Analysis

  • max time kernel
    63s
  • max time network
    64s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    04-07-2020 08:42

General

  • Target

    SecuriteInfo.com.Variant.Johnnie.260029.31647.5696.dll

  • Size

    317KB

  • MD5

    938b8214395f3dde41c1646af5558dcf

  • SHA1

    05fa40fd0f443d5f591cdc024a344f0eb10c5d46

  • SHA256

    fd44086fe5fd433c14f4fc1e03f318353add50ac77dee6da3f64c4d2c5414c1c

  • SHA512

    5d3c5e5107f96edbb7806d276594fe3619a13f4f6b0e8d03978ee63a436c709a0ea944abbb39f7f6b915fab11ed9437bb835278431acf68050ecc5fc6206c084

Score
10/10

Malware Config

Signatures

  • Valak

    Valak is a JavaScript loader, a link in a chain of distribution of other malware families.

  • Valak JavaScript Loader 2 IoCs
  • JavaScript code in executable 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Johnnie.260029.31647.5696.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1124
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Johnnie.260029.31647.5696.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1184
      • C:\Windows\SysWOW64\wscript.exe
        wscript.exe //E:jscript "C:\Users\Public\zNrFlsljF.h_uKX
        3⤵
          PID:1416
    • C:\Windows\system32\wbem\WmiApSrv.exe
      C:\Windows\system32\wbem\WmiApSrv.exe
      1⤵
        PID:1656

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • C:\Users\Public\zNrFlsljF.h_uKX

        MD5

        165f495f44662a65cb38e9e8edf2586c

        SHA1

        6fcced879570b3ea31f57298a6fc149c3080c9d7

        SHA256

        ea159717f2033df8a9a16db45bad250346296ed188ffc735abd3ff463b710589

        SHA512

        039dc55aab10a883d22c5363b85ef76f4b657a6bad10ee28484644a619e31a5bc01e91e29362ebba1b121e0aba3d3a953897b7caa72b1539eacd217de8d629ae

      • memory/1184-0-0x0000000000000000-mapping.dmp

      • memory/1416-1-0x0000000000000000-mapping.dmp

      • memory/1416-3-0x0000000002650000-0x0000000002654000-memory.dmp

        Filesize

        16KB