Analysis

  • max time kernel
    111s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19/09/2024, 16:19

General

  • Target

    61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe

  • Size

    206KB

  • MD5

    dfd03d38337dc79ee119c2b249bf9190

  • SHA1

    b3ca8b21c4415a25b8c4ca55d4e7ce341c1df48d

  • SHA256

    61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63

  • SHA512

    fa574aa40c006d8a9253bf47690c5ceeea434dd751b3a6e80dd83980bcced9b528de1b9b651c017ac085d754776516619024e95ebab5623b96d9187c8faa46de

  • SSDEEP

    6144:K+EqFQ9A9ty5bhJcrs0MurPw/c4hd/B/coyXT3nOGX6T+:K+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
  • Loads dropped DLL 2 IoCs
  • Modifies WinLogon 2 TTPs 1 IoCs
  • Drops file in Program Files directory 7 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 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe
    "C:\Users\Admin\AppData\Local\Temp\61a409bfbc12a0b18943b9935ffee6c74b12a7814de8223e9b1784fb39a12e63N.exe"
    1⤵
    • Loads dropped DLL
    • 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:2364
    • 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:3068

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Windows\AppPatch\svchost.exe

          Filesize

          206KB

          MD5

          0c32fbf5de6ea801f2f1a7b601645df5

          SHA1

          0d4377f5af61c712a2eb3304ce91cc99ad30f74f

          SHA256

          1f3b707f3c0568f7db1a8bf7c396683923a4bf70a59009ba3c3a2abaf8766c6c

          SHA512

          1ac556cd2ea6ae8a9eea703ad729a25cb85b3cbec03b6ceb066a23ceac991ea2b8748e1b4de628dfc6dc87064ef6ee7b74a2c3d5d5c8aa50a20ec6ee8a65d2ef

        • memory/2364-0-0x0000000000400000-0x0000000000495000-memory.dmp

          Filesize

          596KB

        • memory/2364-1-0x00000000002F0000-0x0000000000342000-memory.dmp

          Filesize

          328KB

        • memory/2364-2-0x0000000000400000-0x000000000045F000-memory.dmp

          Filesize

          380KB

        • memory/2364-20-0x0000000000400000-0x000000000045F000-memory.dmp

          Filesize

          380KB

        • memory/2364-19-0x00000000002F0000-0x0000000000342000-memory.dmp

          Filesize

          328KB

        • memory/2364-18-0x0000000000400000-0x0000000000495000-memory.dmp

          Filesize

          596KB

        • memory/3068-21-0x0000000000400000-0x0000000000495000-memory.dmp

          Filesize

          596KB

        • memory/3068-22-0x0000000000400000-0x0000000000495000-memory.dmp

          Filesize

          596KB

        • memory/3068-23-0x0000000000400000-0x0000000000495000-memory.dmp

          Filesize

          596KB

        • memory/3068-24-0x00000000022E0000-0x000000000238A000-memory.dmp

          Filesize

          680KB

        • memory/3068-26-0x00000000022E0000-0x000000000238A000-memory.dmp

          Filesize

          680KB

        • memory/3068-28-0x00000000022E0000-0x000000000238A000-memory.dmp

          Filesize

          680KB

        • memory/3068-34-0x00000000022E0000-0x000000000238A000-memory.dmp

          Filesize

          680KB

        • memory/3068-32-0x00000000022E0000-0x000000000238A000-memory.dmp

          Filesize

          680KB

        • memory/3068-35-0x0000000000400000-0x0000000000495000-memory.dmp

          Filesize

          596KB

        • memory/3068-30-0x00000000022E0000-0x000000000238A000-memory.dmp

          Filesize

          680KB

        • memory/3068-36-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-38-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-41-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-47-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-48-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-83-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-86-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-85-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-82-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-80-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-79-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-78-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-77-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-76-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-75-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-74-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-73-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-72-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-71-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-70-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-69-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-68-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-67-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-66-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-65-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-63-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-61-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-60-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-59-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-57-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-56-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-55-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-54-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-53-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-52-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-51-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-50-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-49-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-84-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-81-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-46-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-45-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-64-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-44-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-62-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-43-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-58-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB

        • memory/3068-42-0x0000000002490000-0x0000000002547000-memory.dmp

          Filesize

          732KB