Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08/04/2024, 13:01

General

  • Target

    e7853ebec5f438d537e1f0d59daef2b7_JaffaCakes118.exe

  • Size

    13KB

  • MD5

    e7853ebec5f438d537e1f0d59daef2b7

  • SHA1

    a3630f7c39503e1b3c7bf6393af6dffccd7b9782

  • SHA256

    1b5723422fd107ecac103455ec79c881d4785970d33cc375f8de146267126ab8

  • SHA512

    79811c6e6fc74e71f26d67eb221ee39ee86f7c563fcfc9d56f2d5847b9b8df02eb60316cd484d9368b1c8c4374c18f9c2dd8dd037ab6a923595a481d0d8f3534

  • SSDEEP

    384:s5wfWyQB/pbXkaegjYWBX12fnaNJawcudoD7UM:AwfqXkaLYWBX12fanbcuyD7U

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e7853ebec5f438d537e1f0d59daef2b7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e7853ebec5f438d537e1f0d59daef2b7_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2868
    • C:\Users\Admin\AppData\Local\Temp\118E.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\118E.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\118E.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\e7853ebec5f438d537e1f0d59daef2b7_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2072
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2072 -s 124
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:2964

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\118E.tmp\b2e.exe

    Filesize

    17KB

    MD5

    746c4b919f32f705067adccc46748ed7

    SHA1

    26e228a986bdfe7219d8354b6f9cbc4c3637dcfe

    SHA256

    5fcf4a4980b50f43a06ee1be36a01f2d922664beebd20bd5a2ef1a6a6b31b4c4

    SHA512

    ec3d48b5e04d420a6e6bcab37d243dbd1c935d97f6cb6c383deeb19e27d820f1884ea3876937e6bffa03a298f71527f601288cdbe2fd5c2b0d29bd4d139fa0fc

  • memory/2072-12-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/2868-0-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2868-10-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2868-5-0x0000000002400000-0x0000000002405000-memory.dmp

    Filesize

    20KB