Target 2026-04-16_17cb81c33ca215e697afb27a92619152_elex_rhadamanthys_stop.exe
- Size 61KB
- Sample260416-pyjwysav91
- SHA256 ffb695aec249d3f0331994becf7b41fb2a1737c3d5fcbaefe8d087cdb8975a33
- MD5 17cb81c33ca215e697afb27a92619152
- SHA1 8e6b5b85ecaec103581052d202fc569f0574b272
- SHA512 85a106da3095fa55d4c89e92c322c0de827f4f693fd83ea8049a19e74f1100849e793883d1a35b411a3de6bb46be5a420ff60a5fe22c4642cd933e02c503c4d2
- SSDEEP 1536:Vd9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZUl/5:ddseIOMEZEyFjEOFqTiQmal/5
- TLSH T12B538D95B2F9C075E1A309B17A7DAA91C9FEBD3816A0D5C7D3101C876EB01D2C23938B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
neconyd
C2
-
http://ow5dirasuek.com/
-
http://mkkuei4kdsz.com/
-
http://lousta.net/
Signatures
- Executes dropped EXE 2 IoCs
pid Process 1464 omsecor.exe 5736 omsecor.exe - Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\omsecor.exe omsecor.exe File opened for modification C:\Windows\SysWOW64\merocz.xc6 omsecor.exe - System Location Discovery: System Language Discovery 1 TTPs 3 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 2026-04-16_17cb81c33ca215e697afb27a92619152_elex_rhadamanthys_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language omsecor.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language omsecor.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1108 wrote to memory of 1464 1108 2026-04-16_17cb81c33ca215e697afb27a92619152_elex_rhadamanthys_stop.exe 81 PID 1464 wrote to memory of 5736 1464 omsecor.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-16_17cb81c33ca215e697afb27a92619152_elex_rhadamanthys_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-16_17cb81c33ca215e697afb27a92619152_elex_rhadamanthys_stop.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1108 -
C:\Users\Admin\AppData\Roaming\omsecor.exeC:\Users\Admin\AppData\Roaming\omsecor.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1464 -
C:\Windows\SysWOW64\omsecor.exeC:\Windows\System32\omsecor.exe3⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:5736
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\omsecor.exe
- Size 61KB
- SHA256 c8dfec3396d3e98d84179f87143a4f8889be8265c0a2708d52407f70d32421a3
- MD5 782b8adc1874d95553e38d44f202b3eb
- SHA1 7f4de5647a97e65e6a66eeef126b6723307e2c7f
- SHA512 3de6f11c09f6467c4dcbbb7a6126f23d27c87feb6c03fa4d50b49d31a9828675a6166faea2f88e1c4a2229157fb69ef4d6260a082e21ec1d4e5898e09d10d8bd
- SSDEEP 1536:Qd9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZUl/5:QdseIOMEZEyFjEOFqTiQmal/5
- TLSH T14D538D95B2F9C075E1A309B17A7DAA91C9FEBD3816A0D5C7D3101C876EB01D2C23938B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\SysWOW64\omsecor.exe
- Size 61KB
- SHA256 4e39095043a5023a70e4a34b2da47a5efea2aa9d181041c4f8d3952eefb3d6f3
- MD5 bdd0b4cb7b0e4e57bca5480d47c3362b
- SHA1 5b8f66a37e7e2b464dfbf2cbee0c444fc32f2c93
- SHA512 5c7131b5d106947e2d49895562e95cc1e267f289b1463839c3c48c090663b14c55c48486ab8e57754805fc8b52d314bf8c5334907082fc8060ac377b835996f4
- SSDEEP 1536:Cd9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZUl/5:ydseIOMEZEyFjEOFqTiQmal/5
- TLSH T1B8538D95B2F9C075E1A309B17A7DAA91C9FEBD3816A0D5C7D3101C876EB01D2D23938B
- MD5 SHA1 SHA512 SSDEEP TLSH