Analysis Overview
SHA256
7d55c5371ed8d2f06cb6c758291828dc0c8b80d679cad23cdc1a82551c813577
Threat Level: Known bad
The file 54fb031891ac3d3a450776d945d0b1f0N.exe was found to be: Known bad.
Malicious Activity Summary
Neconyd
Neconyd family
UPX packed file
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
2024-08-15 23:29
Signatures
Neconyd family
UPX packed file
| 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
2024-08-15 23:29
Reported
2024-08-15 23:31
Platform
win7-20240705-en
Max time kernel
114s
Max time network
118s
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 |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\54fb031891ac3d3a450776d945d0b1f0N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\54fb031891ac3d3a450776d945d0b1f0N.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 |
UPX packed file
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\54fb031891ac3d3a450776d945d0b1f0N.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
Processes
C:\Users\Admin\AppData\Local\Temp\54fb031891ac3d3a450776d945d0b1f0N.exe
"C:\Users\Admin\AppData\Local\Temp\54fb031891ac3d3a450776d945d0b1f0N.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 |
| 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 |
Files
memory/2692-1-0x0000000000400000-0x000000000043E000-memory.dmp
memory/2692-4-0x0000000000220000-0x000000000025E000-memory.dmp
C:\Users\Admin\AppData\Roaming\omsecor.exe
| MD5 | 5cd23e39d8d7fc3e33edcb0fd3edc412 |
| SHA1 | b1fcb7ea4ff94510e2c65886d8ec7c5d42727edb |
| SHA256 | 30152ebcf71a491c9bf07d7b6f6e23e16c5fbbbf0f6e99bcea1a7e99a643bceb |
| SHA512 | b76e77c7481d0a62e07e60a78ceaa6d7ae05bacac128745e693421f0338113c1c3ae23ccef46491e1109fc569c8772a4dca2fada08fe8356afad64300cf128e4 |
memory/2732-11-0x0000000000400000-0x000000000043E000-memory.dmp
\Windows\SysWOW64\omsecor.exe
| MD5 | 6602515a7b38621ff28868376d25cc79 |
| SHA1 | fbdca8a7c0285e5182521a3b9bf7819bf1a38005 |
| SHA256 | 3b5c2102305cf5fff9b73e0f20fedd9788f6106f189f70f5b82768e22cc022a0 |
| SHA512 | 99cb4f34af56975e8e658f9160463333f98eaa3714a6f4f2b419744ea5b35a52bb65cc49b6cbdf41664ff350a8d81d206d1b3f4d77c517d23bd15e3e06e08ad7 |
memory/2732-16-0x0000000000330000-0x000000000036E000-memory.dmp
memory/2556-24-0x0000000000400000-0x000000000043E000-memory.dmp
memory/2732-23-0x0000000000400000-0x000000000043E000-memory.dmp
memory/2732-26-0x0000000000330000-0x000000000036E000-memory.dmp
memory/2556-27-0x0000000000400000-0x000000000043E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-15 23:29
Reported
2024-08-15 23:31
Platform
win10v2004-20240802-en
Max time kernel
114s
Max time network
121s
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 |
UPX packed file
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\Local\Temp\54fb031891ac3d3a450776d945d0b1f0N.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
Processes
C:\Users\Admin\AppData\Local\Temp\54fb031891ac3d3a450776d945d0b1f0N.exe
"C:\Users\Admin\AppData\Local\Temp\54fb031891ac3d3a450776d945d0b1f0N.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 |
| 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 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| GB | 95.100.245.144:80 | www.microsoft.com | tcp |
| US | 8.8.8.8:53 | 144.245.100.95.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| FI | 193.166.255.171:80 | lousta.net | tcp |
| US | 8.8.8.8:53 | 15.164.165.52.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 |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| FI | 193.166.255.171:80 | lousta.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 | 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 |
Files
memory/4632-0-0x0000000000400000-0x000000000043E000-memory.dmp
memory/2720-4-0x0000000000400000-0x000000000043E000-memory.dmp
C:\Users\Admin\AppData\Roaming\omsecor.exe
| MD5 | 5cd23e39d8d7fc3e33edcb0fd3edc412 |
| SHA1 | b1fcb7ea4ff94510e2c65886d8ec7c5d42727edb |
| SHA256 | 30152ebcf71a491c9bf07d7b6f6e23e16c5fbbbf0f6e99bcea1a7e99a643bceb |
| SHA512 | b76e77c7481d0a62e07e60a78ceaa6d7ae05bacac128745e693421f0338113c1c3ae23ccef46491e1109fc569c8772a4dca2fada08fe8356afad64300cf128e4 |
memory/4632-6-0x0000000000400000-0x000000000043E000-memory.dmp
memory/2720-7-0x0000000000400000-0x000000000043E000-memory.dmp
C:\Windows\SysWOW64\omsecor.exe
| MD5 | c1ccf686da9c3a1834b2099bda89284d |
| SHA1 | 3be8143027222c974c22aa0755ea31802a7f1efd |
| SHA256 | c417192e8bc4804d1a06bd845424c5cd057e694845678a31831bc2439fc522cb |
| SHA512 | 423c7e503fec7cb393292b2a482967c431f64fb4707886fcf43199bec3e96e5d3194f9fc7d0b86372eb44ce6e039da5ef82373c06612c611e13d8e1a4e59408f |
memory/4944-11-0x0000000000400000-0x000000000043E000-memory.dmp
memory/2720-12-0x0000000000400000-0x000000000043E000-memory.dmp
C:\Users\Admin\AppData\Roaming\omsecor.exe
| MD5 | 0fb829735b2edfeabbe7856406598032 |
| SHA1 | 975347f69d0c294a5915cec6f5457d9fb37f493b |
| SHA256 | 092c36e33f362fb8c15c4a69772ad0b50db54c3d7165e678c25bf77764b30b48 |
| SHA512 | c28b85eb29f2e9662107d176576d64834684353446f51028c83d971629b76722475e7f2372266a01e39ed1b8a0a7c8c819e4dcdf1329ed767602ea9d78e2c9d2 |
memory/4944-18-0x0000000000400000-0x000000000043E000-memory.dmp
memory/2588-17-0x0000000000400000-0x000000000043E000-memory.dmp
memory/2588-20-0x0000000000400000-0x000000000043E000-memory.dmp