Analysis Overview
SHA256
599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16
Threat Level: Known bad
The file 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16 was found to be: Known bad.
Malicious Activity Summary
HawkEye
Nirsoft
NirSoft WebBrowserPassView
NirSoft MailPassView
Uses the VBS compiler for execution
Looks up external IP address via web service
Accesses Microsoft Outlook accounts
Adds Run key to start application
Suspicious use of SetThreadContext
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of UnmapMainImage
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-07-24 03:26
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2022-07-24 03:26
Reported
2022-07-24 03:29
Platform
win10v2004-20220721-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
HawkEye
NirSoft MailPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
NirSoft WebBrowserPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Nirsoft
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | whatismyipaddress.com | N/A | N/A |
| N/A | whatismyipaddress.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3444 set thread context of 4056 | N/A | C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe | C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe |
| PID 4056 set thread context of 2160 | N/A | C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 4056 set thread context of 4520 | N/A | C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe
"C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe"
C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe
C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
Network
| Country | Destination | Domain | Proto |
| US | 67.24.171.254:80 | tcp | |
| IE | 20.50.73.9:443 | tcp | |
| US | 67.24.171.254:80 | tcp | |
| US | 67.24.171.254:80 | tcp | |
| US | 67.24.171.254:80 | tcp | |
| US | 8.8.8.8:53 | whatismyipaddress.com | udp |
| US | 104.16.154.36:80 | whatismyipaddress.com | tcp |
| US | 104.16.154.36:443 | whatismyipaddress.com | tcp |
| US | 67.24.171.254:80 | tcp | |
| US | 8.8.8.8:53 | smtp.zoho.com | udp |
| US | 136.143.190.56:587 | smtp.zoho.com | tcp |
Files
memory/3444-132-0x0000000002290000-0x0000000002296000-memory.dmp
memory/4056-133-0x0000000000000000-mapping.dmp
memory/3444-134-0x0000000077CC0000-0x0000000077E63000-memory.dmp
memory/4056-137-0x0000000000400000-0x000000000047B000-memory.dmp
memory/4056-140-0x0000000006B50000-0x0000000006BE6000-memory.dmp
memory/4056-143-0x0000000077CC0000-0x0000000077E63000-memory.dmp
memory/4056-144-0x0000000077CC0000-0x0000000077E63000-memory.dmp
memory/4056-145-0x0000000075330000-0x00000000758E1000-memory.dmp
memory/2160-146-0x0000000000000000-mapping.dmp
memory/2160-147-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2160-149-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2160-150-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4056-151-0x0000000077CC0000-0x0000000077E63000-memory.dmp
memory/4056-152-0x0000000075330000-0x00000000758E1000-memory.dmp
memory/4520-154-0x0000000000400000-0x0000000000458000-memory.dmp
memory/4520-153-0x0000000000000000-mapping.dmp
memory/4520-156-0x0000000000400000-0x0000000000458000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
| MD5 | f94dc819ca773f1e3cb27abbc9e7fa27 |
| SHA1 | 9a7700efadc5ea09ab288544ef1e3cd876255086 |
| SHA256 | a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92 |
| SHA512 | 72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196 |
memory/4520-158-0x0000000000400000-0x0000000000458000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2022-07-24 03:26
Reported
2022-07-24 03:29
Platform
win7-20220718-en
Max time kernel
150s
Max time network
153s
Command Line
Signatures
HawkEye
NirSoft MailPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
NirSoft WebBrowserPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Nirsoft
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | whatismyipaddress.com | N/A | N/A |
| N/A | whatismyipaddress.com | N/A | N/A |
| N/A | whatismyipaddress.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1920 set thread context of 944 | N/A | C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe | C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe |
| PID 944 set thread context of 1804 | N/A | C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 944 set thread context of 1092 | N/A | C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe
"C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe"
C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe
C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | whatismyipaddress.com | udp |
| US | 104.16.154.36:80 | whatismyipaddress.com | tcp |
| US | 104.16.154.36:443 | whatismyipaddress.com | tcp |
| US | 104.16.154.36:443 | whatismyipaddress.com | tcp |
| US | 8.8.8.8:53 | smtp.zoho.com | udp |
| US | 136.143.190.56:587 | smtp.zoho.com | tcp |
Files
memory/1920-56-0x00000000002B0000-0x00000000002B6000-memory.dmp
memory/1920-57-0x0000000075BB1000-0x0000000075BB3000-memory.dmp
memory/944-58-0x000000000048E783-mapping.dmp
memory/1920-59-0x00000000771F0000-0x0000000077370000-memory.dmp
memory/944-63-0x0000000000400000-0x000000000047B000-memory.dmp
memory/944-66-0x0000000001F20000-0x0000000001FB6000-memory.dmp
memory/944-69-0x00000000771F0000-0x0000000077370000-memory.dmp
memory/944-70-0x00000000771F0000-0x0000000077370000-memory.dmp
memory/944-71-0x0000000008C80000-0x0000000008E08000-memory.dmp
memory/944-72-0x0000000074250000-0x00000000747FB000-memory.dmp
memory/1804-73-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1804-74-0x0000000000411654-mapping.dmp
memory/1804-77-0x0000000000400000-0x000000000041B000-memory.dmp
memory/944-78-0x0000000074250000-0x00000000747FB000-memory.dmp
memory/944-79-0x0000000006965000-0x0000000006976000-memory.dmp
memory/1804-80-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1804-81-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1092-82-0x0000000000400000-0x0000000000458000-memory.dmp
memory/1092-83-0x0000000000442628-mapping.dmp
memory/1092-86-0x0000000000400000-0x0000000000458000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
| MD5 | f3b25701fe362ec84616a93a45ce9998 |
| SHA1 | d62636d8caec13f04e28442a0a6fa1afeb024bbb |
| SHA256 | b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209 |
| SHA512 | 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84 |
memory/1092-88-0x0000000000400000-0x0000000000458000-memory.dmp
memory/944-89-0x0000000006965000-0x0000000006976000-memory.dmp