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Analysis

  • max time kernel
    135s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/05/2024, 00:32

General

  • Target

    7ef121597ba88b20dab4c8216e3368d0_JaffaCakes118.xls

  • Size

    51KB

  • MD5

    7ef121597ba88b20dab4c8216e3368d0

  • SHA1

    82b2d537f37f4809b9542f838fa9efdbd42432d1

  • SHA256

    0f4398e0650408b59d516bef26254464e99dc0ba48b10607ebe76f3957f7bb89

  • SHA512

    3a41414cf72de452bbada30481fcb2235a61eb7b2a88e3485f0f9490e4720bed9e51cca5fa6e9f0ee5d07415ef2241f41dc441caf6cc8c18aa8b05cbec8bdf67

  • SSDEEP

    1536:chjk3hbdlylKsgqopeJBWhZFGkE+cL2NdAFcRxbg+YCEzY/P7DwG3a10:chjk3hbdlylKsgqopeJBWhZFGkE+cL2V

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://pemuda.suraunurulihsan.com.my/kd1aw6y7.txt

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • 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 18 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\7ef121597ba88b20dab4c8216e3368d0_JaffaCakes118.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1308
    • C:\Windows\System32\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" -s C:\XYwiefeS\kbHaLR\dcZtpFfm.
      2⤵
      • Process spawned unexpected child process
      PID:4392
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3756,i,9746875443948590908,1444894342962555245,262144 --variations-seed-version --mojo-platform-channel-handle=4500 /prefetch:8
    1⤵
      PID:5000

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1308-0-0x00007FFB1EEF0000-0x00007FFB1EF00000-memory.dmp

      Filesize

      64KB

    • memory/1308-2-0x00007FFB1EEF0000-0x00007FFB1EF00000-memory.dmp

      Filesize

      64KB

    • memory/1308-1-0x00007FFB1EEF0000-0x00007FFB1EF00000-memory.dmp

      Filesize

      64KB

    • memory/1308-4-0x00007FFB1EEF0000-0x00007FFB1EF00000-memory.dmp

      Filesize

      64KB

    • memory/1308-3-0x00007FFB1EEF0000-0x00007FFB1EF00000-memory.dmp

      Filesize

      64KB

    • memory/1308-5-0x00007FFB5EF0D000-0x00007FFB5EF0E000-memory.dmp

      Filesize

      4KB

    • memory/1308-7-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-8-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-9-0x00007FFB1CE90000-0x00007FFB1CEA0000-memory.dmp

      Filesize

      64KB

    • memory/1308-10-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-11-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-6-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-12-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-13-0x00007FFB1CE90000-0x00007FFB1CEA0000-memory.dmp

      Filesize

      64KB

    • memory/1308-14-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-17-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-16-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-19-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-18-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-15-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-35-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-72-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-139-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-140-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB

    • memory/1308-159-0x00007FFB1EEF0000-0x00007FFB1EF00000-memory.dmp

      Filesize

      64KB

    • memory/1308-161-0x00007FFB1EEF0000-0x00007FFB1EF00000-memory.dmp

      Filesize

      64KB

    • memory/1308-162-0x00007FFB1EEF0000-0x00007FFB1EF00000-memory.dmp

      Filesize

      64KB

    • memory/1308-160-0x00007FFB1EEF0000-0x00007FFB1EF00000-memory.dmp

      Filesize

      64KB

    • memory/1308-163-0x00007FFB5EE70000-0x00007FFB5F065000-memory.dmp

      Filesize

      2.0MB