Malware Analysis Report

2024-11-16 12:57

Sample ID 240817-mp91nsthqn
Target bb265577aa811fe157b09d6472cb5600N.exe
SHA256 bf54d57f1777b5e5bee6da493cedb69ae56b665f31bb88bdb9628528f52f2395
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

bf54d57f1777b5e5bee6da493cedb69ae56b665f31bb88bdb9628528f52f2395

Threat Level: Known bad

The file bb265577aa811fe157b09d6472cb5600N.exe was found to be: Known bad.

Malicious Activity Summary

neconyd discovery trojan upx

Neconyd family

Neconyd

UPX packed file

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-17 10:39

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

2024-08-17 10:39

Reported

2024-08-17 10:41

Platform

win7-20240705-en

Max time kernel

16s

Max time network

16s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bb265577aa811fe157b09d6472cb5600N.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\bb265577aa811fe157b09d6472cb5600N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bb265577aa811fe157b09d6472cb5600N.exe

"C:\Users\Admin\AppData\Local\Temp\bb265577aa811fe157b09d6472cb5600N.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2452 -s 36

Network

N/A

Files

memory/2452-1-0x0000000000400000-0x000000000044F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-17 10:39

Reported

2024-08-17 10:41

Platform

win10v2004-20240802-en

Max time kernel

100s

Max time network

101s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bb265577aa811fe157b09d6472cb5600N.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\bb265577aa811fe157b09d6472cb5600N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bb265577aa811fe157b09d6472cb5600N.exe

"C:\Users\Admin\AppData\Local\Temp\bb265577aa811fe157b09d6472cb5600N.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2340 -ip 2340

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 228

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 52.111.227.14:443 tcp
US 8.8.8.8:53 13.227.111.52.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/2340-0-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2340-1-0x0000000000400000-0x000000000044F000-memory.dmp