Analysis

  • max time kernel
    97s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-04-2024 16:15

General

  • Target

    f3d8f598d40a2606150fd9c09a73e837_JaffaCakes118.exe

  • Size

    133KB

  • MD5

    f3d8f598d40a2606150fd9c09a73e837

  • SHA1

    b2e4523704538fafd06c7405d0aba76374241a72

  • SHA256

    a18f419557460222a14a45f985670c17877eddbde1728f02443796b077abc1df

  • SHA512

    8a77223027f2e9c16f886ce9d44f5ffdce25a8e0e50e514ab529dcb76a65b35eb233e2ba5b6d3ce165c17bb6aa335c43cd58c10432e7d0112436effe816b06c1

  • SSDEEP

    3072:qsajW50R42eqZjMomz/etUxcF1/BCZGLYAobEinEZwDkV6JhGsQ:Zp56eqZGbxc3BEGLJApJDkkrQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f3d8f598d40a2606150fd9c09a73e837_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f3d8f598d40a2606150fd9c09a73e837_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4984
    • C:\Users\Admin\AppData\Local\Temp\f3d8f598d40a2606150fd9c09a73e837_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\f3d8f598d40a2606150fd9c09a73e837_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:3036

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\f3d8f598d40a2606150fd9c09a73e837_JaffaCakes118.exe

    Filesize

    133KB

    MD5

    d9a5fc61d2a0882c6885f3175f3bca2e

    SHA1

    56d9e8251df788e68e40a22dcdf752fad78345dd

    SHA256

    2ba6be31e2e263bc906a517fea988dc2ff0525ec2d95e90a0fa38aca7b98bf7c

    SHA512

    776ec4689d2dc25f674c306f772b8d7e05a524a79d1702eb3eee3d60ce5501c4d10c331ba853a652d75adffc6b88540b56a6c67cc3aa789280f8de99d89c99b5

  • memory/3036-15-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3036-17-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/3036-34-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4984-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4984-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

    Filesize

    132KB

  • memory/4984-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4984-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB