Overview

overview

10

Static

static

9757387fe1...78.exe

windows7_x64

10

9757387fe1...78.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    14/07/2020, 16:31

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General

  • Target
    9757387fe179cfff459275a5f0c88d75ec5426480c09184db2d3e286ffed7c78.exe
  • Size 92KB
  • Sample200714-yhsvsc52ys
  • SHA256 9757387fe179cfff459275a5f0c88d75ec5426480c09184db2d3e286ffed7c78
  • MD5 SHA1 SHA512
Score
10/10
ransomwarepersistencedharmaspyware

Malware Config

Extracted

Path

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

Ransom Note

Extracted

Path

  • C:\ProgramData\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

  • Modifies service 2 TTPs 5 IoCs
    persistence
  • Drops file in System32 directory 2 IoCs
  • Drops startup file 5 IoCs
  • Interacts with shadow copies 2 TTPs 2 IoCs

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

    ransomware
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Drops file in Program Files directory 35214 IoCs
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Dharma

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

    ransomwaredharma
  • Drops desktop.ini file(s) 70 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Suspicious behavior: EnumeratesProcesses 572 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\9757387fe179cfff459275a5f0c88d75ec5426480c09184db2d3e286ffed7c78.exe
    "C:\Users\Admin\AppData\Local\Temp\9757387fe179cfff459275a5f0c88d75ec5426480c09184db2d3e286ffed7c78.exe"
    1⤵
    • Drops file in System32 directory
    • Drops startup file
    • Drops file in Program Files directory
    • Drops desktop.ini file(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • Adds Run key to start application
    PID:3372
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3852
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:4004
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:512
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1900
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:2168
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:2196
        • 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:3876
          • C:\Windows\System32\mshta.exe
            "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
            2⤵
              PID:3648
          • C:\Windows\system32\vssvc.exe
            C:\Windows\system32\vssvc.exe
            1⤵
            • Modifies service
            • Suspicious use of AdjustPrivilegeToken
            PID:984

          Network

                MITRE ATT&CK Enterprise v6

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                Downloads