Analysis

  • max time kernel
    120s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2024, 16:36

General

  • Target

    ae10539be2dd6dc9839429e64adec83d63369d4a7fbfb61d058079039d6b87afN.exe

  • Size

    212KB

  • MD5

    33498ef0baa085221022f9b549b520d0

  • SHA1

    fcdecbf94ce0245dcadfd0e85836a907fb4e560c

  • SHA256

    ae10539be2dd6dc9839429e64adec83d63369d4a7fbfb61d058079039d6b87af

  • SHA512

    ba54cf514074b076b8cafb54d03887eb6e5dd65cf5cf75aa362195a1d4c20dd9a65ea5aacb11d3908dc1c8ef77a9416c0a1c3246c1401a26e7c3bdfc75587138

  • SSDEEP

    6144:pxNqLW6opBZMU/y/JEGjg+op2BSNCCr7/jU:fA6NBT/yEGjWwa7vU

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 9 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\ae10539be2dd6dc9839429e64adec83d63369d4a7fbfb61d058079039d6b87afN.exe
    "C:\Users\Admin\AppData\Local\Temp\ae10539be2dd6dc9839429e64adec83d63369d4a7fbfb61d058079039d6b87afN.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:3088
    • 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:2100

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Low\IE\G3H0H9XU\login[1].htm

          Filesize

          168B

          MD5

          d57e3a550060f85d44a175139ea23021

          SHA1

          2c5cb3428a322c9709a34d04dd86fe7628f8f0a6

          SHA256

          43edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c

          SHA512

          0364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063

        • C:\Windows\apppatch\svchost.exe

          Filesize

          212KB

          MD5

          c00b0db34e6388434819158fd0ff9a4b

          SHA1

          05ae0bef4cd0b82ccd9d193b303be6d63d167584

          SHA256

          1857e5ee4b26de90546247990647dc3d5e9f9ebe3b132b626f025dc8e94d2366

          SHA512

          2ad015eb352037a04ccd17e33c1cc7307ab4b9052cd68901888f8bbf26b7cbe611b668ae1ac032d9c44033b26e9d48100ede8aa01f0b24f657b58335e631383a

        • memory/2100-53-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-50-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-19-0x0000000000400000-0x000000000049A000-memory.dmp

          Filesize

          616KB

        • memory/2100-16-0x0000000000400000-0x000000000049A000-memory.dmp

          Filesize

          616KB

        • memory/2100-20-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-22-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-24-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-35-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-36-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-81-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-80-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-79-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-78-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-77-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-76-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-74-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-71-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-70-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-69-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-68-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-67-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-66-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-65-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-64-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-63-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-62-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-61-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-60-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-59-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-57-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-55-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-54-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-17-0x0000000000400000-0x000000000049A000-memory.dmp

          Filesize

          616KB

        • memory/2100-49-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-18-0x0000000002480000-0x000000000252A000-memory.dmp

          Filesize

          680KB

        • memory/2100-51-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-52-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-48-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-47-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-45-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-43-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-42-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-41-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-40-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-39-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-38-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-37-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-34-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-32-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-33-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-30-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-28-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-29-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-27-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-26-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-75-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-73-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-72-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-58-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-56-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-46-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-44-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-31-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/2100-25-0x0000000002C40000-0x0000000002CF7000-memory.dmp

          Filesize

          732KB

        • memory/3088-0-0x00000000021E0000-0x0000000002232000-memory.dmp

          Filesize

          328KB

        • memory/3088-1-0x0000000000400000-0x000000000045F000-memory.dmp

          Filesize

          380KB

        • memory/3088-13-0x0000000000400000-0x000000000049A000-memory.dmp

          Filesize

          616KB

        • memory/3088-15-0x0000000000400000-0x000000000045F000-memory.dmp

          Filesize

          380KB

        • memory/3088-14-0x00000000021E0000-0x0000000002232000-memory.dmp

          Filesize

          328KB