Analysis Overview
SHA256
b7967c41436768839f4078e3adacd28d69beabdcc8c159e7e8dc6c934b8f043b
Threat Level: Known bad
The file 614bf24801b45e4471544ea4abd51d00_NEAS was found to be: Known bad.
Malicious Activity Summary
Kpot family
Trickbot
KPOT Core Executable
KPOT
Trickbot x86 loader
Stops running service(s)
Executes dropped EXE
Loads dropped DLL
Drops file in System32 directory
Launches sc.exe
Unsigned PE
Uses Task Scheduler COM API
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-07 03:59
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
2024-05-07 03:59
Reported
2024-05-07 04:02
Platform
win7-20240221-en
Max time kernel
136s
Max time network
125s
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\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\614bf24801b45e4471544ea4abd51d00_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\614bf24801b45e4471544ea4abd51d00_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 |
| 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 |
| 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
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\614bf24801b45e4471544ea4abd51d00_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\614bf24801b45e4471544ea4abd51d00_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\614bf24801b45e4471544ea4abd51d00_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\714bf24901b46e4481644ea4abd61d00_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe
C:\Windows\SysWOW64\sc.exe
sc stop WinDefend
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell Set-MpPreference -DisableRealtimeMonitoring $true
C:\Windows\SysWOW64\sc.exe
sc delete WinDefend
C:\Windows\SysWOW64\cmd.exe
/c sc stop WinDefend
C:\Windows\SysWOW64\cmd.exe
/c sc delete WinDefend
C:\Windows\SysWOW64\sc.exe
sc stop WinDefend
C:\Windows\SysWOW64\cmd.exe
/c powershell Set-MpPreference -DisableRealtimeMonitoring $true
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell Set-MpPreference -DisableRealtimeMonitoring $true
C:\Windows\SysWOW64\sc.exe
sc delete WinDefend
C:\Windows\system32\taskeng.exe
taskeng.exe {6C1472E7-55F3-42CD-8046-885ACBA5E28E} S-1-5-18:NT AUTHORITY\System:Service:
C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
Network
Files
memory/2148-2-0x00000000001F0000-0x00000000001F1000-memory.dmp
memory/2148-3-0x00000000001F0000-0x00000000001F1000-memory.dmp
memory/2148-4-0x00000000001F0000-0x00000000001F1000-memory.dmp
memory/2148-5-0x00000000001F0000-0x00000000001F1000-memory.dmp
memory/2148-6-0x00000000001F0000-0x00000000001F1000-memory.dmp
memory/2148-7-0x00000000001F0000-0x00000000001F1000-memory.dmp
memory/2148-8-0x00000000001F0000-0x00000000001F1000-memory.dmp
memory/2148-9-0x00000000001F0000-0x00000000001F1000-memory.dmp
memory/2148-10-0x00000000001F0000-0x00000000001F1000-memory.dmp
memory/2148-11-0x00000000001F0000-0x00000000001F1000-memory.dmp
memory/2148-12-0x00000000001F0000-0x00000000001F1000-memory.dmp
memory/2148-13-0x00000000001F0000-0x00000000001F1000-memory.dmp
memory/2148-14-0x00000000001F0000-0x00000000001F1000-memory.dmp
memory/2148-17-0x0000000000421000-0x0000000000422000-memory.dmp
memory/2148-15-0x00000000003D0000-0x00000000003F9000-memory.dmp
memory/2148-18-0x0000000000400000-0x0000000000472000-memory.dmp
C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe
| MD5 | 614bf24801b45e4471544ea4abd51d00 |
| SHA1 | 3b88a131c3133294dfcaa53ce90f50121e0baf72 |
| SHA256 | b7967c41436768839f4078e3adacd28d69beabdcc8c159e7e8dc6c934b8f043b |
| SHA512 | bec241b88d95d0b74fd5d823cac9f2df83b4c7bc482475c3dcb7b33b8516751edfccf384bede898b86f3cee4ef38c60caa0b1da8467e8f604e9e703afb63da18 |
memory/2948-44-0x0000000000400000-0x0000000000472000-memory.dmp
memory/2948-32-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2948-41-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2948-40-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2948-39-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2948-38-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2948-37-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2948-36-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2948-35-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2948-34-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2568-50-0x0000000010000000-0x000000001001E000-memory.dmp
memory/2568-49-0x0000000010000000-0x000000001001E000-memory.dmp
memory/2948-46-0x0000000010000000-0x0000000010007000-memory.dmp
memory/2948-45-0x0000000010000000-0x0000000010007000-memory.dmp
memory/2948-33-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2948-31-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2948-30-0x0000000000290000-0x0000000000291000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
| MD5 | aa78f953e5c88b2bae4916eec370606d |
| SHA1 | 9b80fdb186d5e6cbab49c4ee6bb35e0d79960a5d |
| SHA256 | cd074fada4981a45fe44c36b9b791687cd6e8515ebfce84446a8141ac655949e |
| SHA512 | 818541c4b41445f214df8fd764ec60c8410400bdb5994288394f2f15bc440b1f2c3d63d2b69b0a2223eae0e0fd1414d7d77d213ee38bbba7d6208d02818098f4 |
memory/888-77-0x00000000003C0000-0x00000000003C1000-memory.dmp
memory/888-76-0x00000000003C0000-0x00000000003C1000-memory.dmp
memory/888-75-0x00000000003C0000-0x00000000003C1000-memory.dmp
memory/888-74-0x00000000003C0000-0x00000000003C1000-memory.dmp
memory/888-73-0x00000000003C0000-0x00000000003C1000-memory.dmp
memory/888-72-0x00000000003C0000-0x00000000003C1000-memory.dmp
memory/888-71-0x00000000003C0000-0x00000000003C1000-memory.dmp
memory/888-70-0x00000000003C0000-0x00000000003C1000-memory.dmp
memory/888-69-0x00000000003C0000-0x00000000003C1000-memory.dmp
memory/888-68-0x00000000003C0000-0x00000000003C1000-memory.dmp
memory/888-67-0x00000000003C0000-0x00000000003C1000-memory.dmp
memory/888-66-0x00000000003C0000-0x00000000003C1000-memory.dmp
memory/1840-94-0x0000000000500000-0x0000000000501000-memory.dmp
memory/1840-93-0x0000000000500000-0x0000000000501000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-07 03:59
Reported
2024-05-07 04:02
Platform
win10v2004-20240419-en
Max time kernel
139s
Max time network
150s
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\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\614bf24801b45e4471544ea4abd51d00_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\614bf24801b45e4471544ea4abd51d00_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\614bf24801b45e4471544ea4abd51d00_NEAS.exe"
C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.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 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.160.77.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.251.17.2.in-addr.arpa | udp |
| BR | 187.19.17.132:449 | tcp | |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| 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 |
| BR | 187.19.17.132:449 | tcp |
Files
memory/1360-4-0x0000000002150000-0x0000000002151000-memory.dmp
memory/1360-14-0x0000000002150000-0x0000000002151000-memory.dmp
memory/1360-18-0x0000000000400000-0x0000000000472000-memory.dmp
memory/1360-17-0x0000000000421000-0x0000000000422000-memory.dmp
memory/1360-15-0x0000000002AF0000-0x0000000002B19000-memory.dmp
memory/1360-13-0x0000000002150000-0x0000000002151000-memory.dmp
memory/1360-12-0x0000000002150000-0x0000000002151000-memory.dmp
memory/1360-11-0x0000000002150000-0x0000000002151000-memory.dmp
memory/1360-10-0x0000000002150000-0x0000000002151000-memory.dmp
memory/1360-9-0x0000000002150000-0x0000000002151000-memory.dmp
memory/1360-8-0x0000000002150000-0x0000000002151000-memory.dmp
memory/1360-7-0x0000000002150000-0x0000000002151000-memory.dmp
memory/1360-6-0x0000000002150000-0x0000000002151000-memory.dmp
memory/1360-5-0x0000000002150000-0x0000000002151000-memory.dmp
memory/1360-3-0x0000000002150000-0x0000000002151000-memory.dmp
memory/1360-2-0x0000000002150000-0x0000000002151000-memory.dmp
C:\Users\Admin\AppData\Roaming\WinSocket\714bf24901b46e4481644ea4abd61d00_NFAS.exe
| MD5 | 614bf24801b45e4471544ea4abd51d00 |
| SHA1 | 3b88a131c3133294dfcaa53ce90f50121e0baf72 |
| SHA256 | b7967c41436768839f4078e3adacd28d69beabdcc8c159e7e8dc6c934b8f043b |
| SHA512 | bec241b88d95d0b74fd5d823cac9f2df83b4c7bc482475c3dcb7b33b8516751edfccf384bede898b86f3cee4ef38c60caa0b1da8467e8f604e9e703afb63da18 |
memory/1652-36-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/1652-37-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/1652-35-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/1652-34-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/1652-30-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/1652-40-0x0000000000400000-0x0000000000472000-memory.dmp
memory/1652-27-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/1652-26-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/1652-33-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/1652-32-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/1652-41-0x0000000010000000-0x0000000010007000-memory.dmp
memory/1652-31-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/1652-29-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/1652-28-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/3748-47-0x0000000010000000-0x000000001001E000-memory.dmp
memory/3748-51-0x0000020BF2D50000-0x0000020BF2D51000-memory.dmp
memory/1652-52-0x0000000003060000-0x000000000311E000-memory.dmp
memory/1652-53-0x0000000003160000-0x0000000003429000-memory.dmp
memory/892-58-0x0000000000640000-0x0000000000641000-memory.dmp
memory/892-60-0x0000000000640000-0x0000000000641000-memory.dmp
memory/892-62-0x0000000000640000-0x0000000000641000-memory.dmp
memory/892-63-0x0000000000640000-0x0000000000641000-memory.dmp
memory/892-65-0x0000000000640000-0x0000000000641000-memory.dmp
memory/892-69-0x0000000000640000-0x0000000000641000-memory.dmp
memory/892-68-0x0000000000640000-0x0000000000641000-memory.dmp
memory/892-67-0x0000000000640000-0x0000000000641000-memory.dmp
memory/892-66-0x0000000000640000-0x0000000000641000-memory.dmp
memory/892-64-0x0000000000640000-0x0000000000641000-memory.dmp
memory/892-61-0x0000000000640000-0x0000000000641000-memory.dmp
memory/892-59-0x0000000000640000-0x0000000000641000-memory.dmp
memory/892-72-0x0000000000421000-0x0000000000422000-memory.dmp
memory/892-73-0x0000000000400000-0x0000000000472000-memory.dmp
C:\Users\Admin\AppData\Roaming\WinSocket\settings.ini
| MD5 | 9adc01e18ed79e9872eb0b6f7ada00e1 |
| SHA1 | 0bc8ab77c60b599805e1e1a5c9cad57d434c3e4c |
| SHA256 | fa2c601c8d8d0ae03dce073869436e1680989df33154201d5680a2b9152e1c51 |
| SHA512 | 4ee567c5a528b907bd2f84b283c12095d4803789d1431e7c3ade14aba96b0f745eab42274bbb7e117d506cdb4168b70ec2f72a67c323e9561ce3291360a0003b |