Analysis Overview
SHA256
dbeb39cf194a8bde6d14d80f8db5adc5188472f747e2389807b58377e9d4acbf
Threat Level: Known bad
The file 6e4ecf2453ea828d39e23b73e4b23260_NEAS was found to be: Known bad.
Malicious Activity Summary
KPOT
Kpot family
KPOT Core Executable
Trickbot x86 loader
Trickbot
Stops running service(s)
Loads dropped DLL
Executes dropped EXE
Drops file in System32 directory
Launches sc.exe
Unsigned PE
Uses Task Scheduler COM API
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-07 05:10
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 05:10
Reported
2024-05-07 05:12
Platform
win7-20240215-en
Max time kernel
135s
Max time network
117s
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\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6e4ecf2453ea828d39e23b73e4b23260_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6e4ecf2453ea828d39e23b73e4b23260_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\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6e4ecf2453ea828d39e23b73e4b23260_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\6e4ecf2453ea828d39e23b73e4b23260_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\6e4ecf2453ea828d39e23b73e4b23260_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\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_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\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:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Windows\SysWOW64\sc.exe
sc delete WinDefend
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell Set-MpPreference -DisableRealtimeMonitoring $true
C:\Windows\SysWOW64\sc.exe
sc stop WinDefend
C:\Windows\system32\taskeng.exe
taskeng.exe {76ED1F12-77F4-4F97-BDBA-3B709989B0CD} S-1-5-18:NT AUTHORITY\System:Service:
C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
Network
Files
memory/2416-18-0x0000000000400000-0x0000000000472000-memory.dmp
memory/2416-17-0x0000000000421000-0x0000000000422000-memory.dmp
memory/2416-15-0x0000000000480000-0x00000000004A9000-memory.dmp
memory/2416-14-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2416-13-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2416-12-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2416-11-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2416-10-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2416-9-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2416-8-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2416-7-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2416-6-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2416-5-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2416-4-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2416-3-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2416-2-0x0000000000270000-0x0000000000271000-memory.dmp
C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe
| MD5 | 6e4ecf2453ea828d39e23b73e4b23260 |
| SHA1 | 51caee4b0eea1d7ac785095302b2b9c111eb3833 |
| SHA256 | dbeb39cf194a8bde6d14d80f8db5adc5188472f747e2389807b58377e9d4acbf |
| SHA512 | ffcb0d8266d544bafadd4a52b037e6825c0696237249be6bb6a4818be3c0568014143e14720f6b9cbb83897735c2a9b38285207b8c848f212ad7bd106ad0ae25 |
memory/2672-30-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2672-41-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2672-44-0x0000000000400000-0x0000000000472000-memory.dmp
memory/2672-40-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2672-39-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2672-38-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2672-37-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2672-36-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2672-35-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2672-34-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2672-33-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2672-32-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2672-31-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2456-49-0x0000000010000000-0x000000001001E000-memory.dmp
memory/2456-50-0x0000000010000000-0x000000001001E000-memory.dmp
memory/2672-46-0x0000000010000000-0x0000000010007000-memory.dmp
memory/2672-45-0x0000000010000000-0x0000000010007000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
| MD5 | 059487d612fcceaff7df5687d2e42fd1 |
| SHA1 | fac25ad32838f4cb8db07ceeef1460b9472dc6f3 |
| SHA256 | c12edc12d726489e77dc35fdc90172f187f6991b2972fd2b91f30852fadee974 |
| SHA512 | 7d4b2015b4deb86f9f0e409e3905ee1c1ad8bac2a4b1686f5a6b4fc8628c691ace8d3b8bdec9f450b93cc3bac7c879509af28a4efbdc0db62ace8bd6e2738a7f |
memory/600-66-0x0000000000250000-0x0000000000251000-memory.dmp
memory/600-68-0x0000000000250000-0x0000000000251000-memory.dmp
memory/600-67-0x0000000000250000-0x0000000000251000-memory.dmp
memory/600-69-0x0000000000250000-0x0000000000251000-memory.dmp
memory/600-70-0x0000000000250000-0x0000000000251000-memory.dmp
memory/600-71-0x0000000000250000-0x0000000000251000-memory.dmp
memory/600-72-0x0000000000250000-0x0000000000251000-memory.dmp
memory/600-77-0x0000000000250000-0x0000000000251000-memory.dmp
memory/600-76-0x0000000000250000-0x0000000000251000-memory.dmp
memory/600-75-0x0000000000250000-0x0000000000251000-memory.dmp
memory/600-74-0x0000000000250000-0x0000000000251000-memory.dmp
memory/600-73-0x0000000000250000-0x0000000000251000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-07 05:10
Reported
2024-05-07 05:12
Platform
win10v2004-20240419-en
Max time kernel
136s
Max time network
128s
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\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6e4ecf2453ea828d39e23b73e4b23260_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\6e4ecf2453ea828d39e23b73e4b23260_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\6e4ecf2453ea828d39e23b73e4b23260_NEAS.exe"
C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe
C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 149.220.183.52.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 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 51.15.97.104.in-addr.arpa | udp |
| US | 76.107.90.235:449 | tcp | |
| US | 8.8.8.8:53 | 19.229.111.52.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 |
| US | 76.107.90.235:449 | tcp |
Files
memory/4720-4-0x00000000021C0000-0x00000000021C1000-memory.dmp
memory/4720-5-0x00000000021C0000-0x00000000021C1000-memory.dmp
memory/4720-3-0x00000000021C0000-0x00000000021C1000-memory.dmp
memory/4720-10-0x00000000021C0000-0x00000000021C1000-memory.dmp
memory/4720-9-0x00000000021C0000-0x00000000021C1000-memory.dmp
memory/4720-8-0x00000000021C0000-0x00000000021C1000-memory.dmp
memory/4720-7-0x00000000021C0000-0x00000000021C1000-memory.dmp
memory/4720-6-0x00000000021C0000-0x00000000021C1000-memory.dmp
memory/4720-11-0x00000000021C0000-0x00000000021C1000-memory.dmp
memory/4720-2-0x00000000021C0000-0x00000000021C1000-memory.dmp
memory/4720-14-0x00000000021C0000-0x00000000021C1000-memory.dmp
memory/4720-13-0x00000000021C0000-0x00000000021C1000-memory.dmp
memory/4720-12-0x00000000021C0000-0x00000000021C1000-memory.dmp
memory/4720-15-0x0000000002200000-0x0000000002229000-memory.dmp
memory/4720-18-0x0000000000400000-0x0000000000472000-memory.dmp
memory/4720-17-0x0000000000421000-0x0000000000422000-memory.dmp
C:\Users\Admin\AppData\Roaming\WinSocket\7e4ecf2463ea929d39e23b83e4b23270_NFAS.exe
| MD5 | 6e4ecf2453ea828d39e23b73e4b23260 |
| SHA1 | 51caee4b0eea1d7ac785095302b2b9c111eb3833 |
| SHA256 | dbeb39cf194a8bde6d14d80f8db5adc5188472f747e2389807b58377e9d4acbf |
| SHA512 | ffcb0d8266d544bafadd4a52b037e6825c0696237249be6bb6a4818be3c0568014143e14720f6b9cbb83897735c2a9b38285207b8c848f212ad7bd106ad0ae25 |
memory/4272-37-0x0000000002140000-0x0000000002141000-memory.dmp
memory/4272-40-0x0000000000400000-0x0000000000472000-memory.dmp
memory/4272-41-0x0000000010000000-0x0000000010007000-memory.dmp
memory/4272-36-0x0000000002140000-0x0000000002141000-memory.dmp
memory/4272-35-0x0000000002140000-0x0000000002141000-memory.dmp
memory/4272-34-0x0000000002140000-0x0000000002141000-memory.dmp
memory/4272-33-0x0000000002140000-0x0000000002141000-memory.dmp
memory/4272-32-0x0000000002140000-0x0000000002141000-memory.dmp
memory/4272-31-0x0000000002140000-0x0000000002141000-memory.dmp
memory/4272-30-0x0000000002140000-0x0000000002141000-memory.dmp
memory/4272-29-0x0000000002140000-0x0000000002141000-memory.dmp
memory/4272-28-0x0000000002140000-0x0000000002141000-memory.dmp
memory/4272-27-0x0000000002140000-0x0000000002141000-memory.dmp
memory/4272-26-0x0000000002140000-0x0000000002141000-memory.dmp
memory/2160-51-0x000002562E200000-0x000002562E201000-memory.dmp
memory/2160-47-0x0000000010000000-0x000000001001E000-memory.dmp
memory/2160-46-0x0000000010000000-0x000000001001E000-memory.dmp
memory/4272-52-0x0000000003060000-0x000000000311E000-memory.dmp
memory/4272-53-0x0000000003160000-0x0000000003429000-memory.dmp
memory/4600-69-0x0000000000CA0000-0x0000000000CA1000-memory.dmp
memory/4600-68-0x0000000000CA0000-0x0000000000CA1000-memory.dmp
memory/4600-67-0x0000000000CA0000-0x0000000000CA1000-memory.dmp
memory/4600-66-0x0000000000CA0000-0x0000000000CA1000-memory.dmp
memory/4600-65-0x0000000000CA0000-0x0000000000CA1000-memory.dmp
memory/4600-64-0x0000000000CA0000-0x0000000000CA1000-memory.dmp
memory/4600-63-0x0000000000CA0000-0x0000000000CA1000-memory.dmp
memory/4600-72-0x0000000000421000-0x0000000000422000-memory.dmp
memory/4600-62-0x0000000000CA0000-0x0000000000CA1000-memory.dmp
memory/4600-61-0x0000000000CA0000-0x0000000000CA1000-memory.dmp
memory/4600-60-0x0000000000CA0000-0x0000000000CA1000-memory.dmp
memory/4600-59-0x0000000000CA0000-0x0000000000CA1000-memory.dmp
memory/4600-58-0x0000000000CA0000-0x0000000000CA1000-memory.dmp
memory/4600-73-0x0000000000400000-0x0000000000472000-memory.dmp
C:\Users\Admin\AppData\Roaming\WinSocket\settings.ini
| MD5 | ee3c80d89459eb45321714f674724c5d |
| SHA1 | 60392a350f79e59b553623ccb5327fdb71c393fc |
| SHA256 | 2febed9e7a6113a676fbc4bca860dd2db945b5306425d988b36966cd030a0a27 |
| SHA512 | 3e7e715a7a09c54c4477d285817e98d8e244c4b0e5a2b95474744ce2b8d67c9a5ff0e3726c4183ba2e0110363dc538c6792e5737a1fed0ea11f99288046a7400 |