Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 01:39

General

  • Target

    6951bde97aed01abfdb2e2fe64253efe_JaffaCakes118.xls

  • Size

    228KB

  • MD5

    6951bde97aed01abfdb2e2fe64253efe

  • SHA1

    4c7fa685fc7dc45c24166f994933276795f51688

  • SHA256

    8d51849a6ccb4e9f729e2d7e58ac2c684dddd73fd7364c7fb9e6ba53b617e02e

  • SHA512

    97950e503facf8b8d4811c68f5ba659fae1dedf727216059921efac07ce206c27351646cba5e47d0586ef21f8d5b017a1323879df419854d6efd072b51c65775

  • SSDEEP

    6144:lk3hOdsylKlgxopeiBNhZF+E+W2kdA5QXVjGbMJfYX7n4mGKPe0FbrkxPjS5Uhm:/oj1MTZFbrGS5Uhm

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://jumper.rocks/wp-index.php

xlm40.dropper

https://jumper.yoga/wp-index.php

Signatures

  • Process spawned unexpected child process 2 IoCs

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

  • 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 6 IoCs
  • Suspicious use of WriteProcessMemory 14 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\6951bde97aed01abfdb2e2fe64253efe_JaffaCakes118.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:3040
    • C:\Windows\SysWOW64\explorer.exe
      explorer.exe C:\Users\Admin\AppData\Local\Temp\FQbGOqq.vbs
      2⤵
      • Process spawned unexpected child process
      PID:2920
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Users\Admin\AppData\Local\Temp\Xx1ti2.html,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:2484
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2728
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\FQbGOqq.vbs"
      2⤵
        PID:2632

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Defense Evasion

    Modify Registry

    1
    T1112

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\FQbGOqq.vbs
      Filesize

      341B

      MD5

      607bd06064c33521fcd61db7728b6d71

      SHA1

      af362784b82174e19999437709ed03448a5164ac

      SHA256

      c98b9aa7592e6b20b8c0774087671d6ddf3a7a6b8d9927f310861969d41675f4

      SHA512

      2b377e1a9eb525229f2108ad2e6e70c6414767ed52d73b413096b1991bf083dbf3370de9ac74f6014d735d01af3b7d6ad03f28ca69aa6baa4bad3b9259877874

    • C:\Users\Admin\AppData\Local\Temp\xLCa.txt
      Filesize

      3B

      MD5

      21438ef4b9ad4fc266b6129a2f60de29

      SHA1

      5eb8e2242eeb4f5432beeec8b873f1ab0a6b71fd

      SHA256

      13bf7b3039c63bf5a50491fa3cfd8eb4e699d1ba1436315aef9cbe5711530354

      SHA512

      37436ced85e5cd638973e716d6713257d692f9dd2e1975d5511ae3856a7b3b9f0d9e497315a058b516ab31d652ea9950938c77c1ad435ea8d4b49d73427d1237

    • memory/3040-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/3040-1-0x0000000072C6D000-0x0000000072C78000-memory.dmp
      Filesize

      44KB

    • memory/3040-6-0x0000000072C6D000-0x0000000072C78000-memory.dmp
      Filesize

      44KB

    • memory/3040-7-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/3040-8-0x0000000072C6D000-0x0000000072C78000-memory.dmp
      Filesize

      44KB