Malware Analysis Report

2024-11-16 12:58

Sample ID 240819-p1slwayamp
Target feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707
SHA256 feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707
Tags
upx neconyd discovery trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707

Threat Level: Known bad

The file feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707 was found to be: Known bad.

Malicious Activity Summary

upx neconyd discovery trojan

Neconyd

Neconyd family

UPX packed file

Loads dropped DLL

Executes dropped EXE

Drops file in System32 directory

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-19 12:48

Signatures

Neconyd family

neconyd

UPX packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-19 12:48

Reported

2024-08-19 12:50

Platform

win7-20240704-en

Max time kernel

146s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707.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

UPX packed file

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\omsecor.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\omsecor.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\omsecor.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2096 wrote to memory of 1800 N/A C:\Users\Admin\AppData\Local\Temp\feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2096 wrote to memory of 1800 N/A C:\Users\Admin\AppData\Local\Temp\feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2096 wrote to memory of 1800 N/A C:\Users\Admin\AppData\Local\Temp\feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 2096 wrote to memory of 1800 N/A C:\Users\Admin\AppData\Local\Temp\feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1800 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1800 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1800 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1800 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Roaming\omsecor.exe C:\Windows\SysWOW64\omsecor.exe
PID 1552 wrote to memory of 1820 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1552 wrote to memory of 1820 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1552 wrote to memory of 1820 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe
PID 1552 wrote to memory of 1820 N/A C:\Windows\SysWOW64\omsecor.exe C:\Users\Admin\AppData\Roaming\omsecor.exe

Processes

C:\Users\Admin\AppData\Local\Temp\feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707.exe

"C:\Users\Admin\AppData\Local\Temp\feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707.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/2096-0-0x0000000000400000-0x000000000043E000-memory.dmp

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

MD5 795a05ea0a425d39884d9c4208eb97c1
SHA1 3c73418c3cbb03e1d1b3fd8013592f3a37cc0e6d
SHA256 c404c802a258fd59508f2dcf9413a8dfee514536b62ada156d0ee74e2b216c17
SHA512 55682933038eae5bff03445095395f883ea7df84d65753dcc70a2a073af3bcf4e634e59be3a61833eda48ff852fec011341744e2ddeb04b57891c86c81c6288a

memory/1800-11-0x0000000000400000-0x000000000043E000-memory.dmp

memory/2096-8-0x0000000000400000-0x000000000043E000-memory.dmp

memory/1800-12-0x0000000000400000-0x000000000043E000-memory.dmp

\Windows\SysWOW64\omsecor.exe

MD5 073830242c1190b671df93695fa6475b
SHA1 87a8358984beeb52f3ac0be6283a37ef4eb2a2df
SHA256 449d46f8e0b7ef9f23f1cc96b14446d199db93eb8c3c9cff5ca49a32b362d6b7
SHA512 870768f5e88f709316b262c1eb6d7fdb60470b2908699d7ba63f8d6d6429d3360ca4cbf38932709b5180cc7892cfbe58bd197507573e9d4db8b1ac9b498b7eee

memory/1552-26-0x0000000000400000-0x000000000043E000-memory.dmp

memory/1800-24-0x0000000000400000-0x000000000043E000-memory.dmp

memory/1800-23-0x0000000000350000-0x000000000038E000-memory.dmp

memory/1800-18-0x0000000000350000-0x000000000038E000-memory.dmp

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

MD5 1defdbb35ed0f23dfe54eb9b2d84665f
SHA1 8d782b84b26e50776bb8bc69b1091ec4e09a6225
SHA256 ec792cc3d26fedd8fd31917b2d8cc7ca6a05816f63ca8fff9e2111da57da7907
SHA512 13101d4ba64b14ef36b98f3aed8f8fa803133f868d341dc34f5daef0d32522c886a562eca2d856fc1c171e2e23d435db2700892c1266e13f819a113368e975e2

memory/1552-31-0x0000000000220000-0x000000000025E000-memory.dmp

memory/1552-36-0x0000000000400000-0x000000000043E000-memory.dmp

memory/1820-39-0x0000000000400000-0x000000000043E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-19 12:48

Reported

2024-08-19 12:50

Platform

win10v2004-20240802-en

Max time kernel

146s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707.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

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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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
File opened for modification C:\Windows\SysWOW64\merocz.xc6 C:\Windows\SysWOW64\omsecor.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\omsecor.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\omsecor.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707.exe

"C:\Users\Admin\AppData\Local\Temp\feb4e600299722d15fa622c2bb7ad6c8a17560729c509544fed85cba950bb707.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

Network

Country Destination Domain Proto
US 8.8.8.8:53 lousta.net udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa 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 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
FI 193.166.255.171:80 lousta.net tcp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.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 73.91.225.64.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.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 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
FI 193.166.255.171:80 lousta.net tcp
US 64.225.91.73:80 mkkuei4kdsz.com tcp

Files

memory/3140-0-0x0000000000400000-0x000000000043E000-memory.dmp

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

MD5 795a05ea0a425d39884d9c4208eb97c1
SHA1 3c73418c3cbb03e1d1b3fd8013592f3a37cc0e6d
SHA256 c404c802a258fd59508f2dcf9413a8dfee514536b62ada156d0ee74e2b216c17
SHA512 55682933038eae5bff03445095395f883ea7df84d65753dcc70a2a073af3bcf4e634e59be3a61833eda48ff852fec011341744e2ddeb04b57891c86c81c6288a

memory/4972-4-0x0000000000400000-0x000000000043E000-memory.dmp

memory/3140-6-0x0000000000400000-0x000000000043E000-memory.dmp

memory/4972-7-0x0000000000400000-0x000000000043E000-memory.dmp

C:\Windows\SysWOW64\omsecor.exe

MD5 b8ec916eab9bef1eaca9e3c7c5e8861a
SHA1 5e0ef4531515cb4b37d66fbd8dfe4922f7b67933
SHA256 ed164ea6534bd08141629deaa8adb57678beb9ba0f7a9a14feca287b09d6e055
SHA512 5c264ddb1493d46c1143b9de19b1ff64c516bc724255766d50a52e40bdf99b538ee57d46723c47c3a36574f9325ac0dcd92fbef96ef82dc7942c4688b929b901

memory/1652-11-0x0000000000400000-0x000000000043E000-memory.dmp

memory/4972-13-0x0000000000400000-0x000000000043E000-memory.dmp

memory/1652-14-0x0000000000400000-0x000000000043E000-memory.dmp