Analysis Overview
SHA256
dd44995c4e6440c80669b0b16a53c2956b0675c9bb015a9e8037d8f487e604cf
Threat Level: Known bad
The file x610E.tmp.dll was found to be: Known bad.
Malicious Activity Summary
suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M2 (_2F)
Gozi, Gozi IFSB
Blocklisted process makes network request
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-06-13 10:16
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-06-13 10:16
Reported
2022-06-13 10:18
Platform
win7-20220414-en
Max time kernel
133s
Max time network
43s
Command Line
Signatures
Gozi, Gozi IFSB
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1056 wrote to memory of 912 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1056 wrote to memory of 912 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1056 wrote to memory of 912 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1056 wrote to memory of 912 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1056 wrote to memory of 912 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1056 wrote to memory of 912 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1056 wrote to memory of 912 | 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\x610E.tmp.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\x610E.tmp.dll,#1
Network
Files
memory/912-54-0x0000000000000000-mapping.dmp
memory/912-55-0x00000000764C1000-0x00000000764C3000-memory.dmp
memory/912-56-0x0000000000330000-0x00000000003AB000-memory.dmp
memory/912-57-0x0000000000330000-0x00000000003AB000-memory.dmp
memory/912-59-0x0000000000200000-0x0000000000206000-memory.dmp
memory/912-60-0x0000000000280000-0x000000000028D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-06-13 10:16
Reported
2022-06-13 10:18
Platform
win10v2004-20220414-en
Max time kernel
149s
Max time network
152s
Command Line
Signatures
Gozi, Gozi IFSB
suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M2 (_2F)
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1092 wrote to memory of 4340 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1092 wrote to memory of 4340 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1092 wrote to memory of 4340 | 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\x610E.tmp.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\x610E.tmp.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | factorlink.top | udp |
| RU | 62.173.149.135:80 | factorlink.top | tcp |
| US | 8.8.8.8:53 | factorline.top | udp |
| US | 13.89.178.27:443 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 13.107.4.50:80 | tcp | |
| US | 8.8.8.8:53 | mediumline.co | udp |
| US | 208.91.197.91:80 | mediumline.co | tcp |
| RU | 62.173.149.135:80 | factorlink.top | tcp |
| US | 8.8.8.8:53 | factorline.top | udp |
Files
memory/4340-130-0x0000000000000000-mapping.dmp
memory/4340-131-0x0000000000400000-0x000000000047B000-memory.dmp
memory/4340-133-0x0000000000B50000-0x0000000000B56000-memory.dmp
memory/4340-134-0x0000000002610000-0x000000000261D000-memory.dmp