Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2024 23:41

General

  • Target

    5cdfe7754d8dc0504c3e52eccd3444b19d23576d2bde6d40403a8ac34a7fd006N.exe

  • Size

    208KB

  • MD5

    a63c6effa3db838bf0c899210542d920

  • SHA1

    cdf1fa5146f00f9cfa7e06f80efe529ecade3c14

  • SHA256

    5cdfe7754d8dc0504c3e52eccd3444b19d23576d2bde6d40403a8ac34a7fd006

  • SHA512

    6014a2efce790d945fed41cc7b6201355487b30ec32e88579aefd7197eaf01b94822f42b14038dfee34135383d0cafe63abde045424dc6358541eef4efeab722

  • SSDEEP

    6144:FZWia9ubuBsyGvMwlvaB8Mi5vz9IGePA+hq5:XquCuygMQjd5vJIBP1

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 12 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\5cdfe7754d8dc0504c3e52eccd3444b19d23576d2bde6d40403a8ac34a7fd006N.exe
    "C:\Users\Admin\AppData\Local\Temp\5cdfe7754d8dc0504c3e52eccd3444b19d23576d2bde6d40403a8ac34a7fd006N.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:2528
    • 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:1592

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\AppPatch\svchost.exe

    Filesize

    208KB

    MD5

    023274b4de45046a16ec4ab0363e379a

    SHA1

    0b06df1af9898b0e54e235edf5b92a7f7517677e

    SHA256

    6eaac861c2620ea01a0e7539fce23da413df3d54db22febcbcfcdae3c9c7c016

    SHA512

    340128027f618773ce24005a0d7eb62bb4cfcb0f7fd2bd855c84352feedcb293c7e3803808be6601e9e78c9485842da95e877ce4d7a6dea6b0d7d8b68642024a

  • memory/1592-65-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-43-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-23-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/1592-24-0x0000000000540000-0x00000000005EA000-memory.dmp

    Filesize

    680KB

  • memory/1592-66-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-28-0x0000000000540000-0x00000000005EA000-memory.dmp

    Filesize

    680KB

  • memory/1592-18-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/1592-42-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-32-0x0000000000540000-0x00000000005EA000-memory.dmp

    Filesize

    680KB

  • memory/1592-35-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/1592-63-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-30-0x0000000000540000-0x00000000005EA000-memory.dmp

    Filesize

    680KB

  • memory/1592-40-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-39-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-36-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-49-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-47-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-86-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-85-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-83-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-82-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-80-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-79-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-77-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-76-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-74-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-72-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-71-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-69-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-68-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-27-0x0000000000540000-0x00000000005EA000-memory.dmp

    Filesize

    680KB

  • memory/1592-19-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/1592-34-0x0000000000540000-0x00000000005EA000-memory.dmp

    Filesize

    680KB

  • memory/1592-61-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-60-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-59-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-58-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-56-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-54-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-53-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-51-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-50-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-84-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-81-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-78-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-75-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-73-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-70-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-67-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-64-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-44-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-62-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-57-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-55-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-52-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-48-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-46-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/1592-45-0x0000000002790000-0x0000000002847000-memory.dmp

    Filesize

    732KB

  • memory/2528-22-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2528-2-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2528-1-0x0000000000490000-0x00000000004E2000-memory.dmp

    Filesize

    328KB

  • memory/2528-0-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB

  • memory/2528-21-0x0000000000490000-0x00000000004E2000-memory.dmp

    Filesize

    328KB

  • memory/2528-20-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB