Analysis Overview
SHA256
b01c0bb992d9d0c2b7a96adf2800417c3d8e6393f72c57229efa09a2a43a79dd
Threat Level: Known bad
The file 81a80012697ebf5bc71a5dabb16ad892 was found to be: Known bad.
Malicious Activity Summary
Trickbot
Unsigned PE
Program crash
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-01-30 06:03
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-30 06:03
Reported
2024-01-30 06:06
Platform
win7-20231215-en
Max time kernel
131s
Max time network
141s
Command Line
Signatures
Trickbot
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wermgr.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\81a80012697ebf5bc71a5dabb16ad892.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\81a80012697ebf5bc71a5dabb16ad892.dll
C:\Windows\system32\wermgr.exe
C:\Windows\system32\wermgr.exe
Network
| Country | Destination | Domain | Proto |
| TH | 118.173.233.64:443 | tcp | |
| IT | 185.17.105.236:443 | tcp | |
| ZA | 41.57.156.203:443 | tcp | |
| TR | 185.189.55.207:443 | tcp | |
| NA | 196.216.59.174:443 | tcp | |
| BR | 186.225.119.170:443 | tcp | |
| KR | 220.82.64.198:443 | tcp |
Files
memory/1096-1-0x0000000000340000-0x000000000037F000-memory.dmp
memory/1096-0-0x0000000000340000-0x000000000037F000-memory.dmp
memory/1096-2-0x0000000010000000-0x0000000010003000-memory.dmp
memory/2600-3-0x0000000000190000-0x0000000000191000-memory.dmp
memory/2600-4-0x0000000000060000-0x0000000000088000-memory.dmp
memory/1096-5-0x0000000000340000-0x000000000037F000-memory.dmp
memory/1096-6-0x0000000010000000-0x0000000010003000-memory.dmp
memory/2600-7-0x0000000000060000-0x0000000000088000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-30 06:03
Reported
2024-01-30 06:06
Platform
win10v2004-20231222-en
Max time kernel
149s
Max time network
149s
Command Line
Signatures
Trickbot
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\regsvr32.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wermgr.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3864 wrote to memory of 3572 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3864 wrote to memory of 3572 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3864 wrote to memory of 3572 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3572 wrote to memory of 1456 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\system32\wermgr.exe |
| PID 3572 wrote to memory of 1456 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\system32\wermgr.exe |
| PID 3572 wrote to memory of 1456 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\system32\wermgr.exe |
| PID 3572 wrote to memory of 1456 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\system32\wermgr.exe |
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\81a80012697ebf5bc71a5dabb16ad892.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\81a80012697ebf5bc71a5dabb16ad892.dll
C:\Windows\system32\wermgr.exe
C:\Windows\system32\wermgr.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3572 -ip 3572
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 648
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| TH | 118.173.233.64:443 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| BR | 186.225.119.170:443 | tcp | |
| NA | 196.216.59.174:443 | tcp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| BR | 177.10.90.29:443 | tcp | |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| BR | 45.239.234.2:443 | tcp | |
| KR | 220.82.64.198:443 | tcp | |
| N/A | 178.216.28.59:443 | tcp |
Files
memory/3572-0-0x0000000000DD0000-0x0000000000E0F000-memory.dmp
memory/3572-1-0x0000000000DD0000-0x0000000000E0F000-memory.dmp
memory/3572-2-0x0000000000D30000-0x0000000000D31000-memory.dmp
memory/3572-3-0x0000000010000000-0x0000000010003000-memory.dmp
memory/1456-4-0x000001CF86BE0000-0x000001CF86BE1000-memory.dmp
memory/1456-5-0x000001CF86A40000-0x000001CF86A68000-memory.dmp
memory/3572-6-0x0000000000DD0000-0x0000000000E0F000-memory.dmp
memory/1456-7-0x000001CF86A40000-0x000001CF86A68000-memory.dmp