Analysis Overview
SHA256
030b5440c89d6890d1e2a12f2643ee1b83c87bf87a4f5583d3d264f3333849c6
Threat Level: Known bad
The file 85376e93d5087ae269d49e1097638468 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
2024-01-31 22:26
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-31 22:26
Reported
2024-01-31 22:28
Platform
win7-20231215-en
Max time kernel
147s
Max time network
152s
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\85376e93d5087ae269d49e1097638468.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\85376e93d5087ae269d49e1097638468.dll
C:\Windows\system32\wermgr.exe
C:\Windows\system32\wermgr.exe
Network
| Country | Destination | Domain | Proto |
| PL | 91.237.161.87:443 | tcp | |
| BR | 200.236.218.62:443 | tcp | |
| TR | 185.189.55.207:443 | tcp | |
| BR | 186.225.119.170:443 | tcp | |
| BR | 45.239.233.131:443 | tcp | |
| KH | 45.201.136.3:443 | tcp | |
| VN | 14.232.161.45:443 | tcp | |
| IT | 185.17.105.236:443 | tcp |
Files
memory/3056-0-0x0000000000950000-0x0000000000987000-memory.dmp
memory/3056-3-0x00000000003D0000-0x0000000000404000-memory.dmp
memory/3056-5-0x0000000001EB0000-0x0000000001EF0000-memory.dmp
memory/3056-6-0x0000000010000000-0x0000000010003000-memory.dmp
memory/1784-7-0x0000000000110000-0x0000000000111000-memory.dmp
memory/1784-8-0x0000000000060000-0x0000000000088000-memory.dmp
memory/3056-9-0x0000000001EB0000-0x0000000001EF0000-memory.dmp
memory/3056-10-0x0000000010000000-0x0000000010003000-memory.dmp
memory/1784-11-0x0000000000060000-0x0000000000088000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-31 22:26
Reported
2024-01-31 22:28
Platform
win10v2004-20231215-en
Max time kernel
128s
Max time network
144s
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 2284 wrote to memory of 1228 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2284 wrote to memory of 1228 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2284 wrote to memory of 1228 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1228 wrote to memory of 5004 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\system32\wermgr.exe |
| PID 1228 wrote to memory of 5004 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\system32\wermgr.exe |
| PID 1228 wrote to memory of 5004 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\system32\wermgr.exe |
| PID 1228 wrote to memory of 5004 | 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\85376e93d5087ae269d49e1097638468.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\85376e93d5087ae269d49e1097638468.dll
C:\Windows\system32\wermgr.exe
C:\Windows\system32\wermgr.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1228 -ip 1228
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1228 -s 708
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 177.178.17.96.in-addr.arpa | udp |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| KH | 45.201.136.3:443 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.135.221.88.in-addr.arpa | udp |
| ZA | 41.57.156.203:443 | tcp | |
| US | 8.8.8.8:53 | 57.110.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 204.178.17.96.in-addr.arpa | udp |
| BR | 177.10.90.29:443 | tcp | |
| IT | 185.17.105.236:443 | tcp | |
| US | 8.8.8.8:53 | 200.178.17.96.in-addr.arpa | udp |
| BR | 200.236.218.62:443 | tcp | |
| TH | 118.173.233.64:443 | tcp | |
| KR | 119.202.8.249:443 | tcp |
Files
memory/1228-0-0x0000000002170000-0x00000000021A7000-memory.dmp
memory/1228-4-0x0000000002080000-0x00000000020B4000-memory.dmp
memory/1228-5-0x00000000021B0000-0x00000000021F0000-memory.dmp
memory/1228-6-0x00000000021F0000-0x00000000021F1000-memory.dmp
memory/1228-7-0x0000000010000000-0x0000000010003000-memory.dmp
memory/5004-8-0x0000028E1BC00000-0x0000028E1BC01000-memory.dmp
memory/5004-9-0x0000028E1BAA0000-0x0000028E1BAC8000-memory.dmp
memory/1228-10-0x00000000020F0000-0x000000000216A000-memory.dmp
memory/1228-11-0x00000000021B0000-0x00000000021F0000-memory.dmp
memory/5004-12-0x0000028E1BAA0000-0x0000028E1BAC8000-memory.dmp