Analysis

  • max time kernel
    95s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/11/2024, 14:35

General

  • Target
    c94b70dff50e69639b0ef1e828621c5fddcf144fea93e27520f48264ddd33273.exe
  • Size 1.4MB
  • Sample241115-ryfweayrcq
  • SHA256 c94b70dff50e69639b0ef1e828621c5fddcf144fea93e27520f48264ddd33273
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Path
  • C:\ProgramData\Adobe\Setup\readme.txt

Ransom Note
  • What's happened? Your corporate network has been encrypted. And that’s not all - we studied and downloaded a lot of your data, many of them have confidential status. If you ignore this incident, we will ensure that your confidential data is widely available to the public. We will make sure that your clients and partners know about everything, and attacks will continue. Some of the data will be sold to scammers who will attack your clients and employees. What's next? You must contact us via qTox to make a deal. To install qTox follow the following instructions: 1. Follow the link to the official release and download the installation file. https://github.com/qTox/qTox/releases/download/v1.17.6/setup-qtox-x86_64-release.exe 2. Open and install setup-qtox-x86_64-release.exe 3. Double-click the qTox shortcut on your desktop. 4. In the username field, enter the name of your company. 5. Create your password and enter it in the password field. 6. Enter your password again in the confirm field 7. Click the "Create Profile" button. 8. In the Add Friends window, in the ToxID field, enter this: 74773DBD4085BA39A1643CFA561488124771BE839961793DA10245560E1F2D3A3DBD566445E8 then click the "Send friend request" button 9. Wait for technical support to contact you. Advantages of dealing with us: 1. We will not mention this incident. 2. You will receive a recovery tool for all your systems that have been encrypted. 3. We guarantee that there will be no data leakage and will delete all your data from our servers. 4. We will provide a security report and give advice on how to prevent similar attacks in the future. 5. We will never attack you again. What not to do: Do not attempt to change or rename any files - this will render them unrecoverable. Do not make any changes until you receive the decryption tool to avoid permanent data damage.
URLs
  • https://github.com/qTox/qTox/releases/download/v1.17.6/setup-qtox-x86_64-release.exe

Signatures

  • Renames multiple (1530) files with added filename extension

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

  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Drops desktop.ini file(s) 28 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

Processes

  • C:\Users\Admin\AppData\Local\Temp\c94b70dff50e69639b0ef1e828621c5fddcf144fea93e27520f48264ddd33273.exe
    "C:\Users\Admin\AppData\Local\Temp\c94b70dff50e69639b0ef1e828621c5fddcf144fea93e27520f48264ddd33273.exe"
    1⤵
    • Drops startup file
    • Drops desktop.ini file(s)
    PID:824

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        readme.txt

        • Path C:\ProgramData\Adobe\Setup\readme.txt
        • Size 1KB
        • SHA256 f051974989e511fcb4740dad18accfd50badb43533711d58fd64f244859da499
        • MD5 SHA1 SHA512

        edbres00001.jrs

        • Path C:\ProgramData\Microsoft\SmsRouter\MessageStore\edbres00001.jrs
        • Size 64KB
        • SHA256 a7b14c21f5b0da340d0547f02e9ff9b9a03ca369389b5a8599cd7c85c074de54
        • MD5 SHA1 SHA512 SSDEEP

        USSres00002.jrs

        • Path C:\Users\Admin\AppData\Local\Comms\UnistoreDB\USSres00002.jrs
        • Size 3.0MB
        • SHA256 dcb1f35f5fe0eafb12d1eac9eac65de88de51ec1595bf19d459160ba7b3ae007
        • MD5 SHA1 SHA512 SSDEEP

        CURRENT

        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extension State\CURRENT
        • Size 104B
        • SHA256 ae17288710c241c392bb402f4ae61a7b36eb02e3ccf0b707db72b564339fd33f
        • MD5 SHA1 SHA512

        MANIFEST-000001.NBA

        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extension State\MANIFEST-000001.NBA
        • Size 129B
        • SHA256 6866170116befb929b284c2b2e6fe9514b67668d590ec127e356a9563834c8ff
        • MD5 SHA1 SHA512

        CURRENT

        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Local Storage\leveldb\CURRENT
        • Size 104B
        • SHA256 a60f71279d1a5795a5000c9eeff031e2db54cb545cd507fc145851559fe5a1ba
        • MD5 SHA1 SHA512

        MANIFEST-000001.NBA

        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Local Storage\leveldb\MANIFEST-000001.NBA
        • Size 129B
        • SHA256 b7d791d1df45ffd174de184a5868855c8bf44a3ab2f8b096d35771e53a429366
        • MD5 SHA1 SHA512

        index

        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Storage\ext\nmmhkkegccagdldgiimedpiccmgmieda\def\Code Cache\js\index
        • Size 112B
        • SHA256 63db4e05a5c35e4b8c9b947899f35d35d5cae8b3bbf68aa4258207861695cbd3
        • MD5 SHA1 SHA512

        CURRENT

        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\CURRENT
        • Size 104B
        • SHA256 12c82694ab6a038bf9d1cd65e02bbf05860b9f2a77cf2fc8feba9cee1e8dc383
        • MD5 SHA1 SHA512

        MANIFEST-000001

        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\MANIFEST-000001
        • Size 129B
        • SHA256 e1e44cc874f454c7350aa0caba3d8121ad93fa4fc6755a4fde8fd2766d1b857d
        • MD5 SHA1 SHA512

        data_0

        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\GrShaderCache\data_0
        • Size 8KB
        • SHA256 8f0d2bd1e7f2026ea93e28a2401096ed7a28932e7310c8078fbf708b6b9e3bc9
        • MD5 SHA1 SHA512 SSDEEP

        data_1

        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\GraphiteDawnCache\data_1
        • Size 264KB
        • SHA256 b061a04d4f83fc67d60777df9722414b3f14e4d8306c58e6d75589d4e9b33de7
        • MD5 SHA1 SHA512 SSDEEP

        data_2

        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\GraphiteDawnCache\data_2
        • Size 8KB
        • SHA256 d7bd83ed196b4dddea54419380577cdbe86aab66d5d4693c454ac21427be4d08
        • MD5 SHA1 SHA512 SSDEEP

        data_3

        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\GraphiteDawnCache\data_3
        • Size 8KB
        • SHA256 7f8068986bf0828f991505094800d6932f265fdd9d4eff61028a237e49eca028
        • MD5 SHA1 SHA512 SSDEEP

        index

        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index
        • Size 112B
        • SHA256 d6bc4b81ec928a501cad670dd1f965ee54490d0770cb500255d142f78bb43c99
        • MD5 SHA1 SHA512

        MANIFEST-000001

        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Data\LevelDB\MANIFEST-000001
        • Size 129B
        • SHA256 9dab26b181d3dff2fee39eaa3585ac165fdcf48460ef650016aa3a03094e5cd5
        • MD5 SHA1 SHA512

        settings.dat

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.AccountsControl_cw5n1h2txyewy\Settings\settings.dat
        • Size 8KB
        • SHA256 332a54c04660e4bb6964d76900063d1abc15477d454187c8a95c3001183698fa
        • MD5 SHA1 SHA512 SSDEEP

        wctA316.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\wctA316.tmp
        • Size 63KB
        • SHA256 d0dcb8c9eb37644dbef898b8725daed1089f3f7b8d6a760888868f52d002ff40
        • MD5 SHA1 SHA512 SSDEEP

        TM02851227[[fn=sist02]].xsl

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Templates\LiveContent\16\Managed\Word Document Bibliography Styles\TM02851227[[fn=sist02]].xsl
        • Size 245KB
        • SHA256 4daaeeec468ce4dedd1f0027643bc3455e8bec83d51945b514a784a52a6c26a4
        • MD5 SHA1 SHA512 SSDEEP

        places.sqlite-shm

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\42vejdix.default-release\places.sqlite-shm
        • Size 32KB
        • SHA256 917c3c334b2854023d34b360a4217be5f6d0ba4ccabfd635c9675c14b808b934
        • MD5 SHA1 SHA512 SSDEEP

        2918063365piupsah.sqlite

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\42vejdix.default-release\storage\permanent\chrome\idb\2918063365piupsah.sqlite
        • Size 48KB
        • SHA256 5bb7283173b5d11ecc30c0ab7505a9f0afccfdacd6bda96afb42ac40e0ec2e0e
        • MD5 SHA1 SHA512 SSDEEP

        memory/824-4409-0x00007FF6FD450000-0x00007FF6FD5B3000-memory.dmp

        memory/824-4439-0x00007FF6FD450000-0x00007FF6FD5B3000-memory.dmp