Analysis Overview
SHA256
750188ca7e0792e8c2c8db030c92403562c31d96ce5b6e23cec0b34fbc6c64ee
Threat Level: Known bad
The file 750188ca7e0792e8c2c8db030c92403562c31d96ce5b6e23cec0b34fbc6c64ee was found to be: Known bad.
Malicious Activity Summary
Gozi, Gozi IFSB
Drops file in Windows directory
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-02-08 00:40
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-02-08 00:40
Reported
2022-02-08 03:13
Platform
win7-en-20211208
Max time kernel
68s
Max time network
24s
Command Line
Signatures
Gozi, Gozi IFSB
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1588 wrote to memory of 1688 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1588 wrote to memory of 1688 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1588 wrote to memory of 1688 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1588 wrote to memory of 1688 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1588 wrote to memory of 1688 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1588 wrote to memory of 1688 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1588 wrote to memory of 1688 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\urban.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\urban.dll,#1
Network
Files
memory/1688-54-0x0000000076151000-0x0000000076153000-memory.dmp
memory/1688-56-0x00000000749E0000-0x0000000074AA0000-memory.dmp
memory/1688-55-0x00000000749E0000-0x00000000749EF000-memory.dmp
memory/1688-58-0x0000000000170000-0x0000000000171000-memory.dmp
memory/1688-57-0x00000000749E0000-0x0000000074AA0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-02-08 00:40
Reported
2022-02-08 03:14
Platform
win10v2004-en-20220113
Max time kernel
167s
Max time network
196s
Command Line
Signatures
Gozi, Gozi IFSB
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log | C:\Windows\system32\svchost.exe | N/A |
| File opened for modification | C:\Windows\SoftwareDistribution\DataStore\DataStore.edb | C:\Windows\system32\svchost.exe | N/A |
| File opened for modification | C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm | C:\Windows\system32\svchost.exe | N/A |
| File opened for modification | C:\Windows\SoftwareDistribution\ReportingEvents.log | C:\Windows\system32\svchost.exe | N/A |
| File opened for modification | C:\Windows\Logs\CBS\CBS.log | C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe | N/A |
| File opened for modification | C:\Windows\WinSxS\pending.xml | C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe | N/A |
| File opened for modification | C:\Windows\WindowsUpdate.log | C:\Windows\system32\svchost.exe | N/A |
| File opened for modification | C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk | C:\Windows\system32\svchost.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3632 wrote to memory of 1504 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3632 wrote to memory of 1504 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3632 wrote to memory of 1504 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\urban.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\urban.dll,#1
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
Network
| Country | Destination | Domain | Proto |
| US | 72.21.81.240:80 | tcp | |
| US | 72.21.81.240:80 | tcp | |
| US | 72.21.91.29:80 | tcp | |
| US | 72.21.91.29:80 | crl4.digicert.com | tcp |
| US | 72.21.81.240:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| IE | 52.109.76.68:443 | tcp | |
| US | 52.109.12.20:443 | tcp | |
| NL | 104.110.191.133:80 | tcp | |
| NL | 104.110.191.133:80 | tcp | |
| IE | 13.69.239.72:443 | tcp | |
| US | 72.21.91.29:80 | tcp | |
| US | 8.8.8.8:53 | settings-win.data.microsoft.com | udp |
| US | 52.167.17.97:443 | settings-win.data.microsoft.com | tcp |
| US | 8.8.8.8:53 | crl3.digicert.com | udp |
| US | 93.184.220.29:80 | crl3.digicert.com | tcp |
| IE | 20.50.80.210:443 | tcp | |
| US | 93.184.220.29:80 | crl3.digicert.com | tcp |
| US | 93.184.220.29:80 | crl3.digicert.com | tcp |
| US | 93.184.220.29:80 | crl3.digicert.com | tcp |
| US | 93.184.220.29:80 | crl3.digicert.com | tcp |
| US | 8.8.8.8:53 | crl4.digicert.com | udp |
| US | 72.21.91.29:80 | crl4.digicert.com | tcp |
| US | 72.21.91.29:80 | crl4.digicert.com | tcp |
| US | 72.21.91.29:80 | crl4.digicert.com | tcp |
| US | 72.21.91.29:80 | crl4.digicert.com | tcp |
| US | 8.8.8.8:53 | settings-win.data.microsoft.com | udp |
| US | 52.167.17.97:443 | settings-win.data.microsoft.com | tcp |
| US | 93.184.220.29:80 | crl3.digicert.com | tcp |
| US | 52.167.17.97:443 | settings-win.data.microsoft.com | tcp |
| US | 52.167.17.97:443 | settings-win.data.microsoft.com | tcp |
| US | 52.167.17.97:443 | settings-win.data.microsoft.com | tcp |
| US | 93.184.220.29:80 | crl3.digicert.com | tcp |
| US | 93.184.220.29:80 | crl3.digicert.com | tcp |
| FR | 2.16.119.157:443 | tcp | |
| FR | 2.16.119.157:443 | tcp |
Files
memory/1536-130-0x00000146B0390000-0x00000146B03A0000-memory.dmp
memory/1536-137-0x00000146B3110000-0x00000146B3114000-memory.dmp
memory/1504-138-0x0000000075830000-0x00000000758F0000-memory.dmp
memory/1504-139-0x0000000000C30000-0x0000000000C31000-memory.dmp
memory/1504-141-0x0000000075830000-0x00000000758F0000-memory.dmp
memory/1504-140-0x0000000075830000-0x000000007583F000-memory.dmp