Analysis Overview
SHA256
ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3
Threat Level: Shows suspicious behavior
The file ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Loads dropped DLL
Deletes itself
Checks computer location settings
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Modifies system certificate store
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-26 03:49
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-26 03:49
Reported
2024-05-26 03:52
Platform
win7-20240215-en
Max time kernel
133s
Max time network
141s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\retro.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\retro.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3.exe | N/A |
Enumerates physical storage devices
Modifies system certificate store
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 | C:\Users\Admin\AppData\Local\Temp\retro.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\retro.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2620 wrote to memory of 1732 | N/A | C:\Users\Admin\AppData\Local\Temp\ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3.exe | C:\Users\Admin\AppData\Local\Temp\retro.exe |
| PID 2620 wrote to memory of 1732 | N/A | C:\Users\Admin\AppData\Local\Temp\ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3.exe | C:\Users\Admin\AppData\Local\Temp\retro.exe |
| PID 2620 wrote to memory of 1732 | N/A | C:\Users\Admin\AppData\Local\Temp\ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3.exe | C:\Users\Admin\AppData\Local\Temp\retro.exe |
| PID 2620 wrote to memory of 1732 | N/A | C:\Users\Admin\AppData\Local\Temp\ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3.exe | C:\Users\Admin\AppData\Local\Temp\retro.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3.exe
"C:\Users\Admin\AppData\Local\Temp\ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3.exe"
C:\Users\Admin\AppData\Local\Temp\retro.exe
"C:\Users\Admin\AppData\Local\Temp\retro.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | concepthomesuk.com | udp |
| GB | 46.32.240.37:443 | concepthomesuk.com | tcp |
| GB | 46.32.240.37:443 | concepthomesuk.com | tcp |
| US | 8.8.8.8:53 | bigonheating.com | udp |
| US | 34.211.97.45:443 | bigonheating.com | tcp |
| US | 8.8.8.8:53 | groupesorepco.com | udp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| GB | 46.32.240.37:443 | concepthomesuk.com | tcp |
| GB | 46.32.240.37:443 | concepthomesuk.com | tcp |
| US | 34.211.97.45:443 | bigonheating.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| GB | 46.32.240.37:443 | concepthomesuk.com | tcp |
| GB | 46.32.240.37:443 | concepthomesuk.com | tcp |
Files
\Users\Admin\AppData\Local\Temp\retro.exe
| MD5 | 1743e8acd0a3e538ced6faf66f629526 |
| SHA1 | a756ab37236739257e8b89c54a5f4980a6581786 |
| SHA256 | 08adb8ff907e7ce23920d968e75d6fd4d5cc39484a40e943f7fec7bfab205852 |
| SHA512 | 52d576e16402ed3366781bb3dc85e269633714b5a94b599a1f133cbfbb349e9fac23bbe0d81df3188905dd4272438bbc4160b30c2e341fe030037e252f39138d |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-26 03:49
Reported
2024-05-26 03:52
Platform
win10v2004-20240426-en
Max time kernel
135s
Max time network
147s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\retro.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\retro.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 816 wrote to memory of 1816 | N/A | C:\Users\Admin\AppData\Local\Temp\ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3.exe | C:\Users\Admin\AppData\Local\Temp\retro.exe |
| PID 816 wrote to memory of 1816 | N/A | C:\Users\Admin\AppData\Local\Temp\ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3.exe | C:\Users\Admin\AppData\Local\Temp\retro.exe |
| PID 816 wrote to memory of 1816 | N/A | C:\Users\Admin\AppData\Local\Temp\ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3.exe | C:\Users\Admin\AppData\Local\Temp\retro.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3.exe
"C:\Users\Admin\AppData\Local\Temp\ddf2c1b35938520651cf875fc626c08299f7c7f4522dbd6070144c1d21e17fb3.exe"
C:\Users\Admin\AppData\Local\Temp\retro.exe
"C:\Users\Admin\AppData\Local\Temp\retro.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | concepthomesuk.com | udp |
| GB | 46.32.240.37:443 | concepthomesuk.com | tcp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| GB | 46.32.240.37:443 | concepthomesuk.com | tcp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | bigonheating.com | udp |
| US | 34.211.97.45:443 | bigonheating.com | tcp |
| US | 8.8.8.8:53 | 45.97.211.34.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.97.55.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 177.101.63.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | groupesorepco.com | udp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| US | 8.8.8.8:53 | 233.38.18.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 164.30.222.51.in-addr.arpa | udp |
| GB | 46.32.240.37:443 | concepthomesuk.com | tcp |
| GB | 46.32.240.37:443 | concepthomesuk.com | tcp |
| US | 34.211.97.45:443 | bigonheating.com | tcp |
| CA | 51.222.30.164:443 | groupesorepco.com | tcp |
| GB | 46.32.240.37:443 | concepthomesuk.com | tcp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| GB | 46.32.240.37:443 | concepthomesuk.com | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\retro.exe
| MD5 | 1743e8acd0a3e538ced6faf66f629526 |
| SHA1 | a756ab37236739257e8b89c54a5f4980a6581786 |
| SHA256 | 08adb8ff907e7ce23920d968e75d6fd4d5cc39484a40e943f7fec7bfab205852 |
| SHA512 | 52d576e16402ed3366781bb3dc85e269633714b5a94b599a1f133cbfbb349e9fac23bbe0d81df3188905dd4272438bbc4160b30c2e341fe030037e252f39138d |