Malware Analysis Report

2024-09-11 08:33

Sample ID 240610-v2ez3atgqh
Target ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9
SHA256 ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9
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

ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9

Threat Level: Known bad

The file ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9 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

2024-06-10 17:28

Signatures

Neconyd family

neconyd

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-10 17:28

Reported

2024-06-10 17:31

Platform

win7-20240508-en

Max time kernel

146s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9.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\ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9.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 3016 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 3016 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 3016 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 3016 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2488 wrote to memory of 1292 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2488 wrote to memory of 1292 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2488 wrote to memory of 1292 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2488 wrote to memory of 1292 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1292 wrote to memory of 2492 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1292 wrote to memory of 2492 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1292 wrote to memory of 2492 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1292 wrote to memory of 2492 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9.exe

"C:\Users\Admin\AppData\Local\Temp\ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9.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 mkkuei4kdsz.com 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

Files

memory/3016-1-0x0000000000400000-0x000000000042A000-memory.dmp

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

MD5 25c836f6aea0dde4bae0278a3416e0a0
SHA1 64e0022d06749c9d2685c206b90c0b898ed5c962
SHA256 9ed946a89378df5451f693c91e0da0be432cc895f7b1aa18e88d50f6f11d4df0
SHA512 1c244824b151dce6e1b7f7948dcc04aa5551108bfd68686ce5fa6d20402bd86434295cb41f5af53dacca9d192a3bd47a1fcc4035cbb43290973016e6baf3c516

memory/2488-9-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2488-11-0x0000000000400000-0x000000000042A000-memory.dmp

\Windows\SysWOW64\omsecor.exe

MD5 64ba30f4787ba73edfc1b1696e65491a
SHA1 5e2d74158feed7c27c32761026ff72bace997035
SHA256 53b2233df4db42720ac084bd6d5c67bf581a69851358d0e499950bfeb5390192
SHA512 df5025b391ec765659903828c2cefdd8ec7a64cbb7708b10c05f46bbd28aaeaa8a218db2fe53ddd49ca3615660348147992413cd0942cac9fd9d235e5c596f86

memory/2488-14-0x00000000005A0000-0x00000000005CA000-memory.dmp

memory/2488-21-0x0000000000400000-0x000000000042A000-memory.dmp

memory/1292-22-0x0000000000400000-0x000000000042A000-memory.dmp

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

MD5 1af52f6087bbba2d3c39569663c6d1b8
SHA1 0e04db7070984e2666640882270455666d5c1375
SHA256 8a5004a9063be61353585d810de1baa1877267ba48890de4dff851f49c451d12
SHA512 dfc1e88245a69cdb70d7aa3b72e04e0711539a660e594bb67ef43740013fa1854ca6f39288497626e002ca2fd748b7aa9859c879dfdbb5e3e457beb3941a5685

memory/1292-27-0x00000000002A0000-0x00000000002CA000-memory.dmp

memory/2492-34-0x0000000000400000-0x000000000042A000-memory.dmp

memory/1292-33-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2492-36-0x0000000000400000-0x000000000042A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-10 17:28

Reported

2024-06-10 17:31

Platform

win10v2004-20240508-en

Max time kernel

142s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9.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 4796 wrote to memory of 3956 N/A C:\Users\Admin\AppData\Local\Temp\ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 4796 wrote to memory of 3956 N/A C:\Users\Admin\AppData\Local\Temp\ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 4796 wrote to memory of 3956 N/A C:\Users\Admin\AppData\Local\Temp\ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 3956 wrote to memory of 3960 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 3956 wrote to memory of 3960 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 3956 wrote to memory of 3960 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 3960 wrote to memory of 3376 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 3960 wrote to memory of 3376 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 3960 wrote to memory of 3376 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9.exe

"C:\Users\Admin\AppData\Local\Temp\ce0887dd0e8799ed78a8276284e4de13bc343335030c5930915499c3ff6e7ca9.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

memory/4796-1-0x0000000000400000-0x000000000042A000-memory.dmp

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

MD5 25c836f6aea0dde4bae0278a3416e0a0
SHA1 64e0022d06749c9d2685c206b90c0b898ed5c962
SHA256 9ed946a89378df5451f693c91e0da0be432cc895f7b1aa18e88d50f6f11d4df0
SHA512 1c244824b151dce6e1b7f7948dcc04aa5551108bfd68686ce5fa6d20402bd86434295cb41f5af53dacca9d192a3bd47a1fcc4035cbb43290973016e6baf3c516

memory/3956-5-0x0000000000400000-0x000000000042A000-memory.dmp

memory/3956-6-0x0000000000400000-0x000000000042A000-memory.dmp

C:\Windows\SysWOW64\omsecor.exe

MD5 349be8d221c49c1bcef7f8b9ce344476
SHA1 69e78dd23a1c026ceea6a628cc2a7ae6252120bb
SHA256 dbbc6d793f2dc8fd25846db08c07f096aa8588af2c303464b2641028450891e8
SHA512 299b4d3cf848bc336257ee295e4e050bc9cfbc155d5027b36d8cfc0ff0a32adc84e27128c618cd6d4e44062fc70795052c2c8b54f763309f3d18fabfa043de0e

memory/3956-11-0x0000000000400000-0x000000000042A000-memory.dmp

memory/3960-12-0x0000000000400000-0x000000000042A000-memory.dmp

memory/3960-16-0x0000000000400000-0x000000000042A000-memory.dmp

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

MD5 3350bbe4595646095a831cce0c53860b
SHA1 e8bf5d6866d1c6430b21a1eea24ad1e38b12385e
SHA256 24897d41b45727101180832e6b44815c8c69b42cc9af66d7f9c6b38a8faa24a3
SHA512 b874e6cb3cfd0d3d3d165407610ef530aedbff515dcb0dbfffa044a53c8e9d277f792ac944f049963d4f620cbe2db588eb6a908801f09eb88b9ba5ccaa41b04a

memory/3376-18-0x0000000000400000-0x000000000042A000-memory.dmp

memory/3376-19-0x0000000000400000-0x000000000042A000-memory.dmp