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Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    03/05/2024, 04:59

General

  • Target

    ee219c8eb0cba96c17beb6fe6e891fef94f3c1adbcea018d33f78a66d0fd9f95.exe

  • Size

    228KB

  • MD5

    ac9f41d30f06d576b8b7804887b2de4d

  • SHA1

    afdc708ab9422eb0489ea45380a59a066409a088

  • SHA256

    ee219c8eb0cba96c17beb6fe6e891fef94f3c1adbcea018d33f78a66d0fd9f95

  • SHA512

    a125dbb69d6f7d5a6a134fc96b5b44bac8a1a95d6ac65addb9cec6bd4b1c318e0b4959ca46e746f431e1b0935c25f2d4d2e2188ad96635d797bbc544117875f7

  • SSDEEP

    6144:D5GDh4jLt4NVcWgyGELwXiS8T+bbhn7aRjS5ZgBb0:1GWntWyD1LiS8lS5ZI

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee219c8eb0cba96c17beb6fe6e891fef94f3c1adbcea018d33f78a66d0fd9f95.exe
    "C:\Users\Admin\AppData\Local\Temp\ee219c8eb0cba96c17beb6fe6e891fef94f3c1adbcea018d33f78a66d0fd9f95.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2080
    • C:\Users\Admin\riour.exe
      "C:\Users\Admin\riour.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:2908

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\riour.exe

    Filesize

    228KB

    MD5

    6896069281846e87220b89df16dc61ba

    SHA1

    d9c48f444810f15008066c82687b32a6f1b4da7b

    SHA256

    ed065cc25533fbaa6a2c3b03dded5e7f56965ccbf76ad51707aa6a0597b2492e

    SHA512

    9ff5540a302402125f31031d29126731ac07dbcfcb5624b79c5082fcb1a26e05c1b4373056869b23a83f10c01947af52fc50704812a9c86380b8013899a2086b