neconyd | 7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38

Analysis

max time kernel
118s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24/01/2025, 14:19

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General

Target

7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.exe
Size

96KB
MD5

d1c25d28aa9af072868f45ef116b3740
SHA1

ea8f590868b6dfdadae4ddf8e37b0f3973b1ecd6
SHA256

7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38
SHA512

2ca62e04345a1ae85b50db9875493e2b0750dae5514cb2469f9160b052c21800c60e457342a6e330ffd41d97e2fde3f6732bda90a21c1f362a0164f4241e7358
SSDEEP

1536:rnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxb:rGs8cd8eXlYairZYqMddH13b

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
3600	omsecor.exe
4800	omsecor.exe
4360	omsecor.exe
1508	omsecor.exe
4400	omsecor.exe
4684	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 3232 set thread context of 3744	3232	7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.exe	82
PID 3600 set thread context of 4800	3600	omsecor.exe	87
PID 4360 set thread context of 1508	4360	omsecor.exe	99
PID 4400 set thread context of 4684	4400	omsecor.exe	102

Program crash 4 IoCs

pid	pid_target	Process	procid_target
1060	3232	WerFault.exe	81
3672	3600	WerFault.exe	85
2100	4360	WerFault.exe	98
4876	4400	WerFault.exe	101

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	7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.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

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 3232 wrote to memory of 3744	3232	7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.exe	82
PID 3232 wrote to memory of 3744	3232	7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.exe	82
PID 3232 wrote to memory of 3744	3232	7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.exe	82
PID 3232 wrote to memory of 3744	3232	7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.exe	82
PID 3232 wrote to memory of 3744	3232	7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.exe	82
PID 3744 wrote to memory of 3600	3744	7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.exe	85
PID 3744 wrote to memory of 3600	3744	7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.exe	85
PID 3744 wrote to memory of 3600	3744	7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.exe	85
PID 3600 wrote to memory of 4800	3600	omsecor.exe	87
PID 3600 wrote to memory of 4800	3600	omsecor.exe	87
PID 3600 wrote to memory of 4800	3600	omsecor.exe	87
PID 3600 wrote to memory of 4800	3600	omsecor.exe	87
PID 3600 wrote to memory of 4800	3600	omsecor.exe	87
PID 4800 wrote to memory of 4360	4800	omsecor.exe	98
PID 4800 wrote to memory of 4360	4800	omsecor.exe	98
PID 4800 wrote to memory of 4360	4800	omsecor.exe	98
PID 4360 wrote to memory of 1508	4360	omsecor.exe	99
PID 4360 wrote to memory of 1508	4360	omsecor.exe	99
PID 4360 wrote to memory of 1508	4360	omsecor.exe	99
PID 4360 wrote to memory of 1508	4360	omsecor.exe	99
PID 4360 wrote to memory of 1508	4360	omsecor.exe	99
PID 1508 wrote to memory of 4400	1508	omsecor.exe	101
PID 1508 wrote to memory of 4400	1508	omsecor.exe	101
PID 1508 wrote to memory of 4400	1508	omsecor.exe	101
PID 4400 wrote to memory of 4684	4400	omsecor.exe	102
PID 4400 wrote to memory of 4684	4400	omsecor.exe	102
PID 4400 wrote to memory of 4684	4400	omsecor.exe	102
PID 4400 wrote to memory of 4684	4400	omsecor.exe	102
PID 4400 wrote to memory of 4684	4400	omsecor.exe	102

C:\Users\Admin\AppData\Local\Temp\7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.exe
"C:\Users\Admin\AppData\Local\Temp\7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3232
- C:\Users\Admin\AppData\Local\Temp\7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.exe
  C:\Users\Admin\AppData\Local\Temp\7ec7417b9746b94dffa98075f7e15a52ccf18763e5d4784555a2f8b11d1e8a38N.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3744
- - 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:3600
  - - 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:4800
    - - 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:4360
      - 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:1508
        
        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:4400
        
        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:4684
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 268
        8⤵
        Program crash
        
        PID:4876
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4360 -s 292
        6⤵
        Program crash
        
        PID:2100
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3600 -s 300
      4⤵
      Program crash
      PID:3672
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3232 -s 288
  2⤵
  - Program crash
  PID:1060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3232 -ip 3232
1⤵
PID:1736

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3600 -ip 3600
1⤵
PID:4200

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4360 -ip 4360
1⤵
PID:3736

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4400 -ip 4400
1⤵
PID:1148

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
88a0c5d9d1e4c67496a74074b81b45e0

SHA1
183c22825d260ae6d303eb6887087bbd3854c462

SHA256
24074e2973dc2761593714c3332418948ff9ea5d20bfb9b704c8dd4b60c35eae

SHA512
6896ce6d0183d032468613dee046bc9c62ad9275c4be7aac369f58a031b2dea23fdfb9431bf9a41545464b081c2e26ce970aa8b90732535b7fe3b1ddc6f67e15

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

Filesize
96KB

MD5
194cdea28d4d0786e88cd47cb76216c0

SHA1
e95511031fadde5d9294e9efd75c70f2bc304ece

SHA256
2fdb24c71ea6cb9c44022d9f33b2e548517c6abb42240d6adf6063690065854e

SHA512
de3dfa34e49899892be2f8fe62d158fcdcc62822d4b84a202c75aeddfdee6e35c406f1a9925a70616c76077b6aaa5b91e6076230b4d762d0edf2a3a660922304

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

Filesize
96KB

MD5
b109a32fb14a06150edfaff435d9d4b1

SHA1
ed533e58c011c7c6b207a3a7b6243b8c81b59250

SHA256
46376e3dfaffc98541a164c936e027d46540b52ef4eb153ae4c88b8f9bfae0d1

SHA512
08d675d37dda6a978d6582734ae9ed75c2ddeea9dcd9885c1a7e015ef495092ee13b696a2723204d351334f739e3262f5f2971557cdcf33bb3783eb6282758e8

Download Submit
memory/1508-37-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1508-36-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1508-39-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3232-17-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3232-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3600-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3600-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3744-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3744-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3744-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3744-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4360-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4360-51-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4400-44-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4684-49-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4684-48-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4684-53-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4800-30-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4800-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4800-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4800-25-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4800-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4800-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4800-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download