Analysis

  • max time kernel
    169s
  • max time network
    60s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    05/12/2022, 09:40

General

  • Target

    98fa516f2f07464785bb6de08dd524e39f1008d6ee3ec763b274e8c37565a8c5.exe

  • Size

    240KB

  • MD5

    692bebd03c0c66930f14e6c4b868adb4

  • SHA1

    3aa1a5be4d4a98f820fa3655b89d76073795f782

  • SHA256

    98fa516f2f07464785bb6de08dd524e39f1008d6ee3ec763b274e8c37565a8c5

  • SHA512

    7c23176510ca5c47b14807b7a038fa841ec60d93f28d606ca2f3dd3a381b64b7471cf7181d8c966012d7babae938f4dc080b5b907d6d394ac355da2a77f0217b

  • SSDEEP

    6144:sP3dwqsNTNEXGlQR58EqxF6snji81RUinKq3aEESliD5:sPdQKjeaEEp

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 29 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\98fa516f2f07464785bb6de08dd524e39f1008d6ee3ec763b274e8c37565a8c5.exe
    "C:\Users\Admin\AppData\Local\Temp\98fa516f2f07464785bb6de08dd524e39f1008d6ee3ec763b274e8c37565a8c5.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1360
    • C:\Users\Admin\tioawiv.exe
      "C:\Users\Admin\tioawiv.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:1532

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\tioawiv.exe

          Filesize

          240KB

          MD5

          ad4d3f70189b5c72740ac7875cef7ca1

          SHA1

          a9d6f1e150bf46b07405713efc42349231bae28b

          SHA256

          aca89804439aac9e28c66c0848e034612593a86f9392b8740d1fe6e8234b7178

          SHA512

          d8db1b8d4a4f07349eaaf840f0ae16b177104c752c068629e612d09da288892d77ec5d48a11b8327f0dd45a716cb7fb15839cdfd57e60a0a278fd88000bee2f4

        • C:\Users\Admin\tioawiv.exe

          Filesize

          240KB

          MD5

          ad4d3f70189b5c72740ac7875cef7ca1

          SHA1

          a9d6f1e150bf46b07405713efc42349231bae28b

          SHA256

          aca89804439aac9e28c66c0848e034612593a86f9392b8740d1fe6e8234b7178

          SHA512

          d8db1b8d4a4f07349eaaf840f0ae16b177104c752c068629e612d09da288892d77ec5d48a11b8327f0dd45a716cb7fb15839cdfd57e60a0a278fd88000bee2f4

        • \Users\Admin\tioawiv.exe

          Filesize

          240KB

          MD5

          ad4d3f70189b5c72740ac7875cef7ca1

          SHA1

          a9d6f1e150bf46b07405713efc42349231bae28b

          SHA256

          aca89804439aac9e28c66c0848e034612593a86f9392b8740d1fe6e8234b7178

          SHA512

          d8db1b8d4a4f07349eaaf840f0ae16b177104c752c068629e612d09da288892d77ec5d48a11b8327f0dd45a716cb7fb15839cdfd57e60a0a278fd88000bee2f4

        • \Users\Admin\tioawiv.exe

          Filesize

          240KB

          MD5

          ad4d3f70189b5c72740ac7875cef7ca1

          SHA1

          a9d6f1e150bf46b07405713efc42349231bae28b

          SHA256

          aca89804439aac9e28c66c0848e034612593a86f9392b8740d1fe6e8234b7178

          SHA512

          d8db1b8d4a4f07349eaaf840f0ae16b177104c752c068629e612d09da288892d77ec5d48a11b8327f0dd45a716cb7fb15839cdfd57e60a0a278fd88000bee2f4

        • memory/1360-56-0x00000000751A1000-0x00000000751A3000-memory.dmp

          Filesize

          8KB