Overview

overview

10

Static

static

63d8bec305...42.exe

windows7_x64

10

63d8bec305...42.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    152s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    05-03-2022 16:16

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General

  • Target

    63d8bec30562469c9b747dab2c9721df930f31fd07814ea7788185a9ea8f4542.exe

  • Size

    136KB

  • MD5

    9e75a40853cb10c7a36bb2f9efc5c508

  • SHA1

    473e2fa301861db903e63c7e4971807faf5886ee

  • SHA256

    63d8bec30562469c9b747dab2c9721df930f31fd07814ea7788185a9ea8f4542

  • SHA512

    50f7eb953481024cd2b9bb99d2510d84159619006b73cb241e9ead5e8e2f0944fa2cb2c0493c857320a2ecb83440d37051c2b915b767f487c351b5f63b010c73

Score
10/10
dharmapersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
All your files have been encrypted! 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 [email protected] Write this ID in the title of your message DFB94019 In case of no answer in 24 hours write us to theese e-mails: [email protected] 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 decryption tool that will decrypt all your files. Free decryption as guarantee Before paying you can send us up to 1 file for free decryption. The total size of files must be less than 1Mb (non archived), and files should not contain valuable information. (databases,backups, large excel sheets, etc.) How to obtain Bitcoins 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. https://localbitcoins.com/buy_bitcoins Also you can find other places to buy Bitcoins and beginners guide here: http://www.coindesk.com/information/how-can-i-buy-bitcoins/ Attention! Do not rename encrypted files. Do not try to decrypt your data using third party software, it may cause permanent data loss. 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.

Signatures

  • Dharma

    Dharma is a ransomware that uses security software installation to hide malicious activities.

    ransomwaredharma
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Drops desktop.ini file(s) 64 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Interacts with shadow copies 2 TTPs 2 IoCs

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

    ransomware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\63d8bec30562469c9b747dab2c9721df930f31fd07814ea7788185a9ea8f4542.exe
    "C:\Users\Admin\AppData\Local\Temp\63d8bec30562469c9b747dab2c9721df930f31fd07814ea7788185a9ea8f4542.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3992
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:372
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:2532
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:3752
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3628
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:1828
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:3004
        • C:\Windows\System32\mshta.exe
          "C:\Windows\System32\mshta.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
          2⤵
            PID:1988
          • C:\Windows\System32\mshta.exe
            "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
            2⤵
              PID:2232
          • C:\Windows\system32\vssvc.exe
            C:\Windows\system32\vssvc.exe
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:3272

          Network

          MITRE ATT&CK Enterprise v6

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          Downloads

          • C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
            MD5

            825ad8950a6aadca62012597d608052a

            SHA1

            21f26dc2dba963764d616b325d5c0d7e1cbeaef7

            SHA256

            2a9cc679ef8278946204028f6c2f0b00a9c1de3e4d7892e5a2cfc6b136d0b946

            SHA512

            cde5c0566ef779856390f437948ed8a0df63cc2bb9f6d6169a6107a308359783a78f7cddf6d8121bcca02d4ecd665fd2c5795e415723efd62d6698ace0c24037

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          • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
            MD5

            825ad8950a6aadca62012597d608052a

            SHA1

            21f26dc2dba963764d616b325d5c0d7e1cbeaef7

            SHA256

            2a9cc679ef8278946204028f6c2f0b00a9c1de3e4d7892e5a2cfc6b136d0b946

            SHA512

            cde5c0566ef779856390f437948ed8a0df63cc2bb9f6d6169a6107a308359783a78f7cddf6d8121bcca02d4ecd665fd2c5795e415723efd62d6698ace0c24037

            Download Submit