Overview

overview

10

Static

static

3

630f0ff24a...ed.exe

windows7-x64

10

630f0ff24a...ed.exe

windows10-2004-x64

10

630f0ff24a...ed.exe

windows11-21h2-x64

9

Resubmissions

05-01-2024 21:06

240105-zx7azaafbl 10

05-01-2024 21:06

240105-zxpe6abgh4 10

31-12-2023 03:06

231231-dlwjfaeban 10

Analysis

  • max time kernel
    604s
  • max time network
    614s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2023 03:06

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General

  • Target

    630f0ff24aeeae0c8f04383f3e193ac541ff07d371c584d1d8b2aa1f1d6492ed.exe

  • Size

    225KB

  • MD5

    3a087bb7ce04eef64a82958ee3507548

  • SHA1

    ee0a57ac86e2d6e87e8a29109c984a44aab53296

  • SHA256

    630f0ff24aeeae0c8f04383f3e193ac541ff07d371c584d1d8b2aa1f1d6492ed

  • SHA512

    4b314dd8b1992994b8194b6e729055feafb64f873b53289537a3d81f8a54929f5fc9a32bc134ffa3c44a71d7a7ded2f99af77459e3e186d7ccfadbba1747904e

  • SSDEEP

    3072:n6syAG2L/wgMrxFSbY3Fq5dQWQC0F0+aLTZtjaPPZMtcdlrRMC/p2wc:6iG2EgwFSc3U5dv0FOTDaPPZME9Bc

Score
10/10
contiransomwarespywarestealer

Malware Config

Extracted

Path

C:\Program Files (x86)\readme.txt

Family

conti

Ransom Note
All of your files are currently encrypted by CONTI strain. As you know (if you don't - just "google it"), all of the data that has been encrypted by our software cannot be recovered by any means without contacting our team directly. If you try to use any additional recovery software - the files might be damaged, so if you are willing to try - try it on the data of the lowest value. To make sure that we REALLY CAN get your data back - we offer you to decrypt 2 random files completely free of charge. You can contact our team directly for further instructions through our email : [email protected] YOU SHOULD BE AWARE! Just in case, if you try to ignore us. We've downloaded a pack of your internal data and are ready to publish it on out news website if you do not respond. So it will be better for both sides if you contact us as soon as possible. ---BEGIN ID--- J5Ya0sqV8yTFEJewcAynOOxiah4i8ZHRqr7rkcqYUtcX9JkezMBozRNBUU4LJ0qx ---END ID---

Signatures

  • Conti Ransomware

    Ransomware generally thought to be a successor to Ryuk.

    ransomwareconti
  • Renames multiple (7358) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Drops desktop.ini file(s) 31 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\630f0ff24aeeae0c8f04383f3e193ac541ff07d371c584d1d8b2aa1f1d6492ed.exe
    "C:\Users\Admin\AppData\Local\Temp\630f0ff24aeeae0c8f04383f3e193ac541ff07d371c584d1d8b2aa1f1d6492ed.exe"
    1⤵
    • Drops startup file
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5036
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{C87AF0B5-1B24-46C0-BFF7-76F807B4F114}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1688
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{C87AF0B5-1B24-46C0-BFF7-76F807B4F114}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1460
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3048

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\readme.txt
    Filesize

    976B

    MD5

    da0c9fcd74e70fc996d8a7b00f84b65c

    SHA1

    095aba88a247ab670c9a566db276d8f7132a1921

    SHA256

    86b7154f594c59245edd306ad0fd9a398b9f2966437a786a9a35b5d4f49f5b04

    SHA512

    146c830f2fdc194b845202b710a03ac202e926cc58b57006d06441bacbb273ffaf2e5baf8811eb4745fd5e4296855abe75f5164782fc20f99775cfb16acbf4ea

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