Analysis

  • max time kernel
    149s
  • 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
    30-10-2024 05:52

General

  • Target

    e1e5a3be2c67ad33bede108a4fcb0486818b655471438480891bd0c6fe2724cc.exe

  • Size

    217KB

  • MD5

    3e782e34e78b11257333e86aec1b79ca

  • SHA1

    7fe878e2799e16b110ce460dd5e4aed3eaf3e61a

  • SHA256

    e1e5a3be2c67ad33bede108a4fcb0486818b655471438480891bd0c6fe2724cc

  • SHA512

    8b90922bd72c25d748ebe428eeccdfce66dcbacf8cd5b515b2cfb12f1308ca48696a067ffe60083fcf421108e91ebf155b376de52ad4f57c8af446cd955e6e34

  • SSDEEP

    6144:IrRaTyDOnlo7eM+mlkWgRXOqobzWjozm2ulYM6Y:asTbzu1glovW4EH6Y

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 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 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e1e5a3be2c67ad33bede108a4fcb0486818b655471438480891bd0c6fe2724cc.exe
    "C:\Users\Admin\AppData\Local\Temp\e1e5a3be2c67ad33bede108a4fcb0486818b655471438480891bd0c6fe2724cc.exe"
    1⤵
    • Modifies WinLogon
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:1532
    • C:\Windows\apppatch\svchost.exe
      "C:\Windows\apppatch\svchost.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Executes dropped EXE
      • Modifies WinLogon
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:440

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\apppatch\svchost.exe

    Filesize

    217KB

    MD5

    6be3bf85e5cd0b06f2fd2839d0267040

    SHA1

    2d089dd6de8a772adb36948cd614ac3f7fdce482

    SHA256

    8c8b32cfc5bed74da85a1ac007642e17984e619e0bba10fcb5e941e36fbe5cc1

    SHA512

    beb3ad573ede00314f1c8cd371de3b07c9a6eeea460cc537b0117bf7ddd328fcc360701f5242f53949fa8ac7e191aafa397ad44b305e1716337426518cef006b

  • memory/440-47-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-24-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-17-0x0000000000400000-0x0000000000589000-memory.dmp

    Filesize

    1.5MB

  • memory/440-18-0x00000000028B0000-0x0000000002958000-memory.dmp

    Filesize

    672KB

  • memory/440-28-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-44-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-46-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-33-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-19-0x0000000000400000-0x0000000000589000-memory.dmp

    Filesize

    1.5MB

  • memory/440-40-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-22-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-20-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-41-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-42-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-78-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-77-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-75-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-73-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-71-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-69-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-67-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-66-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-64-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-62-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-60-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-58-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-57-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-56-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-54-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-55-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-53-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-51-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-50-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-12-0x0000000000400000-0x0000000000589000-memory.dmp

    Filesize

    1.5MB

  • memory/440-30-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-35-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-16-0x0000000000400000-0x0000000000589000-memory.dmp

    Filesize

    1.5MB

  • memory/440-38-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-36-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-34-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-32-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-31-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-29-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-27-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-79-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-26-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-76-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-74-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-72-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-70-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-68-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-65-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-63-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-25-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-61-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-59-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-52-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-49-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-48-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-45-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-43-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-39-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/440-37-0x0000000002D00000-0x0000000002DB6000-memory.dmp

    Filesize

    728KB

  • memory/1532-1-0x0000000002310000-0x0000000002361000-memory.dmp

    Filesize

    324KB

  • memory/1532-15-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/1532-2-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/1532-0-0x0000000000400000-0x0000000000589000-memory.dmp

    Filesize

    1.5MB

  • memory/1532-14-0x0000000002310000-0x0000000002361000-memory.dmp

    Filesize

    324KB

  • memory/1532-13-0x0000000000400000-0x0000000000589000-memory.dmp

    Filesize

    1.5MB