Overview

overview

10

Static

static

10

Win_Updates.exe

windows7_x64

8

Win_Updates.exe

windows10_x64

8

Analysis

  • max time kernel
    51s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    17/09/2020, 14:14

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General

  • Target
    Win_Updates.exe
  • Size 131KB
  • Sample200917-1f3fp4c142
  • SHA256 e85dd1e7ab0b26928c8f917ff0849e745d975c97a9391171ea7218983e441eb3
  • MD5 SHA1 SHA512
Score
8/10
persistence

Malware Config

Signatures

  • Executes dropped EXE 6 IoCs
  • Adds Run key to start application 2 TTPs 5 IoCs
    persistence
  • Suspicious behavior: EnumeratesProcesses 602 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Win_Updates.exe
    "C:\Users\Admin\AppData\Local\Temp\Win_Updates.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:844
    • C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdates.exe
      "C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdates.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1580
    • C:\Users\Admin\AppData\Local\Temp\svchosts.exe
      "C:\Users\Admin\AppData\Local\Temp\svchosts.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1980
      • C:\Users\Admin\AppData\Local\Temp\Win_Updates.exe
        "C:\Users\Admin\AppData\Local\Temp\Win_Updates.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1448
        • C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdates.exe
          "C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdates.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1760
      • C:\Users\Admin\AppData\Local\Temp\Win_Updates.exe
        "C:\Users\Admin\AppData\Local\Temp\Win_Updates.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1528
      • C:\Users\Admin\AppData\Local\Temp\Win_Updates.exe
        "C:\Users\Admin\AppData\Local\Temp\Win_Updates.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1520

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/844-0-0x000007FEF6BB0000-0x000007FEF754D000-memory.dmp
        Download

        memory/844-1-0x000007FEF6BB0000-0x000007FEF754D000-memory.dmp
        Download

        memory/1448-14-0x000007FEF6BB0000-0x000007FEF754D000-memory.dmp
        Download

        memory/1448-16-0x000007FEF6BB0000-0x000007FEF754D000-memory.dmp
        Download

        memory/1520-239-0x000007FEF6BB0000-0x000007FEF754D000-memory.dmp
        Download

        memory/1520-240-0x000007FEF6BB0000-0x000007FEF754D000-memory.dmp
        Download

        memory/1528-226-0x000007FEF6BB0000-0x000007FEF754D000-memory.dmp
        Download

        memory/1528-228-0x000007FEF6BB0000-0x000007FEF754D000-memory.dmp
        Download

        memory/1580-5-0x000007FEF6BB0000-0x000007FEF754D000-memory.dmp
        Download

        memory/1580-6-0x000007FEF6BB0000-0x000007FEF754D000-memory.dmp
        Download

        memory/1760-217-0x000007FEF6BB0000-0x000007FEF754D000-memory.dmp
        Download

        memory/1760-219-0x000007FEF6BB0000-0x000007FEF754D000-memory.dmp
        Download

        memory/1980-227-0x000000001C2F0000-0x000000001C3F0000-memory.dmp
        Download

        memory/1980-10-0x000007FEF6BB0000-0x000007FEF754D000-memory.dmp
        Download

        memory/1980-11-0x000007FEF6BB0000-0x000007FEF754D000-memory.dmp
        Download

        memory/1980-238-0x000000001C2F0000-0x000000001C310000-memory.dmp
        Download

        memory/1980-15-0x000000001C2F0000-0x000000001C310000-memory.dmp
        Download

        memory/1980-241-0x000000001C2F0000-0x000000001C310000-memory.dmp
        Download

        memory/1980-243-0x000000001C2F0000-0x000000001C310000-memory.dmp
        Download