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Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/04/2024, 04:05

General

  • Target

    e4ecfdcf7f20619b24ac5d06db56e638572e87e8c022ef6180657575217ba84b.exe

  • Size

    256KB

  • MD5

    b73405d01e47b1ced4fc0d09f39bebbf

  • SHA1

    712def88b1949b9b8a40faec73d65f644ac6af5c

  • SHA256

    e4ecfdcf7f20619b24ac5d06db56e638572e87e8c022ef6180657575217ba84b

  • SHA512

    240067e012664da458bd0e042ffa8ed7c572433d2e5937078137cb54294538a76b120b8ec5294620ca73329ebc5aa7e34f0d776862376079c4ab0b22b2aef3b8

  • SSDEEP

    3072:40bfWRrIMNRlZ62Pal2LBJXmzOHm5WZ3K+MC5OQ39cOaRr5ZGPVB:4Wepp3PJXCOGY3eQOQ39cC

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 27 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\e4ecfdcf7f20619b24ac5d06db56e638572e87e8c022ef6180657575217ba84b.exe
    "C:\Users\Admin\AppData\Local\Temp\e4ecfdcf7f20619b24ac5d06db56e638572e87e8c022ef6180657575217ba84b.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:4948
    • C:\Users\Admin\weidiz.exe
      "C:\Users\Admin\weidiz.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:2324

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\weidiz.exe

    Filesize

    256KB

    MD5

    515c699ae639bd9e5563bb490e59641f

    SHA1

    c59f707fe5a0bb6f48d4ba6b190723e863dcd919

    SHA256

    b5e5a1fb2a12ce9d1c7a5920cec12f2a7614c499430c00862f8893f513979bab

    SHA512

    f086ce49908786b4704b780da38ac3e8933c17543d3cb98222ad274bc45922f3a7d41c0ccea4c68bdbf5fc5625e69d677885193c4cf72e6cc087265217a79d8f

  • memory/2324-34-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB

  • memory/4948-0-0x0000000000400000-0x0000000000460000-memory.dmp

    Filesize

    384KB