Analysis

  • max time kernel
    126s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 02:57

General

  • Target

    ͬļ/4.¼1 ͬ¼.xls

  • Size

    31KB

  • MD5

    06442a6b32b6466688ee29e8faedb5d8

  • SHA1

    f622146baa1771f78a2cd98e0cf5ea214438f6ed

  • SHA256

    e408bfba2102cb460bcaca276ee99df6e42be9df4917729440cd4cfe32ca408e

  • SHA512

    fa8bd893a42e0b9d87870f2a0b2278cfae6f4dd94344acf3ee556b6d211a1eada5da2e6e6eeadbba6171ef90614e69b9f7695519d2ab9a58c86d6eb231404952

  • SSDEEP

    768:bgSSSSWX/SGWF37DySNiWhB4yaj7vT2KPQn6v7yZmspH7+7alMiEZClsPI4ukoRj:kSSSSWX/SGWF37DySNiWhB4yaj3PQn6s

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde "C:\Users\Admin\AppData\Local\Temp\ͬļ\4.¼1 ͬ¼.xls"
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:568

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/568-59-0x0000000000000000-mapping.dmp
    • memory/568-60-0x000007FEFC471000-0x000007FEFC473000-memory.dmp
      Filesize

      8KB

    • memory/2040-54-0x000000002FD51000-0x000000002FD54000-memory.dmp
      Filesize

      12KB

    • memory/2040-55-0x0000000071D11000-0x0000000071D13000-memory.dmp
      Filesize

      8KB

    • memory/2040-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/2040-57-0x0000000072CFD000-0x0000000072D08000-memory.dmp
      Filesize

      44KB

    • memory/2040-58-0x00000000761E1000-0x00000000761E3000-memory.dmp
      Filesize

      8KB

    • memory/2040-61-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/2040-62-0x0000000072CFD000-0x0000000072D08000-memory.dmp
      Filesize

      44KB