Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    06-10-2024 11:49

General

  • Target

    17f647529e3e79fb98eb9cad9c596a11_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    17f647529e3e79fb98eb9cad9c596a11

  • SHA1

    4c51c79616540d3b9e4c0e55067a5ad622174354

  • SHA256

    0b7c260e6406f5d8b6e668e5eab50923d46da309615f853ed0a69f4e29045531

  • SHA512

    138d5a7a33df7ac434cf0e5ff809e9fb12a79009c105eeab78cdea00f24481d7b491b497ce40abc3a4e2846b1fd985bd0bde7438edcc74912c1c7086ce5be7ec

  • SSDEEP

    12288:fAmuvkO22JUMDLq28CEJLuaZL/2F963PQCQa0qtT4lpuQYeDyj9bdIDPUFOyc:YnP22KgzreLGI3Qd2+zjyBbd8w

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 60 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\17f647529e3e79fb98eb9cad9c596a11_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\17f647529e3e79fb98eb9cad9c596a11_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2416
    • \??\c:\Program Files\bgProgram\bgProgram.exe
      "c:\\Program Files\\bgProgram\\bgProgram.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2096
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c regsvr32 "c:\Program Files\bgProgram\XXY.DLL" /i /s
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2104
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32 "c:\Program Files\bgProgram\XXY.DLL" /i /s
        3⤵
        • Loads dropped DLL
        • Installs/modifies Browser Helper Object
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        PID:2348

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\bgProgram\bgProgram.exe

    Filesize

    552KB

    MD5

    05573657d07792be6223ebe34f50c3c3

    SHA1

    a307334e2cb2cb44c258df9b98aa69f681676e30

    SHA256

    ba769011044fc45b27e0fec8129662c127309d5ab3604585e307b5347deedabb

    SHA512

    f88ac8dc624cb74ba96b5b6207d622dafe1abdb1e92314c77b99852510b2767295b72ef253bce71a56ff2699870fc08de6d841b1ea24dd07f8b64b4e4d91a3ef

  • \??\c:\Program Files\bgProgram\XXY.DLL

    Filesize

    77KB

    MD5

    2b9a9c473462ea508acaed3b11ae38c0

    SHA1

    66382be9fa2237467a3e06d05e227768b5d6a548

    SHA256

    fc7f80f119d0b36a915c1f587fa1ea017c8da85fc912bcca2f8d9d750371b63e

    SHA512

    453b4e032c9ab47a2af3e2a02e78ac6bde012ebee2f77c41cc42b20658daac005ff0258d121b467bb609ded04bc480933f828b4a4bda99c93d0fbdd2b280e105

  • memory/2096-10-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/2096-16-0x0000000000400000-0x0000000000491000-memory.dmp

    Filesize

    580KB

  • memory/2416-0-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2416-14-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2416-15-0x0000000000400000-0x0000000000529000-memory.dmp

    Filesize

    1.2MB