Malware Analysis Report

2024-11-16 12:58

Sample ID 240819-chlpdsycja
Target d6fff7b11c32cf8ca456bdff3735a2e83cbc46d399f6362a78d52095e7d2c12c
SHA256 d6fff7b11c32cf8ca456bdff3735a2e83cbc46d399f6362a78d52095e7d2c12c
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

d6fff7b11c32cf8ca456bdff3735a2e83cbc46d399f6362a78d52095e7d2c12c

Threat Level: Known bad

The file d6fff7b11c32cf8ca456bdff3735a2e83cbc46d399f6362a78d52095e7d2c12c was found to be: Known bad.

Malicious Activity Summary

upx neconyd discovery trojan

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

2024-08-19 02:04

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 02:04

Reported

2024-08-19 02:07

Platform

win7-20240705-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d6fff7b11c32cf8ca456bdff3735a2e83cbc46d399f6362a78d52095e7d2c12c.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\d6fff7b11c32cf8ca456bdff3735a2e83cbc46d399f6362a78d52095e7d2c12c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d6fff7b11c32cf8ca456bdff3735a2e83cbc46d399f6362a78d52095e7d2c12c.exe

"C:\Users\Admin\AppData\Local\Temp\d6fff7b11c32cf8ca456bdff3735a2e83cbc46d399f6362a78d52095e7d2c12c.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 36

Network

N/A

Files

memory/2772-1-0x0000000000400000-0x000000000044F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-19 02:04

Reported

2024-08-19 02:07

Platform

win10v2004-20240802-en

Max time kernel

136s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d6fff7b11c32cf8ca456bdff3735a2e83cbc46d399f6362a78d52095e7d2c12c.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\d6fff7b11c32cf8ca456bdff3735a2e83cbc46d399f6362a78d52095e7d2c12c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d6fff7b11c32cf8ca456bdff3735a2e83cbc46d399f6362a78d52095e7d2c12c.exe

"C:\Users\Admin\AppData\Local\Temp\d6fff7b11c32cf8ca456bdff3735a2e83cbc46d399f6362a78d52095e7d2c12c.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 876 -ip 876

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 876 -s 232

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 38.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.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 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

memory/876-0-0x0000000000400000-0x000000000044F000-memory.dmp

memory/876-1-0x0000000000400000-0x000000000044F000-memory.dmp