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Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/09/2024, 08:18

General

  • Target

    eee9c6f852b1c32761eb889839a18160N.exe

  • Size

    206KB

  • MD5

    eee9c6f852b1c32761eb889839a18160

  • SHA1

    ed33d4935d783bad3caa8eebbb535e8fab8cc38f

  • SHA256

    b5c695e785db3774317978652aec7594779a00670bc61473e35486fa13ba3719

  • SHA512

    e986023fc2d865579f1fd8e5d4b5d1625b2166f2ae41243c11120947ff877de6756dce2ade8b6c0a179c2124015034aeb0c0545708bff1aebbf11ee64ef3389e

  • SSDEEP

    6144:a+EqFQ9A9ty5bhJcrs0MurPw/c4hd/B/coyXT3nOGX6T+:a+U9qyFhJy56d/eoyXjn9W+

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

  • simda

    Simda is an infostealer written in C++.

  • Executes dropped EXE 1 IoCs
  • Modifies WinLogon 2 TTPs 1 IoCs
  • Drops file in Program Files directory 12 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.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eee9c6f852b1c32761eb889839a18160N.exe
    "C:\Users\Admin\AppData\Local\Temp\eee9c6f852b1c32761eb889839a18160N.exe"
    1⤵
    • Modifies WinLogon
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Windows\apppatch\svchost.exe
      "C:\Windows\apppatch\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4992

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\apppatch\svchost.exe

    Filesize

    206KB

    MD5

    bac92d9d8be171e88708e9685f6ce2bd

    SHA1

    1de282a1d9698fabab83f705b92f1f1f1fd98fe6

    SHA256

    981573cff2916b0bdacdb5ec48cbb7ea9c720d12695eb93e0b52c7ea314a8e3d

    SHA512

    5b0d9bb774019c49f66da0ff5fb482b459320816594e7a523911c72170200a4315462f5b509ba52c194814cf030fa3ace71bdd03820ec1d861786fd3f6fabc50

  • memory/2068-0-0x0000000000400000-0x0000000000495000-memory.dmp

    Filesize

    596KB

  • memory/2068-1-0x0000000002270000-0x00000000022C2000-memory.dmp

    Filesize

    328KB

  • memory/2068-2-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2068-18-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2068-17-0x0000000002270000-0x00000000022C2000-memory.dmp

    Filesize

    328KB

  • memory/2068-16-0x0000000000400000-0x0000000000495000-memory.dmp

    Filesize

    596KB

  • memory/4992-14-0x0000000000400000-0x0000000000495000-memory.dmp

    Filesize

    596KB

  • memory/4992-15-0x0000000000400000-0x0000000000495000-memory.dmp

    Filesize

    596KB

  • memory/4992-19-0x0000000000400000-0x0000000000495000-memory.dmp

    Filesize

    596KB

  • memory/4992-20-0x0000000002E00000-0x0000000002EAA000-memory.dmp

    Filesize

    680KB

  • memory/4992-21-0x0000000000400000-0x0000000000495000-memory.dmp

    Filesize

    596KB

  • memory/4992-24-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-22-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-26-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-37-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-42-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-81-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-80-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-79-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-78-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-77-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-76-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-75-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-74-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-73-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-72-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-70-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-69-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-68-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-67-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-66-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-65-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-64-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-62-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-61-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-60-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-59-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-58-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-57-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-56-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-55-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-54-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-53-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-52-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-51-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-50-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-49-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-47-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-46-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-44-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-41-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-39-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-40-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-38-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-36-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-35-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-34-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-33-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-31-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-30-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-29-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-71-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-63-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-27-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-48-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-45-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-43-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-32-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB

  • memory/4992-28-0x0000000002FB0000-0x0000000003067000-memory.dmp

    Filesize

    732KB