neconyd | 3bc1faead5289ca45c3205eedfcd4933727c606e20d340f24d511e6e69c4fdd5

Analysis

max time kernel
114s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2024 13:03

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General

Target

3bc1faead5289ca45c3205eedfcd4933727c606e20d340f24d511e6e69c4fdd5N.exe
Size

62KB
MD5

eaa1226ce080f627ae1b7970cc599080
SHA1

4e0888d098670f9401b809e4954252c322a0f6d0
SHA256

3bc1faead5289ca45c3205eedfcd4933727c606e20d340f24d511e6e69c4fdd5
SHA512

efb215ad87f7886149ce81c944c42fdcb7faa1603821cb5f87416e769ae100feaacb083e69ca96a0791af9903b3ad142f48ae418a754e2af7c4388ea79959362
SSDEEP

768:oMEIvFGvZEr8LFK0ic46N47eSdYAHwmZQp6JXXlaa5uA:obIvYvZEyFKF6N4yS+AQmZtl/5

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 2 IoCs

pid	Process
4916	omsecor.exe
1404	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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3bc1faead5289ca45c3205eedfcd4933727c606e20d340f24d511e6e69c4fdd5N.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 6 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 4916	2420	3bc1faead5289ca45c3205eedfcd4933727c606e20d340f24d511e6e69c4fdd5N.exe	83
PID 2420 wrote to memory of 4916	2420	3bc1faead5289ca45c3205eedfcd4933727c606e20d340f24d511e6e69c4fdd5N.exe	83
PID 2420 wrote to memory of 4916	2420	3bc1faead5289ca45c3205eedfcd4933727c606e20d340f24d511e6e69c4fdd5N.exe	83
PID 4916 wrote to memory of 1404	4916	omsecor.exe	101
PID 4916 wrote to memory of 1404	4916	omsecor.exe	101
PID 4916 wrote to memory of 1404	4916	omsecor.exe	101

C:\Users\Admin\AppData\Local\Temp\3bc1faead5289ca45c3205eedfcd4933727c606e20d340f24d511e6e69c4fdd5N.exe
"C:\Users\Admin\AppData\Local\Temp\3bc1faead5289ca45c3205eedfcd4933727c606e20d340f24d511e6e69c4fdd5N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2420
- C:\Users\Admin\AppData\Roaming\omsecor.exe
  C:\Users\Admin\AppData\Roaming\omsecor.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4916
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    PID:1404

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

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Downloads

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

Filesize
62KB

MD5
ae21ab55abb72c96b2a8a9f102416bf3

SHA1
ec7b84a113a49bfb9aa172b5d442fe13a323c579

SHA256
7256a2e4fcc9d8cd9873dc8e4d19778760a80f6a57aeb4cf3fcb342bea3ae235

SHA512
1c951291fa3f41f47ee0a097d1ed7cb588c5bdb04a4ec4b6421cff535ee2bd4e3ecc1607fcb0528588addc494ae6b18438e20aa1cf794bc0151406841709ccaa

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

Filesize
62KB

MD5
f48ccfbad02d27b813d14dc97c68973a

SHA1
2437bff7ab9ab6f790c5f172543613023fb9a8d5

SHA256
f49011e526ca7647a4f6d2057657d32ae852e09810059437d235329ce9dcbddc

SHA512
9131cb58c8005d7676c29df42cea7e5600a8207ab128e8c4f481ed1e5a339ecb93751becc7b52ae779dd1965933b14d1e8051969871107d9f158a0439999c149

Download Submit