Malware Analysis Report

2024-11-16 12:58

Sample ID 240818-dckqks1era
Target a3ea2e43b1329758fc000948fd08052e0b7179ce73cded3972006c359d212cf1
SHA256 a3ea2e43b1329758fc000948fd08052e0b7179ce73cded3972006c359d212cf1
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

a3ea2e43b1329758fc000948fd08052e0b7179ce73cded3972006c359d212cf1

Threat Level: Known bad

The file a3ea2e43b1329758fc000948fd08052e0b7179ce73cded3972006c359d212cf1 was found to be: Known bad.

Malicious Activity Summary

upx neconyd discovery trojan

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 02:51

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 02:51

Reported

2024-08-18 02:54

Platform

win7-20240708-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a3ea2e43b1329758fc000948fd08052e0b7179ce73cded3972006c359d212cf1.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\a3ea2e43b1329758fc000948fd08052e0b7179ce73cded3972006c359d212cf1.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a3ea2e43b1329758fc000948fd08052e0b7179ce73cded3972006c359d212cf1.exe

"C:\Users\Admin\AppData\Local\Temp\a3ea2e43b1329758fc000948fd08052e0b7179ce73cded3972006c359d212cf1.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2660 -s 36

Network

N/A

Files

memory/2660-1-0x0000000000400000-0x000000000044F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-18 02:51

Reported

2024-08-18 02:54

Platform

win10v2004-20240802-en

Max time kernel

134s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a3ea2e43b1329758fc000948fd08052e0b7179ce73cded3972006c359d212cf1.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\a3ea2e43b1329758fc000948fd08052e0b7179ce73cded3972006c359d212cf1.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a3ea2e43b1329758fc000948fd08052e0b7179ce73cded3972006c359d212cf1.exe

"C:\Users\Admin\AppData\Local\Temp\a3ea2e43b1329758fc000948fd08052e0b7179ce73cded3972006c359d212cf1.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4996 -ip 4996

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4996 -s 228

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4288,i,12470628711992022444,7767535593390851522,262144 --variations-seed-version --mojo-platform-channel-handle=1432 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.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 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.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
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/4996-0-0x0000000000400000-0x000000000044F000-memory.dmp

memory/4996-1-0x0000000000400000-0x000000000044F000-memory.dmp