neconyd | 63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91

Analysis

max time kernel
115s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
02-02-2025 00:35

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General

Target

63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.exe
Size

96KB
MD5

5dd6db59424962a5e123881c19b46380
SHA1

bba3d5d68e45d81bd7b4a1dad83656fbe7426c25
SHA256

63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91
SHA512

f7bd90117ace88aed44538ae98d7a9e1b2837a6a81e3854d355a0cf1146edb619e4806480f76cd5bff438abbd4a997baa34405ea8ec9f65d840bbf50fb7ab862
SSDEEP

1536:tnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:tGs8cd8eXlYairZYqMddH13L

Score

10^/10

neconyd discovery trojan

Malware Config

Extracted

Family

neconyd

http://ow5dirasuek.com/

http://mkkuei4kdsz.com/

http://lousta.net/

Signatures

Neconyd
Neconyd is a trojan written in C++.
trojan neconyd
Neconyd family
neconyd

Executes dropped EXE 6 IoCs

pid	Process
432	omsecor.exe
4732	omsecor.exe
4996	omsecor.exe
964	omsecor.exe
2124	omsecor.exe
2900	omsecor.exe

Drops file in System32 directory 1 IoCs

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

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4060 set thread context of 396	4060	63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.exe	83
PID 432 set thread context of 4732	432	omsecor.exe	88
PID 4996 set thread context of 964	4996	omsecor.exe	98
PID 2124 set thread context of 2900	2124	omsecor.exe	102

Program crash 4 IoCs

pid	pid_target	Process	procid_target
2332	4060	WerFault.exe	82
980	432	WerFault.exe	86
512	4996	WerFault.exe	97
4476	2124	WerFault.exe	100

System Location Discovery: System Language Discovery 1 TTPs 8 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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.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 29 IoCs

description	pid	Process	procid_target
PID 4060 wrote to memory of 396	4060	63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.exe	83
PID 4060 wrote to memory of 396	4060	63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.exe	83
PID 4060 wrote to memory of 396	4060	63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.exe	83
PID 4060 wrote to memory of 396	4060	63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.exe	83
PID 4060 wrote to memory of 396	4060	63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.exe	83
PID 396 wrote to memory of 432	396	63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.exe	86
PID 396 wrote to memory of 432	396	63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.exe	86
PID 396 wrote to memory of 432	396	63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.exe	86
PID 432 wrote to memory of 4732	432	omsecor.exe	88
PID 432 wrote to memory of 4732	432	omsecor.exe	88
PID 432 wrote to memory of 4732	432	omsecor.exe	88
PID 432 wrote to memory of 4732	432	omsecor.exe	88
PID 432 wrote to memory of 4732	432	omsecor.exe	88
PID 4732 wrote to memory of 4996	4732	omsecor.exe	97
PID 4732 wrote to memory of 4996	4732	omsecor.exe	97
PID 4732 wrote to memory of 4996	4732	omsecor.exe	97
PID 4996 wrote to memory of 964	4996	omsecor.exe	98
PID 4996 wrote to memory of 964	4996	omsecor.exe	98
PID 4996 wrote to memory of 964	4996	omsecor.exe	98
PID 4996 wrote to memory of 964	4996	omsecor.exe	98
PID 4996 wrote to memory of 964	4996	omsecor.exe	98
PID 964 wrote to memory of 2124	964	omsecor.exe	100
PID 964 wrote to memory of 2124	964	omsecor.exe	100
PID 964 wrote to memory of 2124	964	omsecor.exe	100
PID 2124 wrote to memory of 2900	2124	omsecor.exe	102
PID 2124 wrote to memory of 2900	2124	omsecor.exe	102
PID 2124 wrote to memory of 2900	2124	omsecor.exe	102
PID 2124 wrote to memory of 2900	2124	omsecor.exe	102
PID 2124 wrote to memory of 2900	2124	omsecor.exe	102

C:\Users\Admin\AppData\Local\Temp\63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.exe
"C:\Users\Admin\AppData\Local\Temp\63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4060
- C:\Users\Admin\AppData\Local\Temp\63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.exe
  C:\Users\Admin\AppData\Local\Temp\63ed056e5f854dadae977cbe5b5c963d1415e0e9b6df733a668dd5c62ee6cd91N.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:396
- - C:\Users\Admin\AppData\Roaming\omsecor.exe
    C:\Users\Admin\AppData\Roaming\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:432
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:4732
    - - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\System32\omsecor.exe
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4996
      - C:\Windows\SysWOW64\omsecor.exe
        
        C:\Windows\SysWOW64\omsecor.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:964
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        7⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2124
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        8⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:2900
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 256
        8⤵
        Program crash
        
        PID:4476
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4996 -s 292
        6⤵
        Program crash
        
        PID:512
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 432 -s 272
      4⤵
      Program crash
      PID:980
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4060 -s 288
  2⤵
  - Program crash
  PID:2332

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4060 -ip 4060
1⤵
PID:1220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 432 -ip 432
1⤵
PID:2380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4996 -ip 4996
1⤵
PID:2696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2124 -ip 2124
1⤵
PID:2480

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\omsecor.exe

Filesize
96KB

MD5
d78886fccb41891636fd55221a68fe1c

SHA1
91243b806d6096f817fa9f03f1e51495c49f99f7

SHA256
48dac87fd5cea4dcc9a056ea2734df522686f4df6dbfcaf805f217c55ddd6290

SHA512
0532bad64c02c55dfea8de4ea0df6f8b3a150b40c63c1267e9936880206154ffa82f1d2a8596ea2e896f55fada3b782635a35a1e0a6d088e315a545fa8fbb00f

Download Submit
C:\Users\Admin\AppData\Roaming\omsecor.exe

Filesize
96KB

MD5
7b95d5a8f7ad01bace3d3e3caf5b5e4c

SHA1
54484c7888d7e1003dfcd7c63c7796dea65c6895

SHA256
c350dacfd221c8f51602297ceeeb13111e4ec31a2b2c66caa93069b7f107b485

SHA512
d83cd29b0894a44f85ff62f3c847d9f99bbbc0fe071521cb5378d25215270d18458ecc6f2bc532e4deaeaf53cb331b245e5a7de7c33898db7eec00223406c5f8

Download Submit
C:\Windows\SysWOW64\omsecor.exe

Filesize
96KB

MD5
8ce82609f616e028819f17d21e5c09c5

SHA1
506c96fae6f25f1cb9d8ed7bbb7101ebe706b02c

SHA256
c06a0f7a87d8b35a1f3b9bd6500b64152c7158a76397c6726de050820773074f

SHA512
22d3d6a5052b23efdc2542ba0e5cae481fa960a2ce95131b279028e278307e22af73db9c2483f3893e3cac631a67e405980e9baa4e8fc036056fa605a8522ce1

Download Submit
memory/396-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/396-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/396-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/396-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/432-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/432-10-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/964-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/964-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/964-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2124-46-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2900-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2900-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2900-50-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4060-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4060-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4732-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4732-34-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4732-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4732-27-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4732-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4732-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4732-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4996-35-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4996-53-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download