Analysis Overview
SHA256
bca49713355aa5e4b14255f7f19e33dba2a0c5d81328e0c3726268ce362015ee
Threat Level: Known bad
The file 7277576120.zip was found to be: Known bad.
Malicious Activity Summary
PlugX Rat Payload
Plugx family
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-04-07 06:39
Signatures
PlugX Rat Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Plugx family
Analysis: behavioral1
Detonation Overview
Submitted
2022-04-07 06:39
Reported
2022-04-07 06:42
Platform
win7-20220331-en
Max time kernel
36s
Max time network
46s
Command Line
Signatures
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1532 wrote to memory of 1420 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1532 wrote to memory of 1420 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1532 wrote to memory of 1420 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1532 wrote to memory of 1420 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1532 wrote to memory of 1420 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1532 wrote to memory of 1420 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1532 wrote to memory of 1420 | 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\3cf78a6d0244c33a14905f91f9912e2c7255c3247313456ca4eec93a7839abbd.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3cf78a6d0244c33a14905f91f9912e2c7255c3247313456ca4eec93a7839abbd.dll,#1
Network
Files
memory/1420-54-0x0000000000000000-mapping.dmp
memory/1420-55-0x0000000076A51000-0x0000000076A53000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-04-07 06:39
Reported
2022-04-07 06:42
Platform
win10v2004-20220331-en
Max time kernel
124s
Max time network
143s
Command Line
Signatures
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3048 wrote to memory of 2300 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3048 wrote to memory of 2300 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3048 wrote to memory of 2300 | 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\3cf78a6d0244c33a14905f91f9912e2c7255c3247313456ca4eec93a7839abbd.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3cf78a6d0244c33a14905f91f9912e2c7255c3247313456ca4eec93a7839abbd.dll,#1
Network
| Country | Destination | Domain | Proto |
| FI | 62.115.252.112:80 | tcp | |
| NL | 87.248.202.1:80 | tcp | |
| US | 52.168.117.169:443 | tcp | |
| FI | 62.115.252.81:80 | tcp | |
| FI | 62.115.252.81:80 | tcp | |
| FI | 62.115.252.81:80 | tcp | |
| US | 8.252.51.126:24951 | ctldl.windowsupdate.com | tcp |
| US | 8.252.51.126:39117 | ctldl.windowsupdate.com | tcp |
| US | 8.252.51.126:10536 | ctldl.windowsupdate.com | tcp |
Files
memory/2300-124-0x0000000000000000-mapping.dmp