Malware Analysis Report

2024-11-16 13:01

Sample ID 240520-yx6trsfh3s
Target 011c059fa55493bf1821a870d89e7d6d3f5f1c45646c952f33194ca2770668a1.exe
SHA256 011c059fa55493bf1821a870d89e7d6d3f5f1c45646c952f33194ca2770668a1
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

011c059fa55493bf1821a870d89e7d6d3f5f1c45646c952f33194ca2770668a1

Threat Level: Known bad

The file 011c059fa55493bf1821a870d89e7d6d3f5f1c45646c952f33194ca2770668a1.exe 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

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-20 20:10

Signatures

Neconyd family

neconyd

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-20 20:10

Reported

2024-05-20 20:48

Platform

win7-20240221-en

Max time kernel

146s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\011c059fa55493bf1821a870d89e7d6d3f5f1c45646c952f33194ca2770668a1.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

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
File opened for modification C:\Windows\SysWOW64\merocz.xc6 C:\Windows\SysWOW64\omsecor.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\011c059fa55493bf1821a870d89e7d6d3f5f1c45646c952f33194ca2770668a1.exe

"C:\Users\Admin\AppData\Local\Temp\011c059fa55493bf1821a870d89e7d6d3f5f1c45646c952f33194ca2770668a1.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

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

memory/2136-1-0x0000000000400000-0x000000000042B000-memory.dmp

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

MD5 84230afd5a8a2644094660f014b02995
SHA1 36e2352fdce75e7afd6300e7fc527232eb140ce4
SHA256 78b98f9e1b0b085472a8d9c0d15b2aa44d7185859c5020b4e948cb0e72d7299c
SHA512 4a8223eff219b57af9d6e603e5aad94715ed0674d4b2f87ee05573e3cf404a4491253aebf95bc9e9ba442bd1a6884ce732ed923252dbd27c81e27365733edc98

memory/2912-9-0x0000000000400000-0x000000000042B000-memory.dmp

memory/2912-11-0x0000000000400000-0x000000000042B000-memory.dmp

\Windows\SysWOW64\omsecor.exe

MD5 ca9d6d40f0032cbc156a8721a4d64a3b
SHA1 54764937c0d4791546f07e873853f53fb4816a2b
SHA256 0888f42034f03c5d67472ef2cbe3604173166382bb69c441466eb4e891806bc1
SHA512 56534ca9cc3bbdd3d04bc4806baaae28a7ac2efc78a5c5d22f6798fe0eb12dae8df7cf3adecd4abf640ac7ee66751d4dbacb47e819243ad2039f7f5a24906365

memory/2912-16-0x0000000000380000-0x00000000003AB000-memory.dmp

memory/2912-24-0x0000000000400000-0x000000000042B000-memory.dmp

memory/2552-25-0x0000000000400000-0x000000000042B000-memory.dmp

memory/2552-26-0x0000000000400000-0x000000000042B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-20 20:10

Reported

2024-05-20 20:46

Platform

win10v2004-20240426-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\011c059fa55493bf1821a870d89e7d6d3f5f1c45646c952f33194ca2770668a1.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\011c059fa55493bf1821a870d89e7d6d3f5f1c45646c952f33194ca2770668a1.exe

"C:\Users\Admin\AppData\Local\Temp\011c059fa55493bf1821a870d89e7d6d3f5f1c45646c952f33194ca2770668a1.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 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
FI 193.166.255.171:80 lousta.net tcp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 mkkuei4kdsz.com udp
US 64.225.91.73:80 mkkuei4kdsz.com tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 73.91.225.64.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 31.243.111.52.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
US 8.8.8.8:53 udp

Files

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

MD5 84230afd5a8a2644094660f014b02995
SHA1 36e2352fdce75e7afd6300e7fc527232eb140ce4
SHA256 78b98f9e1b0b085472a8d9c0d15b2aa44d7185859c5020b4e948cb0e72d7299c
SHA512 4a8223eff219b57af9d6e603e5aad94715ed0674d4b2f87ee05573e3cf404a4491253aebf95bc9e9ba442bd1a6884ce732ed923252dbd27c81e27365733edc98

memory/1476-5-0x0000000000400000-0x000000000042B000-memory.dmp

memory/2176-1-0x0000000000400000-0x000000000042B000-memory.dmp

memory/1476-6-0x0000000000400000-0x000000000042B000-memory.dmp

C:\Windows\SysWOW64\omsecor.exe

MD5 c805931617d9d0c5b15f70ca6c4d1de0
SHA1 4c088b86a6638f1919d2607f57636633a4faeb8f
SHA256 b9d0f87f011fbb18f2b00ae3dbe69e09753093fb6bbcd4b1e560cc8920960e2c
SHA512 2dfccdd20d2fdc08f5de28e878460d64a045c7e348a3735183b5d9da49db91008b1d050fbf75849bd6c5f49d220345ea259452cc941412ecf67a53962edefc82

memory/1476-10-0x0000000000400000-0x000000000042B000-memory.dmp

memory/3060-12-0x0000000000400000-0x000000000042B000-memory.dmp

memory/3060-15-0x0000000000400000-0x000000000042B000-memory.dmp

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

MD5 50f41cc8805efd91a57b414bc27dfbdb
SHA1 b4a5109c8c334890bc08a8719b99db4300bcb572
SHA256 3720da2fd010c85f32c5f1b8852a331d827e6c20af5b5da0eccaef6222acd0e7
SHA512 6574b68e67fc4f6587ee0453df20f6942cccda2592ecd1bc72517a78c85099ff6327fea472d0f4fc0e235c936c20468a425b4cdddc59d345ada1513af59e26df

memory/1516-17-0x0000000000400000-0x000000000042B000-memory.dmp

memory/1516-19-0x0000000000400000-0x000000000042B000-memory.dmp