Analysis Overview
SHA256
39909848cec82953263eca035063ea42b2aa73bd49cc8d0117f1281817d712a0
Threat Level: Known bad
The file b2efebdd3fa287b4b4af62798c8871d0N.exe was found to be: Known bad.
Malicious Activity Summary
Neconyd family
Neconyd
Executes dropped EXE
Loads dropped DLL
Drops file in System32 directory
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-18 12:10
Signatures
Neconyd family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-18 12:10
Reported
2024-08-18 12:13
Platform
win7-20240708-en
Max time kernel
147s
Max time network
149s
Command Line
Signatures
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\b2efebdd3fa287b4b4af62798c8871d0N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b2efebdd3fa287b4b4af62798c8871d0N.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 |
System Location Discovery: System Language 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\Roaming\omsecor.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\b2efebdd3fa287b4b4af62798c8871d0N.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b2efebdd3fa287b4b4af62798c8871d0N.exe
"C:\Users\Admin\AppData\Local\Temp\b2efebdd3fa287b4b4af62798c8871d0N.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
C:\Users\Admin\AppData\Roaming\omsecor.exe
| MD5 | 73cf383a4b12cce57cb925cf0aeb13d9 |
| SHA1 | 9a65ea5d1dbe859bfa5bc7bb6fc40be048453abf |
| SHA256 | a02226331110406f482f591ba82177cf3e6fae33dcaf0b118d122fbab8a57b33 |
| SHA512 | 5cdab2006a7d55f3b35e8dff431be8a37b5469f12c095a78e573d87944f42af674ad60435c4f0a53913e7634eee3bb835866d901cf6c74c11cf5431e49447c52 |
\Windows\SysWOW64\omsecor.exe
| MD5 | 2bd71f2d530e51a7f5dc229bdf3cfbac |
| SHA1 | d55c0e311dce9fa27c2a95bff4ed571a8f63fccc |
| SHA256 | 73f7b9d624ec7ac3292ff9a18ccf59c6a27ba2c803b57180eff0ec81989c4461 |
| SHA512 | bc2fc956a0c0c2db14ec6d91a19d1451bee13b97cee485cbd53a51f887ccbe709d82ef7dbc3b880bdd7048ed748d3de2b79782a5131c59325e9ba6182dd81446 |
\Users\Admin\AppData\Roaming\omsecor.exe
| MD5 | 20d9206acb8bdb73c5d438d82ea95d79 |
| SHA1 | e22a0f2096419760d1419db15f0288010e3b6783 |
| SHA256 | e30d36f0fb5b88096847bbf8b49db861b76555e9151f793b21596bf29f977414 |
| SHA512 | 1f628c24b561832763a87fe52b7cce11dc753a1f4c1f37fe5184be1762859d64d2fab041ff700ebfc88ed509b03694c0cef038bada630676dd1b98c3d2f2a905 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-18 12:10
Reported
2024-08-18 12:13
Platform
win10v2004-20240802-en
Max time kernel
146s
Max time network
147s
Command Line
Signatures
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 |
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
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\b2efebdd3fa287b4b4af62798c8871d0N.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 |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1660 wrote to memory of 1828 | N/A | C:\Users\Admin\AppData\Local\Temp\b2efebdd3fa287b4b4af62798c8871d0N.exe | C:\Users\Admin\AppData\Roaming\omsecor.exe |
| PID 1660 wrote to memory of 1828 | N/A | C:\Users\Admin\AppData\Local\Temp\b2efebdd3fa287b4b4af62798c8871d0N.exe | C:\Users\Admin\AppData\Roaming\omsecor.exe |
| PID 1660 wrote to memory of 1828 | N/A | C:\Users\Admin\AppData\Local\Temp\b2efebdd3fa287b4b4af62798c8871d0N.exe | C:\Users\Admin\AppData\Roaming\omsecor.exe |
| PID 1828 wrote to memory of 372 | N/A | C:\Users\Admin\AppData\Roaming\omsecor.exe | C:\Windows\SysWOW64\omsecor.exe |
| PID 1828 wrote to memory of 372 | N/A | C:\Users\Admin\AppData\Roaming\omsecor.exe | C:\Windows\SysWOW64\omsecor.exe |
| PID 1828 wrote to memory of 372 | N/A | C:\Users\Admin\AppData\Roaming\omsecor.exe | C:\Windows\SysWOW64\omsecor.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b2efebdd3fa287b4b4af62798c8871d0N.exe
"C:\Users\Admin\AppData\Local\Temp\b2efebdd3fa287b4b4af62798c8871d0N.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 |
| 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 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| FI | 193.166.255.171:80 | lousta.net | tcp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 192.142.123.92.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 | 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 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| FI | 193.166.255.171:80 | lousta.net | tcp |
| US | 64.225.91.73:80 | mkkuei4kdsz.com | tcp |
Files
C:\Users\Admin\AppData\Roaming\omsecor.exe
| MD5 | 73cf383a4b12cce57cb925cf0aeb13d9 |
| SHA1 | 9a65ea5d1dbe859bfa5bc7bb6fc40be048453abf |
| SHA256 | a02226331110406f482f591ba82177cf3e6fae33dcaf0b118d122fbab8a57b33 |
| SHA512 | 5cdab2006a7d55f3b35e8dff431be8a37b5469f12c095a78e573d87944f42af674ad60435c4f0a53913e7634eee3bb835866d901cf6c74c11cf5431e49447c52 |
C:\Windows\SysWOW64\omsecor.exe
| MD5 | 2dc0cac89f448271895ccadeaccd3ea5 |
| SHA1 | 0987e89e26282a0a114a2dd692731cd2301c3eb9 |
| SHA256 | bd9a3f5790545ee4945f5eb53ab22b023720b669660f0fe07ded7dc7108827a2 |
| SHA512 | 0b7e2570aa77213fa9f0616c749821af6200badba103e6bd9b0a3904f4c5e507dcafa74f41d4eb5d183b2c2ecc0c4bfd06d09a74830d2f0c3577979be5e0b658 |