Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    13-01-2025 16:59

General

  • Target

    0169a5e5259e24a89794ecadc622579d19f46fc4f61e0f9fd6e23a75c800a376.exe

  • Size

    217KB

  • MD5

    8237e19d89917665d5b8f874ea0b5894

  • SHA1

    2943f806c9329589c8016c6f270370963ff0cb35

  • SHA256

    0169a5e5259e24a89794ecadc622579d19f46fc4f61e0f9fd6e23a75c800a376

  • SHA512

    3d4257b2731bb29cb55a83a6349bfaff78ae7775e210e189d14cf44fd98544f416805bea979739715c63f98a8ebe413a454155317950a6ddc0a73687ef9460cb

  • SSDEEP

    6144:KnyiqVQBf0EaIp8fkTJJsK1eEzEB1XjrkXbB:LEdp8csKpE7XXo

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 family
  • simda

    Simda is an infostealer written in C++.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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 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\0169a5e5259e24a89794ecadc622579d19f46fc4f61e0f9fd6e23a75c800a376.exe
    "C:\Users\Admin\AppData\Local\Temp\0169a5e5259e24a89794ecadc622579d19f46fc4f61e0f9fd6e23a75c800a376.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:1736
    • 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:3000

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Windows\AppPatch\svchost.exe

    Filesize

    217KB

    MD5

    ba2861629fbe23ff1558c66adaa35baf

    SHA1

    9dc83536e24442fbd7b929a57ad825b7854bf0bb

    SHA256

    4ec4cbe5ece22707b9f59e4072f497ff52669ba65d9870e6e35196d42613027f

    SHA512

    703d11ce50efe0c093b7b66b74681b1b24a757c4373eb9de59f5c88b34e5ad72475ae9b659986f4bde90d8e9e1e2ada67b272c432a8b5c1ac789b832f9ea87ef

  • memory/1736-0-0x0000000000260000-0x0000000000263000-memory.dmp

    Filesize

    12KB

  • memory/1736-1-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/1736-15-0x0000000000260000-0x0000000000263000-memory.dmp

    Filesize

    12KB

  • memory/1736-16-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/1736-14-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/3000-17-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/3000-18-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/3000-19-0x0000000002320000-0x00000000023CA000-memory.dmp

    Filesize

    680KB

  • memory/3000-23-0x0000000002320000-0x00000000023CA000-memory.dmp

    Filesize

    680KB

  • memory/3000-29-0x0000000002320000-0x00000000023CA000-memory.dmp

    Filesize

    680KB

  • memory/3000-30-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/3000-27-0x0000000002320000-0x00000000023CA000-memory.dmp

    Filesize

    680KB

  • memory/3000-25-0x0000000002320000-0x00000000023CA000-memory.dmp

    Filesize

    680KB

  • memory/3000-21-0x0000000002320000-0x00000000023CA000-memory.dmp

    Filesize

    680KB

  • memory/3000-31-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-33-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-36-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-37-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-56-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-83-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-82-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-81-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-80-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-79-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-78-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-77-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-76-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-75-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-74-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-72-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-71-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-70-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-69-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-68-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-67-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-66-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-65-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-64-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-63-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-62-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-61-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-60-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-59-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-58-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-55-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-54-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-53-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-52-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-51-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-50-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-49-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-48-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-47-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-46-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-45-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-43-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-42-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-41-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-40-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-39-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-73-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-38-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-57-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB

  • memory/3000-44-0x00000000024D0000-0x0000000002587000-memory.dmp

    Filesize

    732KB