neconyd | eee2a6a681d331529e8ace75d539138207d220ba82dc4bb89d07cc792af66827

Analysis

max time kernel
145s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-01-2025 04:51

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General

Target

eee2a6a681d331529e8ace75d539138207d220ba82dc4bb89d07cc792af66827.exe
Size

88KB
MD5

ba22eee6c9fb329301817a2ecc56e943
SHA1

bdd2a764fcbf8c16671c4997be14c013fb30f5be
SHA256

eee2a6a681d331529e8ace75d539138207d220ba82dc4bb89d07cc792af66827
SHA512

73e46feb3babfae0ff107fe83f23ee9dfc013e74327df61f20c596f820d6568013343c4db07ffa77716d79102e6420af1756a172c8938f3caedd6e7b0975634a
SSDEEP

1536:ud9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZTl/5Z:2dseIOMEZEyFjEOFqTiQm5l/5Z

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
5116	omsecor.exe
4464	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	eee2a6a681d331529e8ace75d539138207d220ba82dc4bb89d07cc792af66827.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 2756 wrote to memory of 5116	2756	eee2a6a681d331529e8ace75d539138207d220ba82dc4bb89d07cc792af66827.exe	82
PID 2756 wrote to memory of 5116	2756	eee2a6a681d331529e8ace75d539138207d220ba82dc4bb89d07cc792af66827.exe	82
PID 2756 wrote to memory of 5116	2756	eee2a6a681d331529e8ace75d539138207d220ba82dc4bb89d07cc792af66827.exe	82
PID 5116 wrote to memory of 4464	5116	omsecor.exe	92
PID 5116 wrote to memory of 4464	5116	omsecor.exe	92
PID 5116 wrote to memory of 4464	5116	omsecor.exe	92

C:\Users\Admin\AppData\Local\Temp\eee2a6a681d331529e8ace75d539138207d220ba82dc4bb89d07cc792af66827.exe
"C:\Users\Admin\AppData\Local\Temp\eee2a6a681d331529e8ace75d539138207d220ba82dc4bb89d07cc792af66827.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2756
- 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:5116
- - 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:4464

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
88KB

MD5
daf5883ff36c6070c70c2325e4979aef

SHA1
1c52885a8a0ac5e145f50a9c934f97a69e981c52

SHA256
05f91406cb47d7d77198e598b71b254a074c79d20dfd2184efa566eb4116a272

SHA512
6ffbc858b36ff5b65b6defb55d7677ad1b9355a0e6f6599c4d7aec6da665631aa272c7f31b6c1402efd8d4d3b212e53fae9392127bec6db5b24112aed1824a0e

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C:\Windows\SysWOW64\omsecor.exe

Filesize
88KB

MD5
ffe0f0d3ff1a66374b784e53d0fcf6d4

SHA1
bcbc57018e588310c3ad4aaa293866fd590336a8

SHA256
8b3a6fd1ea1a6eb24e3a6a8888a340aa83056445729491b0a393bfdd92a5ada6

SHA512
ffc9eae2f4fc0b1f793af57f81415594b029f3891a0bfd5e383fbb4dc9218105797c380cc4dfe352a8e3a02d5af1d886a3d26a370dada21f302e89c0e162a859

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