Malware Analysis Report

2024-11-16 12:59

Sample ID 240817-3qyxsswgqp
Target 62c4b5d0608e2b4e3bc579d979e067c7e5e8a272b6c2e6f566234acb5d7dda50
SHA256 62c4b5d0608e2b4e3bc579d979e067c7e5e8a272b6c2e6f566234acb5d7dda50
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

62c4b5d0608e2b4e3bc579d979e067c7e5e8a272b6c2e6f566234acb5d7dda50

Threat Level: Known bad

The file 62c4b5d0608e2b4e3bc579d979e067c7e5e8a272b6c2e6f566234acb5d7dda50 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

2024-08-17 23:43

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 23:43

Reported

2024-08-17 23:46

Platform

win7-20240729-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\62c4b5d0608e2b4e3bc579d979e067c7e5e8a272b6c2e6f566234acb5d7dda50.exe"

Signatures

Neconyd

trojan neconyd

UPX packed file

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

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe 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\62c4b5d0608e2b4e3bc579d979e067c7e5e8a272b6c2e6f566234acb5d7dda50.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\62c4b5d0608e2b4e3bc579d979e067c7e5e8a272b6c2e6f566234acb5d7dda50.exe

"C:\Users\Admin\AppData\Local\Temp\62c4b5d0608e2b4e3bc579d979e067c7e5e8a272b6c2e6f566234acb5d7dda50.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2252 -s 36

Network

N/A

Files

memory/2252-1-0x0000000000400000-0x000000000044F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-17 23:43

Reported

2024-08-17 23:46

Platform

win10v2004-20240802-en

Max time kernel

135s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\62c4b5d0608e2b4e3bc579d979e067c7e5e8a272b6c2e6f566234acb5d7dda50.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\62c4b5d0608e2b4e3bc579d979e067c7e5e8a272b6c2e6f566234acb5d7dda50.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\62c4b5d0608e2b4e3bc579d979e067c7e5e8a272b6c2e6f566234acb5d7dda50.exe

"C:\Users\Admin\AppData\Local\Temp\62c4b5d0608e2b4e3bc579d979e067c7e5e8a272b6c2e6f566234acb5d7dda50.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 5076 -ip 5076

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 224

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=4360,i,7447299413640964517,4240724842020506306,262144 --variations-seed-version --mojo-platform-channel-handle=4396 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.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 8.8.8.8:53 123.10.44.20.in-addr.arpa udp
US 8.8.8.8:53 34.242.123.52.in-addr.arpa udp

Files

memory/5076-0-0x0000000000400000-0x000000000044F000-memory.dmp

memory/5076-1-0x0000000000400000-0x000000000044F000-memory.dmp