Analysis Overview
SHA256
81d777386d02531437731371826af2e41445857b126914958b78c2b1faad8944
Threat Level: Known bad
The file 81d777386d02531437731371826af2e41445857b126914958b78c2b1faad8944 was found to be: Known bad.
Malicious Activity Summary
Detect Ducktail Third Stage Payload
Ducktail family
Program crash
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-12-19 01:47
Signatures
Detect Ducktail Third Stage Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Ducktail family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-19 01:45
Reported
2023-12-19 01:50
Platform
win7-20231215-en
Max time kernel
122s
Max time network
132s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\81d777386d02531437731371826af2e41445857b126914958b78c2b1faad8944.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\81d777386d02531437731371826af2e41445857b126914958b78c2b1faad8944.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1720 wrote to memory of 3040 | N/A | C:\Users\Admin\AppData\Local\Temp\81d777386d02531437731371826af2e41445857b126914958b78c2b1faad8944.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1720 wrote to memory of 3040 | N/A | C:\Users\Admin\AppData\Local\Temp\81d777386d02531437731371826af2e41445857b126914958b78c2b1faad8944.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1720 wrote to memory of 3040 | N/A | C:\Users\Admin\AppData\Local\Temp\81d777386d02531437731371826af2e41445857b126914958b78c2b1faad8944.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1720 wrote to memory of 3040 | N/A | C:\Users\Admin\AppData\Local\Temp\81d777386d02531437731371826af2e41445857b126914958b78c2b1faad8944.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\81d777386d02531437731371826af2e41445857b126914958b78c2b1faad8944.exe
"C:\Users\Admin\AppData\Local\Temp\81d777386d02531437731371826af2e41445857b126914958b78c2b1faad8944.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 876
Network
Files
memory/1720-0-0x0000000006940000-0x00000000072C9000-memory.dmp
memory/1720-3-0x0000000006940000-0x00000000072C9000-memory.dmp
memory/1720-5-0x0000000000950000-0x0000000001179000-memory.dmp
memory/1720-4-0x0000000008180000-0x000000000901C000-memory.dmp
memory/1720-8-0x0000000008180000-0x000000000901C000-memory.dmp
memory/1720-13-0x0000000006510000-0x000000000664E000-memory.dmp
memory/1720-12-0x0000000006720000-0x000000000691D000-memory.dmp
memory/1720-16-0x0000000006510000-0x000000000664E000-memory.dmp
memory/1720-9-0x0000000006720000-0x000000000691D000-memory.dmp
memory/1720-20-0x0000000002A20000-0x0000000002A56000-memory.dmp
memory/1720-28-0x0000000005DB0000-0x0000000005DEC000-memory.dmp
memory/1720-25-0x0000000005DB0000-0x0000000005DEC000-memory.dmp
memory/1720-29-0x0000000009020000-0x00000000097EF000-memory.dmp
memory/1720-24-0x00000000029E0000-0x0000000002A1D000-memory.dmp
memory/1720-32-0x0000000009020000-0x00000000097EF000-memory.dmp
memory/1720-33-0x00000000062B0000-0x000000000632C000-memory.dmp
memory/1720-44-0x0000000005DF0000-0x0000000005DF5000-memory.dmp
memory/1720-41-0x0000000005DF0000-0x0000000005DF5000-memory.dmp
memory/1720-56-0x0000000005FD0000-0x0000000005FE5000-memory.dmp
memory/1720-57-0x0000000006010000-0x0000000006023000-memory.dmp
memory/1720-64-0x0000000006380000-0x00000000063BA000-memory.dmp
memory/1720-61-0x0000000006380000-0x00000000063BA000-memory.dmp
memory/1720-60-0x0000000006010000-0x0000000006023000-memory.dmp
memory/1720-53-0x0000000005FD0000-0x0000000005FE5000-memory.dmp
memory/1720-52-0x0000000005E20000-0x0000000005E26000-memory.dmp
memory/1720-49-0x0000000005E20000-0x0000000005E26000-memory.dmp
memory/1720-48-0x0000000005FB0000-0x0000000005FC2000-memory.dmp
memory/1720-45-0x0000000005FB0000-0x0000000005FC2000-memory.dmp
memory/1720-40-0x0000000002C20000-0x0000000002C2C000-memory.dmp
memory/1720-37-0x0000000002C20000-0x0000000002C2C000-memory.dmp
memory/1720-36-0x00000000062B0000-0x000000000632C000-memory.dmp
memory/1720-21-0x00000000029E0000-0x0000000002A1D000-memory.dmp
memory/1720-17-0x0000000002A20000-0x0000000002A56000-memory.dmp
memory/1720-141-0x0000000000950000-0x0000000001179000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-19 01:45
Reported
2023-12-19 01:50
Platform
win10v2004-20231215-en
Max time kernel
135s
Max time network
162s
Command Line
Signatures
Program crash
Processes
C:\Users\Admin\AppData\Local\Temp\81d777386d02531437731371826af2e41445857b126914958b78c2b1faad8944.exe
"C:\Users\Admin\AppData\Local\Temp\81d777386d02531437731371826af2e41445857b126914958b78c2b1faad8944.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4584 -ip 4584
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4584 -s 1008
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4584 -ip 4584
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4584 -s 700
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 20.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.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 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.193.132.51.in-addr.arpa | udp |
Files
memory/4584-0-0x0000000006E30000-0x00000000077B9000-memory.dmp
memory/4584-3-0x0000000006E30000-0x00000000077B9000-memory.dmp
memory/4584-5-0x0000000000B20000-0x0000000001349000-memory.dmp
memory/4584-4-0x0000000008670000-0x000000000950C000-memory.dmp
memory/4584-8-0x0000000008670000-0x000000000950C000-memory.dmp
memory/4584-9-0x0000000006A90000-0x0000000006C8D000-memory.dmp
memory/4584-12-0x0000000006A90000-0x0000000006C8D000-memory.dmp
memory/4584-13-0x0000000006C90000-0x0000000006DCE000-memory.dmp
memory/4584-16-0x0000000006C90000-0x0000000006DCE000-memory.dmp
memory/4584-17-0x00000000067F0000-0x0000000006826000-memory.dmp
memory/4584-20-0x00000000067F0000-0x0000000006826000-memory.dmp
memory/4584-21-0x00000000069D0000-0x0000000006A0D000-memory.dmp
memory/4584-24-0x00000000069D0000-0x0000000006A0D000-memory.dmp
memory/4584-25-0x0000000006A50000-0x0000000006A8C000-memory.dmp
memory/4584-28-0x0000000006A50000-0x0000000006A8C000-memory.dmp
memory/4584-29-0x000000000AF20000-0x000000000B6EF000-memory.dmp
memory/4584-32-0x000000000AF20000-0x000000000B6EF000-memory.dmp
memory/4584-33-0x0000000007A50000-0x0000000007ACC000-memory.dmp
memory/4584-36-0x0000000007A50000-0x0000000007ACC000-memory.dmp
memory/4584-37-0x0000000006A20000-0x0000000006A2C000-memory.dmp
memory/4584-40-0x0000000006A20000-0x0000000006A2C000-memory.dmp
memory/4584-41-0x0000000006A30000-0x0000000006A35000-memory.dmp
memory/4584-44-0x0000000006A30000-0x0000000006A35000-memory.dmp
memory/4584-45-0x0000000006DF0000-0x0000000006E02000-memory.dmp
memory/4584-48-0x0000000006DF0000-0x0000000006E02000-memory.dmp
memory/4584-49-0x0000000006E10000-0x0000000006E16000-memory.dmp
memory/4584-52-0x0000000006E10000-0x0000000006E16000-memory.dmp
memory/4584-53-0x00000000079C0000-0x00000000079D5000-memory.dmp
memory/4584-56-0x00000000079C0000-0x00000000079D5000-memory.dmp
memory/4584-57-0x0000000007A00000-0x0000000007A13000-memory.dmp
memory/4584-60-0x0000000007A00000-0x0000000007A13000-memory.dmp
memory/4584-61-0x0000000007B20000-0x0000000007B5A000-memory.dmp
memory/4584-64-0x0000000007B20000-0x0000000007B5A000-memory.dmp
memory/4584-85-0x0000000000B20000-0x0000000001349000-memory.dmp