Malware Analysis Report

2024-09-11 08:40

Sample ID 240611-w6h3ysxajq
Target 0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0
SHA256 0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0
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

0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0

Threat Level: Known bad

The file 0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0 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 18:31

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 18:31

Reported

2024-06-11 18:34

Platform

win7-20240221-en

Max time kernel

146s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0.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\0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0.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 1912 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1912 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1912 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1912 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2268 wrote to memory of 660 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2268 wrote to memory of 660 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2268 wrote to memory of 660 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2268 wrote to memory of 660 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 660 wrote to memory of 1800 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 660 wrote to memory of 1800 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 660 wrote to memory of 1800 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 660 wrote to memory of 1800 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0.exe

"C:\Users\Admin\AppData\Local\Temp\0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0.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

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

MD5 335a47e16716591ef822777ab782631e
SHA1 e583aa716e40ef7a2d2a837e0caea73800fb692e
SHA256 90103c9085cf14fc9deab763ec033407d24871d59ae5bc4418157e6e3283d01b
SHA512 998f9ee59c021a70e41baa58473c822ccaf1780281e44087fa280bbaa6316e4771b184337f3885fe767046ce6306ee6e0d6fbe4377de587bfb4e8f8846226822

\Windows\SysWOW64\omsecor.exe

MD5 bbd9d82fd86f4310e5083822a9d25323
SHA1 50f11968e708122c33a4bbdf5ed9706df7210ea9
SHA256 09c8c6e9c2853a2689a698fc903db24aafbed20b636bcffc2d4fcbe2247750ae
SHA512 0275c8d0215064266dbc831bfb4c28180a8d46955f963c5148e3c4614c6f8588ac2ab312cb173b19dcdfee2651a1ac1b0b75596f93d65d9e73b21acf875648c6

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

MD5 7d3b6ad6bd965ffa271d05ba73bf899f
SHA1 055ce3692503063f0145ca41a00042e511ff2f13
SHA256 7b15855dbadd51ac6e049361032c4055f3cc2f64aef537d1a1a683bd289e53b2
SHA512 1b4cdea4af9ac528f03f577b404f06a8217563834c7d69456ad6583e9e1ace30172699227c987b0446148507a3dfba28756e9d93bad6b807d66a980b702f434a

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-11 18:31

Reported

2024-06-11 18:34

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0.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 2808 wrote to memory of 3364 N/A C:\Users\Admin\AppData\Local\Temp\0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2808 wrote to memory of 3364 N/A C:\Users\Admin\AppData\Local\Temp\0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2808 wrote to memory of 3364 N/A C:\Users\Admin\AppData\Local\Temp\0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 3364 wrote to memory of 4324 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 3364 wrote to memory of 4324 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 3364 wrote to memory of 4324 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 4324 wrote to memory of 1388 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 4324 wrote to memory of 1388 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 4324 wrote to memory of 1388 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0.exe

"C:\Users\Admin\AppData\Local\Temp\0a787e84b7948154ec8b191c5a4bf46be24d73e4c8129f9f25f7838083d66ef0.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 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

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

MD5 335a47e16716591ef822777ab782631e
SHA1 e583aa716e40ef7a2d2a837e0caea73800fb692e
SHA256 90103c9085cf14fc9deab763ec033407d24871d59ae5bc4418157e6e3283d01b
SHA512 998f9ee59c021a70e41baa58473c822ccaf1780281e44087fa280bbaa6316e4771b184337f3885fe767046ce6306ee6e0d6fbe4377de587bfb4e8f8846226822

C:\Windows\SysWOW64\omsecor.exe

MD5 e044ef57dd90ee1ac7c594de7ea0fcf7
SHA1 5c604ab59b4f03c8e9adc4db8fe7c50b1cc54c69
SHA256 c3240fa4166e63948ea4a447a1f35810427d81b6568f6cd94ca3cda0246dc2cc
SHA512 e0965ca9f064838a09ebbc64daba5ebba8362facc80a953787ecffa502863115930284bf6d34c0fa2c8cdda02019444fdd026b1b4b6475ee7dbc00f4cfce3603

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

MD5 b2fafe8b175bc82ba5c740f7814568ee
SHA1 76dab1447c95443307edcc4232a626167170aa77
SHA256 04faa1dac59d202ef8dd86aa542daf6f7a04d1d08c11bc7afb969e26a52acfeb
SHA512 fadce9d68fd88730986ff85f0d0d0fc9dfd2f40e7ecd825826bbae11b4a48a81ea9cbb1aa13b41f7fbe39320f50f8b9a06aa1896ac14fdd732c4212772e9e3c5