Analysis Overview
SHA256
47df51cf2a01b78fdd7d24f002a17312fe60cf3dcdfef1c3e7d95d2dfca2c243
Threat Level: Known bad
The file 47df51cf2a01b78fdd7d24f002a17312fe60cf3dcdfef1c3e7d95d2dfca2c243 was found to be: Known bad.
Malicious Activity Summary
HawkEye
NirSoft MailPassView
Nirsoft
NirSoft WebBrowserPassView
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Adds Run key to start application
Accesses Microsoft Outlook accounts
Looks up external IP address via web service
Suspicious use of SetThreadContext
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-07-14 05:02
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-07-14 05:02
Reported
2022-07-14 08:39
Platform
win7-20220414-en
Max time kernel
127s
Max time network
138s
Command Line
Signatures
HawkEye
NirSoft MailPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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NirSoft WebBrowserPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Nirsoft
| Description | Indicator | Process | Target |
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Reads user/profile data of web browsers
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\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-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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 548 set thread context of 1300 | N/A | C:\Users\Admin\AppData\Local\Temp\47df51cf2a01b78fdd7d24f002a17312fe60cf3dcdfef1c3e7d95d2dfca2c243.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
| PID 1300 set thread context of 1096 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 1300 set thread context of 436 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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\v4.0.30319\RegAsm.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\47df51cf2a01b78fdd7d24f002a17312fe60cf3dcdfef1c3e7d95d2dfca2c243.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\47df51cf2a01b78fdd7d24f002a17312fe60cf3dcdfef1c3e7d95d2dfca2c243.exe
"C:\Users\Admin\AppData\Local\Temp\47df51cf2a01b78fdd7d24f002a17312fe60cf3dcdfef1c3e7d95d2dfca2c243.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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 | 8.8.8.8:53 | smtp.yandex.com | udp |
| RU | 77.88.21.158:587 | smtp.yandex.com | tcp |
| US | 8.8.8.8:53 | repository.certum.pl | udp |
| NL | 104.110.191.15:80 | repository.certum.pl | tcp |
| RU | 77.88.21.158:587 | smtp.yandex.com | tcp |
Files
memory/548-54-0x0000000000800000-0x00000000008D2000-memory.dmp
memory/548-55-0x0000000000460000-0x0000000000480000-memory.dmp
memory/548-56-0x00000000004A0000-0x00000000004AC000-memory.dmp
memory/1300-57-0x0000000000130000-0x00000000001B4000-memory.dmp
memory/1300-58-0x0000000000130000-0x00000000001B4000-memory.dmp
memory/1300-60-0x0000000000130000-0x00000000001B4000-memory.dmp
memory/1300-61-0x0000000000130000-0x00000000001B4000-memory.dmp
memory/1300-63-0x000000000047EA8E-mapping.dmp
memory/1300-64-0x0000000000130000-0x00000000001B4000-memory.dmp
memory/1300-65-0x0000000000130000-0x00000000001B4000-memory.dmp
memory/1300-69-0x0000000000130000-0x00000000001B4000-memory.dmp
memory/1300-72-0x0000000000130000-0x00000000001B4000-memory.dmp
memory/1300-73-0x0000000075D21000-0x0000000075D23000-memory.dmp
memory/1300-74-0x0000000000B15000-0x0000000000B26000-memory.dmp
memory/1300-75-0x0000000000B15000-0x0000000000B26000-memory.dmp
memory/1300-76-0x0000000000620000-0x0000000000628000-memory.dmp
memory/1096-78-0x0000000000411654-mapping.dmp
memory/1096-77-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1096-81-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1096-82-0x0000000000400000-0x000000000041B000-memory.dmp
memory/436-83-0x0000000000400000-0x0000000000458000-memory.dmp
memory/436-84-0x0000000000442628-mapping.dmp
memory/436-87-0x0000000000400000-0x0000000000458000-memory.dmp
memory/436-88-0x0000000000400000-0x0000000000458000-memory.dmp
memory/436-90-0x0000000000400000-0x0000000000458000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
| MD5 | f3b25701fe362ec84616a93a45ce9998 |
| SHA1 | d62636d8caec13f04e28442a0a6fa1afeb024bbb |
| SHA256 | b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209 |
| SHA512 | 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84 |
memory/1096-91-0x0000000000400000-0x000000000041B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-07-14 05:02
Reported
2022-07-14 08:39
Platform
win10v2004-20220414-en
Max time kernel
149s
Max time network
156s
Command Line
Signatures
HawkEye
NirSoft MailPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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NirSoft WebBrowserPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Nirsoft
| Description | Indicator | Process | Target |
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Reads user/profile data of web browsers
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\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-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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 3372 set thread context of 5104 | N/A | C:\Users\Admin\AppData\Local\Temp\47df51cf2a01b78fdd7d24f002a17312fe60cf3dcdfef1c3e7d95d2dfca2c243.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
| PID 5104 set thread context of 2872 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 5104 set thread context of 1296 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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\v4.0.30319\RegAsm.exe | N/A |
| 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 |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\47df51cf2a01b78fdd7d24f002a17312fe60cf3dcdfef1c3e7d95d2dfca2c243.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\47df51cf2a01b78fdd7d24f002a17312fe60cf3dcdfef1c3e7d95d2dfca2c243.exe
"C:\Users\Admin\AppData\Local\Temp\47df51cf2a01b78fdd7d24f002a17312fe60cf3dcdfef1c3e7d95d2dfca2c243.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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 | 93.184.220.29:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 20.189.173.9:443 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| 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 |
| NL | 104.97.14.81:80 | tcp | |
| NL | 104.97.14.81:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | smtp.yandex.com | udp |
| RU | 77.88.21.158:587 | smtp.yandex.com | tcp |
| RU | 77.88.21.158:587 | smtp.yandex.com | tcp |
Files
memory/3372-130-0x00000000008F0000-0x00000000009C2000-memory.dmp
memory/3372-131-0x00000000053D0000-0x0000000005462000-memory.dmp
memory/3372-132-0x0000000005AD0000-0x0000000006074000-memory.dmp
memory/3372-133-0x0000000006660000-0x00000000066FC000-memory.dmp
memory/5104-134-0x0000000000000000-mapping.dmp
memory/5104-135-0x0000000000400000-0x0000000000484000-memory.dmp
memory/5104-136-0x0000000004E30000-0x0000000004E3A000-memory.dmp
memory/5104-137-0x0000000005000000-0x0000000005056000-memory.dmp
memory/5104-138-0x0000000009320000-0x0000000009386000-memory.dmp
memory/2872-139-0x0000000000000000-mapping.dmp
memory/2872-140-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2872-142-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2872-143-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1296-144-0x0000000000000000-mapping.dmp
memory/1296-145-0x0000000000400000-0x0000000000458000-memory.dmp
memory/1296-147-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2872-148-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1296-149-0x0000000000400000-0x0000000000458000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
| MD5 | f94dc819ca773f1e3cb27abbc9e7fa27 |
| SHA1 | 9a7700efadc5ea09ab288544ef1e3cd876255086 |
| SHA256 | a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92 |
| SHA512 | 72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196 |
memory/1296-151-0x0000000000400000-0x0000000000458000-memory.dmp