Analysis

  • max time kernel
    120s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-01-2025 02:48

General

  • Target

    e1630b65c6796be13019e9d4fe9a1237c2e849be91e89e0e2beda6e0d095a4d3.exe

  • Size

    211KB

  • MD5

    fde644d4ecfe7654beeb60810ce600b3

  • SHA1

    d06e3f4c6f8c3a62acbfe42c8c67efe68528aa6c

  • SHA256

    e1630b65c6796be13019e9d4fe9a1237c2e849be91e89e0e2beda6e0d095a4d3

  • SHA512

    e52228a5f3da0163a9f40bbca49ce78d50e0dcb895df91380bc421dbca8341c9f2ca59ed8b370662dd291ec1e4c3674953914e2e07f5f9ac7b8246764b83b487

  • SSDEEP

    6144:KrMoyX6dxajoPXA1nriwrw1cfCOSJcAbx:gysxVY1nZ+bx

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
  • Modifies WinLogon 2 TTPs 1 IoCs
  • Drops file in Program Files directory 5 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\e1630b65c6796be13019e9d4fe9a1237c2e849be91e89e0e2beda6e0d095a4d3.exe
    "C:\Users\Admin\AppData\Local\Temp\e1630b65c6796be13019e9d4fe9a1237c2e849be91e89e0e2beda6e0d095a4d3.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:3364
    • 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:2168

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\apppatch\svchost.exe

    Filesize

    211KB

    MD5

    199d650a3818370b072359483cbf4efb

    SHA1

    1ac509db8362f426a9ef6dbc2d1dfc90b1aea3c6

    SHA256

    0e679207fc8b2f7f3ea20f88b3ac6e84b56b813f6a534854761913cbca9e11ba

    SHA512

    55bd5e82aee6a3a6138d0c793a34865d199bbfb0b1eba33819048e35c7d4282a5cfc71471f1724e7b25da8935dc2d9cb278a8526960b6cfb808ec9f0859cbfe9

  • memory/2168-60-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-22-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-19-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2168-20-0x0000000002A00000-0x0000000002AAA000-memory.dmp

    Filesize

    680KB

  • memory/2168-27-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-57-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-59-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-58-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-21-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2168-56-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-26-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-24-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-37-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-43-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-81-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-80-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-79-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-78-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-77-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-75-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-74-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-73-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-72-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-71-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-70-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-69-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-68-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-67-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-66-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-65-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-64-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-63-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-62-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-14-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2168-51-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-61-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-15-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/2168-55-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-54-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-53-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-52-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-50-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-48-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-49-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-47-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-46-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-42-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-45-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-44-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-41-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-40-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-39-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-38-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-36-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-35-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-33-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-34-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-32-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-31-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-30-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-29-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-28-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/2168-76-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3364-1-0x00000000021E0000-0x0000000002232000-memory.dmp

    Filesize

    328KB

  • memory/3364-18-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/3364-2-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/3364-0-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/3364-16-0x0000000000400000-0x0000000000492000-memory.dmp

    Filesize

    584KB

  • memory/3364-17-0x00000000021E0000-0x0000000002232000-memory.dmp

    Filesize

    328KB