Analysis Overview
SHA256
57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454
Threat Level: Known bad
The file 57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454 was found to be: Known bad.
Malicious Activity Summary
Windows security bypass
AgentTesla
UAC bypass
Checks computer location settings
Windows security modification
Looks up external IP address via web service
Checks whether UAC is enabled
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
System policy modification
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-08 01:21
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-08 01:21
Reported
2024-04-08 01:24
Platform
win7-20240221-en
Max time kernel
118s
Max time network
118s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1652 wrote to memory of 764 | N/A | C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe | C:\Windows\system32\WerFault.exe |
| PID 1652 wrote to memory of 764 | N/A | C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe | C:\Windows\system32\WerFault.exe |
| PID 1652 wrote to memory of 764 | N/A | C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe
"C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1652 -s 676
Network
Files
memory/1652-0-0x00000000000B0000-0x00000000000D6000-memory.dmp
memory/1652-1-0x000007FEF5BE0000-0x000007FEF65CC000-memory.dmp
memory/1652-2-0x000000001AE80000-0x000000001AF00000-memory.dmp
memory/1652-3-0x000000001B3F0000-0x000000001B498000-memory.dmp
memory/1652-4-0x000007FEF5BE0000-0x000007FEF65CC000-memory.dmp
memory/1652-5-0x000000001AE80000-0x000000001AF00000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-08 01:21
Reported
2024-04-08 01:24
Platform
win10v2004-20240226-en
Max time kernel
103s
Max time network
105s
Command Line
Signatures
AgentTesla
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths | C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe = "0" | C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths | C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions | C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe = "0" | C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.ipify.org | N/A | N/A |
| N/A | ip-api.com | N/A | N/A |
| N/A | api.ipify.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4296 set thread context of 2148 | N/A | C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe | N/A |
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe
"C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\57b54ea24888c5b1f00e11ab3d233d39b1d916d39c44358de01b1e882a5fd454.exe" -Force
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | api.ipify.org | udp |
| US | 104.26.12.205:443 | api.ipify.org | tcp |
| US | 8.8.8.8:53 | 205.12.26.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ip-api.com | udp |
| US | 208.95.112.1:80 | ip-api.com | tcp |
| US | 8.8.8.8:53 | ftp.ercolina-usa.com | udp |
| US | 192.254.225.136:21 | ftp.ercolina-usa.com | tcp |
| US | 8.8.8.8:53 | 1.112.95.208.in-addr.arpa | udp |
| US | 192.254.225.136:40220 | ftp.ercolina-usa.com | tcp |
| US | 8.8.8.8:53 | 136.225.254.192.in-addr.arpa | udp |
| US | 192.254.225.136:38162 | ftp.ercolina-usa.com | tcp |
| US | 192.254.225.136:44973 | ftp.ercolina-usa.com | tcp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 159.113.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
Files
memory/4296-0-0x0000019A664A0000-0x0000019A664C6000-memory.dmp
memory/4296-1-0x00007FFF76DC0000-0x00007FFF77881000-memory.dmp
memory/4296-2-0x0000019A68BA0000-0x0000019A68BB0000-memory.dmp
memory/4296-3-0x0000019A68220000-0x0000019A682C8000-memory.dmp
memory/2148-4-0x0000000000400000-0x0000000000454000-memory.dmp
memory/4656-12-0x00007FFF76DC0000-0x00007FFF77881000-memory.dmp
memory/4656-11-0x000001EE3F6A0000-0x000001EE3F6C2000-memory.dmp
memory/4656-16-0x000001EE3F640000-0x000001EE3F650000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2hg3jieh.de5.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/4656-17-0x000001EE3F640000-0x000001EE3F650000-memory.dmp
memory/2148-18-0x00000000057A0000-0x0000000005D44000-memory.dmp
memory/2148-19-0x0000000074ED0000-0x0000000075680000-memory.dmp
memory/2148-20-0x0000000005310000-0x0000000005320000-memory.dmp
memory/2148-21-0x0000000005390000-0x00000000053F6000-memory.dmp
memory/4656-24-0x00007FFF76DC0000-0x00007FFF77881000-memory.dmp
memory/4296-25-0x00007FFF76DC0000-0x00007FFF77881000-memory.dmp
memory/2148-26-0x00000000066C0000-0x0000000006710000-memory.dmp
memory/2148-27-0x00000000067B0000-0x0000000006842000-memory.dmp
memory/2148-28-0x0000000006760000-0x000000000676A000-memory.dmp
memory/2148-29-0x0000000074ED0000-0x0000000075680000-memory.dmp