Analysis Overview
SHA256
d70b1d7ebfde15715b3e63d8b4cf75c9025de1e3744d83c78278d7e939d459de
Threat Level: Known bad
The file d70b1d7ebfde15715b3e63d8b4cf75c9025de1e3744d83c78278d7e939d459de was found to be: Known bad.
Malicious Activity Summary
Cheetah Keylogger
Cheetah Keylogger Payload
Obfuscated with Agile.Net obfuscator
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Suspicious use of SetThreadContext
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
outlook_office_path
outlook_win_path
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-05-21 11:53
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-05-21 11:53
Reported
2022-05-21 12:02
Platform
win7-20220414-en
Max time kernel
148s
Max time network
190s
Command Line
Signatures
Cheetah Keylogger
Cheetah Keylogger Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Obfuscated with Agile.Net obfuscator
| 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-1-5-21-1083475884-596052423-1669053738-1000\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-1-5-21-1083475884-596052423-1669053738-1000\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-1-5-21-1083475884-596052423-1669053738-1000\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 1904 set thread context of 1844 | N/A | C:\Users\Admin\AppData\Local\Temp\d70b1d7ebfde15715b3e63d8b4cf75c9025de1e3744d83c78278d7e939d459de.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\d70b1d7ebfde15715b3e63d8b4cf75c9025de1e3744d83c78278d7e939d459de.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-1-5-21-1083475884-596052423-1669053738-1000\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-1-5-21-1083475884-596052423-1669053738-1000\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\d70b1d7ebfde15715b3e63d8b4cf75c9025de1e3744d83c78278d7e939d459de.exe
"C:\Users\Admin\AppData\Local\Temp\d70b1d7ebfde15715b3e63d8b4cf75c9025de1e3744d83c78278d7e939d459de.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/1904-54-0x00000000011B0000-0x000000000120E000-memory.dmp
memory/1904-55-0x00000000003C0000-0x00000000003D8000-memory.dmp
memory/1904-56-0x0000000074F91000-0x0000000074F93000-memory.dmp
memory/1844-57-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1844-58-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1844-60-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1844-61-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1844-62-0x000000000041FE6E-mapping.dmp
memory/1844-64-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1844-66-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1844-67-0x0000000000430000-0x0000000000466000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-05-21 11:53
Reported
2022-05-21 12:01
Platform
win10v2004-20220414-en
Max time kernel
90s
Max time network
154s
Command Line
Signatures
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\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-1-5-21-1809750270-3141839489-3074374771-1000\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-1-5-21-1809750270-3141839489-3074374771-1000\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 4124 set thread context of 3460 | N/A | C:\Users\Admin\AppData\Local\Temp\d70b1d7ebfde15715b3e63d8b4cf75c9025de1e3744d83c78278d7e939d459de.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\d70b1d7ebfde15715b3e63d8b4cf75c9025de1e3744d83c78278d7e939d459de.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-1-5-21-1809750270-3141839489-3074374771-1000\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-1-5-21-1809750270-3141839489-3074374771-1000\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\d70b1d7ebfde15715b3e63d8b4cf75c9025de1e3744d83c78278d7e939d459de.exe
"C:\Users\Admin\AppData\Local\Temp\d70b1d7ebfde15715b3e63d8b4cf75c9025de1e3744d83c78278d7e939d459de.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 |
| NL | 104.97.14.81:80 | tcp | |
| US | 52.109.12.19:443 | tcp | |
| NL | 52.178.17.2:443 | tcp | |
| 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 |
| NL | 104.110.191.133:80 | tcp | |
| NL | 104.110.191.133:80 | tcp | |
| FR | 2.18.109.224:443 | tcp | |
| US | 104.18.24.243:80 | tcp | |
| NL | 104.123.41.162:80 | tcp |
Files
memory/4124-130-0x0000000000660000-0x00000000006BE000-memory.dmp
memory/4124-131-0x0000000004EA0000-0x0000000004EC2000-memory.dmp
memory/4124-132-0x0000000005C20000-0x00000000061C4000-memory.dmp
memory/4124-133-0x0000000005770000-0x0000000005802000-memory.dmp
memory/4124-134-0x0000000005B40000-0x0000000005B84000-memory.dmp
memory/3460-135-0x0000000000000000-mapping.dmp
memory/3460-137-0x0000000000170000-0x0000000000192000-memory.dmp
memory/3460-138-0x0000000004F30000-0x0000000004FCC000-memory.dmp
memory/3460-139-0x00000000059B0000-0x0000000005B72000-memory.dmp
memory/3460-140-0x0000000005E30000-0x0000000005E96000-memory.dmp
memory/3460-141-0x0000000006290000-0x000000000629A000-memory.dmp