Analysis

  • max time kernel
    202s
  • max time network
    215s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/12/2023, 15:49

General

  • Target

    0454a4dfeee4dac8ebe4856f297c81c1.exe

  • Size

    48KB

  • MD5

    0454a4dfeee4dac8ebe4856f297c81c1

  • SHA1

    bc158a5f253de248f3642ec95237df5109525960

  • SHA256

    30fc472a863550006d6cfccd012c10d9e5781c106929f0c83b260f37b2c1b40f

  • SHA512

    919e1eefdc814876eb0a52e262fe209dd76a221b1085eac8ff8eff02c0aa91bf4614da05e669791fbf5b2e1f02cae4e1a8c69e4d1bb9b7ac6bf5577a5885abf5

  • SSDEEP

    768:JcEJb96hGGAWc7U2xtgTVH7NHaurxmWXOQfwoObuPb77e0:JcEJZWCxml5lXAoO+H79

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 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 1 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0454a4dfeee4dac8ebe4856f297c81c1.exe
    "C:\Users\Admin\AppData\Local\Temp\0454a4dfeee4dac8ebe4856f297c81c1.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2424
    • C:\Users\Admin\haihaep.exe
      "C:\Users\Admin\haihaep.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
      • Suspicious use of WriteProcessMemory
      PID:2456

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\haihaep.exe

    Filesize

    48KB

    MD5

    b32a8ad2727dc3452d712f426cecfa8d

    SHA1

    db15833513410273990f370d4dd146024449121d

    SHA256

    c456f9e80a473bf8917d78e530250707caea40146e2a043915d3ae92ee1d44c9

    SHA512

    f2e46d565f0aed6027f45229aa581edeab57fe07abb8e1aa058db8904c11f90c82972a896500195ce2a21618e5c7a5d365f0922742fa432656778adaf3cc4b90