Malware Analysis Report

2024-09-11 08:40

Sample ID 240612-apdk9awfqr
Target 859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199
SHA256 859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199
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

859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199

Threat Level: Known bad

The file 859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199 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

2024-06-12 00:22

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 00:22

Reported

2024-06-12 00:25

Platform

win7-20240215-en

Max time kernel

146s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199.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\859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199.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 2208 wrote to memory of 1660 N/A C:\Users\Admin\AppData\Local\Temp\859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2208 wrote to memory of 1660 N/A C:\Users\Admin\AppData\Local\Temp\859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2208 wrote to memory of 1660 N/A C:\Users\Admin\AppData\Local\Temp\859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2208 wrote to memory of 1660 N/A C:\Users\Admin\AppData\Local\Temp\859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1660 wrote to memory of 2948 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1660 wrote to memory of 2948 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1660 wrote to memory of 2948 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1660 wrote to memory of 2948 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 2948 wrote to memory of 772 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2948 wrote to memory of 772 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2948 wrote to memory of 772 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2948 wrote to memory of 772 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199.exe

"C:\Users\Admin\AppData\Local\Temp\859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199.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/2208-0-0x0000000000400000-0x000000000042A000-memory.dmp

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

MD5 e71bbf56a5d2c19533bf3e901124296c
SHA1 d734c5135fbe76bbb53650450231c6415549f783
SHA256 6468b436ca7d5d3bece8e173e011fd958f5b1b2f85e83ab812bbaed3cae25eec
SHA512 9015c754066ffd532755d7bf3e7da1eab593ac1684b6ca86792e4965c1ca2222d4953e3254acf8565b21fb0baf9bd3eeb5dc9aab63ac48e8abf3d851e1245ce4

memory/1660-10-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2208-8-0x0000000000400000-0x000000000042A000-memory.dmp

memory/1660-12-0x0000000000400000-0x000000000042A000-memory.dmp

\Windows\SysWOW64\omsecor.exe

MD5 266f8f8983cde55c1aea8e52499c3500
SHA1 86b758c7ec998a254597dff862c18e46e3ece38d
SHA256 39b01e8f2af44d617617d96e3c512e4b911c43e803d204df862432e718a411b6
SHA512 372e65734f45acd04b186f7da9bf98c86976c5728ac20277056eaa1978675f36c2fe39ea83ff9787029290ee9846c65741cc6406094982bb6def2890073c4c63

memory/1660-17-0x0000000000280000-0x00000000002AA000-memory.dmp

memory/1660-23-0x0000000000400000-0x000000000042A000-memory.dmp

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

MD5 f0cf7180e5855cd928c1c06ca1b3e19d
SHA1 8a57587970509795479fde9e0517c40b7a63ba74
SHA256 201d955cba749c63a3100efa9ab5a38a716c271458718aaa0cd8c5ce568ec2a1
SHA512 6ed88c6f202304c3c07a1e018350254f3f64d15cb4a01e797cbe0e5d524b0f34cd93a7325b1de4cbfc40b2151f2c6324dce4182c9e40ba4798d398df510ae2f9

memory/772-35-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2948-34-0x0000000000400000-0x000000000042A000-memory.dmp

memory/772-37-0x0000000000400000-0x000000000042A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-12 00:22

Reported

2024-06-12 00:25

Platform

win10v2004-20240508-en

Max time kernel

142s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199.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 4932 wrote to memory of 1660 N/A C:\Users\Admin\AppData\Local\Temp\859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 4932 wrote to memory of 1660 N/A C:\Users\Admin\AppData\Local\Temp\859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 4932 wrote to memory of 1660 N/A C:\Users\Admin\AppData\Local\Temp\859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1660 wrote to memory of 3256 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1660 wrote to memory of 3256 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1660 wrote to memory of 3256 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 3256 wrote to memory of 3776 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 3256 wrote to memory of 3776 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 3256 wrote to memory of 3776 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199.exe

"C:\Users\Admin\AppData\Local\Temp\859fee1858597ce120e373c5b9aaa0355de212bd6a01bb8e3f82f24434c47199.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 ow5dirasuek.com udp
US 8.8.8.8:53 lousta.net udp
IE 52.111.236.23:443 tcp
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/4932-0-0x0000000000400000-0x000000000042A000-memory.dmp

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

MD5 e71bbf56a5d2c19533bf3e901124296c
SHA1 d734c5135fbe76bbb53650450231c6415549f783
SHA256 6468b436ca7d5d3bece8e173e011fd958f5b1b2f85e83ab812bbaed3cae25eec
SHA512 9015c754066ffd532755d7bf3e7da1eab593ac1684b6ca86792e4965c1ca2222d4953e3254acf8565b21fb0baf9bd3eeb5dc9aab63ac48e8abf3d851e1245ce4

memory/4932-5-0x0000000000400000-0x000000000042A000-memory.dmp

memory/1660-6-0x0000000000400000-0x000000000042A000-memory.dmp

memory/1660-7-0x0000000000400000-0x000000000042A000-memory.dmp

C:\Windows\SysWOW64\omsecor.exe

MD5 28583db44206c350a2a15bfa412c5465
SHA1 ffe30b3fc34c05c2a46b477088e1f7bd211038f1
SHA256 9a6994329b2a11b8a93a36bb5c449f14417734e6f20411c4f79b919261d0201c
SHA512 4680fd37b9c2bcf605e315275541dc5b6c4dcb9ed9a41226414835e59344a23330e740b6527a6435f25558fbe7fdd6ac7f3b4c2481a2b59aaa2d22544658084c

memory/1660-11-0x0000000000400000-0x000000000042A000-memory.dmp

memory/3256-13-0x0000000000400000-0x000000000042A000-memory.dmp

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

MD5 8c0afffb2adfd6918db4cf39ee27c86b
SHA1 951dad027a8f3dbf8c410508c093f1fbea3efdbd
SHA256 f7699b34d2fbadb3d38c2f66b6fa6c281c05973e3f8af8378b2328b73308c449
SHA512 40bcf7da4c485235329065f1f864449ce03c24778c1c35a561b66dbb348f2b67d400286a1e86a83e88d1b1bc88aa76422970dd9e0a876aa192a0731614dbc28b

memory/3256-17-0x0000000000400000-0x000000000042A000-memory.dmp

memory/3776-19-0x0000000000400000-0x000000000042A000-memory.dmp

memory/3776-20-0x0000000000400000-0x000000000042A000-memory.dmp