neconyd | 52578dce0a7fb82f7e6e3c094d7e7171ea01627f9556086cb798b3d45c3a78ba

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
03-12-2024 12:58

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General

Target

52578dce0a7fb82f7e6e3c094d7e7171ea01627f9556086cb798b3d45c3a78ba.exe
Size

33KB
MD5

8eef2c3025fb9974e0f0b42b6a5c570e
SHA1

34ac41720ca5aedb54c119795c713dd5deab0443
SHA256

52578dce0a7fb82f7e6e3c094d7e7171ea01627f9556086cb798b3d45c3a78ba
SHA512

d9eccd1da5b4be77e1dcb3a4e61631004d9278a63688e67c15163bc89982fb76e090f4cda7390995c82eaa0dcf01435240a9f0c7071f658d64dcc11542a94fc7
SSDEEP

768:efVhP/4kt3+9IV6Y90ksQ1oWHT0hh0vy9S5fsYGbTmoN/yE56hlSQ7DF:efVRztyHo8QNHTk0qE5fslvN/956qo

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
2936	omsecor.exe
1472	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	52578dce0a7fb82f7e6e3c094d7e7171ea01627f9556086cb798b3d45c3a78ba.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 4852 wrote to memory of 2936	4852	52578dce0a7fb82f7e6e3c094d7e7171ea01627f9556086cb798b3d45c3a78ba.exe	83
PID 4852 wrote to memory of 2936	4852	52578dce0a7fb82f7e6e3c094d7e7171ea01627f9556086cb798b3d45c3a78ba.exe	83
PID 4852 wrote to memory of 2936	4852	52578dce0a7fb82f7e6e3c094d7e7171ea01627f9556086cb798b3d45c3a78ba.exe	83
PID 2936 wrote to memory of 1472	2936	omsecor.exe	101
PID 2936 wrote to memory of 1472	2936	omsecor.exe	101
PID 2936 wrote to memory of 1472	2936	omsecor.exe	101

C:\Users\Admin\AppData\Local\Temp\52578dce0a7fb82f7e6e3c094d7e7171ea01627f9556086cb798b3d45c3a78ba.exe
"C:\Users\Admin\AppData\Local\Temp\52578dce0a7fb82f7e6e3c094d7e7171ea01627f9556086cb798b3d45c3a78ba.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4852
- 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:2936
- - 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:1472

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
33KB

MD5
6cd1763b94ef41dbca7e275fc3f46bd9

SHA1
bfdebfcece3d4662bacaa4d82f8028f3b73cc87b

SHA256
1cc47a53ffdcd8864c0af30e800408124a2c6ee7c059ca8f9303ad28b4bb09b0

SHA512
af3b1625c5c82a7a205405b93a1ece4fffa4a6691cbc76f6e4a4ab66af1b2273b2283f659433e699bf9385933174155f7dc4e3dd7993854c733ee438396cdb2e

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

Filesize
33KB

MD5
71ac9dbff004f940f6a07c2882c5f161

SHA1
afe267e415c2c7b241949b60e3dd194fbeb53222

SHA256
1969aaebe8fbd0b7c0eec13a1ffd9bb512c7e2e3c38fbdbe1a27c9ac27db7fba

SHA512
9aeb4f9b4caa506d7ba0d469b1a9b7d10582f837d4ae35e2d1a58347fd1ce8256035981f742eb1529ddb22ccff9a57c31627fab156721de6e1284e0ab734e94c

Download Submit
memory/1472-19-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1472-22-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2936-4-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2936-8-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2936-11-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2936-14-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2936-15-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2936-20-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4852-0-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4852-7-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download