neconyd | c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f

Analysis

max time kernel
142s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250207-en
resource tags

arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
submitted
09-02-2025 05:20

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe
Size

96KB
MD5

248c41cf2ed74592669cc5acbdddb78d
SHA1

25c1568262e4da6dab1b8f6fdb402988ec2c7bce
SHA256

c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f
SHA512

e06f7940fc7c63c7f6c458ba63b1160f73cbfeb297c5f9790029649f0f51450198a28354b1e0d86b0859f1a7cf2d9534f372f3f51a9e22eff21a0b365b54c570
SSDEEP

1536:InAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxz:IGs8cd8eXlYairZYqMddH13z

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

Downloads MZ/PE file 1 IoCs

flow	pid	Process
44	2712	Process not Found

Executes dropped EXE 6 IoCs

pid	Process
2104	omsecor.exe
3180	omsecor.exe
4692	omsecor.exe
2984	omsecor.exe
3972	omsecor.exe
2436	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 4692 set thread context of 3008	4692	c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe	88
PID 2104 set thread context of 3180	2104	omsecor.exe	92
PID 4692 set thread context of 2984	4692	omsecor.exe	107
PID 3972 set thread context of 2436	3972	omsecor.exe	112

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4792	4692	WerFault.exe	87
4940	2104	WerFault.exe	90
4872	4692	WerFault.exe	106
3380	3972	WerFault.exe	109

System Location Discovery: System Language Discovery 1 TTPs 9 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	c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3900	MicrosoftEdgeUpdate.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4692 wrote to memory of 3008	4692	c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe	88
PID 4692 wrote to memory of 3008	4692	c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe	88
PID 4692 wrote to memory of 3008	4692	c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe	88
PID 4692 wrote to memory of 3008	4692	c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe	88
PID 4692 wrote to memory of 3008	4692	c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe	88
PID 3008 wrote to memory of 2104	3008	c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe	90
PID 3008 wrote to memory of 2104	3008	c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe	90
PID 3008 wrote to memory of 2104	3008	c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe	90
PID 2104 wrote to memory of 3180	2104	omsecor.exe	92
PID 2104 wrote to memory of 3180	2104	omsecor.exe	92
PID 2104 wrote to memory of 3180	2104	omsecor.exe	92
PID 2104 wrote to memory of 3180	2104	omsecor.exe	92
PID 2104 wrote to memory of 3180	2104	omsecor.exe	92
PID 3180 wrote to memory of 4692	3180	omsecor.exe	106
PID 3180 wrote to memory of 4692	3180	omsecor.exe	106
PID 3180 wrote to memory of 4692	3180	omsecor.exe	106
PID 4692 wrote to memory of 2984	4692	omsecor.exe	107
PID 4692 wrote to memory of 2984	4692	omsecor.exe	107
PID 4692 wrote to memory of 2984	4692	omsecor.exe	107
PID 4692 wrote to memory of 2984	4692	omsecor.exe	107
PID 4692 wrote to memory of 2984	4692	omsecor.exe	107
PID 2984 wrote to memory of 3972	2984	omsecor.exe	109
PID 2984 wrote to memory of 3972	2984	omsecor.exe	109
PID 2984 wrote to memory of 3972	2984	omsecor.exe	109
PID 3972 wrote to memory of 2436	3972	omsecor.exe	112
PID 3972 wrote to memory of 2436	3972	omsecor.exe	112
PID 3972 wrote to memory of 2436	3972	omsecor.exe	112
PID 3972 wrote to memory of 2436	3972	omsecor.exe	112
PID 3972 wrote to memory of 2436	3972	omsecor.exe	112

C:\Users\Admin\AppData\Local\Temp\c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe
"C:\Users\Admin\AppData\Local\Temp\c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4692
- C:\Users\Admin\AppData\Local\Temp\c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe
  C:\Users\Admin\AppData\Local\Temp\c8295a01550f82fec37690d20fb0496f9ba678d0c13d9ecf1cb8ae6f15fada1f.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3008
- - 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:2104
  - - 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:3180
    - - 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:4692
      - 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:2984
        
        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:3972
        
        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:2436
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3972 -s 256
        8⤵
        Program crash
        
        PID:3380
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4692 -s 292
        6⤵
        Program crash
        
        PID:4872
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2104 -s 288
      4⤵
      Program crash
      PID:4940
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4692 -s 296
  2⤵
  - Program crash
  PID:4792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4692 -ip 4692
1⤵
PID:2116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2104 -ip 2104
1⤵
PID:864

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIxIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDcxNzgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTY4MDM3MTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MTUxODQ2MjAxIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:3900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4692 -ip 4692
1⤵
PID:5040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3972 -ip 3972
1⤵
PID:2052

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

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
96KB

MD5
d4a678bf59d2ce9301b0fc1ecd289e22

SHA1
0c07e9c27f611662498d7a387445a42acf35afcd

SHA256
73118b5e48c8e597e7ebedb060c0ad2720e51a0182bcb9cade09154bec4eaad8

SHA512
057e725bee0f8ac3008dbfe2aa477bf719b0ba0f1c1609002bc02236d7c17841651853cf762d1723f1c2ff702d63023d728a403ae7e7152d2759a18e02aebb2e

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

Filesize
96KB

MD5
78fe6209b79c5df0b373590c909a4ded

SHA1
5ae4003cd2187a5a62cc7df72ed4ff26b15fd501

SHA256
8d084874f12d6db01d0ca24417962798d3341099121624e4bac2b2bdc61b24b8

SHA512
0765b7837a8e4f9236c052f658af4a700a9504fe1892e24710c9a7ce7768075af4e5ca9ce749090d7835b12aaee45386b0290b5ed8153acfd9d82441692eebe1

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

Filesize
96KB

MD5
b7ff78dc27e8dfcb5b38be490a586484

SHA1
3b1cef8b2fe2bff699404cbdf1b54fa2f957e35a

SHA256
015f8db268171c8619578b378fe469b05b73d037ba7096fcae3d165f05f60845

SHA512
4c020d338d8d6bcd3da771b7f5445d6ac91d4dc9de266ad061fdcffc7ed06dea07ca94a0f04016014a589a1af7639c1814b039c0ba90461a166c4183e6d2effc

Download Submit
memory/2104-16-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2104-9-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2436-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2436-51-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2984-41-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2984-44-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3008-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3008-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3008-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3008-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3180-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3180-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3180-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3180-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3180-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3180-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3180-13-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3972-47-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3972-54-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4692-38-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4692-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4692-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4692-53-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download