Malware Analysis Report

2024-11-16 12:58

Sample ID 240819-mq3yrazapd
Target e0b477fbbeea981612c175f4e7b97e70N.exe
SHA256 720bae68bb732551d9afc1c9a18e40d23ea7fa0b8cf59f5e819a86a7e7ee8dc4
Tags
upx neconyd discovery trojan
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

720bae68bb732551d9afc1c9a18e40d23ea7fa0b8cf59f5e819a86a7e7ee8dc4

Threat Level: Known bad

The file e0b477fbbeea981612c175f4e7b97e70N.exe was found to be: Known bad.

Malicious Activity Summary

upx neconyd discovery trojan

Neconyd family

Neconyd

UPX packed file

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-19 10:41

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

2024-08-19 10:41

Reported

2024-08-19 10:43

Platform

win7-20240708-en

Max time kernel

117s

Max time network

117s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e0b477fbbeea981612c175f4e7b97e70N.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\e0b477fbbeea981612c175f4e7b97e70N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e0b477fbbeea981612c175f4e7b97e70N.exe

"C:\Users\Admin\AppData\Local\Temp\e0b477fbbeea981612c175f4e7b97e70N.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 36

Network

N/A

Files

memory/1596-1-0x0000000000400000-0x000000000044F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-19 10:41

Reported

2024-08-19 10:43

Platform

win10v2004-20240802-en

Max time kernel

105s

Max time network

105s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e0b477fbbeea981612c175f4e7b97e70N.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\e0b477fbbeea981612c175f4e7b97e70N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e0b477fbbeea981612c175f4e7b97e70N.exe

"C:\Users\Admin\AppData\Local\Temp\e0b477fbbeea981612c175f4e7b97e70N.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5080 -ip 5080

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5080 -s 228

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
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/5080-0-0x0000000000400000-0x000000000044F000-memory.dmp

memory/5080-1-0x0000000000400000-0x000000000044F000-memory.dmp