neconyd | 23fb8519c5a239eb0868dfaba0df8939df777e81e44dc73d00852401a0c5e7d3

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 06:00

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General

Target

23fb8519c5a239eb0868dfaba0df8939df777e81e44dc73d00852401a0c5e7d3N.exe
Size

80KB
MD5

ddd89d6efef5086643807602e3759680
SHA1

d443699e56adf2b3d34a8aabd7caddc31f639004
SHA256

23fb8519c5a239eb0868dfaba0df8939df777e81e44dc73d00852401a0c5e7d3
SHA512

dd7203a90aa27942f9b4e43363d154d634519f586ce276c1b2cc7a29cbd0ecf9e6972703a8396497a517363e63514e54b9067966f56074f046ce5cba921c51bd
SSDEEP

768:GfMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uA6:GfbIvYvZEyFKF6N4yS+AQmZTl/5i

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 3 IoCs

pid	Process
3284	omsecor.exe
4828	omsecor.exe
4636	omsecor.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\omsecor.exe	omsecor.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	23fb8519c5a239eb0868dfaba0df8939df777e81e44dc73d00852401a0c5e7d3N.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 9 IoCs

description	pid	Process	procid_target
PID 3408 wrote to memory of 3284	3408	23fb8519c5a239eb0868dfaba0df8939df777e81e44dc73d00852401a0c5e7d3N.exe	83
PID 3408 wrote to memory of 3284	3408	23fb8519c5a239eb0868dfaba0df8939df777e81e44dc73d00852401a0c5e7d3N.exe	83
PID 3408 wrote to memory of 3284	3408	23fb8519c5a239eb0868dfaba0df8939df777e81e44dc73d00852401a0c5e7d3N.exe	83
PID 3284 wrote to memory of 4828	3284	omsecor.exe	100
PID 3284 wrote to memory of 4828	3284	omsecor.exe	100
PID 3284 wrote to memory of 4828	3284	omsecor.exe	100
PID 4828 wrote to memory of 4636	4828	omsecor.exe	101
PID 4828 wrote to memory of 4636	4828	omsecor.exe	101
PID 4828 wrote to memory of 4636	4828	omsecor.exe	101

C:\Users\Admin\AppData\Local\Temp\23fb8519c5a239eb0868dfaba0df8939df777e81e44dc73d00852401a0c5e7d3N.exe
"C:\Users\Admin\AppData\Local\Temp\23fb8519c5a239eb0868dfaba0df8939df777e81e44dc73d00852401a0c5e7d3N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3408
- 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:3284
- - C:\Windows\SysWOW64\omsecor.exe
    C:\Windows\System32\omsecor.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4828
  - - C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:4636

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
80KB

MD5
84e4fd4358a6a8f82eaa5c47f291ecab

SHA1
7a0f25941604fe935f3ec4800b2f4523bf8a445c

SHA256
54fb0c5fa22e4638c8c66159b90c72566d4852837526050a173e11087bad48ec

SHA512
4330211781fba11b3a9fb563dd3aaabf527d44ea5a4ba485191798a0969efc8c1c120ea4b3957dde3a2660e63372ddf0d56852dc5669f391c1af62a5d46ddece

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

Filesize
80KB

MD5
b009c7b972cafdaf4a80932f8d48d61e

SHA1
355ae7be58eb4724b12a0d5dd7fb05a8d4925c16

SHA256
aa3b3aa27d832c051f7945c01371c7424a8f24ddd0a76ab4399b029ef5565902

SHA512
011bb90d0d147726811631250303b8b7e166816f5db0f5573fa2ac53dd2a0f315f4a68098a6bf9c6d10b15637dd05c90e84d9b4cf163df6a1bafcb50c2093fbb

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

Filesize
80KB

MD5
8ab5060f0790f9be577424b331157909

SHA1
246a7657ec95eb8abfb7f25af0589438a61f076a

SHA256
a68d11ee2e84baa47c422bee4fb315e0b5e384fe4eef751a2927687d55ad58af

SHA512
f8d5cdf6b1c842c333f8f4ea6887999789eda41057cc298095a6635eb7e0ffbe2c6431df2c385bbd1d0fdb94fb48f38548b49383c85c0e63140ddf5199c56ff0

Download Submit