Overview

overview

10

Static

static

3

17bf10e4dd...bd.exe

windows7-x64

10

17bf10e4dd...bd.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/10/2023, 14:00

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General

  • Target

    17bf10e4dd21565658610824afa990f2f474c39a396510701425ef740343fdbd.exe

  • Size

    138KB

  • MD5

    254df705ae1572e5bb33fdf9bdd38bb6

  • SHA1

    3d40b40f626cae4d3499e72288cfdfe409df72ac

  • SHA256

    17bf10e4dd21565658610824afa990f2f474c39a396510701425ef740343fdbd

  • SHA512

    60ba12b65eca7387733707eb27a39c076e9a0d3945555638262030b3bd32e8dd1d584ec59bcce26d96ef217f08a06c582289914229c19ad857ddde789474bf17

  • SSDEEP

    3072:MbvdlTga8za7/aApO6fCR6kMgoXpOpo7KqXd4ljqEJSfMKRuF2f0xsxT626f/GAo:MDppOabdUj1J+MKRaKPLAm3zRd

Score
10/10
ransomwarespywarestealer

Malware Config

Extracted

Path

C:\Program Files (x86)\README ELECTRONIC.txt

Ransom Note
Electronic Ransmoware ATTENTION! At the moment, your system is not protected. We can fix itand restore files. To get started, send a file to decrypt trial. You can trust us after opening the test file. 2.Do not use free programs to unlock. To restore the system write to both : [email protected] and [email protected] Telegram id:@mgam161 Your Decryption ID: 142B4BFB2B4FD9BD

Signatures

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Renames multiple (7760) files with added filename extension

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

    ransomware
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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) 1 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 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\17bf10e4dd21565658610824afa990f2f474c39a396510701425ef740343fdbd.exe
    "C:\Users\Admin\AppData\Local\Temp\17bf10e4dd21565658610824afa990f2f474c39a396510701425ef740343fdbd.exe"
    1⤵
    • Checks computer location settings
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4520
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4780
      • C:\Windows\system32\vssadmin.exe
        vssadmin.exe delete shadows /all /quiet
        3⤵
        • Interacts with shadow copies
        PID:548
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2484
  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
    1⤵
      PID:2024
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2916

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      424B

      MD5

      771c185bef12d25590f660e626f75c8d

      SHA1

      58b5ba8fdfe8536324ee29f1db014a8011b9c665

      SHA256

      64d1a92068aa43e8d666a9f06984975287af4f879a841cbff2e6e2777c1386e6

      SHA512

      db4e6515a47c4782222c178af8fa67be37cc7d4cdb2add717cc347f9e6ab45b78da934d358384f8bc46573ab803c5133158f26ab22606eac07d6de238049cad6

      Download Submit

    • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\StartUnifiedTileModelCache.dat
      Filesize

      14KB

      MD5

      b979ecb221ff0e6ae7444c43e77f968d

      SHA1

      fd2050ffce4aefb244865005e0d158d087d15625

      SHA256

      a5d16aca933e19af62225a8433a8e56befaeda17d2bf4a5fad22a591da6b0adc

      SHA512

      00b3a62df340570daa1152fad3306194a90b23b363b05c36a26062a6ba4c422e21d4b97676e30f2e4dc1d53a46bbf21020bb47f05677cc272d45ad6f6e0a9586

      Download Submit

    • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\StartUnifiedTileModelCache.dat
      Filesize

      14KB

      MD5

      f70bc659b30a4783b52476bacfc35b52

      SHA1

      94adde432bf040738812184a952e5bc636dea1b7

      SHA256

      a220e85f247ad87cef9e61ab6748ab4a7711df4de484ceff6f0b60c8b75131b8

      SHA512

      2175e96c586f828befbd704166a8f7a4637377a87971a7b2d646cd3bb46db8b87c616653037084a8381d2ab4f1d0dfb3c98ac3cae8ca3a1a124fed75fc45acc1

      Download Submit