Malware Analysis Report

2024-11-16 13:00

Sample ID 240522-lwsjjabc3t
Target ed74143c8570bf979c6f71e2d6acde4515c5c4c4c83c5ddca361634d258051de
SHA256 ed74143c8570bf979c6f71e2d6acde4515c5c4c4c83c5ddca361634d258051de
Tags
neconyd trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

ed74143c8570bf979c6f71e2d6acde4515c5c4c4c83c5ddca361634d258051de

Threat Level: Known bad

The file ed74143c8570bf979c6f71e2d6acde4515c5c4c4c83c5ddca361634d258051de was found to be: Known bad.

Malicious Activity Summary

neconyd trojan

Neconyd

Neconyd family

Executes dropped EXE

Loads dropped DLL

Drops file in System32 directory

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-22 09:53

Signatures

Neconyd family

neconyd

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-22 09:53

Reported

2024-05-22 09:55

Platform

win7-20240221-en

Max time kernel

146s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ed74143c8570bf979c6f71e2d6acde4515c5c4c4c83c5ddca361634d258051de.exe"

Signatures

Neconyd

trojan neconyd

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\omsecor.exe N/A
N/A N/A C:\Windows\SysWOW64\omsecor.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\omsecor.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2484 wrote to memory of 2848 N/A C:\Users\Admin\AppData\Local\Temp\ed74143c8570bf979c6f71e2d6acde4515c5c4c4c83c5ddca361634d258051de.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2484 wrote to memory of 2848 N/A C:\Users\Admin\AppData\Local\Temp\ed74143c8570bf979c6f71e2d6acde4515c5c4c4c83c5ddca361634d258051de.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2484 wrote to memory of 2848 N/A C:\Users\Admin\AppData\Local\Temp\ed74143c8570bf979c6f71e2d6acde4515c5c4c4c83c5ddca361634d258051de.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2484 wrote to memory of 2848 N/A C:\Users\Admin\AppData\Local\Temp\ed74143c8570bf979c6f71e2d6acde4515c5c4c4c83c5ddca361634d258051de.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2848 wrote to memory of 1180 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2848 wrote to memory of 1180 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2848 wrote to memory of 1180 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2848 wrote to memory of 1180 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1180 wrote to memory of 2868 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1180 wrote to memory of 2868 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1180 wrote to memory of 2868 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1180 wrote to memory of 2868 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ed74143c8570bf979c6f71e2d6acde4515c5c4c4c83c5ddca361634d258051de.exe

"C:\Users\Admin\AppData\Local\Temp\ed74143c8570bf979c6f71e2d6acde4515c5c4c4c83c5ddca361634d258051de.exe"

C:\Users\Admin\AppData\Roaming\omsecor.exe

C:\Users\Admin\AppData\Roaming\omsecor.exe

C:\Windows\SysWOW64\omsecor.exe

C:\Windows\System32\omsecor.exe

C:\Users\Admin\AppData\Roaming\omsecor.exe

C:\Users\Admin\AppData\Roaming\omsecor.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 lousta.net udp
FI 193.166.255.171:80 lousta.net tcp
FI 193.166.255.171:80 lousta.net tcp
US 8.8.8.8:53 mkkuei4kdsz.com udp
US 64.225.91.73:80 mkkuei4kdsz.com tcp
US 8.8.8.8:53 ow5dirasuek.com udp
US 35.91.124.102:80 ow5dirasuek.com tcp
FI 193.166.255.171:80 lousta.net tcp
FI 193.166.255.171:80 lousta.net tcp
US 64.225.91.73:80 mkkuei4kdsz.com tcp

Files

C:\Users\Admin\AppData\Roaming\omsecor.exe

MD5 b179b4a43fb0114abf7330e1cbfa2faf
SHA1 cbb6b93718c745066e1f19bcf26143afee5fde30
SHA256 9a2d2e677cf88ffc7aa233999136ad5d7bec9c96d72aa2accb636d55c997c609
SHA512 99e5ac4d2aa95e045ef9b8f67005ac5043593c9a9b5f9d1e7d50ae31ff55aa93f0c3595672c571338e9118b6218357e5d50484a3f275320614081149418a91a0

\Windows\SysWOW64\omsecor.exe

MD5 e3c851f5ba4a54f0a236fc33704a0e2f
SHA1 90255115cdce6b8902e798c9faba88aa3ea277de
SHA256 266d425b4f06f2bf634405552db21a957ac9ccc2880155bd3a438109a8e5bbf6
SHA512 1c0759fcb3daecfedb7f3d305f23596502d48ba182200f67868afd263ae71b3d815b7be9b1da693afd9406f80085191c0fd0c779abfe8e957f4119597cb9c79d

\Users\Admin\AppData\Roaming\omsecor.exe

MD5 b2019f2ed079642c525534592900b7f9
SHA1 9955d0effed9e392ebfbc8f84a9ca3f0b19a53e1
SHA256 4aaf9a515822038ec1d71b0f7b61bf97891f640583b0522d010125257dff8a06
SHA512 a44ff40c226d08925bfecdd21c163b24f429aa09f7b612e2af80e0ed49784efb78b906ec7898195ff643a3c996ae68635830f4e57a14352e1a327b78b5a9531d

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-22 09:53

Reported

2024-05-22 09:55

Platform

win10v2004-20240508-en

Max time kernel

146s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ed74143c8570bf979c6f71e2d6acde4515c5c4c4c83c5ddca361634d258051de.exe"

Signatures

Neconyd

trojan neconyd

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\omsecor.exe N/A
N/A N/A C:\Windows\SysWOW64\omsecor.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\omsecor.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ed74143c8570bf979c6f71e2d6acde4515c5c4c4c83c5ddca361634d258051de.exe

"C:\Users\Admin\AppData\Local\Temp\ed74143c8570bf979c6f71e2d6acde4515c5c4c4c83c5ddca361634d258051de.exe"

C:\Users\Admin\AppData\Roaming\omsecor.exe

C:\Users\Admin\AppData\Roaming\omsecor.exe

C:\Windows\SysWOW64\omsecor.exe

C:\Windows\System32\omsecor.exe

C:\Users\Admin\AppData\Roaming\omsecor.exe

C:\Users\Admin\AppData\Roaming\omsecor.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 lousta.net udp
FI 193.166.255.171:80 lousta.net tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.72:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 17.53.126.40.in-addr.arpa udp
US 8.8.8.8:53 72.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
FI 193.166.255.171:80 lousta.net tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 mkkuei4kdsz.com udp
US 64.225.91.73:80 mkkuei4kdsz.com tcp
US 8.8.8.8:53 73.91.225.64.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 ow5dirasuek.com udp
US 35.91.124.102:80 ow5dirasuek.com tcp
US 8.8.8.8:53 102.124.91.35.in-addr.arpa udp
FI 193.166.255.171:80 lousta.net tcp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
FI 193.166.255.171:80 lousta.net tcp
US 64.225.91.73:80 mkkuei4kdsz.com tcp

Files

C:\Users\Admin\AppData\Roaming\omsecor.exe

MD5 b179b4a43fb0114abf7330e1cbfa2faf
SHA1 cbb6b93718c745066e1f19bcf26143afee5fde30
SHA256 9a2d2e677cf88ffc7aa233999136ad5d7bec9c96d72aa2accb636d55c997c609
SHA512 99e5ac4d2aa95e045ef9b8f67005ac5043593c9a9b5f9d1e7d50ae31ff55aa93f0c3595672c571338e9118b6218357e5d50484a3f275320614081149418a91a0

C:\Windows\SysWOW64\omsecor.exe

MD5 ad55c53a59686c23ab2cad042faf5906
SHA1 1966f32f11a7166446f8f32bbf73a115ff6567bc
SHA256 d93ee854a7319a68a6647a51dc6b4d91de76442626f682535f7663f1e787956a
SHA512 f9174bb8d6b618db8b03c251a0d632301545a4fff198a261054d51cb3b816615bb3fa5ecb3bd982b0bd4de70ea7e7326dd9327cddb62196614d280dc9d747bd9

C:\Users\Admin\AppData\Roaming\omsecor.exe

MD5 c5e08511531c388abbac58e3089a570b
SHA1 a7af75bb7d2e4c72755b35a217daf7731f480534
SHA256 1115c1f341dc04f340936108e0728121ea23e630622d55215cec925e65d4a7af
SHA512 199089ac03c3fe51aefb2ac5b71a6a4f84188b5fa01fc11db53185bd039e80e96c8364fe5cb47a94f04441a9ec0de0db08bb63673d47414af8f1a33a0288045a