neconyd | 8a7b4a20378969b2d5589593732ba04b75782156ce45c26ead1aa9a2d1c5f060

Analysis

max time kernel
114s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-01-2025 11:14

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General

Target

8a7b4a20378969b2d5589593732ba04b75782156ce45c26ead1aa9a2d1c5f060.exe
Size

71KB
MD5

b51eedf2b9a9b3799457aec1d5b58e28
SHA1

29c6a50b4616c9004a45a4b01f604b1ab18b9c97
SHA256

8a7b4a20378969b2d5589593732ba04b75782156ce45c26ead1aa9a2d1c5f060
SHA512

eadaca67818d5cfa751bdbf1633bdb4666a70796c27339a7f17425287faf0892a47408eb7abfcbdbf2558e57637fdf40c82ebb246286435c93fd41f76169b864
SSDEEP

1536:fd9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZSDHIbH3:XdseIOMEZEyFjEOFqTiQmQDHIbH3

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
1332	omsecor.exe
3680	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	8a7b4a20378969b2d5589593732ba04b75782156ce45c26ead1aa9a2d1c5f060.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 1352 wrote to memory of 1332	1352	8a7b4a20378969b2d5589593732ba04b75782156ce45c26ead1aa9a2d1c5f060.exe	82
PID 1352 wrote to memory of 1332	1352	8a7b4a20378969b2d5589593732ba04b75782156ce45c26ead1aa9a2d1c5f060.exe	82
PID 1352 wrote to memory of 1332	1352	8a7b4a20378969b2d5589593732ba04b75782156ce45c26ead1aa9a2d1c5f060.exe	82
PID 1332 wrote to memory of 3680	1332	omsecor.exe	92
PID 1332 wrote to memory of 3680	1332	omsecor.exe	92
PID 1332 wrote to memory of 3680	1332	omsecor.exe	92

C:\Users\Admin\AppData\Local\Temp\8a7b4a20378969b2d5589593732ba04b75782156ce45c26ead1aa9a2d1c5f060.exe
"C:\Users\Admin\AppData\Local\Temp\8a7b4a20378969b2d5589593732ba04b75782156ce45c26ead1aa9a2d1c5f060.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1352
- 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:1332
- - 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:3680

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
71KB

MD5
cd35ae38da0a6fe7ebf5a37e507e9147

SHA1
722cd37980b142c04a454759db8b602cea3c8493

SHA256
a3841cfa4f77bd6dec560dcedd4ff98502fa44e02449c6efb5f6bba60b817c1e

SHA512
ed2025143e364c86b35db08d334594d62d6d95d5517118fe4b31a1b03654c110ef154be3a4f71243472fad327276a7d31cd6933180e51ba5883a2b0bf9508a46

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

Filesize
71KB

MD5
18d690d2b6510b9dc5c5713ff9de4c81

SHA1
d5b17742d8d47711ca948656f2dcb51cf2837f39

SHA256
0a07d6652500343e3e80272938f4b32d3f33b46e052b95541fdba19c32229ea6

SHA512
2720adeca594c901e2ee2cc8aa6cb9fabceeab03c16d450fa0fce7c3649f8047540cab40735d2e35f3e24d76cf6370b8e1fde265918b66c8ef752904af68dc31

Download Submit
memory/1332-4-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1332-7-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1332-13-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1352-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1352-6-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3680-11-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3680-14-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download