Overview

overview

10

Static

static

ae32afd2b1...1b.exe

windows7_x64

10

ae32afd2b1...1b.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220331-en
  • submitted
    29-03-2022 20:50

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General

  • Target

    ae32afd2b186415adad6cf452334a8daf1e2a5f918772dc8b178629b0bc5921b.exe

  • Size

    580KB

  • MD5

    86099884fc9a5298c7dd79cc4c94547c

  • SHA1

    e4602e932e12fc7988c8e41f6198b23255dfcbb7

  • SHA256

    ae32afd2b186415adad6cf452334a8daf1e2a5f918772dc8b178629b0bc5921b

  • SHA512

    b917d002a9843406b62ea58bdced1b6a37a99a4e5354df8492692dd75b04eb9a83f06e95b4579c6953eef46e06634b15a21e91399199ab515956886029dc9d20

Score
10/10
dharmapersistenceransomwarespywarestealer

Malware Config

Extracted

Path

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

Ransom Note
YOUR FILES ARE ENCRYPTED Don't worry,you can return all your files! If you want to restore them, follow this link: email [email protected] YOUR ID If you have not been answered via the link within 12 hours,Tox - 1123AA3360A5AFB77D928C4CD99E9EF66EF28FCEEE1F840B93456FD9CE562B7F92204B0D8904 please download - https://tox.chat/download.html or http://pexdatax.com/ write to us by e-mail: [email protected] 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.
URLs

https://tox.chat/download.html

http://pexdatax.com/

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\ae32afd2b186415adad6cf452334a8daf1e2a5f918772dc8b178629b0bc5921b.exe
    "C:\Users\Admin\AppData\Local\Temp\ae32afd2b186415adad6cf452334a8daf1e2a5f918772dc8b178629b0bc5921b.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:4716
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1628
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:4884
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:4840
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:216
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:3732
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:1740
        • 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:1380
          • C:\Windows\System32\mshta.exe
            "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
            2⤵
              PID:2328
          • C:\Windows\system32\vssvc.exe
            C:\Windows\system32\vssvc.exe
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4896

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

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

            7KB

            MD5

            dbd21bbcb7a4e3cd0963491f5d4ec22d

            SHA1

            2c6465f7e676ab95c09dc503ce641e962ed889e6

            SHA256

            dabbc4aeb218cd3593b86279a591225b1b89788dc84b2fcca8237c9345c597bf

            SHA512

            a6de1c9fe67dc45cbbd691dea8126963bea2ae8a07ee4f1fa1d41d2f5e7f2210371009ca18413eb66f325207a5ec2728f0d2a3de4f657476855b330ab8f6a0c1

            Download Submit

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

            7KB

            MD5

            dbd21bbcb7a4e3cd0963491f5d4ec22d

            SHA1

            2c6465f7e676ab95c09dc503ce641e962ed889e6

            SHA256

            dabbc4aeb218cd3593b86279a591225b1b89788dc84b2fcca8237c9345c597bf

            SHA512

            a6de1c9fe67dc45cbbd691dea8126963bea2ae8a07ee4f1fa1d41d2f5e7f2210371009ca18413eb66f325207a5ec2728f0d2a3de4f657476855b330ab8f6a0c1

            Download Submit

          • memory/216-128-0x0000000000000000-mapping.dmp

            Download

          • memory/1380-131-0x0000000000000000-mapping.dmp

            Download

          • memory/1628-125-0x0000000000000000-mapping.dmp

            Download

          • memory/1740-130-0x0000000000000000-mapping.dmp

            Download

          • memory/2328-132-0x0000000000000000-mapping.dmp

            Download

          • memory/3732-129-0x0000000000000000-mapping.dmp

            Download

          • memory/4716-124-0x0000000000400000-0x0000000000496000-memory.dmp

            Filesize

            600KB

            Download

          • memory/4840-127-0x0000000000000000-mapping.dmp

            Download

          • memory/4884-126-0x0000000000000000-mapping.dmp

            Download