Analysis Overview
SHA256
1915d2a1dad2c003fa13075655e6bc3fd6bf979bc2511cccc16ab707de5ecc9f
Threat Level: Known bad
The file 17d50fa99aa08bb6eb272cb1518326d0_NEAS was found to be: Known bad.
Malicious Activity Summary
KPOT
Trickbot x86 loader
Trickbot
Kpot family
KPOT Core Executable
Stops running service(s)
Executes dropped EXE
Loads dropped DLL
Drops file in System32 directory
Launches sc.exe
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Uses Task Scheduler COM API
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-06 21:17
Signatures
KPOT Core Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Kpot family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-06 21:17
Reported
2024-05-06 21:20
Platform
win7-20240221-en
Max time kernel
135s
Max time network
118s
Command Line
Signatures
KPOT
KPOT Core Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Trickbot
Trickbot x86 loader
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Stops running service(s)
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\17d50fa99aa08bb6eb272cb1518326d0_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\17d50fa99aa08bb6eb272cb1518326d0_NEAS.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Launches sc.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\17d50fa99aa08bb6eb272cb1518326d0_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\17d50fa99aa08bb6eb272cb1518326d0_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\17d50fa99aa08bb6eb272cb1518326d0_NEAS.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\17d50fa99aa08bb6eb272cb1518326d0_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\17d50fa99aa08bb6eb272cb1518326d0_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\17d50fa99aa08bb6eb272cb1518326d0_NEAS.exe"
C:\Windows\SysWOW64\cmd.exe
/c sc stop WinDefend
C:\Windows\SysWOW64\cmd.exe
/c sc delete WinDefend
C:\Windows\SysWOW64\cmd.exe
/c powershell Set-MpPreference -DisableRealtimeMonitoring $true
C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell Set-MpPreference -DisableRealtimeMonitoring $true
C:\Windows\SysWOW64\sc.exe
sc delete WinDefend
C:\Windows\SysWOW64\sc.exe
sc stop WinDefend
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\taskeng.exe
taskeng.exe {9BEC04BD-BFA7-40B5-A77D-F2C815BC8C68} S-1-5-18:NT AUTHORITY\System:Service:
C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
Network
Files
memory/2924-7-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2924-13-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2924-14-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2924-12-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2924-11-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2924-10-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2924-9-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2924-8-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2924-6-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2924-5-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2924-4-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2924-3-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2924-2-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2924-15-0x00000000003B0000-0x00000000003D9000-memory.dmp
memory/2924-17-0x0000000000421000-0x0000000000422000-memory.dmp
memory/2924-18-0x0000000000400000-0x0000000000472000-memory.dmp
\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe
| MD5 | 17d50fa99aa08bb6eb272cb1518326d0 |
| SHA1 | 0efb704c00c4962b9cd6b9f73bd12911301f93ef |
| SHA256 | 1915d2a1dad2c003fa13075655e6bc3fd6bf979bc2511cccc16ab707de5ecc9f |
| SHA512 | c6adafb7af6be174880d435f35d8d70217dada1bd459bfa96ca23c92630b9ce389f8c81f0c75a1a25015176c2ccd10b34703df6f3169300c415d1e8a46d21bd3 |
memory/2708-41-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2708-40-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2708-39-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2708-38-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2708-37-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2708-36-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2708-35-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2708-34-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2708-33-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2708-32-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2708-31-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2708-30-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2708-44-0x0000000010000000-0x0000000010007000-memory.dmp
memory/2464-49-0x0000000010000000-0x000000001001E000-memory.dmp
memory/2464-48-0x0000000010000000-0x000000001001E000-memory.dmp
memory/2708-45-0x0000000010000000-0x0000000010007000-memory.dmp
memory/2364-61-0x00000000001E0000-0x00000000001E1000-memory.dmp
memory/2364-60-0x00000000001E0000-0x00000000001E1000-memory.dmp
memory/2364-71-0x00000000001E0000-0x00000000001E1000-memory.dmp
memory/2364-70-0x00000000001E0000-0x00000000001E1000-memory.dmp
memory/2364-69-0x00000000001E0000-0x00000000001E1000-memory.dmp
memory/2364-68-0x00000000001E0000-0x00000000001E1000-memory.dmp
memory/2364-67-0x00000000001E0000-0x00000000001E1000-memory.dmp
memory/2364-66-0x00000000001E0000-0x00000000001E1000-memory.dmp
memory/2364-65-0x00000000001E0000-0x00000000001E1000-memory.dmp
memory/2364-64-0x00000000001E0000-0x00000000001E1000-memory.dmp
memory/2364-63-0x00000000001E0000-0x00000000001E1000-memory.dmp
memory/2364-62-0x00000000001E0000-0x00000000001E1000-memory.dmp
memory/1104-88-0x0000000000390000-0x0000000000391000-memory.dmp
memory/1104-87-0x0000000000390000-0x0000000000391000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-06 21:17
Reported
2024-05-06 21:20
Platform
win10v2004-20240419-en
Max time kernel
144s
Max time network
147s
Command Line
Signatures
KPOT
KPOT Core Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Trickbot
Trickbot x86 loader
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\17d50fa99aa08bb6eb272cb1518326d0_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\17d50fa99aa08bb6eb272cb1518326d0_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\17d50fa99aa08bb6eb272cb1518326d0_NEAS.exe"
C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| BE | 88.221.83.187:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 187.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.121.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 49.15.97.104.in-addr.arpa | udp |
| AR | 181.209.88.26:449 | tcp | |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| AR | 181.209.88.26:449 | tcp | |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| AR | 181.209.88.26:449 | tcp | |
| NL | 5.2.70.91:443 | tcp |
Files
memory/3916-8-0x0000000002140000-0x0000000002141000-memory.dmp
memory/3916-7-0x0000000002140000-0x0000000002141000-memory.dmp
memory/3916-4-0x0000000002140000-0x0000000002141000-memory.dmp
memory/3916-3-0x0000000002140000-0x0000000002141000-memory.dmp
memory/3916-2-0x0000000002140000-0x0000000002141000-memory.dmp
memory/3916-6-0x0000000002140000-0x0000000002141000-memory.dmp
memory/3916-5-0x0000000002140000-0x0000000002141000-memory.dmp
memory/3916-15-0x0000000002170000-0x0000000002199000-memory.dmp
memory/3916-14-0x0000000002140000-0x0000000002141000-memory.dmp
memory/3916-13-0x0000000002140000-0x0000000002141000-memory.dmp
memory/3916-12-0x0000000002140000-0x0000000002141000-memory.dmp
memory/3916-18-0x0000000000400000-0x0000000000472000-memory.dmp
memory/3916-17-0x0000000000421000-0x0000000000422000-memory.dmp
memory/3916-11-0x0000000002140000-0x0000000002141000-memory.dmp
memory/3916-10-0x0000000002140000-0x0000000002141000-memory.dmp
memory/3916-9-0x0000000002140000-0x0000000002141000-memory.dmp
C:\Users\Admin\AppData\Roaming\WinSocket\18d60fa99aa09bb7eb282cb1619327d0_NFAS.exe
| MD5 | 17d50fa99aa08bb6eb272cb1518326d0 |
| SHA1 | 0efb704c00c4962b9cd6b9f73bd12911301f93ef |
| SHA256 | 1915d2a1dad2c003fa13075655e6bc3fd6bf979bc2511cccc16ab707de5ecc9f |
| SHA512 | c6adafb7af6be174880d435f35d8d70217dada1bd459bfa96ca23c92630b9ce389f8c81f0c75a1a25015176c2ccd10b34703df6f3169300c415d1e8a46d21bd3 |
memory/1548-26-0x00000000028A0000-0x00000000028A1000-memory.dmp
memory/1548-27-0x00000000028A0000-0x00000000028A1000-memory.dmp
memory/1548-37-0x00000000028A0000-0x00000000028A1000-memory.dmp
memory/1548-32-0x00000000028A0000-0x00000000028A1000-memory.dmp
memory/1548-31-0x00000000028A0000-0x00000000028A1000-memory.dmp
memory/1548-40-0x0000000000400000-0x0000000000472000-memory.dmp
memory/1548-30-0x00000000028A0000-0x00000000028A1000-memory.dmp
memory/1548-29-0x00000000028A0000-0x00000000028A1000-memory.dmp
memory/1548-41-0x0000000010000000-0x0000000010007000-memory.dmp
memory/1548-28-0x00000000028A0000-0x00000000028A1000-memory.dmp
memory/1548-36-0x00000000028A0000-0x00000000028A1000-memory.dmp
memory/1548-35-0x00000000028A0000-0x00000000028A1000-memory.dmp
memory/1548-34-0x00000000028A0000-0x00000000028A1000-memory.dmp
memory/1548-33-0x00000000028A0000-0x00000000028A1000-memory.dmp
memory/4956-47-0x0000000010000000-0x000000001001E000-memory.dmp
memory/4956-51-0x0000018326540000-0x0000018326541000-memory.dmp
memory/4956-46-0x0000000010000000-0x000000001001E000-memory.dmp
memory/1548-52-0x0000000003060000-0x000000000311E000-memory.dmp
memory/1548-53-0x0000000003160000-0x0000000003429000-memory.dmp
memory/3000-69-0x0000000000DB0000-0x0000000000DB1000-memory.dmp
memory/3000-68-0x0000000000DB0000-0x0000000000DB1000-memory.dmp
memory/3000-67-0x0000000000DB0000-0x0000000000DB1000-memory.dmp
memory/3000-66-0x0000000000DB0000-0x0000000000DB1000-memory.dmp
memory/3000-65-0x0000000000DB0000-0x0000000000DB1000-memory.dmp
memory/3000-64-0x0000000000DB0000-0x0000000000DB1000-memory.dmp
memory/3000-63-0x0000000000DB0000-0x0000000000DB1000-memory.dmp
memory/3000-62-0x0000000000DB0000-0x0000000000DB1000-memory.dmp
memory/3000-61-0x0000000000DB0000-0x0000000000DB1000-memory.dmp
memory/3000-60-0x0000000000DB0000-0x0000000000DB1000-memory.dmp
memory/3000-59-0x0000000000DB0000-0x0000000000DB1000-memory.dmp
memory/3000-58-0x0000000000DB0000-0x0000000000DB1000-memory.dmp
memory/3000-72-0x0000000000421000-0x0000000000422000-memory.dmp
memory/3000-73-0x0000000000400000-0x0000000000472000-memory.dmp
C:\Users\Admin\AppData\Roaming\WinSocket\settings.ini
| MD5 | 80c2ca0f3f23b2e92b203d6e67be086e |
| SHA1 | 790337720ea91c3ea1595412ce0f9d7c66615859 |
| SHA256 | 81fdbfadd24cc84e66724b79a320c8a041fbbfa0964f76315e89c44d8f063d8e |
| SHA512 | 72cc21ac44994537a914176a2d2f2973f4ad21de7ef39103454e4a4865cb41c2ca9182e3a0cfb9ccdc6bfbfea0062561596be53acf0f3058738c43b1187d5bf1 |