neconyd | f578ed658552fdfd757091521b92afaf97b5f747e4b7de1d0782315b228744ac

Analysis

max time kernel
139s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-12-2024 04:50

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General

Target

f578ed658552fdfd757091521b92afaf97b5f747e4b7de1d0782315b228744ac.exe
Size

76KB
MD5

2b07ebed6c3cb422b0282d9e1a54037c
SHA1

6bde080396fdb0e8ac34a665519e6473b53fd964
SHA256

f578ed658552fdfd757091521b92afaf97b5f747e4b7de1d0782315b228744ac
SHA512

9a4ff2373e5dbda86ac3ac7d0dd05871e39a85db039cdf8311a62c4784f67ea847ceea7c46278756050df03980539d752624494792fdc2ac351c0c620d422c1e
SSDEEP

768:gMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uAWr:gbIvYvZEyFKF6N4yS+AQmZTl/5Or

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
1644	omsecor.exe
1628	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	omsecor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f578ed658552fdfd757091521b92afaf97b5f747e4b7de1d0782315b228744ac.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	omsecor.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3432 wrote to memory of 1644	3432	f578ed658552fdfd757091521b92afaf97b5f747e4b7de1d0782315b228744ac.exe	83
PID 3432 wrote to memory of 1644	3432	f578ed658552fdfd757091521b92afaf97b5f747e4b7de1d0782315b228744ac.exe	83
PID 3432 wrote to memory of 1644	3432	f578ed658552fdfd757091521b92afaf97b5f747e4b7de1d0782315b228744ac.exe	83
PID 1644 wrote to memory of 1628	1644	omsecor.exe	101
PID 1644 wrote to memory of 1628	1644	omsecor.exe	101
PID 1644 wrote to memory of 1628	1644	omsecor.exe	101

C:\Users\Admin\AppData\Local\Temp\f578ed658552fdfd757091521b92afaf97b5f747e4b7de1d0782315b228744ac.exe
"C:\Users\Admin\AppData\Local\Temp\f578ed658552fdfd757091521b92afaf97b5f747e4b7de1d0782315b228744ac.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3432
- 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:1644
- - 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:1628

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
76KB

MD5
ace68b1292f3c41f54e0154cdcdd82fc

SHA1
e44b82bc2e4e06647cd9021a3d58de9b1b4f6882

SHA256
5145786012d333510feeeb81c4c3115949a56e327a3eda440de6738665fd923e

SHA512
89e01fe097fc2a7ccaef4f95e158f7e844f18982c09aa206a222f798e7458b41901ee2e4b7c02b1c1447079ed99f467eee8ce8cfac1839f699c818c78b4814d9

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C:\Windows\SysWOW64\omsecor.exe

Filesize
76KB

MD5
7e3349637840fd154be186b8b0d55665

SHA1
77174ff43a2b2333b4a31fb744709262dbd84a80

SHA256
a2b5eb33d5f5288fe23408bfaeb9f89f795a63dd481034fa377581391ac96080

SHA512
11705310c4ba3353ab7c2e60f6c38b861aec022290b41c052a732f33a4a5d149f1e7da0fc6fc2831a1d1532057c10da2739185b6f644130554d999e7de3e9562

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