Analysis

  • max time kernel
    124s
  • max time network
    134s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    13-10-2021 07:49

General

  • Target

    PROFORMA INVOICE4567.xlsx

  • Size

    657KB

  • MD5

    2aef1857cad31496174b607df0bfbfe9

  • SHA1

    878676c90762705166888bcc41ab51f8f4e92868

  • SHA256

    11a01b9c73c2ed2bc22dcd56b2925ecde913e7c2c37996da0584c124a0a00df2

  • SHA512

    d0f5fac446050d1b022c1a904717ab0b695e2ad83a5938545fe1e9a54b4eb2129ab788b7d40cad49f17d57c0f26c0b39da728c4d0550974612ded6876e4f74e2

Score
1/10

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE4567.xlsx"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2160
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:3276

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2160-115-0x00007FF937A30000-0x00007FF937A40000-memory.dmp

      Filesize

      64KB

    • memory/2160-117-0x00007FF937A30000-0x00007FF937A40000-memory.dmp

      Filesize

      64KB

    • memory/2160-116-0x00007FF937A30000-0x00007FF937A40000-memory.dmp

      Filesize

      64KB

    • memory/2160-118-0x00007FF937A30000-0x00007FF937A40000-memory.dmp

      Filesize

      64KB

    • memory/2160-119-0x0000026AAB2E0000-0x0000026AAB2E2000-memory.dmp

      Filesize

      8KB

    • memory/2160-120-0x0000026AAB2E0000-0x0000026AAB2E2000-memory.dmp

      Filesize

      8KB

    • memory/2160-121-0x00007FF937A30000-0x00007FF937A40000-memory.dmp

      Filesize

      64KB

    • memory/2160-122-0x0000026AAB2E0000-0x0000026AAB2E2000-memory.dmp

      Filesize

      8KB

    • memory/3276-276-0x0000000000000000-mapping.dmp