Analysis

  • max time kernel
    150s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/11/2024, 20:22

General

  • Target

    1eea92d67f60d54a54330135d6743974df43df4adff7988809d446407d42b192.exe

  • Size

    215KB

  • MD5

    7fbeac7cdda0d4f00a09b3aed520e8de

  • SHA1

    f11a86166b253b3e18b2721a868fbf0209a88999

  • SHA256

    1eea92d67f60d54a54330135d6743974df43df4adff7988809d446407d42b192

  • SHA512

    790c61c694d74e6d88325a5da861bf8d6022a2072bb61ea617f4e390ea0cf9a78b28dd97f0ff1282b8678c83d7c2e1b0081dfa821a7baea9e668ea1189176e7b

  • SSDEEP

    6144:rJcxlKhSGoqTecGy9+hAu7//QnSrMhcZEps:rS8hbTiyqA4QnSQhcZ8s

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 20 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\1eea92d67f60d54a54330135d6743974df43df4adff7988809d446407d42b192.exe
    "C:\Users\Admin\AppData\Local\Temp\1eea92d67f60d54a54330135d6743974df43df4adff7988809d446407d42b192.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:1416
    • 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:3376

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Low\IE\F83BAVQM\login[2].htm

    Filesize

    168B

    MD5

    d57e3a550060f85d44a175139ea23021

    SHA1

    2c5cb3428a322c9709a34d04dd86fe7628f8f0a6

    SHA256

    43edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c

    SHA512

    0364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Low\IE\OQ7ENQKK\login[1].htm

    Filesize

    162B

    MD5

    4f8e702cc244ec5d4de32740c0ecbd97

    SHA1

    3adb1f02d5b6054de0046e367c1d687b6cdf7aff

    SHA256

    9e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a

    SHA512

    21047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f

  • C:\Windows\apppatch\svchost.exe

    Filesize

    215KB

    MD5

    89c34e4f22a19641c5e56a04ac5eb7fd

    SHA1

    9f938238dfba44ac05f8196e2e6c81f0bbb77315

    SHA256

    1803a4e9668f2724c0cacf4d8ffdd48215afb5cc8e4728684080e00f3f35077e

    SHA512

    5c4679abfcbce6876d9e6a12b959370b2e3b8674bf93fe7bf8a8d18686606d01e0b064ebbe54c42fceb0d2fff322bcd50ddc25a8466f05eb7e8e285e35580240

  • memory/1416-0-0x0000000000640000-0x0000000000643000-memory.dmp

    Filesize

    12KB

  • memory/1416-1-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/1416-14-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/1416-16-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/1416-15-0x0000000000640000-0x0000000000643000-memory.dmp

    Filesize

    12KB

  • memory/3376-13-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3376-17-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3376-18-0x0000000002A00000-0x0000000002AAA000-memory.dmp

    Filesize

    680KB

  • memory/3376-19-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3376-20-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-22-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-24-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-47-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-58-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-81-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-80-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-78-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-77-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-76-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-75-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-74-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-73-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-72-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-71-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-70-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-69-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-68-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-67-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-66-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-65-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-64-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-61-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-62-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-60-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-59-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-57-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-56-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-55-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-54-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-53-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-52-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-51-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-50-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-49-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-48-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-46-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-43-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-45-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-44-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-41-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-42-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-40-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-39-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-38-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-37-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-36-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-34-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-33-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-32-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-28-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-30-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-29-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-27-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-26-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-79-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-63-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-35-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-31-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB

  • memory/3376-25-0x0000000002BB0000-0x0000000002C67000-memory.dmp

    Filesize

    732KB