Analysis Overview
SHA256
de6e2e7f6a62e423de92ab7063199beebaf2d4d02b1b4646963738d1a9c9bffe
Threat Level: Known bad
The file de6e2e7f6a62e423de92ab7063199beebaf2d4d02b1b4646963738d1a9c9bffe was found to be: Known bad.
Malicious Activity Summary
Cheetah Keylogger
Cheetah Keylogger Payload
Obfuscated with Agile.Net obfuscator
Looks up external IP address via web service
Accesses Microsoft Outlook profiles
Suspicious use of SetThreadContext
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-05-21 01:43
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-05-21 01:43
Reported
2022-05-21 02:34
Platform
win7-20220414-en
Max time kernel
83s
Max time network
88s
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-1-5-21-1819626980-2277161760-1023733287-1000\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-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\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 1972 set thread context of 1308 | N/A | C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Purchase Order.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-1-5-21-1819626980-2277161760-1023733287-1000\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-1-5-21-1819626980-2277161760-1023733287-1000\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\Purchase Order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order.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.powersupplies.co.za | udp |
| ZA | 197.221.2.11:587 | mail.powersupplies.co.za | tcp |
Files
memory/1972-54-0x0000000000AF0000-0x0000000000B5C000-memory.dmp
memory/1972-55-0x00000000001F0000-0x0000000000206000-memory.dmp
memory/1972-56-0x0000000075FE1000-0x0000000075FE3000-memory.dmp
memory/1972-57-0x0000000000230000-0x0000000000238000-memory.dmp
memory/1972-58-0x0000000000390000-0x0000000000398000-memory.dmp
memory/1972-59-0x0000000000570000-0x000000000057A000-memory.dmp
memory/1308-60-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1308-61-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1308-63-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1308-64-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1308-65-0x000000000041FE1E-mapping.dmp
memory/1308-67-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1308-69-0x0000000000400000-0x0000000000422000-memory.dmp
memory/1308-70-0x0000000000340000-0x0000000000376000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-05-21 01:43
Reported
2022-05-21 02:35
Platform
win10v2004-20220414-en
Max time kernel
134s
Max time network
164s
Command Line
Signatures
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\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-1-5-21-2632097139-1792035885-811742494-1000\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-1-5-21-2632097139-1792035885-811742494-1000\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 4476 set thread context of 4048 | N/A | C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Purchase Order.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-1-5-21-2632097139-1792035885-811742494-1000\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-1-5-21-2632097139-1792035885-811742494-1000\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\Purchase Order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order.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 | 8.238.111.254:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| GB | 51.105.71.136:443 | tcp | |
| US | 8.238.111.254:80 | tcp | |
| US | 8.238.111.254:80 | tcp | |
| US | 8.238.111.254:80 | tcp | |
| US | 8.8.8.8:53 | ifconfig.me | udp |
| US | 34.117.59.81:80 | ifconfig.me | tcp |
| US | 204.79.197.203:80 | tcp | |
| US | 8.8.8.8:53 | mail.powersupplies.co.za | udp |
| ZA | 197.221.2.11:587 | mail.powersupplies.co.za | tcp |
Files
memory/4476-130-0x0000000000600000-0x000000000066C000-memory.dmp
memory/4476-131-0x0000000005CA0000-0x0000000006244000-memory.dmp
memory/4476-132-0x00000000057F0000-0x0000000005882000-memory.dmp
memory/4476-133-0x0000000006250000-0x0000000006294000-memory.dmp
memory/4476-134-0x0000000005C60000-0x0000000005C82000-memory.dmp
memory/4048-135-0x0000000000000000-mapping.dmp
memory/4048-136-0x0000000000400000-0x0000000000422000-memory.dmp
memory/4048-137-0x0000000005BE0000-0x0000000005C7C000-memory.dmp
memory/4048-138-0x0000000006660000-0x0000000006822000-memory.dmp
memory/4048-139-0x0000000006BE0000-0x0000000006C46000-memory.dmp
memory/4048-140-0x0000000007150000-0x000000000715A000-memory.dmp