Malware Analysis Report

2024-11-16 12:59

Sample ID 240818-c3erks1apd
Target 9e7541e2f966468e9b9a32f05524cf4d761c0f2f64a55422cb3aae069a3af5fb
SHA256 9e7541e2f966468e9b9a32f05524cf4d761c0f2f64a55422cb3aae069a3af5fb
Tags
neconyd discovery trojan upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9e7541e2f966468e9b9a32f05524cf4d761c0f2f64a55422cb3aae069a3af5fb

Threat Level: Known bad

The file 9e7541e2f966468e9b9a32f05524cf4d761c0f2f64a55422cb3aae069a3af5fb was found to be: Known bad.

Malicious Activity Summary

neconyd discovery trojan upx

Neconyd family

Neconyd

UPX packed file

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-18 02:35

Signatures

Neconyd family

neconyd

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-18 02:35

Reported

2024-08-18 02:38

Platform

win7-20240729-en

Max time kernel

16s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9e7541e2f966468e9b9a32f05524cf4d761c0f2f64a55422cb3aae069a3af5fb.exe"

Signatures

Neconyd

trojan neconyd

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\9e7541e2f966468e9b9a32f05524cf4d761c0f2f64a55422cb3aae069a3af5fb.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9e7541e2f966468e9b9a32f05524cf4d761c0f2f64a55422cb3aae069a3af5fb.exe

"C:\Users\Admin\AppData\Local\Temp\9e7541e2f966468e9b9a32f05524cf4d761c0f2f64a55422cb3aae069a3af5fb.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2732 -s 36

Network

N/A

Files

memory/2732-1-0x0000000000400000-0x000000000044F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-18 02:35

Reported

2024-08-18 02:38

Platform

win10v2004-20240802-en

Max time kernel

134s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9e7541e2f966468e9b9a32f05524cf4d761c0f2f64a55422cb3aae069a3af5fb.exe"

Signatures

Neconyd

trojan neconyd

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\9e7541e2f966468e9b9a32f05524cf4d761c0f2f64a55422cb3aae069a3af5fb.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9e7541e2f966468e9b9a32f05524cf4d761c0f2f64a55422cb3aae069a3af5fb.exe

"C:\Users\Admin\AppData\Local\Temp\9e7541e2f966468e9b9a32f05524cf4d761c0f2f64a55422cb3aae069a3af5fb.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1748 -ip 1748

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1748 -s 224

Network

Country Destination Domain Proto
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp

Files

memory/1748-0-0x0000000000400000-0x000000000044F000-memory.dmp

memory/1748-1-0x0000000000400000-0x000000000044F000-memory.dmp