Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/10/2024, 03:44

General

  • Target
    77810bf7476ec8359a568f669dc5c77f_JaffaCakes118.exe
  • Size 205KB
  • Sample241028-eajaeazfrm
  • SHA256 ff08a9b051538e1ce286a42d0a066e264cf7592d659d948b533e2b0b615c11fe
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • simda

Attributes
  • dga

    gatyfus.com

    lyvyxor.com

    vojyqem.com

    qetyfuv.com

    puvyxil.com

    gahyqah.com

    lyryfyd.com

    vocyzit.com

    qegyqaq.com

    purydyv.com

    gacyzuz.com

    lygymoj.com

    vowydef.com

    qexylup.com

    pufymoq.com

    gaqydeb.com

    lyxylux.com

    vofymik.com

    qeqysag.com

    puzylyp.com

    gadyniw.com

    lymysan.com

    volykyc.com

    qedynul.com

    pumypog.com

    galykes.com

    lysynur.com

    vonypom.com

    qekykev.com

    pupybul.com

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Simda family
  • simda

    Simda is an infostealer written in C++.

  • Executes dropped EXE 1 IoCs
  • Modifies WinLogon 2 TTPs 2 IoCs
  • Drops file in Program Files directory 36 IoCs
  • Drops file in Windows directory 2 IoCs
  • 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 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\77810bf7476ec8359a568f669dc5c77f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\77810bf7476ec8359a568f669dc5c77f_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:3616
    • C:\Windows\apppatch\svchost.exe
      "C:\Windows\apppatch\svchost.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Executes dropped EXE
      • Modifies WinLogon
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2232

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        galyqaz.com

        • Path C:\Program Files (x86)\Windows Defender\galyqaz.com
        • Size 42KB
        • SHA256 29cf0cc378800b5099064047aad9e352000e81f2b1ba768648cfe7bc61d628d4
        • MD5 SHA1 SHA512 SSDEEP

        lyxynyx.com

        • Path C:\Program Files (x86)\Windows Defender\lyxynyx.com
        • Size 1KB
        • SHA256 9ecf80a148f344ce7902550a3eba16134617442200433b78a5996149e125732c
        • MD5 SHA1 SHA512

        puzylyp.com

        • Path C:\Program Files (x86)\Windows Defender\puzylyp.com
        • Size 62KB
        • SHA256 4c500184655c663c016bb33e429ff8cb30e01648bff90e9ed3e463c6f8c0515b
        • MD5 SHA1 SHA512 SSDEEP

        qetyhyg.com

        • Path C:\Program Files (x86)\Windows Defender\qetyhyg.com
        • Size 593B
        • SHA256 b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
        • MD5 SHA1 SHA512

        qexyhuv.com

        • Path C:\Program Files (x86)\Windows Defender\qexyhuv.com
        • Size 114B
        • SHA256 6dc9c7fc93bb488bb0520a6c780a8d3c0fb5486a4711aca49b4c53fac7393023
        • MD5 SHA1 SHA512

        qexyhuv.com

        • Path C:\Program Files (x86)\Windows Defender\qexyhuv.com
        • Size 114B
        • SHA256 e0d020ba1cb6506cee234903a44c747ee0cfa7e2d1e60029e4cd8de9a431512a
        • MD5 SHA1 SHA512

        login[3].htm

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\321WJBEQ\login[3].htm
        • Size 593B
        • SHA256 7392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30
        • MD5 SHA1 SHA512

        login[2].htm

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GRYMSCZU\login[2].htm
        • Size 162B
        • SHA256 9e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
        • MD5 SHA1 SHA512

        svchost.exe

        • Path C:\Windows\apppatch\svchost.exe
        • Size 205KB
        • SHA256 45aeab75a198adc457bc7ba510573cfce115a8f66df838a6ac7bbc46178261cd
        • MD5 SHA1 SHA512 SSDEEP

        memory/2232-53-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-46-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-22-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-20-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-25-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-79-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-78-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-77-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-75-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-74-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-73-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-72-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-71-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-70-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-69-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-68-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-67-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-66-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-65-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-64-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-62-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-61-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-60-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-59-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-58-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-57-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-56-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-55-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-54-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-19-0x0000000000400000-0x0000000000488000-memory.dmp

        memory/2232-52-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-51-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-49-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-48-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-47-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-24-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-44-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-43-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-42-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-41-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-40-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-39-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-37-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-36-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-34-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-33-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-32-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-31-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-30-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-29-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-27-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-26-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-76-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-63-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-50-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-45-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-38-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-35-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-28-0x0000000002BB0000-0x0000000002C62000-memory.dmp

        memory/2232-12-0x0000000000400000-0x0000000000488000-memory.dmp

        memory/2232-16-0x0000000000400000-0x0000000000488000-memory.dmp

        memory/2232-17-0x0000000000400000-0x0000000000488000-memory.dmp

        memory/2232-18-0x0000000002A00000-0x0000000002AA4000-memory.dmp

        memory/3616-0-0x0000000000400000-0x0000000000488000-memory.dmp

        memory/3616-1-0x0000000000540000-0x000000000058F000-memory.dmp

        memory/3616-2-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/3616-15-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/3616-13-0x0000000000400000-0x0000000000488000-memory.dmp

        memory/3616-14-0x0000000000540000-0x000000000058F000-memory.dmp