Analysis Overview
SHA256
56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf
Threat Level: Known bad
The file 56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf was found to be: Known bad.
Malicious Activity Summary
HawkEye
NirSoft WebBrowserPassView
NirSoft MailPassView
Nirsoft
Uses the VBS compiler for execution
Looks up external IP address via web service
Adds Run key to start application
Accesses Microsoft Outlook accounts
Suspicious use of SetThreadContext
Suspicious behavior: EnumeratesProcesses
Suspicious use of UnmapMainImage
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-07-25 03:16
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-07-25 03:16
Reported
2022-07-26 04:26
Platform
win7-20220718-en
Max time kernel
95s
Max time network
100s
Command Line
Signatures
HawkEye
NirSoft MailPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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| 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 |
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Nirsoft
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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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\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.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 1028 set thread context of 952 | N/A | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe |
| PID 952 set thread context of 1404 | N/A | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 952 set thread context of 660 | N/A | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe
"C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe"
C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe
C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.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 | 104.16.155.36:80 | whatismyipaddress.com | tcp |
| US | 104.16.155.36:443 | whatismyipaddress.com | tcp |
| US | 104.16.155.36:443 | whatismyipaddress.com | tcp |
| US | 8.8.8.8:53 | smtp.umcship-tw.com | udp |
Files
memory/1028-56-0x00000000004C0000-0x00000000004C6000-memory.dmp
memory/1028-57-0x0000000075DC1000-0x0000000075DC3000-memory.dmp
memory/952-58-0x000000000049C0EF-mapping.dmp
memory/1028-59-0x00000000773C0000-0x0000000077540000-memory.dmp
memory/952-63-0x0000000000400000-0x000000000047B000-memory.dmp
memory/952-66-0x0000000002560000-0x00000000025F6000-memory.dmp
memory/952-69-0x00000000773C0000-0x0000000077540000-memory.dmp
memory/952-70-0x00000000773C0000-0x0000000077540000-memory.dmp
memory/952-71-0x0000000074590000-0x0000000074B3B000-memory.dmp
memory/952-72-0x0000000074590000-0x0000000074B3B000-memory.dmp
memory/1404-73-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1404-74-0x0000000000411654-mapping.dmp
memory/1404-77-0x0000000000400000-0x000000000041B000-memory.dmp
memory/952-78-0x0000000002505000-0x0000000002516000-memory.dmp
memory/1404-79-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1404-80-0x0000000000400000-0x000000000041B000-memory.dmp
memory/660-81-0x0000000000400000-0x0000000000458000-memory.dmp
memory/660-82-0x0000000000442628-mapping.dmp
memory/660-85-0x0000000000400000-0x0000000000458000-memory.dmp
memory/660-86-0x0000000000400000-0x0000000000458000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
| MD5 | f3b25701fe362ec84616a93a45ce9998 |
| SHA1 | d62636d8caec13f04e28442a0a6fa1afeb024bbb |
| SHA256 | b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209 |
| SHA512 | 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84 |
memory/660-88-0x0000000000400000-0x0000000000458000-memory.dmp
memory/952-89-0x0000000002505000-0x0000000002516000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-07-25 03:16
Reported
2022-07-26 04:26
Platform
win10v2004-20220721-en
Max time kernel
106s
Max time network
154s
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 |
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| 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 |
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Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\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-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | whatismyipaddress.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2328 set thread context of 3872 | N/A | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe |
| PID 3872 set thread context of 3984 | N/A | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 3872 set thread context of 2468 | N/A | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe
"C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe"
C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.exe
C:\Users\Admin\AppData\Local\Temp\56a5356d46b18693618a5285d2a106006ded77dca4e05db3ada36c00334f7ddf.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 |
| NL | 88.221.144.170:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | whatismyipaddress.com | udp |
| US | 104.16.155.36:80 | whatismyipaddress.com | tcp |
| FR | 2.18.109.224:443 | tcp | |
| US | 104.16.154.36:80 | whatismyipaddress.com | tcp |
| US | 93.184.221.240:80 | tcp | |
| US | 8.8.8.8:53 | smtp.umcship-tw.com | udp |
Files
memory/2328-132-0x0000000002310000-0x0000000002316000-memory.dmp
memory/3872-133-0x0000000000000000-mapping.dmp
memory/2328-134-0x0000000077C60000-0x0000000077E03000-memory.dmp
memory/3872-137-0x0000000000400000-0x000000000047B000-memory.dmp
memory/3872-140-0x0000000006B30000-0x0000000006BC6000-memory.dmp
memory/3872-143-0x0000000077C60000-0x0000000077E03000-memory.dmp
memory/3872-144-0x0000000077C60000-0x0000000077E03000-memory.dmp
memory/3872-145-0x00000000752D0000-0x0000000075881000-memory.dmp
memory/3872-146-0x0000000077C60000-0x0000000077E03000-memory.dmp
memory/3872-147-0x00000000752D0000-0x0000000075881000-memory.dmp
memory/3984-148-0x0000000000000000-mapping.dmp
memory/3984-149-0x0000000000400000-0x000000000041B000-memory.dmp
memory/3984-151-0x0000000000400000-0x000000000041B000-memory.dmp
memory/3984-152-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2468-153-0x0000000000000000-mapping.dmp
memory/2468-154-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2468-156-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2468-157-0x0000000000400000-0x0000000000458000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
| MD5 | f94dc819ca773f1e3cb27abbc9e7fa27 |
| SHA1 | 9a7700efadc5ea09ab288544ef1e3cd876255086 |
| SHA256 | a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92 |
| SHA512 | 72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196 |
memory/2468-159-0x0000000000400000-0x0000000000458000-memory.dmp