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Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    23/08/2024, 03:36

General

  • Target

    ba33cafd58294e0f8b51da1fd785ae22_JaffaCakes118.exe

  • Size

    232KB

  • MD5

    ba33cafd58294e0f8b51da1fd785ae22

  • SHA1

    64eb6eb356506834ddde61a5a4269323f2ecd570

  • SHA256

    f418a4d02c9e155e192e34a8c91f01ae96af15699bbc1ab1073e75acaa9a0b87

  • SHA512

    6c144bb8247f89f545416d01e4707de53fc5bc781a18bdee6f7c35340622ef4a59d2e1deff10fe088f0688b996fbb55ad34d51d9cb093ee2d3aa23e40a2746ff

  • SSDEEP

    6144:Zyz3PFKs78vpRTlEqxF6snji81RUinKbLOP:uPhpm

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 27 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ba33cafd58294e0f8b51da1fd785ae22_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ba33cafd58294e0f8b51da1fd785ae22_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2392
    • C:\Users\Admin\yieube.exe
      "C:\Users\Admin\yieube.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1384

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\yieube.exe

    Filesize

    232KB

    MD5

    7648ecf3a2f5cbcb568b128be1d65202

    SHA1

    0c113876496cc12d1f6299ab36041753be69c34c

    SHA256

    774ac7928d8687fd6edac64033797eee55bd0ea989c687d963b4da21c48811e7

    SHA512

    e1b29371306f4ce00e0afd6253b3cf0e21fdcfadd8e4325f357fffb20a1a8d7c4fd706a6c867f3e8b8ea5918ebc6eca57df5f85caccb66e4c35286664025a93a