Malware Analysis Report

2024-09-11 08:40

Sample ID 240612-fmxt1a1fnf
Target da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796
SHA256 da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796
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

da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796

Threat Level: Known bad

The file da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796 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

2024-06-12 04:59

Signatures

Neconyd family

neconyd

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-12 04:59

Reported

2024-06-12 05:02

Platform

win7-20240611-en

Max time kernel

146s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796.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\da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796.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 2136 wrote to memory of 1044 N/A C:\Users\Admin\AppData\Local\Temp\da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2136 wrote to memory of 1044 N/A C:\Users\Admin\AppData\Local\Temp\da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2136 wrote to memory of 1044 N/A C:\Users\Admin\AppData\Local\Temp\da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2136 wrote to memory of 1044 N/A C:\Users\Admin\AppData\Local\Temp\da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1044 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1044 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1044 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1044 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2760 wrote to memory of 1628 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2760 wrote to memory of 1628 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2760 wrote to memory of 1628 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2760 wrote to memory of 1628 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796.exe

"C:\Users\Admin\AppData\Local\Temp\da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796.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/1044-11-0x0000000000400000-0x000000000042A000-memory.dmp

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

MD5 e885fd1922ae023fa58d8526613bf28a
SHA1 07ae7fb0363f42e323997fd4e533a4be871de68b
SHA256 f4fb2f7d5222565881ee030d97d7267a189ac58994759750951322083216e417
SHA512 2b8e24fc9ad43e2a4ef0e149b84423a58fc35da1fcd01ec0c3f1fa45e1f63eef2661636a6fb89b2c37451c3afca109ed49500c924c085640b6b644ef7b25c004

memory/2136-8-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2136-0-0x0000000000400000-0x000000000042A000-memory.dmp

memory/1044-12-0x0000000000400000-0x000000000042A000-memory.dmp

\Windows\SysWOW64\omsecor.exe

MD5 5613e4871219aaef40370884dc44aed5
SHA1 e20a5c1e1daa027f0d9e051d5919459d80c50e76
SHA256 27f170ae7d0ae1b9414678dfbd8bc910018f60ae13c580b0a6e536caeb5d1468
SHA512 607f7bba0511306bde5bb92cc216d7aa64d5c180054afb6643f0e7130a3668c972517ba3c6b79b47b2ec88b698f10d656a33fa2dabfcf3fd2cf4927094434601

memory/1044-17-0x0000000000370000-0x000000000039A000-memory.dmp

memory/2760-27-0x0000000000400000-0x000000000042A000-memory.dmp

memory/1044-23-0x0000000000400000-0x000000000042A000-memory.dmp

memory/1628-36-0x0000000000400000-0x000000000042A000-memory.dmp

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

MD5 49d02c5acb059842716dd40ef3a99f85
SHA1 8f953719e696b3e93cabe203fd76695787120e85
SHA256 5ed69a271354a85c93058f4ba11afda198f4dc50dda1b0d3a17fa4bb5b2d1769
SHA512 41e89a3adf5e7e67ac2354e89a711a866174b99987b146b5f17eebad768b7cd3ede14dd0c9c1d3f61a0cf78edc744fceca12535f9d53a8272353cac6495ca5e2

memory/2760-34-0x0000000000400000-0x000000000042A000-memory.dmp

memory/1628-38-0x0000000000400000-0x000000000042A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-12 04:59

Reported

2024-06-12 05:02

Platform

win10v2004-20240508-en

Max time kernel

142s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796.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 3952 wrote to memory of 4544 N/A C:\Users\Admin\AppData\Local\Temp\da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 3952 wrote to memory of 4544 N/A C:\Users\Admin\AppData\Local\Temp\da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 3952 wrote to memory of 4544 N/A C:\Users\Admin\AppData\Local\Temp\da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 4544 wrote to memory of 680 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 4544 wrote to memory of 680 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 4544 wrote to memory of 680 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 680 wrote to memory of 1964 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 680 wrote to memory of 1964 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 680 wrote to memory of 1964 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796.exe

"C:\Users\Admin\AppData\Local\Temp\da178ff3b5ebbc7f6633a8fdc92419ff24f19a6546c366c391a32fb431f28796.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

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

MD5 e885fd1922ae023fa58d8526613bf28a
SHA1 07ae7fb0363f42e323997fd4e533a4be871de68b
SHA256 f4fb2f7d5222565881ee030d97d7267a189ac58994759750951322083216e417
SHA512 2b8e24fc9ad43e2a4ef0e149b84423a58fc35da1fcd01ec0c3f1fa45e1f63eef2661636a6fb89b2c37451c3afca109ed49500c924c085640b6b644ef7b25c004

memory/4544-5-0x0000000000400000-0x000000000042A000-memory.dmp

memory/3952-4-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4544-6-0x0000000000400000-0x000000000042A000-memory.dmp

C:\Windows\SysWOW64\omsecor.exe

MD5 ad801316db8b7373c14831ca9fbb67a6
SHA1 fba53b381787d00d4672f62d6b9cbca3ed64d7f0
SHA256 60c49183da178fce6dce350d659f14cce7ba0c16ab2c82ce278b163a2be57632
SHA512 ffb2ea5f00b044f83e6ee0abe63dfd69cc3b805295663cd143a055611175ca181d2d937153cfcf34fa4f814358c27b6404ec9827301c1b6157dea476b6a65977

memory/680-12-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4544-11-0x0000000000400000-0x000000000042A000-memory.dmp

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

MD5 bd8f374016931b087eb2047dd4534cce
SHA1 9344745293caaf13a4fc2bcf15450b239bf20bcc
SHA256 b4caf34c83dafd86f5b9334e3b678a036847e364b7d65376c0853ccaa64fcc71
SHA512 b71815578795134042d4197cf18afd39198a63066a2264754610ea81c6dbb206e5ed9a0cc1c31f7194d5f853a87b64eaad1c39fe734a223af05cf229c9b7d331

memory/680-16-0x0000000000400000-0x000000000042A000-memory.dmp

memory/1964-17-0x0000000000400000-0x000000000042A000-memory.dmp

memory/1964-19-0x0000000000400000-0x000000000042A000-memory.dmp