Analysis

  • max time kernel
    120s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240910-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/09/2024, 07:31

General

  • Target

    407640d8df3b475239ca21733cfe450ce50ca3be2f60b71201e4f1b03a3b47fbN.exe

  • Size

    232KB

  • MD5

    e5e8582082d3937b273cabea84b47b20

  • SHA1

    16a5a4625db5ddff1ce94d0d5f698be7044cd55c

  • SHA256

    407640d8df3b475239ca21733cfe450ce50ca3be2f60b71201e4f1b03a3b47fb

  • SHA512

    6301c8b2c2952869b115dcc64760c0dea325c673cc3bf084402ad06615cdbfaf259b88e91ebc8ad9c7085d7fccf88056fe74c3fe1bf6462b96527e4d611e8416

  • SSDEEP

    6144:wW3PFKs78g2KyEOaWEqxF6snji81RUinKdNO2:ZPh+mF3

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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\407640d8df3b475239ca21733cfe450ce50ca3be2f60b71201e4f1b03a3b47fbN.exe
    "C:\Users\Admin\AppData\Local\Temp\407640d8df3b475239ca21733cfe450ce50ca3be2f60b71201e4f1b03a3b47fbN.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2224
    • C:\Users\Admin\hxbian.exe
      "C:\Users\Admin\hxbian.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2192

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\hxbian.exe

    Filesize

    232KB

    MD5

    6bd546b3ed3c9a84cb3c3f4e7b618a3f

    SHA1

    6cd077a40385600e87c61d8b5778bbe4ee3d1ef0

    SHA256

    b7fd066546bc3e9c061ae5e6c0c27786af716ac6fe9cf8fd460a5b5381584a44

    SHA512

    92374002dfa816a13f83b25ea2856299f0aaf4a8ff2d3d18fe1b6ef206898ee4708c091539bc322a59c834fc207602b02bbdec2aa22a0ab7747c1b78619b1439