Analysis

  • max time kernel
    303s
  • max time network
    357s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    20-11-2020 14:34

General

  • Target

    OnlineInstaller.exe

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory ⋅ 1 IoCs
  • Executes dropped EXE ⋅ 1 IoCs
  • Checks for any installed AV software in registry ⋅ 1 TTPs 1 IoCs
  • Drops file in System32 directory ⋅ 6 IoCs
  • Suspicious use of AdjustPrivilegeToken ⋅ 4 IoCs
  • Suspicious use of WriteProcessMemory ⋅ 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\OnlineInstaller.exe
    "C:\Users\Admin\AppData\Local\Temp\OnlineInstaller.exe"
    Checks for any installed AV software in registry
    Suspicious use of AdjustPrivilegeToken
    Suspicious use of WriteProcessMemory
    PID:1160
    • C:\Users\Admin\AppData\Local\Temp\OnlineInstaller.tmp
      C:\Users\Admin\AppData\Local\Temp\OnlineInstaller.tmp -install
      Drops file in Drivers directory
      Executes dropped EXE
      Drops file in System32 directory
      Suspicious use of AdjustPrivilegeToken
      PID:908

Network

MITRE ATT&CK Matrix

Collection

    Command and Control

      Credential Access

        Defense Evasion

          Execution

            Exfiltration

              Impact

                Initial Access

                  Lateral Movement

                    Persistence

                      Privilege Escalation

                        Replay Monitor

                        00:00 00:00

                        Downloads

                        • C:\Users\Admin\AppData\Local\Temp\OnlineInstaller.tmp
                        • C:\Users\Admin\AppData\Local\Temp\OnlineInstaller.tmp
                        • memory/908-0-0x0000000000000000-mapping.dmp