Analysis Overview
SHA256
9e2a002527bd520f50a4844c8381e89a09e3489a239766120d63db503eb97910
Threat Level: Known bad
The file 9e2a002527bd520f50a4844c8381e89a09e3489a239766120d63db503eb97910 was found to be: Known bad.
Malicious Activity Summary
Cheetah Keylogger
Cheetah Keylogger Payload
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Suspicious use of SetThreadContext
Drops file in Windows directory
Suspicious use of WriteProcessMemory
outlook_office_path
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
outlook_win_path
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-02-05 12:17
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-02-05 12:17
Reported
2022-02-05 12:20
Platform
win7-en-20211208
Max time kernel
89s
Max time network
93s
Command Line
Signatures
Cheetah Keylogger
Cheetah Keylogger Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ifconfig.me | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1136 set thread context of 1660 | N/A | C:\Users\Admin\AppData\Local\Temp\9e2a002527bd520f50a4844c8381e89a09e3489a239766120d63db503eb97910.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\9e2a002527bd520f50a4844c8381e89a09e3489a239766120d63db503eb97910.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\9e2a002527bd520f50a4844c8381e89a09e3489a239766120d63db503eb97910.exe
"C:\Users\Admin\AppData\Local\Temp\9e2a002527bd520f50a4844c8381e89a09e3489a239766120d63db503eb97910.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ifconfig.me | udp |
| US | 34.117.59.81:80 | ifconfig.me | tcp |
| US | 8.8.8.8:53 | mail.baconplumbing.co.za | udp |
| ZA | 156.38.200.58:587 | mail.baconplumbing.co.za | tcp |
Files
memory/1136-55-0x0000000000350000-0x00000000003B4000-memory.dmp
memory/1136-56-0x0000000000650000-0x0000000000672000-memory.dmp
memory/1136-57-0x0000000004CC0000-0x0000000004CC1000-memory.dmp
memory/1136-58-0x00000000763B1000-0x00000000763B3000-memory.dmp
memory/1660-59-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1660-60-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1660-61-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1660-62-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1660-63-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1660-64-0x0000000000560000-0x0000000000596000-memory.dmp
memory/1660-65-0x0000000004AC0000-0x0000000004AC1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-02-05 12:17
Reported
2022-02-05 12:20
Platform
win10v2004-en-20220113
Max time kernel
78s
Max time network
130s
Command Line
Signatures
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 824 set thread context of 2228 | N/A | C:\Users\Admin\AppData\Local\Temp\9e2a002527bd520f50a4844c8381e89a09e3489a239766120d63db503eb97910.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\WindowsUpdate.log | C:\Windows\system32\svchost.exe | N/A |
| File opened for modification | C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk | C:\Windows\system32\svchost.exe | N/A |
| File opened for modification | C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log | C:\Windows\system32\svchost.exe | N/A |
| File opened for modification | C:\Windows\SoftwareDistribution\DataStore\DataStore.edb | C:\Windows\system32\svchost.exe | N/A |
| File opened for modification | C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm | C:\Windows\system32\svchost.exe | N/A |
| File opened for modification | C:\Windows\SoftwareDistribution\ReportingEvents.log | C:\Windows\system32\svchost.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\9e2a002527bd520f50a4844c8381e89a09e3489a239766120d63db503eb97910.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\system32\svchost.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\system32\svchost.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\system32\svchost.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\system32\svchost.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\system32\svchost.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\system32\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\9e2a002527bd520f50a4844c8381e89a09e3489a239766120d63db503eb97910.exe
"C:\Users\Admin\AppData\Local\Temp\9e2a002527bd520f50a4844c8381e89a09e3489a239766120d63db503eb97910.exe"
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
Network
| Country | Destination | Domain | Proto |
| NL | 20.190.160.134:443 | tcp | |
| US | 8.8.8.8:53 | settings-win.data.microsoft.com | udp |
| NL | 51.124.78.146:443 | settings-win.data.microsoft.com | tcp |
| NL | 51.124.78.146:443 | settings-win.data.microsoft.com | tcp |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| NL | 51.124.78.146:443 | settings-win.data.microsoft.com | tcp |
| NL | 51.124.78.146:443 | settings-win.data.microsoft.com | tcp |
| NL | 51.124.78.146:443 | settings-win.data.microsoft.com | tcp |
Files
memory/824-130-0x00000000004F0000-0x0000000000554000-memory.dmp
memory/824-131-0x0000000004DA0000-0x0000000004E06000-memory.dmp
memory/824-132-0x0000000004EB0000-0x0000000004F42000-memory.dmp
memory/824-133-0x0000000005120000-0x00000000052E2000-memory.dmp
memory/824-134-0x0000000004D30000-0x0000000004D52000-memory.dmp
memory/824-135-0x0000000004E10000-0x0000000004E32000-memory.dmp
memory/824-136-0x00000000058A0000-0x0000000005E44000-memory.dmp
memory/824-137-0x00000000052F0000-0x0000000005894000-memory.dmp
memory/5096-150-0x0000016035B90000-0x0000016035B94000-memory.dmp
memory/824-151-0x0000000005590000-0x00000000055D4000-memory.dmp
memory/2228-152-0x0000000000400000-0x0000000000422000-memory.dmp