Analysis

  • max time kernel
    120s
  • max time network
    115s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 21:01

General

  • Target

    aaed7210bf7cdf997dc4a8a409e80e658dded259ec1c32193f6dad6ab5c2b5f7N.exe

  • Size

    208KB

  • MD5

    70c6b88135d9beb37c1d8dce5a621be0

  • SHA1

    87d03192463444a941f26ff7e2aaa77649a418b5

  • SHA256

    aaed7210bf7cdf997dc4a8a409e80e658dded259ec1c32193f6dad6ab5c2b5f7

  • SHA512

    e5cf626649dec02ec55925d14ce11cec17356e19c9c49bcc16b1b10690138b340b667aa6f0937aeab2429bf25a07e4202ef943089d9821847a2474713f9a118d

  • SSDEEP

    6144:iZWia9ubuBsyGvMwlvaB8Mi5vz9IGePA+hq56:gquCuygMQjd5vJIBP1p

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 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 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\aaed7210bf7cdf997dc4a8a409e80e658dded259ec1c32193f6dad6ab5c2b5f7N.exe
    "C:\Users\Admin\AppData\Local\Temp\aaed7210bf7cdf997dc4a8a409e80e658dded259ec1c32193f6dad6ab5c2b5f7N.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:1088
    • 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:3528

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    168B

    MD5

    d57e3a550060f85d44a175139ea23021

    SHA1

    2c5cb3428a322c9709a34d04dd86fe7628f8f0a6

    SHA256

    43edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c

    SHA512

    0364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063

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

    Filesize

    162B

    MD5

    4f8e702cc244ec5d4de32740c0ecbd97

    SHA1

    3adb1f02d5b6054de0046e367c1d687b6cdf7aff

    SHA256

    9e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a

    SHA512

    21047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f

  • C:\Windows\apppatch\svchost.exe

    Filesize

    208KB

    MD5

    46e894b2d7e6009b94579f37d0ab81d0

    SHA1

    ecabc6b2681812d098c4d7d69e3f628103a3c9a6

    SHA256

    13d52936548b45b38198b53badad38e8abf0b09b003f6fe1f4391c6e79a257ad

    SHA512

    a2b729e11980df1116d5eb1386065298bd6b215a72e7ee91f2b45870cd1e20eca9e8977fda22c8c88d799bdbfc35bedfae2654902d86ca0997bebdb042e74baa

  • memory/1088-0-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/1088-1-0x0000000002200000-0x0000000002252000-memory.dmp

    Filesize

    328KB

  • memory/1088-2-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/1088-18-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/1088-17-0x0000000002200000-0x0000000002252000-memory.dmp

    Filesize

    328KB

  • memory/1088-16-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/3528-62-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-58-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-19-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/3528-20-0x0000000002A40000-0x0000000002AEA000-memory.dmp

    Filesize

    680KB

  • memory/3528-21-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/3528-22-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-26-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-24-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-34-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-42-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-81-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-80-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-79-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-78-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-77-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-76-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-75-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-74-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-72-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-71-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-70-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-69-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-68-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-67-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-66-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-64-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-63-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-14-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/3528-61-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-60-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-59-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-15-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/3528-57-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-56-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-55-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-54-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-53-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-52-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-51-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-50-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-48-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-47-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-46-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-45-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-44-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-43-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-41-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-40-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-39-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-38-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-37-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-36-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-35-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-33-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-32-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-29-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-28-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-73-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-65-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-49-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-31-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-30-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB

  • memory/3528-27-0x0000000002BF0000-0x0000000002CA7000-memory.dmp

    Filesize

    732KB