Overview

overview

10

Static

static

10

17fad4b7dd...28.exe

windows7_x64

10

17fad4b7dd...28.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    4294178s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20220223-en
  • submitted
    05-03-2022 23:45

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General

  • Target

    17fad4b7ddf31e503ede4435c120e53515680b1852f1744afafc101496e0bc28.exe

  • Size

    4.6MB

  • MD5

    22f8192789fbf5538b59f8b4315ff8cd

  • SHA1

    b7d528419b751bd8aef0b86e9430d49c0714453c

  • SHA256

    17fad4b7ddf31e503ede4435c120e53515680b1852f1744afafc101496e0bc28

  • SHA512

    f451dcf0b05f7af9a1fc54a447083e627ad8c79da6eeff7d761efda7f605efb962bf05bf400cc054bd5cac1902d6e22e5cad8476347e52153a760bb3ec71be00

Score
10/10
ransomwarespywarestealer

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\HOW TO RESTORE YOUR FILES.TXT

Ransom Note
Hello! All your files are encrypted, write to me if you want to return your files - I can do it very quickly! Contact me by email: [email protected] or [email protected] The subject line must contain an encryption extension or the name of your company! Do not rename encrypted files, you may lose them forever. You may be a victim of fraud. Free decryption as a guarantee. Send us up to 3 files for free decryption. The total file size should be no more than 1 MB! (not in the archive), and the files should not contain valuable information. (databases, backups, large Excel spreadsheets, etc.) !!! Do not turn off or restart the NAS equipment. This will lead to data loss !!! To contact us, we recommend that you create an email address at protonmail.com or tutanota.com Because gmail and other public email programs can block our messages!

Signatures

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Modifies extensions of user files 7 IoCs

    Ransomware generally changes the extension on encrypted files.

    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 file in Program Files directory 64 IoCs
  • Launches sc.exe

    Sc.exe is a Windows utlilty to control services on the system.

  • Interacts with shadow copies 2 TTPs 1 IoCs

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

    ransomware
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\17fad4b7ddf31e503ede4435c120e53515680b1852f1744afafc101496e0bc28.exe
    "C:\Users\Admin\AppData\Local\Temp\17fad4b7ddf31e503ede4435c120e53515680b1852f1744afafc101496e0bc28.exe"
    1⤵
    • Modifies extensions of user files
    • Drops startup file
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:1716
    • C:\Windows\system32\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\vqohjknttomlopkxfaj.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:788
      • C:\Windows\system32\sc.exe
        SC QUERY
        3⤵
          PID:1696
        • C:\Windows\system32\findstr.exe
          FINDSTR SERVICE_NAME
          3⤵
            PID:1208
        • C:\Windows\system32\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\lgaftabwyewjaw.bat
          2⤵
            PID:1112
          • C:\Windows\system32\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\kuxcxvkqfcoml.bat
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1488
            • C:\Windows\system32\vssadmin.exe
              vssadmin delete shadows /all /quiet
              3⤵
              • Interacts with shadow copies
              PID:1820
          • C:\Windows\system32\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\hsmhseresiqysatky.bat
            2⤵
              PID:2032
          • C:\Windows\system32\vssvc.exe
            C:\Windows\system32\vssvc.exe
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1172

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\kuxcxvkqfcoml.bat
            MD5

            2202e846ba05d7f0bb20adbc5249c359

            SHA1

            4115d2d15614503456aea14db61d71a756cc7b8c

            SHA256

            0965cb8ee38adedd9ba06bdad9220a35890c2df0e4c78d0559cd6da653bf740f

            SHA512

            cd6ce6d89a8e5f75724405bc2694b706819c3c554b042075d5eb47fdb75653235160ac8a85e7425a49d98f25b3886faaaec5599bcf66d20bf6115dc3af4ba9c7

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          • C:\Users\Admin\AppData\Local\Temp\vqohjknttomlopkxfaj.bat
            MD5

            55310bb774fff38cca265dbc70ad6705

            SHA1

            cb8d76e9fd38a0b253056e5f204dab5441fe932b

            SHA256

            1fbdb97893d09d59575c3ef95df3c929fe6b6ddf1b273283e4efadf94cdc802d

            SHA512

            40e5a5e8454ca3eaac36d732550e2c5d869a235e3bbc4d31c4afa038fe4e06f782fa0885e876ad8119be766477fdcc12c1d5d04d53cf6b324e366b5351fc7cd4

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