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
    28-06-2024 07:07

General

  • Target

    193966e2186ce5774d35859fd9aa2dd1_JaffaCakes118.exe

  • Size

    396KB

  • MD5

    193966e2186ce5774d35859fd9aa2dd1

  • SHA1

    7864ecc94e2c0ecd67554ccd00e816a510111c8f

  • SHA256

    c6bbcd5f26895345892f51ceaa4c3df19571ccf6092b84a06994996248c869ac

  • SHA512

    daa33331a7396780fb7f3c333b28801de4559e776b6086e96ebe4fe87f7949e7ad3396aea488587c566b56333fd526ac6693f39d58958011afb9f6ecc5fb489d

  • SSDEEP

    6144:N8ETN+hTHUX2CvzeAes+cmhbqYglH8jXEmqzfdllGerRn2+KjqqrzTfAEcF:ZdvvzeAR+cwKxyXqfdimnuOq/kE

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 2 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 2 IoCs
  • Drops file in System32 directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\193966e2186ce5774d35859fd9aa2dd1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\193966e2186ce5774d35859fd9aa2dd1_JaffaCakes118.exe"
    1⤵
    • Identifies Wine through registry keys
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:2132
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\sysremove.bat" "
      2⤵
      • Deletes itself
      PID:2580
    • C:\Windows\SysWOW64\spoolm.exe
      "C:\Windows\system32\spoolm.exe"
      2⤵
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Drops file in System32 directory
      PID:1252

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\sysremove.bat

    Filesize

    313B

    MD5

    b4e7d448a3a8ceed76fdd603f3d14546

    SHA1

    380b189aa3f696d99a339a65bc2a127ccbf85c2b

    SHA256

    5534295805d04cdc2eecbd149cd1e6ecea1cc35b535749d9b931e5a5bd7b7cae

    SHA512

    26517add4afc533826b6c63020870c9cf11b6582fa702a8fbf1270fc4de7931bd71d390d49e2a9b90ba97e4f0771031dc659ce9af0335f0f3e4228d6f75dcf78

  • \Windows\SysWOW64\spoolm.exe

    Filesize

    396KB

    MD5

    193966e2186ce5774d35859fd9aa2dd1

    SHA1

    7864ecc94e2c0ecd67554ccd00e816a510111c8f

    SHA256

    c6bbcd5f26895345892f51ceaa4c3df19571ccf6092b84a06994996248c869ac

    SHA512

    daa33331a7396780fb7f3c333b28801de4559e776b6086e96ebe4fe87f7949e7ad3396aea488587c566b56333fd526ac6693f39d58958011afb9f6ecc5fb489d

  • memory/1252-22-0x0000000000400000-0x0000000000532000-memory.dmp

    Filesize

    1.2MB

  • memory/1252-24-0x0000000000400000-0x0000000000532000-memory.dmp

    Filesize

    1.2MB

  • memory/1252-26-0x0000000000400000-0x0000000000532000-memory.dmp

    Filesize

    1.2MB

  • memory/1252-27-0x0000000000400000-0x0000000000532000-memory.dmp

    Filesize

    1.2MB

  • memory/2132-0-0x0000000000400000-0x0000000000532000-memory.dmp

    Filesize

    1.2MB

  • memory/2132-1-0x0000000000401000-0x0000000000407000-memory.dmp

    Filesize

    24KB

  • memory/2132-20-0x0000000005400000-0x0000000005532000-memory.dmp

    Filesize

    1.2MB

  • memory/2132-23-0x0000000000400000-0x0000000000532000-memory.dmp

    Filesize

    1.2MB