Malware Analysis Report

2024-09-11 08:39

Sample ID 240611-eaam9sshlh
Target d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a
SHA256 d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a
Tags
neconyd trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a

Threat Level: Known bad

The file d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a was found to be: Known bad.

Malicious Activity Summary

neconyd trojan

Neconyd family

Neconyd

Executes dropped EXE

Loads dropped DLL

Drops file in System32 directory

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-11 03:43

Signatures

Neconyd family

neconyd

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-11 03:43

Reported

2024-06-11 03:46

Platform

win7-20240221-en

Max time kernel

146s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a.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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\omsecor.exe N/A
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:\Windows\SysWOW64\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 2232 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2232 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2232 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2232 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2968 wrote to memory of 2416 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2968 wrote to memory of 2416 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2968 wrote to memory of 2416 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2968 wrote to memory of 2416 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2416 wrote to memory of 1988 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2416 wrote to memory of 1988 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2416 wrote to memory of 1988 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2416 wrote to memory of 1988 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a.exe

"C:\Users\Admin\AppData\Local\Temp\d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a.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 52.34.198.229:80 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

memory/2232-0-0x0000000000400000-0x000000000042B000-memory.dmp

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

MD5 23348e0544f48e986d072884c823944e
SHA1 3f90a837cdb1ccc8e9e95dba81c928e1b7541607
SHA256 c24ad1bd615b80a14109e144881b5282fe2bd1c01ecd0278dae02be9f451d82f
SHA512 0d7ed9504dca804262ff15893dc8614876bdfc51c4de14c6635a8b3ce38ad5def3f691d54e7167c1d30e611a4f1affc0ab2620d48d466e8df5a5a6f7d11e0c72

memory/2232-4-0x0000000000220000-0x000000000024B000-memory.dmp

memory/2232-9-0x0000000000400000-0x000000000042B000-memory.dmp

memory/2968-12-0x0000000000400000-0x000000000042B000-memory.dmp

\Windows\SysWOW64\omsecor.exe

MD5 891d5e49bc14929c7324e6fe8d12b793
SHA1 b46b03476624aedebf28431b11186d47b59a01a2
SHA256 325606f5145130af010ab9203b53323cfe5c0e8c945695c50b97dcce94479030
SHA512 33da9d0e6ff7a2e4b01630b3ef01f78efb038bcc9837b157e2f36731f51c3139efdc53b320975d1f3756583ca4f7d34b5c59e4f0c7c7fa1d7692b350ebfbd49a

memory/2968-17-0x00000000003B0000-0x00000000003DB000-memory.dmp

memory/2968-23-0x0000000000400000-0x000000000042B000-memory.dmp

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

MD5 3963a4a61cbd9c0ea4fcd6d0b4ba3ac0
SHA1 71f7415450b8b2d59206e5c06886b3c9335b4ae8
SHA256 ef28d616b4af265c5e2026d64334bd13ccb041c2ec8b1509884523dc9d4236c4
SHA512 12a914151e1d3ffa8bf8a0420818b7c407dad2a833c737ab3efcdaf8340f33a5a81efb3f61c061089dfb04f1270f6ad954aaeba04766d29684fee0d6d0168416

memory/2416-33-0x0000000000400000-0x000000000042B000-memory.dmp

memory/1988-36-0x0000000000400000-0x000000000042B000-memory.dmp

memory/1988-37-0x0000000000400000-0x000000000042B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-11 03:43

Reported

2024-06-11 03:46

Platform

win10v2004-20240508-en

Max time kernel

142s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a.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 372 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 372 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 372 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2944 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2944 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2944 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2600 wrote to memory of 1376 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2600 wrote to memory of 1376 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2600 wrote to memory of 1376 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a.exe

"C:\Users\Admin\AppData\Local\Temp\d52b9c1543034306fe6b394e21fbaa4bfe5cc0ccaba17514ae518700be3b9d9a.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
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 lousta.net udp
US 8.8.8.8:53 ow5dirasuek.com udp
US 8.8.8.8:53 lousta.net udp
US 8.8.8.8:53 lousta.net udp
US 8.8.8.8:53 mkkuei4kdsz.com udp
US 8.8.8.8:53 ow5dirasuek.com udp

Files

memory/372-1-0x0000000000400000-0x000000000042B000-memory.dmp

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

MD5 23348e0544f48e986d072884c823944e
SHA1 3f90a837cdb1ccc8e9e95dba81c928e1b7541607
SHA256 c24ad1bd615b80a14109e144881b5282fe2bd1c01ecd0278dae02be9f451d82f
SHA512 0d7ed9504dca804262ff15893dc8614876bdfc51c4de14c6635a8b3ce38ad5def3f691d54e7167c1d30e611a4f1affc0ab2620d48d466e8df5a5a6f7d11e0c72

memory/2944-5-0x0000000000400000-0x000000000042B000-memory.dmp

memory/372-6-0x0000000000400000-0x000000000042B000-memory.dmp

memory/2944-7-0x0000000000400000-0x000000000042B000-memory.dmp

C:\Windows\SysWOW64\omsecor.exe

MD5 ddc3099d42bcced96590c187dd78af8b
SHA1 5ca68354f018d9f771f7ff38a2f18986dcedbe89
SHA256 f13984687a927fe496688e0124e4ea44ac1c370caf93ebcf31e6a42bcb2bf60b
SHA512 2ad002cd2dd2578c4c5420450fe5f26a5d8d4c20033d22587303497fa14e417639ba3afcab1ba13feb71283969acebb604daa03bc7ced5bc6e1cbd2942a66fac

memory/2600-13-0x0000000000400000-0x000000000042B000-memory.dmp

memory/2944-12-0x0000000000400000-0x000000000042B000-memory.dmp

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

MD5 846a64e6f8f8dcb527087de205a3abee
SHA1 e22e725b70f1b2903ab6643496c8e2debdef3985
SHA256 3e124bb10759bc2211848476b4cdf0eaef0d81bfc95ad84aed6ffd48e02efa74
SHA512 f6aec62859441a79954bfb82490d26728024d55efc2fc789da8dc5c81861505e6d6cf0d4fe5f3be76867d13ff6f18bffb4deb8a19882034625f3b29e991cd013

memory/2600-16-0x0000000000400000-0x000000000042B000-memory.dmp

memory/1376-18-0x0000000000400000-0x000000000042B000-memory.dmp

memory/1376-20-0x0000000000400000-0x000000000042B000-memory.dmp