Malware Analysis Report

2024-09-11 08:28

Sample ID 240621-yqglasvckq
Target 2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487
SHA256 2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487
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

2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487

Threat Level: Known bad

The file 2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487 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 Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-21 19:59

Signatures

Neconyd family

neconyd

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-21 19:59

Reported

2024-06-21 20:01

Platform

win7-20231129-en

Max time kernel

146s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487.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\2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487.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 2896 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2896 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2896 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2896 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2968 wrote to memory of 1676 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2968 wrote to memory of 1676 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2968 wrote to memory of 1676 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2968 wrote to memory of 1676 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1676 wrote to memory of 2420 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1676 wrote to memory of 2420 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1676 wrote to memory of 2420 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1676 wrote to memory of 2420 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487.exe

"C:\Users\Admin\AppData\Local\Temp\2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487.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
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 d3f25a85a80fb5f2abef90c9f13dc27a
SHA1 3a2841dafbccb8733eb9f23d0056364bdfdf01fc
SHA256 bb3c2296c3fc61de470b461209dc9880a15fa729fab856c248afc587574ece7c
SHA512 01d7d4dd2db2d83be5c56e7c20af2fc5380895de0667b5ebeedc5852a8407bb04d4b31049f2a638f5368013e28635882e2fb09a9e6ec3db9469df50bebebfbda

\Windows\SysWOW64\omsecor.exe

MD5 247005b31a5ad49b62e0e5d387197124
SHA1 4ae851db4f1360761e41a8aa33fde64cbae949bb
SHA256 445f03112457355711df182cdf407709941521a4b8b2603cac460f95ac052ed4
SHA512 1e01769f7335d2908a749ca5f55613dfff1bad6229f3e9c4eb52d56a6ed344a19995ff8d60221a7e584e1cab9011bf21eb408330a98d9b8b7dc8156831f76fc3

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

MD5 f40801d5c7380d5fdfac0c1a345a3ab7
SHA1 94ed8b550812dcf9ee3a22b685cdfa55fe491896
SHA256 63af84a0d3ad4ee1b0a14f9abcf8c2f155c9e272bc13d499e9d8ab3721dee11c
SHA512 407eb4afdc72cb76d9e29ad7effe802bf44f7f1c850cb00d512693ac4f5bbef01315f5aa9153523e0872a9e71c6f58cdc3886491260545cdf51f7895d68cdbdd

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-21 19:59

Reported

2024-06-21 20:01

Platform

win10v2004-20240611-en

Max time kernel

146s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487.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 1988 wrote to memory of 2508 N/A C:\Users\Admin\AppData\Local\Temp\2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1988 wrote to memory of 2508 N/A C:\Users\Admin\AppData\Local\Temp\2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1988 wrote to memory of 2508 N/A C:\Users\Admin\AppData\Local\Temp\2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2508 wrote to memory of 3240 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2508 wrote to memory of 3240 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2508 wrote to memory of 3240 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 3240 wrote to memory of 4260 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 3240 wrote to memory of 4260 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 3240 wrote to memory of 4260 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487.exe

"C:\Users\Admin\AppData\Local\Temp\2e90f70e4dad1a0a29675c2544d153725402d37adba75de94318cf4e256c7487.exe"

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

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

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=4236,i,1400471177590024469,587385956640537806,262144 --variations-seed-version --mojo-platform-channel-handle=4632 /prefetch:8

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 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
BE 23.41.178.66:443 www.bing.com tcp
US 8.8.8.8:53 66.178.41.23.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 13.107.42.16:443 tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 13.107.42.16:443 tcp
FI 193.166.255.171:80 lousta.net tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.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 80.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 73.91.225.64.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 ow5dirasuek.com udp
US 52.34.198.229:80 ow5dirasuek.com tcp
US 8.8.8.8:53 229.198.34.52.in-addr.arpa udp
FI 193.166.255.171:80 lousta.net tcp
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 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 109.116.69.13.in-addr.arpa udp
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 d3f25a85a80fb5f2abef90c9f13dc27a
SHA1 3a2841dafbccb8733eb9f23d0056364bdfdf01fc
SHA256 bb3c2296c3fc61de470b461209dc9880a15fa729fab856c248afc587574ece7c
SHA512 01d7d4dd2db2d83be5c56e7c20af2fc5380895de0667b5ebeedc5852a8407bb04d4b31049f2a638f5368013e28635882e2fb09a9e6ec3db9469df50bebebfbda

C:\Windows\SysWOW64\omsecor.exe

MD5 20b361822f611d3a93e84a11f10a3a48
SHA1 4e6b8d1abf18ef2bf492dba6cbce0955e2dfe5c0
SHA256 7578864341cc6d0a009763c5dbfb83bf001be73197a2e472f4e9743bbd4a21e1
SHA512 412e1ca888700bc09c766bad3f6381d8df11e946dfb96e31376dcce4a5de04932edfa7a2984ed2ece91e47620f683bc26a39f17d0b4228d4fac24158146a35de

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

MD5 ba9a70380ebc3c4c8ad5409e2fa36856
SHA1 96ae8e8b1b056a5d3a4a6421d60435b611a7d116
SHA256 59c4f34ce633616c26bdd19f90674cd9cc70afb3fba015c6b97932c8b9e917f4
SHA512 590b27861ea23adc78166ec79b13580494460fd053414380a5344a2391e432288561dd60d419094b0d8836589d69085498fee83b07bbb139f5ee5c7e86cbefe3