Analysis Overview
SHA256
ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc
Threat Level: Known bad
The file ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc was found to be: Known bad.
Malicious Activity Summary
UAC bypass
Windows security bypass
AgentTesla
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Windows security modification
Checks whether UAC is enabled
Looks up external IP address via web service
Adds Run key to start application
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
System policy modification
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-12 02:04
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-12 02:04
Reported
2024-06-12 02:06
Platform
win7-20231129-en
Max time kernel
118s
Max time network
119s
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\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\IPYlgv = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IPYlgv\\IPYlgv.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.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\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.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 | api.ipify.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1712 set thread context of 320 | N/A | C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.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\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.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\AddInProcess32.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.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\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe
"C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.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\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe" -Force
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1712 -s 740
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | api.ipify.org | udp |
| US | 172.67.74.152:443 | api.ipify.org | tcp |
| US | 8.8.8.8:53 | mail.pakdisco.com | udp |
| IR | 185.128.81.12:587 | mail.pakdisco.com | tcp |
Files
memory/1712-0-0x000007FEF5AD3000-0x000007FEF5AD4000-memory.dmp
memory/1712-1-0x0000000000F40000-0x0000000000FD6000-memory.dmp
memory/1712-2-0x000007FEF5AD0000-0x000007FEF64BC000-memory.dmp
memory/2660-8-0x000000001B740000-0x000000001BA22000-memory.dmp
memory/2660-7-0x0000000002E10000-0x0000000002E90000-memory.dmp
memory/2660-9-0x0000000001EF0000-0x0000000001EF8000-memory.dmp
memory/320-12-0x0000000000400000-0x0000000000444000-memory.dmp
memory/320-21-0x0000000000400000-0x0000000000444000-memory.dmp
memory/320-20-0x0000000000400000-0x0000000000444000-memory.dmp
memory/320-19-0x0000000000400000-0x0000000000444000-memory.dmp
memory/320-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/320-16-0x0000000000400000-0x0000000000444000-memory.dmp
memory/320-14-0x0000000000400000-0x0000000000444000-memory.dmp
memory/320-11-0x0000000000400000-0x0000000000444000-memory.dmp
memory/1712-24-0x000007FEF5AD3000-0x000007FEF5AD4000-memory.dmp
memory/1712-25-0x000007FEF5AD0000-0x000007FEF64BC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-12 02:04
Reported
2024-06-12 02:06
Platform
win10v2004-20240508-en
Max time kernel
41s
Max time network
50s
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\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.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\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe = "0" | C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions | C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe = "0" | C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths | C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\IPYlgv = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IPYlgv\\IPYlgv.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.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\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.ipify.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 972 set thread context of 3844 | N/A | C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.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\CasPol.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.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\CasPol.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.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\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe
"C:\Users\Admin\AppData\Local\Temp\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.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\ac3bbd26f4ea882881a374b7dd27edfd929af320b895d75f459bc0bdea484cfc.exe" -Force
C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | api.ipify.org | udp |
| US | 8.8.8.8:53 | mail.pakdisco.com | udp |
| US | 8.8.8.8:53 | mail.pakdisco.com | udp |
Files
memory/972-0-0x0000018BB9370000-0x0000018BB9406000-memory.dmp
memory/972-1-0x00007FF894C93000-0x00007FF894C95000-memory.dmp
memory/972-2-0x00007FF894C90000-0x00007FF895751000-memory.dmp
memory/3844-3-0x0000000000400000-0x0000000000444000-memory.dmp
memory/3060-4-0x00007FF894C90000-0x00007FF895751000-memory.dmp
memory/3060-10-0x000001B330690000-0x000001B3306B2000-memory.dmp
memory/3060-16-0x000001B330680000-0x000001B330690000-memory.dmp
memory/3844-15-0x0000000074ACE000-0x0000000074ACF000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_icpamxyd.dhi.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/3844-17-0x0000000005A00000-0x0000000005FA4000-memory.dmp
memory/3844-18-0x00000000055C0000-0x0000000005626000-memory.dmp
memory/3060-21-0x00007FF894C90000-0x00007FF895751000-memory.dmp
memory/972-22-0x00007FF894C90000-0x00007FF895751000-memory.dmp
memory/3844-25-0x0000000006B50000-0x0000000006BA0000-memory.dmp
memory/3844-26-0x0000000006C40000-0x0000000006CDC000-memory.dmp
memory/3844-27-0x0000000074ACE000-0x0000000074ACF000-memory.dmp
memory/3844-28-0x0000000006D80000-0x0000000006E12000-memory.dmp
memory/3844-29-0x0000000006D20000-0x0000000006D2A000-memory.dmp