Analysis Overview
SHA256
d192c8d38432e7a474fc0f7ae9aa569150bbb5f337444c68f77e6e74049d9912
Threat Level: Known bad
The file TS-240304-UF2.exe was found to be: Known bad.
Malicious Activity Summary
AgentTesla
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks up external IP address via web service
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Program crash
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-04 13:59
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-04 13:59
Reported
2024-03-04 14:01
Platform
win7-20240221-en
Max time kernel
117s
Max time network
120s
Command Line
Signatures
AgentTesla
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Windows\CurrentVersion\Run\newfile = "C:\\Users\\Admin\\AppData\\Roaming\\newfile\\newfile.exe" | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ip-api.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3036 set thread context of 3000 | N/A | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe
"C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe"
C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe
"C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ip-api.com | udp |
| US | 208.95.112.1:80 | ip-api.com | tcp |
Files
memory/3036-0-0x0000000001220000-0x000000000127A000-memory.dmp
memory/3036-1-0x0000000074BD0000-0x00000000752BE000-memory.dmp
memory/3036-2-0x00000000011B0000-0x00000000011F0000-memory.dmp
memory/3036-3-0x00000000003A0000-0x00000000003A1000-memory.dmp
memory/3000-4-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3000-5-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3000-6-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3000-7-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3000-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/3000-10-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3036-12-0x0000000074BD0000-0x00000000752BE000-memory.dmp
memory/3000-13-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3000-15-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3000-16-0x0000000074B50000-0x000000007523E000-memory.dmp
memory/3000-17-0x0000000000780000-0x00000000007C0000-memory.dmp
memory/3000-19-0x0000000074B50000-0x000000007523E000-memory.dmp
memory/3000-20-0x0000000000780000-0x00000000007C0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-04 13:59
Reported
2024-03-04 14:01
Platform
win10v2004-20240226-en
Max time kernel
92s
Max time network
117s
Command Line
Signatures
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 620 set thread context of 2600 | N/A | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 620 wrote to memory of 2600 | N/A | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe |
| PID 620 wrote to memory of 2600 | N/A | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe |
| PID 620 wrote to memory of 2600 | N/A | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe |
| PID 620 wrote to memory of 2600 | N/A | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe | C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe
"C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe"
C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe
"C:\Users\Admin\AppData\Local\Temp\TS-240304-UF2.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2600 -ip 2600
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 80
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 187.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 175.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
Files
memory/620-0-0x00000000745F0000-0x0000000074DA0000-memory.dmp
memory/620-1-0x0000000000780000-0x00000000007DA000-memory.dmp
memory/620-2-0x00000000051B0000-0x00000000051C0000-memory.dmp
memory/620-3-0x0000000002BD0000-0x0000000002BD1000-memory.dmp
memory/620-6-0x00000000745F0000-0x0000000074DA0000-memory.dmp