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Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    09/04/2024, 09:35

General

  • Target

    e9b1425cefa8d51c6ac2c552f2172a27_JaffaCakes118.exe

  • Size

    133KB

  • MD5

    e9b1425cefa8d51c6ac2c552f2172a27

  • SHA1

    81dc0e68b76fb6f8d52cb382bfa88047c5137656

  • SHA256

    bfa6c0c77c83e59e96b3b2265f4dd66b38dbb1122e7d8e6f0f71a9cdb2d4d173

  • SHA512

    e8746f82d04c506ca60aba53136bf5a3738217d3dbea2a7943e51ed2f196f87c3b889cfc22450c09b5e2020395f433b561bc310d506626bbc5858fc08a054d24

  • SSDEEP

    3072:fabi8BZF8p68NNQpJI/AXcQH6xyo44clouXHksjSQ:defW6oNQpebYo4rSuXk3Q

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e9b1425cefa8d51c6ac2c552f2172a27_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e9b1425cefa8d51c6ac2c552f2172a27_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1772
    • C:\Users\Admin\AppData\Local\Temp\e9b1425cefa8d51c6ac2c552f2172a27_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\e9b1425cefa8d51c6ac2c552f2172a27_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\e9b1425cefa8d51c6ac2c552f2172a27_JaffaCakes118.exe

    Filesize

    133KB

    MD5

    20f7ccabd251182f97ffa99ba6f5f996

    SHA1

    de8465a4cb18ae424153d37ccb02167fcb26908d

    SHA256

    2f3a10b0f703ee68401b348b0acbb99ecdf8acbde1b9645fbae27adb9e658db1

    SHA512

    6c2da779bed759c60e005bac83da5082ef1a6f0dddf9d6e4d906d570e5bd84bf091d49dfe78528d01eb3746e1e3bf0b2bbb19e03eb8027facecc9def9d6e5897

  • memory/1772-0-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1772-3-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1772-5-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/1772-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1772-14-0x00000000001B0000-0x0000000000236000-memory.dmp

    Filesize

    536KB

  • memory/2668-18-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2668-20-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2668-43-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB