Analysis Overview
SHA256
b88b31331d88660942f7244d6dd3e10006fcef7c71ad6ecaa91b6ef3d98587cf
Threat Level: Known bad
The file b88b31331d88660942f7244d6dd3e10006fcef7c71ad6ecaa91b6ef3d98587cf was found to be: Known bad.
Malicious Activity Summary
Trickbot
Kpot family
Trickbot x86 loader
KPOT Core Executable
KPOT
Stops running service(s)
Loads dropped DLL
Executes dropped EXE
Drops file in System32 directory
Launches sc.exe
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Uses Task Scheduler COM API
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-05 03:34
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
2024-05-05 03:34
Reported
2024-05-05 03:37
Platform
win7-20240220-en
Max time kernel
135s
Max time network
120s
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
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b88b31331d88660942f7244d6dd3e10006fcef7c71ad6ecaa91b6ef3d98587cf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b88b31331d88660942f7244d6dd3e10006fcef7c71ad6ecaa91b6ef3d98587cf.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
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\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe | N/A |
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\b88b31331d88660942f7244d6dd3e10006fcef7c71ad6ecaa91b6ef3d98587cf.exe
"C:\Users\Admin\AppData\Local\Temp\b88b31331d88660942f7244d6dd3e10006fcef7c71ad6ecaa91b6ef3d98587cf.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\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe
C:\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe
C:\Windows\SysWOW64\sc.exe
sc stop WinDefend
C:\Windows\SysWOW64\sc.exe
sc delete WinDefend
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell Set-MpPreference -DisableRealtimeMonitoring $true
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\taskeng.exe
taskeng.exe {E990C7F7-A8B3-49A4-959D-8359DE37F7A4} S-1-5-18:NT AUTHORITY\System:Service:
C:\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe
C:\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe
C:\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
Network
Files
memory/2784-3-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2784-5-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2784-4-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2784-2-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2784-9-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2784-8-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2784-7-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2784-6-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2784-12-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2784-13-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2784-14-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2784-11-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2784-10-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2784-15-0x0000000000310000-0x0000000000339000-memory.dmp
memory/2784-18-0x0000000000400000-0x0000000000472000-memory.dmp
memory/2784-17-0x0000000000421000-0x0000000000422000-memory.dmp
\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe
| MD5 | 39bc32190952310708a7fe023e985ec5 |
| SHA1 | 347066cc8105f3c1a602962a931ced30e7a80694 |
| SHA256 | b88b31331d88660942f7244d6dd3e10006fcef7c71ad6ecaa91b6ef3d98587cf |
| SHA512 | 9295d725e06acb21e9445d61ee71404b0e8059862604dc819df1405e53567243cd0f3c67f47f809f9cbdebec0e03ddb7b19e8a24eca3c54773ec394c393771ea |
memory/2640-44-0x0000000000400000-0x0000000000472000-memory.dmp
memory/1868-51-0x0000000010000000-0x000000001001E000-memory.dmp
memory/2640-45-0x0000000010000000-0x0000000010007000-memory.dmp
memory/1868-55-0x0000000000060000-0x0000000000061000-memory.dmp
memory/1868-50-0x0000000010000000-0x000000001001E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-05 03:34
Reported
2024-05-05 03:37
Platform
win10v2004-20240419-en
Max time kernel
137s
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
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe | N/A |
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\b88b31331d88660942f7244d6dd3e10006fcef7c71ad6ecaa91b6ef3d98587cf.exe
"C:\Users\Admin\AppData\Local\Temp\b88b31331d88660942f7244d6dd3e10006fcef7c71ad6ecaa91b6ef3d98587cf.exe"
C:\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe
C:\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe
C:\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe
C:\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
Network
| Country | Destination | Domain | Proto |
| 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 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 142.53.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.251.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| PK | 125.209.82.158:449 | 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 | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| PK | 125.209.82.158:449 | tcp |
Files
memory/316-14-0x0000000002310000-0x0000000002311000-memory.dmp
memory/316-13-0x0000000002310000-0x0000000002311000-memory.dmp
memory/316-12-0x0000000002310000-0x0000000002311000-memory.dmp
memory/316-11-0x0000000002310000-0x0000000002311000-memory.dmp
memory/316-10-0x0000000002310000-0x0000000002311000-memory.dmp
memory/316-9-0x0000000002310000-0x0000000002311000-memory.dmp
memory/316-8-0x0000000002310000-0x0000000002311000-memory.dmp
memory/316-7-0x0000000002310000-0x0000000002311000-memory.dmp
memory/316-6-0x0000000002310000-0x0000000002311000-memory.dmp
memory/316-5-0x0000000002310000-0x0000000002311000-memory.dmp
memory/316-4-0x0000000002310000-0x0000000002311000-memory.dmp
memory/316-3-0x0000000002310000-0x0000000002311000-memory.dmp
memory/316-2-0x0000000002310000-0x0000000002311000-memory.dmp
memory/316-15-0x0000000002D20000-0x0000000002D49000-memory.dmp
memory/316-18-0x0000000000400000-0x0000000000472000-memory.dmp
memory/316-17-0x0000000000421000-0x0000000000422000-memory.dmp
C:\Users\Admin\AppData\Roaming\WinSocket\b99b31331d99770942f8244d7dd3e10007fcef8c81ad7ecaa91b7ef3d99698cf.exe
| MD5 | 39bc32190952310708a7fe023e985ec5 |
| SHA1 | 347066cc8105f3c1a602962a931ced30e7a80694 |
| SHA256 | b88b31331d88660942f7244d6dd3e10006fcef7c71ad6ecaa91b6ef3d98587cf |
| SHA512 | 9295d725e06acb21e9445d61ee71404b0e8059862604dc819df1405e53567243cd0f3c67f47f809f9cbdebec0e03ddb7b19e8a24eca3c54773ec394c393771ea |
memory/3668-27-0x0000000002A90000-0x0000000002A91000-memory.dmp
memory/3668-40-0x0000000000400000-0x0000000000472000-memory.dmp
memory/3668-41-0x0000000010000000-0x0000000010007000-memory.dmp
memory/3668-37-0x0000000002A90000-0x0000000002A91000-memory.dmp
memory/3668-36-0x0000000002A90000-0x0000000002A91000-memory.dmp
memory/3668-35-0x0000000002A90000-0x0000000002A91000-memory.dmp
memory/3668-34-0x0000000002A90000-0x0000000002A91000-memory.dmp
memory/3668-33-0x0000000002A90000-0x0000000002A91000-memory.dmp
memory/3668-32-0x0000000002A90000-0x0000000002A91000-memory.dmp
memory/3668-31-0x0000000002A90000-0x0000000002A91000-memory.dmp
memory/3668-30-0x0000000002A90000-0x0000000002A91000-memory.dmp
memory/3668-29-0x0000000002A90000-0x0000000002A91000-memory.dmp
memory/3668-28-0x0000000002A90000-0x0000000002A91000-memory.dmp
memory/3668-26-0x0000000002A90000-0x0000000002A91000-memory.dmp
memory/4576-47-0x0000000010000000-0x000000001001E000-memory.dmp
memory/4576-46-0x0000000010000000-0x000000001001E000-memory.dmp
memory/4576-52-0x0000020E66B70000-0x0000020E66B71000-memory.dmp
memory/3668-51-0x0000000002C90000-0x0000000002D4E000-memory.dmp
memory/3668-53-0x0000000003240000-0x0000000003509000-memory.dmp
memory/4504-69-0x0000000001680000-0x0000000001681000-memory.dmp
memory/4504-68-0x0000000001680000-0x0000000001681000-memory.dmp
memory/4504-67-0x0000000001680000-0x0000000001681000-memory.dmp
memory/4504-72-0x0000000000421000-0x0000000000422000-memory.dmp
memory/4504-66-0x0000000001680000-0x0000000001681000-memory.dmp
memory/4504-65-0x0000000001680000-0x0000000001681000-memory.dmp
memory/4504-64-0x0000000001680000-0x0000000001681000-memory.dmp
memory/4504-63-0x0000000001680000-0x0000000001681000-memory.dmp
memory/4504-62-0x0000000001680000-0x0000000001681000-memory.dmp
memory/4504-61-0x0000000001680000-0x0000000001681000-memory.dmp
memory/4504-60-0x0000000001680000-0x0000000001681000-memory.dmp
memory/4504-59-0x0000000001680000-0x0000000001681000-memory.dmp
memory/4504-58-0x0000000001680000-0x0000000001681000-memory.dmp
memory/4504-73-0x0000000000400000-0x0000000000472000-memory.dmp
C:\Users\Admin\AppData\Roaming\WinSocket\settings.ini
| MD5 | b02147a9804bc7e092fe59893cbec655 |
| SHA1 | 333be9a3060db793cc4b9a0da0561d1c7927679d |
| SHA256 | e17761b66f8fb8428ac19f8c7aaed1ce49ee6111fa3c528ef68eae04dc89530e |
| SHA512 | 617b16d3006b29d58342421c9d7de14f3efebcd980d5b443bbdc457758146ca159fe6ceb5168eeeb17734bef365c6f597b9f85840638339c6672bff0b6422fcc |