Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-01-2025 07:39

General

  • Target

    cb32998134c29e6306cce8153aff1c8ba29781c46dc67e1f32c6b29c00b7ae6e.exe

  • Size

    208KB

  • MD5

    24f60b6f05b0a2248a25da56c729175a

  • SHA1

    88462ccedd7157172d14de1a3f43b1d69dfea77d

  • SHA256

    cb32998134c29e6306cce8153aff1c8ba29781c46dc67e1f32c6b29c00b7ae6e

  • SHA512

    de3fe60321e79f112b819dac4697eff4d2dff4cc481735fa5c1201b194b15d84022df25c8df3a2a97c6b230305caf9397ed3ecd38651fc072f53a79dbad1cce6

  • SSDEEP

    6144:1ZWia9ubuBsyGvMwlvaB8Mi5vz9IGePA+hq56:HquCuygMQjd5vJIBP1p

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 14 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\cb32998134c29e6306cce8153aff1c8ba29781c46dc67e1f32c6b29c00b7ae6e.exe
    "C:\Users\Admin\AppData\Local\Temp\cb32998134c29e6306cce8153aff1c8ba29781c46dc67e1f32c6b29c00b7ae6e.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:1888
    • 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:996

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\apppatch\svchost.exe

    Filesize

    208KB

    MD5

    58a91f4273854c929b8d3936de2e11df

    SHA1

    26676512758ed7a1feb73b922a7d84ca0a75dee9

    SHA256

    7bd386285dbd1674f07aa2bbd0349618642c9553e75c8644ac400047e77d398d

    SHA512

    eb452c12883f14aed27c7959dfa1f03b8151387000419eec85983b6f612371d124c63a9532b89b3c1619872c27414029819bbfcaae84aa78d7d29fd5ac7da63f

  • memory/996-61-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-22-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-19-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/996-20-0x0000000002A40000-0x0000000002AEA000-memory.dmp

    Filesize

    680KB

  • memory/996-30-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-59-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-60-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-27-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-21-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/996-58-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-26-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-24-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-43-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-44-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-81-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-80-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-79-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-78-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-77-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-76-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-75-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-74-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-73-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-72-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-70-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-69-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-68-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-67-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-66-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-65-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-64-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-63-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-62-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-14-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/996-34-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-57-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-15-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/996-56-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-55-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-54-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-53-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-52-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-51-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-50-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-49-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-48-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-47-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-46-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-45-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-40-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-42-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-41-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-39-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-38-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-37-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-36-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-35-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-33-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-32-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-31-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-71-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-29-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/996-28-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/1888-1-0x0000000002200000-0x0000000002252000-memory.dmp

    Filesize

    328KB

  • memory/1888-18-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/1888-2-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/1888-0-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/1888-17-0x0000000002200000-0x0000000002252000-memory.dmp

    Filesize

    328KB

  • memory/1888-16-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB