Analysis

  • max time kernel
    120s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-01-2025 09:20

General

  • Target

    69cd4651764d0181f1c3847878f16b140290165b6614041299e25ab25ca8b8ab.exe

  • Size

    208KB

  • MD5

    3a32435f55893c2aa8b8e9f318c5e837

  • SHA1

    918459b2c0fec92337aa8f70e215d77f645997c3

  • SHA256

    69cd4651764d0181f1c3847878f16b140290165b6614041299e25ab25ca8b8ab

  • SHA512

    84115d211e8660d9a1edb529f7237d625f7b5931ef17c6eac3364445b2b303176a37e4fec98472ab2a9158c649fda1f8f16a3f4f48d78c4b8c6aeabdf61f155e

  • SSDEEP

    6144:nZWia9ubuBsyGvMwlvaB8Mi5vz9IGePA+hq5O:ZquCuygMQjd5vJIBP1z

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 16 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\69cd4651764d0181f1c3847878f16b140290165b6614041299e25ab25ca8b8ab.exe
    "C:\Users\Admin\AppData\Local\Temp\69cd4651764d0181f1c3847878f16b140290165b6614041299e25ab25ca8b8ab.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:1156
    • 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:4000

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Low\IE\4M3XSGRV\login[2].htm

    Filesize

    168B

    MD5

    d57e3a550060f85d44a175139ea23021

    SHA1

    2c5cb3428a322c9709a34d04dd86fe7628f8f0a6

    SHA256

    43edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c

    SHA512

    0364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Low\IE\M7CH13OB\login[1].htm

    Filesize

    162B

    MD5

    4f8e702cc244ec5d4de32740c0ecbd97

    SHA1

    3adb1f02d5b6054de0046e367c1d687b6cdf7aff

    SHA256

    9e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a

    SHA512

    21047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f

  • C:\Windows\apppatch\svchost.exe

    Filesize

    208KB

    MD5

    94c8e96820cdbef501751ee5fab02730

    SHA1

    b9eef66d1354e382842cc392250092d12433c9aa

    SHA256

    0a96f249b39bc93e92b2c84e6e2c40f7d45d268f2f2709c7b35c4332a85481e7

    SHA512

    6be09827da3671b2e0c3c690a650d79d30c099d11e7bea537032f6336c6049284f5f526b5788de95ae5fb6aeaa9eb8f71d79324ffebea234eedf23405639f8e1

  • memory/1156-0-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/1156-1-0x00000000021E0000-0x0000000002232000-memory.dmp

    Filesize

    328KB

  • memory/1156-2-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/1156-16-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/1156-18-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/1156-17-0x00000000021E0000-0x0000000002232000-memory.dmp

    Filesize

    328KB

  • memory/4000-64-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-60-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-19-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/4000-20-0x0000000002470000-0x000000000251A000-memory.dmp

    Filesize

    680KB

  • memory/4000-21-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/4000-22-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-24-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-26-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-33-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-40-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-72-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-74-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-81-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-80-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-79-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-78-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-77-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-76-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-75-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-73-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-71-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-70-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-69-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-68-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-67-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-66-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-65-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-14-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/4000-63-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-62-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-61-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-15-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/4000-59-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-57-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-56-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-55-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-54-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-53-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-52-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-51-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-50-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-49-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-48-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-47-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-46-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-45-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-44-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-42-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-41-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-39-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-38-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-37-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-36-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-35-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-34-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-32-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-30-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-31-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-58-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-43-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-29-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-28-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB

  • memory/4000-27-0x0000000002C40000-0x0000000002CF7000-memory.dmp

    Filesize

    732KB