Analysis Overview
SHA256
9ec85fa9097826fce61020be2f15ed01c320109c7ec3654c2a42b1b5c46b4b6f
Threat Level: Known bad
The file aa856dedda137f7419ecc36766ed74e3 was found to be: Known bad.
Malicious Activity Summary
Gozi, Gozi IFSB
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-08-03 17:54
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-08-03 17:54
Reported
2022-08-03 17:56
Platform
win7-20220715-en
Max time kernel
42s
Max time network
45s
Command Line
Signatures
Gozi, Gozi IFSB
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1932 wrote to memory of 1832 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1932 wrote to memory of 1832 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1932 wrote to memory of 1832 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1932 wrote to memory of 1832 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1932 wrote to memory of 1832 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1932 wrote to memory of 1832 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1932 wrote to memory of 1832 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\aa856dedda137f7419ecc36766ed74e3.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\aa856dedda137f7419ecc36766ed74e3.dll
Network
Files
memory/1932-54-0x000007FEFC381000-0x000007FEFC383000-memory.dmp
memory/1832-55-0x0000000000000000-mapping.dmp
memory/1832-56-0x0000000076281000-0x0000000076283000-memory.dmp
memory/1832-57-0x0000000010000000-0x000000001000E000-memory.dmp
memory/1832-62-0x0000000000190000-0x000000000019D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-08-03 17:54
Reported
2022-08-03 17:56
Platform
win10v2004-20220721-en
Max time kernel
149s
Max time network
147s
Command Line
Signatures
Gozi, Gozi IFSB
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3548 wrote to memory of 4440 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3548 wrote to memory of 4440 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3548 wrote to memory of 4440 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\aa856dedda137f7419ecc36766ed74e3.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\aa856dedda137f7419ecc36766ed74e3.dll
Network
| Country | Destination | Domain | Proto |
| AU | 104.46.162.226:443 | tcp | |
| FR | 2.18.109.224:443 | tcp | |
| US | 13.107.42.16:80 | config.edge.skype.com | tcp |
| US | 93.184.220.29:80 | tcp | |
| RO | 37.120.206.71:80 | tcp |
Files
memory/4440-130-0x0000000000000000-mapping.dmp
memory/4440-131-0x0000000010000000-0x000000001000E000-memory.dmp
memory/4440-136-0x0000000000580000-0x000000000058D000-memory.dmp