Analysis

  • max time kernel
    120s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/11/2024, 04:57

General

  • Target

    119a065f07370bc3292e01561af3157287eb9262ed3e1c1936843255082ed0ceN.exe

  • Size

    156KB

  • MD5

    8f80c007f81f8a6a58645ab2373f9060

  • SHA1

    8616efbb186375a2c15e2dde7fb1fcdf200d5aa2

  • SHA256

    119a065f07370bc3292e01561af3157287eb9262ed3e1c1936843255082ed0ce

  • SHA512

    91effca91b5b9c9b1024529219489d844453b2b6dc34326ab4b9cf6f3f30c9b7d72a31c9f0754d451e0e5192bfa802f611c4548150b76e35d4217c1dfbadb21c

  • SSDEEP

    3072:8noxLFxOpMS7yJuu4TrVlpT3rZy93E3ipMdIyH+Y8DuALIXTa4oQZiE8VW:/xtfJuu4l3rZy93UipMd9+Y8DuZaWms

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 51 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\119a065f07370bc3292e01561af3157287eb9262ed3e1c1936843255082ed0ceN.exe
    "C:\Users\Admin\AppData\Local\Temp\119a065f07370bc3292e01561af3157287eb9262ed3e1c1936843255082ed0ceN.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:4052
    • C:\Users\Admin\cijis.exe
      "C:\Users\Admin\cijis.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:4600

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\cijis.exe

          Filesize

          156KB

          MD5

          036a66f8606300665eec82bd344d0cb6

          SHA1

          3c6e19e714b6e97d51008555b6efeda9f8b8114f

          SHA256

          514bb06c39acf420ce0a91f62069935be178511dd08dfc41f7153ab124f7016c

          SHA512

          41dc8578416bdc059727b4c8fc9404c32048a55ecc247a3c5d82314d451a6e12b84110fa84c095dae25931f293f73bacae07346d353160efd5255ca001840e29