Analysis Overview
SHA256
48f21c28de9fa584e101c2bce41bbe66740530d053a82fa5dd52146696613313
Threat Level: Known bad
The file OTOTjU.rar was found to be: Known bad.
Malicious Activity Summary
Remcos
Adds Run key to start application
Event Triggered Execution: Netsh Helper DLL
Unsigned PE
Runs regedit.exe
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-20 15:08
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-20 15:07
Reported
2024-07-20 15:15
Platform
win7-20240705-en
Max time kernel
360s
Max time network
317s
Command Line
Signatures
Runs regedit.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\regedit.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\regedit.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe
"C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe"
C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
C:\Windows\regedit.exe
"C:\Windows\regedit.exe"
Network
Files
memory/1252-1-0x0000000000400000-0x00000000009AD000-memory.dmp
memory/1252-0-0x0000000000400000-0x00000000009AD000-memory.dmp
memory/1252-9-0x0000000000400000-0x00000000009AD000-memory.dmp
memory/1252-8-0x0000000000945000-0x0000000000986000-memory.dmp
memory/1252-7-0x0000000000940000-0x0000000000945000-memory.dmp
memory/1252-6-0x000000000093D000-0x0000000000945000-memory.dmp
memory/1252-5-0x0000000000938000-0x000000000093C000-memory.dmp
memory/1252-4-0x0000000000935000-0x000000000093C000-memory.dmp
memory/1252-3-0x000000000092E000-0x0000000000936000-memory.dmp
memory/1252-2-0x0000000000407000-0x0000000000421000-memory.dmp
memory/1252-10-0x0000000000400000-0x00000000009AD000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-20 15:07
Reported
2024-07-20 15:14
Platform
win10v2004-20240709-en
Max time kernel
303s
Max time network
306s
Command Line
Signatures
Remcos
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nooooo = "C:\\Users\\Admin\\Documents\\MOTOTOTO\\OTOTjU.exe" | C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe | N/A |
Event Triggered Execution: Netsh Helper DLL
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh | C:\Windows\regedit.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh | C:\Windows\regedit.exe | N/A |
Runs regedit.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\regedit.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\regedit.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3256 wrote to memory of 2308 | N/A | C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe | C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe |
| PID 3256 wrote to memory of 2308 | N/A | C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe | C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe |
| PID 3256 wrote to memory of 2308 | N/A | C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe | C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe |
| PID 3256 wrote to memory of 2308 | N/A | C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe | C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe |
| PID 3256 wrote to memory of 2308 | N/A | C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe | C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe
"C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe"
C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe
"C:\Users\Admin\AppData\Local\Temp\OTOTjU.exe"
C:\Windows\regedit.exe
"C:\Windows\regedit.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 136.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hotsdefender.webredirect.org | udp |
| UA | 5.34.182.173:2404 | hotsdefender.webredirect.org | tcp |
| US | 8.8.8.8:53 | 173.182.34.5.in-addr.arpa | udp |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
| US | 8.8.8.8:53 | 50.33.237.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 147.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 7.173.189.20.in-addr.arpa | udp |
Files
memory/3256-1-0x0000000000407000-0x0000000000421000-memory.dmp
memory/3256-0-0x0000000000400000-0x00000000009AD000-memory.dmp
memory/3256-2-0x0000000000400000-0x00000000009AD000-memory.dmp
memory/3256-4-0x0000000000400000-0x00000000009AD000-memory.dmp
memory/3256-3-0x0000000000400000-0x00000000009AD000-memory.dmp
memory/2308-5-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-7-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-6-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/3256-8-0x0000000000400000-0x00000000009AD000-memory.dmp
memory/2308-13-0x0000000000400000-0x00000000009AD000-memory.dmp
memory/2308-12-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-9-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-14-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-15-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-16-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-17-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-19-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-22-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-23-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-24-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-25-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-26-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-30-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-31-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-38-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-39-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-46-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-47-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-48-0x00000000000C0000-0x0000000000142000-memory.dmp
memory/2308-49-0x00000000000C0000-0x0000000000142000-memory.dmp