Analysis

  • max time kernel
    181s
  • max time network
    199s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/11/2022, 11:35

General

  • Target

    48e7872e5d26b0c7141ead8de15551ba3654ff545469db3a78b46d729c86bf2a.exe

  • Size

    212KB

  • MD5

    0e6894f9842ca1b793d417109d2c6c59

  • SHA1

    1675fbfe709a7eff68588af604049ad35359e329

  • SHA256

    48e7872e5d26b0c7141ead8de15551ba3654ff545469db3a78b46d729c86bf2a

  • SHA512

    3cb99771088e7d4831b7599ea642b668c11537fa2fb0b694b85d56c6ac966e1a1c32b58e494f09ae5523588637bf2ba9b9ab4efbbce4ab29e36bc0d9a24c802b

  • SSDEEP

    6144:GnFwzWQooStFl01XwR6Knvmb7/D26BitaJkYNwJVGssgHKGk+QxIM2L9PV:CFwwoStFl01XwR6Knvmb7/D26DkKwLGq

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 54 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\48e7872e5d26b0c7141ead8de15551ba3654ff545469db3a78b46d729c86bf2a.exe
    "C:\Users\Admin\AppData\Local\Temp\48e7872e5d26b0c7141ead8de15551ba3654ff545469db3a78b46d729c86bf2a.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3740
    • C:\Users\Admin\luuluo.exe
      "C:\Users\Admin\luuluo.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3460

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\luuluo.exe

          Filesize

          212KB

          MD5

          24385a05b13c1dda67d15e3c2d316ed6

          SHA1

          5e9fbf69d6f035e9841b47ba92c09c55a84cdc9a

          SHA256

          07f2a7244f2a4db22cfcbc34202a5f64ce6fb1a2d21098e6c23cbabd9df31251

          SHA512

          1b3ac54de4adbd6f45329e0342066cbe31c620b3b3749e4dd2d8aaf240c987ae7332dd39fd7cc43dde10d1cdd84274ef386f9f313d85479b077da3947186c4bd

        • C:\Users\Admin\luuluo.exe

          Filesize

          212KB

          MD5

          24385a05b13c1dda67d15e3c2d316ed6

          SHA1

          5e9fbf69d6f035e9841b47ba92c09c55a84cdc9a

          SHA256

          07f2a7244f2a4db22cfcbc34202a5f64ce6fb1a2d21098e6c23cbabd9df31251

          SHA512

          1b3ac54de4adbd6f45329e0342066cbe31c620b3b3749e4dd2d8aaf240c987ae7332dd39fd7cc43dde10d1cdd84274ef386f9f313d85479b077da3947186c4bd