Overview

overview

10

Static

static

3

c530fd188c...a1.exe

windows7-x64

10

c530fd188c...a1.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    95s
  • max time network
    110s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-09-2024 14:35

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General

  • Target

    c530fd188ca29e6de73d3313d7f0a578abd70eaaa314a6b186c062b60f0065a1.exe

  • Size

    511KB

  • MD5

    ebdf82913e04b55207529376c67c678f

  • SHA1

    7c6c6ba3f97b46c37d01a8645040d7689fb6fe8d

  • SHA256

    c530fd188ca29e6de73d3313d7f0a578abd70eaaa314a6b186c062b60f0065a1

  • SHA512

    7c4e8cc55cf26d5c399e2adc21ddd3f5b2c25c4c08caf572202336292904de85be0ce3f2013c0a114bcff9903f656c44ad550da7ade03690fb8b38b0bdd8d5e9

  • SSDEEP

    3072:WTvD23a5c8ZAdvMVNel1P/OJpAGiVBzoCeRZdxOnHiF2GBh3RkiBRK9:QvD23a5c8ZY1P/Yad7e2uHP3K

Score
10/10
conticredential_accessdiscoveryransomwarespywarestealer

Malware Config

Extracted

Path

C:\ProgramData\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 website : TOR VERSION : (you should download and install TOR browser first https://torproject.org) http://contirecj4hbzmyzuydyzrvm2c65blmvhoj2cvf25zqj2dwrrqcq5oad.onion/ HTTPS VERSION : https://contirecovery.top/ 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--- NXR9XClwrrvBhYCUBbghiXLYcoV4ZvFK9nG5ROLAAeRJ5fjzy59fF1FGFZftJ1fE ---END ID---
URLs

http://contirecj4hbzmyzuydyzrvm2c65blmvhoj2cvf25zqj2dwrrqcq5oad.onion/

https://contirecovery.top/

Signatures

  • Conti Ransomware

    Ransomware generally thought to be a successor to Ryuk.

    ransomwareconti
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

    credential_accessstealer
  • Renames multiple (7372) files with added filename extension

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

    ransomware
  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

    credential_accessstealer
  • 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
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

    discovery
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • 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\c530fd188ca29e6de73d3313d7f0a578abd70eaaa314a6b186c062b60f0065a1.exe
    "C:\Users\Admin\AppData\Local\Temp\c530fd188ca29e6de73d3313d7f0a578abd70eaaa314a6b186c062b60f0065a1.exe"
    1⤵
    • Drops startup file
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4992
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{70143ADF-5466-4A13-84A7-BA59735813EC}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3464
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{70143ADF-5466-4A13-84A7-BA59735813EC}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2108
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2440

Network

MITRE ATT&CK Enterprise v15

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Downloads

  • C:\ProgramData\readme.txt
    Filesize

    1KB

    MD5

    b09421db407d07cecd7aaa502f3d3285

    SHA1

    8eabdcbb000e14771f6fefac998eb561195dc940

    SHA256

    95d94695f3c26ca2000a047d2d272a4552d452c8b3e6e3371ac427b3a43db30a

    SHA512

    455e6a0494a640b4079e3b635e6d4311a55af3110f41de2c0e14c6e909d24d9839f123155a7b712012b6cc60838605857565ac7a6571dcef935a8eca7604460b

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