Analysis Overview
SHA256
6cb3801298e866cd728d92c70e20130f3149b7b7e9ab892c77f50503647380d1
Threat Level: Known bad
The file RCRFQ-FEMS(HKL)2024024.PDF.scr was found to be: Known bad.
Malicious Activity Summary
VIPKeylogger
Credentials from Password Stores: Credentials from Web Browsers
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Suspicious use of SetThreadContext
System Location Discovery: System Language Discovery
Unsigned PE
Browser Information Discovery
outlook_office_path
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_win_path
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-29 02:08
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-29 02:08
Reported
2024-08-29 02:13
Platform
win10v2004-20240802-en
Max time kernel
135s
Max time network
195s
Command Line
Signatures
VIPKeylogger
Credentials from Password Stores: Credentials from Web Browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4496 set thread context of 960 | N/A | C:\Users\Admin\AppData\Local\Temp\RCRFQ-FEMS(HKL)2024024.PDF.scr | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
Browser Information Discovery
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\RCRFQ-FEMS(HKL)2024024.PDF.scr | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RCRFQ-FEMS(HKL)2024024.PDF.scr | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RCRFQ-FEMS(HKL)2024024.PDF.scr | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RCRFQ-FEMS(HKL)2024024.PDF.scr | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\RCRFQ-FEMS(HKL)2024024.PDF.scr
"C:\Users\Admin\AppData\Local\Temp\RCRFQ-FEMS(HKL)2024024.PDF.scr" /S
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.28.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| US | 193.122.130.0:80 | checkip.dyndns.org | tcp |
| US | 8.8.8.8:53 | reallyfreegeoip.org | udp |
| US | 104.21.67.152:443 | reallyfreegeoip.org | tcp |
| US | 8.8.8.8:53 | 0.130.122.193.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 152.67.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| US | 8.8.8.8:53 | 220.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
Files
memory/4496-0-0x00000000743EE000-0x00000000743EF000-memory.dmp
memory/4496-1-0x0000000000A50000-0x0000000000B02000-memory.dmp
memory/4496-2-0x0000000005A10000-0x0000000005FB4000-memory.dmp
memory/4496-3-0x0000000005500000-0x0000000005592000-memory.dmp
memory/4496-4-0x00000000743E0000-0x0000000074B90000-memory.dmp
memory/4496-5-0x0000000005720000-0x000000000572A000-memory.dmp
memory/4496-6-0x0000000008240000-0x0000000008258000-memory.dmp
memory/4496-7-0x00000000743EE000-0x00000000743EF000-memory.dmp
memory/4496-8-0x00000000743E0000-0x0000000074B90000-memory.dmp
memory/4496-9-0x0000000006750000-0x00000000067DC000-memory.dmp
memory/4496-10-0x000000000A7C0000-0x000000000A85C000-memory.dmp
memory/960-11-0x0000000000400000-0x0000000000448000-memory.dmp
memory/960-13-0x00000000743E0000-0x0000000074B90000-memory.dmp
memory/4496-14-0x00000000743E0000-0x0000000074B90000-memory.dmp
memory/960-15-0x00000000743E0000-0x0000000074B90000-memory.dmp
memory/960-16-0x00000000743E0000-0x0000000074B90000-memory.dmp
memory/960-17-0x00000000743E0000-0x0000000074B90000-memory.dmp
memory/960-18-0x0000000006490000-0x0000000006652000-memory.dmp
memory/960-19-0x0000000006320000-0x0000000006370000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-29 02:08
Reported
2024-08-29 02:13
Platform
win7-20240708-en
Max time kernel
121s
Max time network
165s
Command Line
Signatures
VIPKeylogger
Credentials from Password Stores: Credentials from Web Browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2732 set thread context of 2700 | N/A | C:\Users\Admin\AppData\Local\Temp\RCRFQ-FEMS(HKL)2024024.PDF.scr | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
Browser Information Discovery
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\RCRFQ-FEMS(HKL)2024024.PDF.scr | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RCRFQ-FEMS(HKL)2024024.PDF.scr | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RCRFQ-FEMS(HKL)2024024.PDF.scr | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RCRFQ-FEMS(HKL)2024024.PDF.scr | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\RCRFQ-FEMS(HKL)2024024.PDF.scr
"C:\Users\Admin\AppData\Local\Temp\RCRFQ-FEMS(HKL)2024024.PDF.scr" /S
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| BR | 132.226.247.73:80 | checkip.dyndns.org | tcp |
| US | 8.8.8.8:53 | reallyfreegeoip.org | udp |
| US | 104.21.67.152:443 | reallyfreegeoip.org | tcp |
| US | 8.8.8.8:53 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
Files
memory/2732-0-0x000000007496E000-0x000000007496F000-memory.dmp
memory/2732-1-0x0000000000270000-0x0000000000322000-memory.dmp
memory/2732-2-0x0000000074960000-0x000000007504E000-memory.dmp
memory/2732-3-0x0000000000420000-0x0000000000438000-memory.dmp
memory/2732-4-0x000000007496E000-0x000000007496F000-memory.dmp
memory/2732-5-0x0000000074960000-0x000000007504E000-memory.dmp
memory/2732-6-0x00000000050A0000-0x000000000512C000-memory.dmp
memory/2700-7-0x0000000000400000-0x0000000000448000-memory.dmp
memory/2700-16-0x0000000000400000-0x0000000000448000-memory.dmp
memory/2700-20-0x0000000000400000-0x0000000000448000-memory.dmp
memory/2700-18-0x0000000000400000-0x0000000000448000-memory.dmp
memory/2700-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2700-12-0x0000000000400000-0x0000000000448000-memory.dmp
memory/2700-21-0x0000000074960000-0x000000007504E000-memory.dmp
memory/2700-10-0x0000000000400000-0x0000000000448000-memory.dmp
memory/2700-9-0x0000000000400000-0x0000000000448000-memory.dmp
memory/2732-22-0x0000000074960000-0x000000007504E000-memory.dmp
memory/2700-23-0x0000000074960000-0x000000007504E000-memory.dmp
memory/2700-24-0x0000000074960000-0x000000007504E000-memory.dmp
memory/2700-25-0x0000000074960000-0x000000007504E000-memory.dmp