Analysis

  • max time kernel
    130s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/01/2024, 19:20

General

  • Target

    a44a78759af5b0c48feca4412b21d018.exe

  • Size

    68KB

  • MD5

    a44a78759af5b0c48feca4412b21d018

  • SHA1

    9e0746c6658658e3a9b5b1128d313dd7214fef2a

  • SHA256

    bdd04fcdbac5e8df6aca7e74040103317ff268a11193f94b1be7fd9c87622d60

  • SHA512

    9188be7e531d18497761f7d72d37c9c95c2a560557ba0b4c211a06c2df770be7d9a04a79e0ea11de5ce4ed5dfc3aa32b1a1c92e201996e94e621415be74833e4

  • SSDEEP

    768:wcEliTdmYAl+qOQSgFrhKo//WomvdfQXwYt1IEDIefZsK:/EIxXAcqOK3qowgnt1d

Score
10/10

Malware Config

Signatures

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

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe
    "C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.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:4944
    • C:\Users\Admin\Admin.exe
      "C:\Users\Admin\Admin.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:2868

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\Admin.exe

          Filesize

          68KB

          MD5

          25bddff425095b5b63ad5df50ef8e2d1

          SHA1

          2e8f60a0e6938187545d915c5d1ba0bc38b74c48

          SHA256

          27835c742a967efb20b632df59fadf2ed706d58eacbf123d41335ed5fbd42e68

          SHA512

          e102b6b1b630d387487556646aae0738f0bc83fb4b799ddb1624fd38b93b68a8f69921e70689cfc15bd2e8df2da923355d5ab0e152a5c577fa83f27f6511a401

        • memory/2868-33-0x0000000000400000-0x0000000000415000-memory.dmp

          Filesize

          84KB

        • memory/4944-0-0x0000000000400000-0x0000000000415000-memory.dmp

          Filesize

          84KB