neconyd | 2158d418650ff642b5e5fa6b5d8c6261d21088505c6052ed28c6fcf424f9be56

General

Target
2026-10-30_2d45e3526f336432c4697aa7c52a2d04_elex_rhadamanthys_stop.exe
Size 64KB
Sample261101-e8p6lsh14m
SHA256 2158d418650ff642b5e5fa6b5d8c6261d21088505c6052ed28c6fcf424f9be56
MD5 2d45e3526f336432c4697aa7c52a2d04
SHA1 6630cc178442eb32077ff5829cff71a5b9fb1c52
SHA512 49c0c15fa8e3f19635d9f804b9662545934219b9780b69ea49e206976a20ddff1459bed09c2adc8ca9d67d31b33340a295ae380c38ee2281489870fb43303165
SSDEEP 768:kfMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uA:kfbIvYvZEyFKF6N4yS+AQmZTl/5
TLSH
T174538D9673F5803AE2A30974597D989189BEBD7427F0C5CAD301488B7DB42C1D63B7A3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery neconyd trojan

Malware Config

Extracted

Family

neconyd

C2

http://ow5dirasuek.com/
http://mkkuei4kdsz.com/
http://lousta.net/

Signatures

Family: Neconyd
Neconyd is a trojan written in C++.
trojan neconyd

Executes dropped EXE 5 IoCs

pid	Process
3796	omsecor.exe
2984	omsecor.exe
3448	omsecor.exe
4740	omsecor.exe
1848	omsecor.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 6 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\Domain	omsecor.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	omsecor.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	omsecor.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	omsecor.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	omsecor.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	omsecor.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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-10-30_2d45e3526f336432c4697aa7c52a2d04_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
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 5 IoCs

description	pid	Process	procid_target
PID 4836 wrote to memory of 3796	4836	2026-10-30_2d45e3526f336432c4697aa7c52a2d04_elex_rhadamanthys_stop.exe	83
PID 3796 wrote to memory of 2984	3796	omsecor.exe	93
PID 2984 wrote to memory of 3448	2984	omsecor.exe	94
PID 3448 wrote to memory of 4740	3448	omsecor.exe	95
PID 4740 wrote to memory of 1848	4740	omsecor.exe	96

C:\Users\Admin\AppData\Local\Temp\2026-10-30_2d45e3526f336432c4697aa7c52a2d04_elex_rhadamanthys_stop.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-30_2d45e3526f336432c4697aa7c52a2d04_elex_rhadamanthys_stop.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4836
- C:\Users\Admin\AppData\Roaming\omsecor.exe
  C:\Users\Admin\AppData\Roaming\omsecor.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Reads the TCP/IP host and domain name from the registry
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3796
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2984
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      Reads the TCP/IP host and domain name from the registry
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3448
    - - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\System32\omsecor.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4740
      - C:\Users\Admin\AppData\Roaming\omsecor.exe
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        6⤵
        Executes dropped EXE
        Reads the TCP/IP host and domain name from the registry
        System Location Discovery: System Language Discovery
        
        PID:1848

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

omsecor.exe

Path C:\Users\Admin\AppData\Roaming\omsecor.exe
Size 64KB
SHA256 a5600b788389f2050934d8978066e56914f698671b1716c931de5c5e6f0a247a
MD5 ad8699e6ffaaf8a543b7313596a46514
SHA1 4f5d2887573b478518a52a179e5e744658ac57e7
SHA512 a1ad092b3dbd8d83e1e733cc59ee3ddbb3b46c876d8d53b3c075a9b850cebcad872d70fbbccef3c7d81bfab965b713624194d6e953828b93d7a6621406ec900e
SSDEEP 768:ffMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uA:ffbIvYvZEyFKF6N4yS+AQmZTl/5
TLSH
T1CC538D9673F5803AE2A30974597D989189BEBD7427F0C5CAD301488B7DB42C1D63B7A3
MD5 SHA1 SHA512 SSDEEP TLSH

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omsecor.exe

Path C:\Users\Admin\AppData\Roaming\omsecor.exe
Size 64KB
SHA256 cd805757c48a15c95caa4edde054072a75c285ee3ca76db0c3f3db2e44cbf49c
MD5 52ff3276fd4036f22e6b7aa2bcb40803
SHA1 307da54f2296e871fbe7a27e19d938247d352bec
SHA512 9fe9ba798805846cb737f86e6a6938ffb9b98c4b7e6450178505898c53e483c389c7fb7c1ec6d84aa6ee1e09cb43ec4c0e6fdf27ff010f19607ff4598d065c57
SSDEEP 768:/fMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uA:/fbIvYvZEyFKF6N4yS+AQmZTl/5
TLSH
T1C1538D96B3F5803AE2A30974597D989189BEBD7427F0C5CAD301488B7DB42C1D63B7A3
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

omsecor.exe

Path C:\Users\Admin\AppData\Roaming\omsecor.exe
Size 64KB
SHA256 a8693bdcf871221be9e78c5c3966aaa39469c8d9eb5df788f1c3c83cf3a98e48
MD5 22496dd30ee49add8b18b23aaec66611
SHA1 fff53cf63182d934a37e0e91d80e8e67271f2669
SHA512 dff82fb0dd5020359ca4686a3f77b06adc93066009996f33bb6957f665c9789a24d21c28bf57b124f30422bd84181f02948039a1ba55e9a1c612545cf9210ecc
SSDEEP 768:YfMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uA:YfbIvYvZEyFKF6N4yS+AQmZTl/5
TLSH
T1F3538D9673F5803AE2A30974597D989189BEBD7427F0C5CAD301488BBDB42C1D63B7A3
MD5 SHA1 SHA512 SSDEEP TLSH

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omsecor.exe

Path C:\Windows\SysWOW64\omsecor.exe
Size 64KB
SHA256 be7e40575d6076dcd223411ff77b14c9f856373e91c19af3be5a655a3eb7a488
MD5 96792d81ce99a8b4adde15ae988c62f1
SHA1 a8259c74b45a07139cae1af3de85050f12dfe8ab
SHA512 d65eaf00a9e14a11741cccb304a5f1c7f4df6fa75b576408677ec1df2d94bcfebaa15cc555c4190d2599213cca4f42a89995bb704741253edec0e572e74d750c
SSDEEP 768:PfMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uA:PfbIvYvZEyFKF6N4yS+AQmZTl/5
TLSH
T113538D9673F5803AE2A30974597D989189BEBD7427F0C5CAD301488BBDB42C1D63B7A3
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

omsecor.exe

Path C:\Windows\SysWOW64\omsecor.exe
Size 64KB
SHA256 70abe711e845d8783550c3951172c36759506e37319fbae9d0c960f9b3e75d36
MD5 4a640f7fde2971e387bab12e4e9f53d2
SHA1 415a122987b4c56713c0acd4d81fbfbed44cb2b7
SHA512 ab14a04b701bd0e5265244ff745f88a9410a94c79d9a3cb5c7b9263fe98eeae6f00bdff49dd9e69059e2957e3d4944ae056e31dc0f40ac753a79064da16a2a2f
SSDEEP 768:HfMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uA:HfbIvYvZEyFKF6N4yS+AQmZTl/5
TLSH
T112538D9673F5803AE2A30974597D989189BEBD7427F0C5CAD301488B7DB42C1D63B7A3
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads