Analysis Overview
SHA256
06c4d3945b94f611019fc283b93fd63fb3f8405796db59cb5f8222782d0c7ea4
Threat Level: Known bad
The file 06c4d3945b94f611019fc283b93fd63fb3f8405796db59cb5f8222782d0c7ea4 was found to be: Known bad.
Malicious Activity Summary
Nirsoft
HawkEye
Nirsoft
NirSoft WebBrowserPassView
NirSoft MailPassView
Uses the VBS compiler for execution
Adds Run key to start application
Looks up external IP address via web service
Accesses Microsoft Outlook accounts
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
2022-02-22 23:02
Signatures
Nirsoft
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
NirSoft MailPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
NirSoft WebBrowserPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2022-02-22 23:02
Reported
2022-02-22 23:42
Platform
win7-en-20211208
Max time kernel
139s
Max time network
129s
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 |
NirSoft WebBrowserPassView
| Description | Indicator | Process | Target |
| 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 |
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\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-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Users\Admin\AppData\Local\Temp\06c4d3945b94f611019fc283b93fd63fb3f8405796db59cb5f8222782d0c7ea4.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 1624 set thread context of 964 | N/A | C:\Users\Admin\AppData\Local\Temp\06c4d3945b94f611019fc283b93fd63fb3f8405796db59cb5f8222782d0c7ea4.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 1624 set thread context of 1536 | N/A | C:\Users\Admin\AppData\Local\Temp\06c4d3945b94f611019fc283b93fd63fb3f8405796db59cb5f8222782d0c7ea4.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\06c4d3945b94f611019fc283b93fd63fb3f8405796db59cb5f8222782d0c7ea4.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\06c4d3945b94f611019fc283b93fd63fb3f8405796db59cb5f8222782d0c7ea4.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\06c4d3945b94f611019fc283b93fd63fb3f8405796db59cb5f8222782d0c7ea4.exe
"C:\Users\Admin\AppData\Local\Temp\06c4d3945b94f611019fc283b93fd63fb3f8405796db59cb5f8222782d0c7ea4.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 |
Files
memory/1624-54-0x00000000747D1000-0x00000000747D2000-memory.dmp
memory/1624-55-0x0000000076121000-0x0000000076123000-memory.dmp
memory/1624-57-0x00000000747D2000-0x00000000747D4000-memory.dmp
memory/1624-56-0x00000000009D0000-0x00000000009D1000-memory.dmp
memory/964-58-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1624-60-0x00000000009D5000-0x00000000009E6000-memory.dmp
memory/964-61-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1536-62-0x0000000000400000-0x0000000000458000-memory.dmp
memory/1536-64-0x0000000000400000-0x0000000000458000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
| MD5 | f3b25701fe362ec84616a93a45ce9998 |
| SHA1 | d62636d8caec13f04e28442a0a6fa1afeb024bbb |
| SHA256 | b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209 |
| SHA512 | 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84 |
Analysis: behavioral2
Detonation Overview
Submitted
2022-02-22 23:02
Reported
2022-02-22 23:42
Platform
win10v2004-en-20220113
Max time kernel
153s
Max time network
162s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3636 wrote to memory of 3924 | N/A | C:\Users\Admin\AppData\Local\Temp\06c4d3945b94f611019fc283b93fd63fb3f8405796db59cb5f8222782d0c7ea4.exe | C:\Windows\SysWOW64\fondue.exe |
| PID 3636 wrote to memory of 3924 | N/A | C:\Users\Admin\AppData\Local\Temp\06c4d3945b94f611019fc283b93fd63fb3f8405796db59cb5f8222782d0c7ea4.exe | C:\Windows\SysWOW64\fondue.exe |
| PID 3636 wrote to memory of 3924 | N/A | C:\Users\Admin\AppData\Local\Temp\06c4d3945b94f611019fc283b93fd63fb3f8405796db59cb5f8222782d0c7ea4.exe | C:\Windows\SysWOW64\fondue.exe |
| PID 3924 wrote to memory of 1172 | N/A | C:\Windows\SysWOW64\fondue.exe | C:\Windows\system32\FonDUE.EXE |
| PID 3924 wrote to memory of 1172 | N/A | C:\Windows\SysWOW64\fondue.exe | C:\Windows\system32\FonDUE.EXE |
Processes
C:\Users\Admin\AppData\Local\Temp\06c4d3945b94f611019fc283b93fd63fb3f8405796db59cb5f8222782d0c7ea4.exe
"C:\Users\Admin\AppData\Local\Temp\06c4d3945b94f611019fc283b93fd63fb3f8405796db59cb5f8222782d0c7ea4.exe"
C:\Windows\SysWOW64\fondue.exe
"C:\Windows\system32\fondue.exe" /enable-feature:NetFx3 /caller-name:mscoreei.dll
C:\Windows\system32\FonDUE.EXE
"C:\Windows\sysnative\FonDUE.EXE" /enable-feature:NetFx3 /caller-name:mscoreei.dll
Network
| Country | Destination | Domain | Proto |
| NL | 104.110.191.140:80 | tcp |