Overview

overview

10

Static

static

10

fd38135703...06.exe

windows7-x64

10

fd38135703...06.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    27s
  • max time network
    20s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    07-11-2022 07:53

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General

  • Target

    fd38135703ae116b97b4b0bc6725b70fd6cf669eaa26ac949163c80541452006.exe

  • Size

    4.5MB

  • MD5

    8c6c20872fa86464f5b08fc736c373f1

  • SHA1

    1a32650d8017387716478223097806a8c1310984

  • SHA256

    fd38135703ae116b97b4b0bc6725b70fd6cf669eaa26ac949163c80541452006

  • SHA512

    3e9564be303dc94fb270791d736f4bfffcf93a2e7e1f04d6ce6ab2b659341b641ab56688d12b260a7f910238e7ccc0470332c53b54f9970f54fd38dee9dc7fec

  • SSDEEP

    98304:R3im0g+zEN2uNy6n4NMp9VeEQQD+t0DCZFOs:xUgHgvNiTV31+t0D0F

Score
10/10
ransomware

Malware Config

Extracted

Path

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

Ransom Note
Dear Management! We inform you that your network has undergone a penetration test, during which we encrypted your files and downloaded more than 280 GB of your data (most from your PD), including: Confidentional documents Copy of some mailboxes Accounting Databases backups Marketing data Important! Do not try to decrypt the files yourself or using third-party utilities. The only program that can decrypt them is our decryptor, which you can request from the contacts below. Any other program will only damage files in such a way that it will be impossible to restore them. You can get all the necessary evidence, discuss with us possible solutions to this problem and request a decryptor by using the contacts below. Please be advised that if we don't receive a response from you within 3 days, we reserve the right to publish files to the public. Contact us: [email protected] or [email protected] Additional ways to communicate in tox chat tox id: 83E6E3CFEC0E4C8E7F7B6E01F6E86CF70AE8D4E75A59126A2C52FE9F568B4072CA78EF2B3C97 =========================================================== Customer service TOX ID: 0FF26770BFAEAD95194506E6970CC1C395B04159038D785DE316F05CE6DE67324C6038727A58 Only emergency! Use if support is not responding

Signatures

  • Drops file in Program Files directory 64 IoCs
  • Launches sc.exe 1 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fd38135703ae116b97b4b0bc6725b70fd6cf669eaa26ac949163c80541452006.exe
    "C:\Users\Admin\AppData\Local\Temp\fd38135703ae116b97b4b0bc6725b70fd6cf669eaa26ac949163c80541452006.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:1516
    • C:\Windows\system32\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\lenshevb.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1584
      • C:\Windows\system32\sc.exe
        SC QUERY
        3⤵
        • Launches sc.exe
        PID:520
      • C:\Windows\system32\findstr.exe
        FINDSTR SERVICE_NAME
        3⤵
          PID:584
      • C:\Windows\system32\cmd.exe
        cmd /c C:\Users\Admin\AppData\Local\Temp\uxayuqaioedf.bat
        2⤵
          PID:1696
      • C:\Windows\explorer.exe
        "C:\Windows\explorer.exe"
        1⤵
          PID:1928
        • C:\Windows\system32\AUDIODG.EXE
          C:\Windows\system32\AUDIODG.EXE 0x460
          1⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1660

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\lenshevb.bat
          Filesize

          43B

          MD5

          55310bb774fff38cca265dbc70ad6705

          SHA1

          cb8d76e9fd38a0b253056e5f204dab5441fe932b

          SHA256

          1fbdb97893d09d59575c3ef95df3c929fe6b6ddf1b273283e4efadf94cdc802d

          SHA512

          40e5a5e8454ca3eaac36d732550e2c5d869a235e3bbc4d31c4afa038fe4e06f782fa0885e876ad8119be766477fdcc12c1d5d04d53cf6b324e366b5351fc7cd4

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        • memory/520-56-0x0000000000000000-mapping.dmp

          Download

        • memory/584-57-0x0000000000000000-mapping.dmp

          Download

        • memory/1584-54-0x0000000000000000-mapping.dmp

          Download

        • memory/1696-58-0x0000000000000000-mapping.dmp

          Download

        • memory/1928-59-0x000007FEFB7F1000-0x000007FEFB7F3000-memory.dmp

          Filesize

          8KB

          Download