Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    24/12/2024, 01:34

General

  • Target

    c6c5b6f4c522f4b545c92e64a87464ad08b7c050be4bd2e014f0989b9c273857.exe

  • Size

    208KB

  • MD5

    e2832d5706ead3c58ab025c008dd5577

  • SHA1

    4b47871092c958254fe545bf16425f0335f86035

  • SHA256

    c6c5b6f4c522f4b545c92e64a87464ad08b7c050be4bd2e014f0989b9c273857

  • SHA512

    7c67cfd8a9145f24ff46b9771162e30354d897e04ea670208e63575e01e4058ff8ccff77bfc42acbb7e6c9cc603c1337233e1a298e32eb55621b32fe5b99e66f

  • SSDEEP

    6144:gZWia9ubuBsyGvMwlvaB8Mi5vz9IGePA+hq5O:uquCuygMQjd5vJIBP1T

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 2 IoCs
  • Modifies WinLogon 2 TTPs 1 IoCs
  • Drops file in Program Files directory 15 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\c6c5b6f4c522f4b545c92e64a87464ad08b7c050be4bd2e014f0989b9c273857.exe
    "C:\Users\Admin\AppData\Local\Temp\c6c5b6f4c522f4b545c92e64a87464ad08b7c050be4bd2e014f0989b9c273857.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:1668
    • 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:2816

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\SFIJ3TBP\login[1].htm

          Filesize

          162B

          MD5

          4f8e702cc244ec5d4de32740c0ecbd97

          SHA1

          3adb1f02d5b6054de0046e367c1d687b6cdf7aff

          SHA256

          9e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a

          SHA512

          21047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f

        • C:\Windows\AppPatch\svchost.exe

          Filesize

          208KB

          MD5

          fd498dfac170476464087122e88bc30d

          SHA1

          ab27f3b0908427295c919054eabb8b7e2c4ba09c

          SHA256

          8156464f0742a7464a0b8d907f488f324acde937817b55f3fd875cdc57541489

          SHA512

          c3907179706a26f8bcb9288bc827c6f1ced6508f3f6cc529c51e40b2fc7e9eaef9fd4fa56873af4d5ff7910d181b88beb11cc26584932617f637a35592a8d266

        • memory/1668-0-0x0000000000400000-0x000000000048D000-memory.dmp

          Filesize

          564KB

        • memory/1668-1-0x0000000000240000-0x0000000000292000-memory.dmp

          Filesize

          328KB

        • memory/1668-2-0x0000000000400000-0x000000000045F000-memory.dmp

          Filesize

          380KB

        • memory/1668-22-0x0000000000400000-0x000000000045F000-memory.dmp

          Filesize

          380KB

        • memory/1668-21-0x0000000000240000-0x0000000000292000-memory.dmp

          Filesize

          328KB

        • memory/1668-20-0x0000000000400000-0x000000000048D000-memory.dmp

          Filesize

          564KB

        • memory/2816-18-0x0000000000400000-0x000000000048D000-memory.dmp

          Filesize

          564KB

        • memory/2816-19-0x0000000000400000-0x000000000048D000-memory.dmp

          Filesize

          564KB

        • memory/2816-23-0x0000000000400000-0x000000000048D000-memory.dmp

          Filesize

          564KB

        • memory/2816-24-0x00000000021E0000-0x000000000228A000-memory.dmp

          Filesize

          680KB

        • memory/2816-32-0x00000000021E0000-0x000000000228A000-memory.dmp

          Filesize

          680KB

        • memory/2816-34-0x00000000021E0000-0x000000000228A000-memory.dmp

          Filesize

          680KB

        • memory/2816-35-0x0000000000400000-0x000000000048D000-memory.dmp

          Filesize

          564KB

        • memory/2816-30-0x00000000021E0000-0x000000000228A000-memory.dmp

          Filesize

          680KB

        • memory/2816-28-0x00000000021E0000-0x000000000228A000-memory.dmp

          Filesize

          680KB

        • memory/2816-26-0x00000000021E0000-0x000000000228A000-memory.dmp

          Filesize

          680KB

        • memory/2816-38-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-36-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-40-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-45-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-43-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-52-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-86-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-84-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-83-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-82-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-81-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-80-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-79-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-77-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-76-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-75-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-74-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-73-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-72-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-71-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-70-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-69-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-67-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-66-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-65-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-64-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-63-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-62-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-61-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-60-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-59-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-57-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-56-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-55-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-53-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-51-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-50-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-49-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-48-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-47-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-85-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-46-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-78-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-44-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-68-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-42-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-58-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB

        • memory/2816-54-0x0000000002850000-0x0000000002907000-memory.dmp

          Filesize

          732KB