Analysis Overview
SHA256
c282d35f4f5b6476fa15a710062b76ac2f74c73c4228fc5448e52618a8cb18a2
Threat Level: Known bad
The file c282d35f4f5b6476fa15a710062b76ac2f74c73c4228fc5448e52618a8cb18a2 was found to be: Known bad.
Malicious Activity Summary
Sakula
Executes dropped EXE
Loads dropped DLL
Deletes itself
Adds Run key to start application
Modifies registry key
Runs ping.exe
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-03-23 09:35
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-03-23 09:35
Reported
2022-03-23 09:43
Platform
win7-20220311-en
Max time kernel
4294180s
Max time network
128s
Command Line
Signatures
Sakula
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run | C:\Windows\SysWOW64\reg.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
Modifies registry key
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\reg.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c282d35f4f5b6476fa15a710062b76ac2f74c73c4228fc5448e52618a8cb18a2.exe
"C:\Users\Admin\AppData\Local\Temp\c282d35f4f5b6476fa15a710062b76ac2f74c73c4228fc5448e52618a8cb18a2.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v "MicroMedia" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c ping 127.0.0.1 & del "C:\Users\Admin\AppData\Local\Temp\c282d35f4f5b6476fa15a710062b76ac2f74c73c4228fc5448e52618a8cb18a2.exe"
C:\Windows\SysWOW64\reg.exe
reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v "MicroMedia" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | vpn.premrera.com | udp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 173.254.226.212:443 | tcp | |
| US | 173.254.226.212:443 | tcp |
Files
memory/576-54-0x0000000075471000-0x0000000075473000-memory.dmp
memory/1948-55-0x0000000000000000-mapping.dmp
memory/1932-56-0x0000000000000000-mapping.dmp
memory/2016-57-0x0000000000000000-mapping.dmp
memory/576-58-0x0000000000400000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
| MD5 | 66263a574d94707622190cb95165195c |
| SHA1 | e3a0cbdb9befdf5fa36c6be50a08372e9764ccf6 |
| SHA256 | 93346a1a2b990c5ce260dfa30dd00b435e0b71f249039f3056f61d7958c54d03 |
| SHA512 | 3545d0d7c57d9767d2d3828bf649dd0ef02c8a1b57b427fb8bdf79f718842a16c1c2d9ea93159e68ca64405e408886ca719a08f1f37ed4b97ee3cde9524daf8a |
\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
| MD5 | 66263a574d94707622190cb95165195c |
| SHA1 | e3a0cbdb9befdf5fa36c6be50a08372e9764ccf6 |
| SHA256 | 93346a1a2b990c5ce260dfa30dd00b435e0b71f249039f3056f61d7958c54d03 |
| SHA512 | 3545d0d7c57d9767d2d3828bf649dd0ef02c8a1b57b427fb8bdf79f718842a16c1c2d9ea93159e68ca64405e408886ca719a08f1f37ed4b97ee3cde9524daf8a |
memory/2020-64-0x0000000000000000-mapping.dmp
memory/856-61-0x0000000000000000-mapping.dmp
memory/1796-63-0x0000000000000000-mapping.dmp
\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
| MD5 | 66263a574d94707622190cb95165195c |
| SHA1 | e3a0cbdb9befdf5fa36c6be50a08372e9764ccf6 |
| SHA256 | 93346a1a2b990c5ce260dfa30dd00b435e0b71f249039f3056f61d7958c54d03 |
| SHA512 | 3545d0d7c57d9767d2d3828bf649dd0ef02c8a1b57b427fb8bdf79f718842a16c1c2d9ea93159e68ca64405e408886ca719a08f1f37ed4b97ee3cde9524daf8a |
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
| MD5 | 66263a574d94707622190cb95165195c |
| SHA1 | e3a0cbdb9befdf5fa36c6be50a08372e9764ccf6 |
| SHA256 | 93346a1a2b990c5ce260dfa30dd00b435e0b71f249039f3056f61d7958c54d03 |
| SHA512 | 3545d0d7c57d9767d2d3828bf649dd0ef02c8a1b57b427fb8bdf79f718842a16c1c2d9ea93159e68ca64405e408886ca719a08f1f37ed4b97ee3cde9524daf8a |
Analysis: behavioral2
Detonation Overview
Submitted
2022-03-23 09:35
Reported
2022-03-23 09:43
Platform
win10v2004-en-20220113
Max time kernel
149s
Max time network
154s
Command Line
Signatures
Sakula
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run | C:\Windows\SysWOW64\reg.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
Modifies registry key
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\reg.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c282d35f4f5b6476fa15a710062b76ac2f74c73c4228fc5448e52618a8cb18a2.exe
"C:\Users\Admin\AppData\Local\Temp\c282d35f4f5b6476fa15a710062b76ac2f74c73c4228fc5448e52618a8cb18a2.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v "MicroMedia" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c ping 127.0.0.1 & del "C:\Users\Admin\AppData\Local\Temp\c282d35f4f5b6476fa15a710062b76ac2f74c73c4228fc5448e52618a8cb18a2.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
C:\Windows\SysWOW64\reg.exe
reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v "MicroMedia" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Network
| Country | Destination | Domain | Proto |
| NL | 8.248.5.254:80 | tcp | |
| NL | 8.248.5.254:80 | tcp | |
| US | 8.8.8.8:53 | vpn.premrera.com | udp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 173.254.226.212:443 | tcp |
Files
memory/2552-130-0x0000000000000000-mapping.dmp
memory/2728-131-0x0000000000000000-mapping.dmp
memory/2756-132-0x0000000000000000-mapping.dmp
memory/1996-133-0x0000000000400000-0x000000000040B000-memory.dmp
memory/5056-134-0x0000000000000000-mapping.dmp
memory/4468-135-0x0000000000000000-mapping.dmp
memory/3976-136-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
| MD5 | 8ed2017c2afac40e15d7d46e88ae3345 |
| SHA1 | 4ac674621193ade5949a2273544e9bd870be898b |
| SHA256 | 13312e953f1a9535e0a0cac6173bff39bb421668d6c96a67937a29d2642d2f7a |
| SHA512 | a783d554de6adf70ff50484a5c2683a24df9644fd9153c95b876b7c3cd804c09657c60411e3a783a938505ce2a5b691fc1f0b23a45fc9a9be6d38fb4d8b7d576 |
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
| MD5 | 8ed2017c2afac40e15d7d46e88ae3345 |
| SHA1 | 4ac674621193ade5949a2273544e9bd870be898b |
| SHA256 | 13312e953f1a9535e0a0cac6173bff39bb421668d6c96a67937a29d2642d2f7a |
| SHA512 | a783d554de6adf70ff50484a5c2683a24df9644fd9153c95b876b7c3cd804c09657c60411e3a783a938505ce2a5b691fc1f0b23a45fc9a9be6d38fb4d8b7d576 |
memory/3976-139-0x0000000000400000-0x000000000040B000-memory.dmp