Analysis Overview
SHA256
658142bdeec19fb3ff0556a38a592458b7f005f69d11a39c34d67fd9efe6222c
Threat Level: Known bad
The file tmp was found to be: Known bad.
Malicious Activity Summary
Blustealer family
Accesses Microsoft Outlook profiles
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Script User-Agent
outlook_office_path
outlook_win_path
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-08-13 20:32
Signatures
Blustealer family
Analysis: behavioral1
Detonation Overview
Submitted
2022-08-13 20:32
Reported
2022-08-13 20:35
Platform
win7-20220812-en
Max time kernel
43s
Max time network
46s
Command Line
Signatures
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1672 set thread context of 1696 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
Network
Files
memory/1672-56-0x0000000075201000-0x0000000075203000-memory.dmp
memory/1696-57-0x0000000000090000-0x00000000000F6000-memory.dmp
memory/1696-59-0x0000000000090000-0x00000000000F6000-memory.dmp
memory/1696-60-0x00000000000EFA3E-mapping.dmp
memory/1696-62-0x0000000000090000-0x00000000000F6000-memory.dmp
memory/1696-64-0x0000000000090000-0x00000000000F6000-memory.dmp
memory/1696-66-0x00000000010C0000-0x000000000117C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-08-13 20:32
Reported
2022-08-13 20:35
Platform
win10v2004-20220812-en
Max time kernel
150s
Max time network
124s
Command Line
Signatures
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3524 set thread context of 4872 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
Enumerates physical storage devices
Script User-Agent
| Description | Indicator | Process | Target |
| HTTP User-Agent header | Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) | N/A | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3524 wrote to memory of 4872 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
| PID 3524 wrote to memory of 4872 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
| PID 3524 wrote to memory of 4872 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
| PID 3524 wrote to memory of 4872 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
| PID 3524 wrote to memory of 4872 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| US | 209.197.3.8:80 | tcp | |
| US | 20.189.173.10:443 | tcp | |
| US | 8.253.208.113:80 | tcp | |
| US | 8.253.208.113:80 | tcp | |
| US | 209.197.3.8:80 | tcp |
Files
memory/4872-134-0x0000000000000000-mapping.dmp
memory/4872-135-0x0000000000F80000-0x0000000000FE6000-memory.dmp
memory/4872-136-0x0000000005750000-0x00000000057EC000-memory.dmp