Malware Analysis Report

2024-09-11 08:39

Sample ID 240611-xcd3ksxcjr
Target 0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731
SHA256 0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731
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

0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731

Threat Level: Known bad

The file 0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731 was found to be: Known bad.

Malicious Activity Summary

neconyd trojan

Neconyd family

Neconyd

Loads dropped DLL

Executes dropped EXE

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 18:42

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 18:42

Reported

2024-06-11 18:44

Platform

win7-20240221-en

Max time kernel

146s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731.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\0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731.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 2892 wrote to memory of 1516 N/A C:\Users\Admin\AppData\Local\Temp\0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2892 wrote to memory of 1516 N/A C:\Users\Admin\AppData\Local\Temp\0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2892 wrote to memory of 1516 N/A C:\Users\Admin\AppData\Local\Temp\0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2892 wrote to memory of 1516 N/A C:\Users\Admin\AppData\Local\Temp\0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1516 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1516 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1516 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1516 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2596 wrote to memory of 2760 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2596 wrote to memory of 2760 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2596 wrote to memory of 2760 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2596 wrote to memory of 2760 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731.exe

"C:\Users\Admin\AppData\Local\Temp\0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731.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/2892-0-0x0000000000400000-0x000000000042A000-memory.dmp

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

MD5 77c30e8ae92a2045e3cafc621024b96b
SHA1 6820b339d81d5ee9114c49e026de5030f71891e5
SHA256 00598944dffa156cd6055a354cfc9c31700f2e04193ae0c98c2e244e0124ac09
SHA512 4ed408d0dfb63ae4d59868c90f28b2dbd5c1f95bbe1f98213e061e71bfafa002824eb4da43c85953e83dc126576236b2bba27be5ab2d35369390fbdab0b9df5b

memory/2892-9-0x00000000001B0000-0x00000000001DA000-memory.dmp

memory/2892-8-0x00000000001B0000-0x00000000001DA000-memory.dmp

memory/1516-13-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2892-10-0x0000000000400000-0x000000000042A000-memory.dmp

\Windows\SysWOW64\omsecor.exe

MD5 ae8067d1e08540051a2280011e0064ef
SHA1 594302cad09a65f7a85037fdb71fcef8be9cdbf3
SHA256 2914a511d9da3c48a2772944136d41ea970b63c67b387e891f04abf369fe07d2
SHA512 51c565a1aa74b6099360be33357b537c962e14fdace2e05e073cbe17948c50e5d4e847e7f3d2c6f0fa570a4d65e6b28dcff2c1521d1b8f99853dcbad5744236e

memory/1516-18-0x0000000000320000-0x000000000034A000-memory.dmp

memory/1516-24-0x0000000000400000-0x000000000042A000-memory.dmp

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

MD5 aa0d1923d15b5d59b376c91833c81e93
SHA1 27acd06577016b6d150d1201620744557534e480
SHA256 6cc6a1570fc7cc9ba1b7a42e1c674637bc848bf8646953d9ee47f58c64f59438
SHA512 3591d1ec2b8b592fcd698674f34d37b4820356d51860291cfbac0769410a89ffb11fc210f9e81ebd20cfe9cfc5563e2091f0d125e7f6b53209bdbe1c007a5fee

memory/2596-30-0x0000000000430000-0x000000000045A000-memory.dmp

memory/2596-36-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2760-38-0x0000000000400000-0x000000000042A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-11 18:42

Reported

2024-06-11 18:44

Platform

win10v2004-20240426-en

Max time kernel

145s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731.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 3036 wrote to memory of 2900 N/A C:\Users\Admin\AppData\Local\Temp\0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 3036 wrote to memory of 2900 N/A C:\Users\Admin\AppData\Local\Temp\0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 3036 wrote to memory of 2900 N/A C:\Users\Admin\AppData\Local\Temp\0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2900 wrote to memory of 224 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2900 wrote to memory of 224 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2900 wrote to memory of 224 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 224 wrote to memory of 4536 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 224 wrote to memory of 4536 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 224 wrote to memory of 4536 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731.exe

"C:\Users\Admin\AppData\Local\Temp\0e7aad142f5c7b0c883b755d4c1faa61dee74291bbe9e450d0c2da7165754731.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 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 129.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.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 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 mkkuei4kdsz.com udp
US 64.225.91.73:80 mkkuei4kdsz.com tcp
US 8.8.8.8:53 101.58.20.217.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 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 29.243.111.52.in-addr.arpa udp
FI 193.166.255.171:80 lousta.net tcp
US 64.225.91.73:80 mkkuei4kdsz.com tcp

Files

memory/3036-0-0x0000000000400000-0x000000000042A000-memory.dmp

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

MD5 77c30e8ae92a2045e3cafc621024b96b
SHA1 6820b339d81d5ee9114c49e026de5030f71891e5
SHA256 00598944dffa156cd6055a354cfc9c31700f2e04193ae0c98c2e244e0124ac09
SHA512 4ed408d0dfb63ae4d59868c90f28b2dbd5c1f95bbe1f98213e061e71bfafa002824eb4da43c85953e83dc126576236b2bba27be5ab2d35369390fbdab0b9df5b

memory/3036-5-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2900-6-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2900-7-0x0000000000400000-0x000000000042A000-memory.dmp

C:\Windows\SysWOW64\omsecor.exe

MD5 00bdfeea37181edf2c8fed6f63e0035b
SHA1 6b0cd7b49c3220bb654823e5fdbd4c78ea807669
SHA256 6a785ac5b0753943fa469b011819a467e1315f515f27126c2b46572e6529471f
SHA512 9e36d35f45b885d9c1ecd37026a95d746d741050fb2e8832fb0751ccb3fe3c488d9b7e762318c80eec70abcbcc874771bf3d1e4da46a4e9a4a83e72177d3ad7c

memory/224-11-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2900-12-0x0000000000400000-0x000000000042A000-memory.dmp

memory/224-17-0x0000000000400000-0x000000000042A000-memory.dmp

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

MD5 cd341f243e0f00cbaea0c2e767df53db
SHA1 a4ca4977b92d9340d5d46448376f98c73b554718
SHA256 efa0acc79f680f1dd8c9740fe04f0b96a0b5dd7010b549aa4a54a48eb35fdbf8
SHA512 3650c1c26aa28b4971256649c45c2b260d928f95d0fccbdc2a6ada3733466317bdfc0c507fdb85e33d42c7facdc6a27495180b0644830983ad4d459f70be100f

memory/4536-18-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4536-20-0x0000000000400000-0x000000000042A000-memory.dmp