Overview

overview

10

Static

static

2c487a43ae...in.exe

windows7_x64

10

2c487a43ae...in.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    16-10-2020 16:36

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General

  • Target

    2c487a43ae6091d64f09bcfb1baa8b43fb502e9c9fc34f828cebfe251d9ad1f5.bin.exe

  • Size

    92KB

  • MD5

    c8ebe6f4b11dbc59aade73500887c200

  • SHA1

    ab1750df17d1a2ccc992833550eacac199e47a7d

  • SHA256

    2c487a43ae6091d64f09bcfb1baa8b43fb502e9c9fc34f828cebfe251d9ad1f5

  • SHA512

    687e0ed5d0f777ff77ee36f341f176cdd25136e82e5d79a0b4f20c19d375841c62adf7dfe9c0742b874d8cc7f12ad2487040761095a2c513c0c0ed6b0e72fe30

Score
10/10
ransomwarepersistencespywaredharma

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\FILES ENCRYPTED.txt

Ransom Note
all your data has been locked us You want to return? write email [email protected] or [email protected]

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, 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.

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
  • Modifies extensions of user files 2 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • 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.

    spyware
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Drops desktop.ini file(s) 70 IoCs
  • Drops file in System32 directory 2 IoCs
  • Modifies service 2 TTPs 5 IoCs
    persistence
  • Drops file in Program Files directory 35198 IoCs
  • Interacts with shadow copies 2 TTPs 2 IoCs

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

    ransomware
  • Suspicious behavior: EnumeratesProcesses 564 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2c487a43ae6091d64f09bcfb1baa8b43fb502e9c9fc34f828cebfe251d9ad1f5.bin.exe
    "C:\Users\Admin\AppData\Local\Temp\2c487a43ae6091d64f09bcfb1baa8b43fb502e9c9fc34f828cebfe251d9ad1f5.bin.exe"
    1⤵
    • Modifies extensions of user files
    • 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:3468
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3156
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:3748
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:1224
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3016
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:256
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:1468
        • 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:1184
          • C:\Windows\System32\mshta.exe
            "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
            2⤵
              PID:1828
          • C:\Windows\system32\vssvc.exe
            C:\Windows\system32\vssvc.exe
            1⤵
            • Modifies service
            • Suspicious use of AdjustPrivilegeToken
            PID:1584

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

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

            a6b7f8ec9dcb3923315e1002835cac51

            SHA1

            3ff32b5daba99a5314f6352558e1b151b9676ae9

            SHA256

            b029181883748844b51a0cfabfb45720e2e0e5a01b2c73bef79dff5516df9291

            SHA512

            077c67788ac9dd02997c0f603be944c19308e892cb5269461934e7a45100afe135fa7fd0dd49ef244a15bf52f1b2e72a8ae06e307954e36bdf554a48d5b98e81

            Download Submit

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

            a6b7f8ec9dcb3923315e1002835cac51

            SHA1

            3ff32b5daba99a5314f6352558e1b151b9676ae9

            SHA256

            b029181883748844b51a0cfabfb45720e2e0e5a01b2c73bef79dff5516df9291

            SHA512

            077c67788ac9dd02997c0f603be944c19308e892cb5269461934e7a45100afe135fa7fd0dd49ef244a15bf52f1b2e72a8ae06e307954e36bdf554a48d5b98e81

            Download Submit

          • memory/256-5-0x0000000000000000-mapping.dmp

            Download

          • memory/1184-8-0x0000000000000000-mapping.dmp

            Download

          • memory/1224-2-0x0000000000000000-mapping.dmp

            Download

          • memory/1468-7-0x0000000000000000-mapping.dmp

            Download

          • memory/1828-9-0x0000000000000000-mapping.dmp

            Download

          • memory/3016-4-0x0000000000000000-mapping.dmp

            Download

          • memory/3156-0-0x0000000000000000-mapping.dmp

            Download

          • memory/3748-1-0x0000000000000000-mapping.dmp

            Download