Overview

overview

10

Static

static

b565c8e1e8...in.exe

windows7_x64

10

b565c8e1e8...in.exe

windows10_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    16-10-2020 16:51

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General

  • Target

    b565c8e1e81796db13409f37e4bd28877272b5e54ab5c0a3d9b6a024e7f5a039.bin.exe

  • Size

    92KB

  • MD5

    0c4cbf1cb8e5065f8df8c8adc4f80e84

  • SHA1

    fe9fa42f2cd4e261783b14b6cf9a28b51162590d

  • SHA256

    b565c8e1e81796db13409f37e4bd28877272b5e54ab5c0a3d9b6a024e7f5a039

  • SHA512

    c6e5215ae24f65b18235edfa5295c5dca94f4bba7357b74aa376a4f80efb55f1319b7b9a0e8ecca6788b286faf999a3dbc84a6d1c9f165238f721e5fff50e329

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:\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

  • 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 3 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) 77 IoCs
  • Drops file in System32 directory 2 IoCs
  • Modifies service 2 TTPs 5 IoCs
    persistence
  • Drops file in Program Files directory 27798 IoCs
  • Interacts with shadow copies 2 TTPs 2 IoCs

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

    ransomware
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
    adwarespyware
  • Suspicious behavior: EnumeratesProcesses 252 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b565c8e1e81796db13409f37e4bd28877272b5e54ab5c0a3d9b6a024e7f5a039.bin.exe
    "C:\Users\Admin\AppData\Local\Temp\b565c8e1e81796db13409f37e4bd28877272b5e54ab5c0a3d9b6a024e7f5a039.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:1048
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1084
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:1836
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:1876
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1040
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:1480
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:1576
        • C:\Windows\System32\mshta.exe
          "C:\Windows\System32\mshta.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
          2⤵
          • Modifies Internet Explorer settings
          PID:1132
        • C:\Windows\System32\mshta.exe
          "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
          2⤵
          • Modifies Internet Explorer settings
          PID:1564
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Modifies service
        • Suspicious use of AdjustPrivilegeToken
        PID:1844

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

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

        6ae8d5533c538d0870c13729b72b8253

        SHA1

        2caebeebae68cb58677441f78d87337a96eb0b70

        SHA256

        e0d3653da68ec59d0c1bcf8207e377bc0c3dbf2d806e4f05980763d359dd36d7

        SHA512

        106746bab9de1d07a4b4ecc292ca82a5ae7e604a3438b7f0303416bd27aff1e73c9fd426d71c5d6ded9dbc266eaf8fa6303c0739d3d813e5c46acb5be8ab69ad

        Download Submit

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

        6ae8d5533c538d0870c13729b72b8253

        SHA1

        2caebeebae68cb58677441f78d87337a96eb0b70

        SHA256

        e0d3653da68ec59d0c1bcf8207e377bc0c3dbf2d806e4f05980763d359dd36d7

        SHA512

        106746bab9de1d07a4b4ecc292ca82a5ae7e604a3438b7f0303416bd27aff1e73c9fd426d71c5d6ded9dbc266eaf8fa6303c0739d3d813e5c46acb5be8ab69ad

        Download Submit

      • memory/1040-3-0x0000000000000000-mapping.dmp

        Download

      • memory/1084-0-0x0000000000000000-mapping.dmp

        Download

      • memory/1132-6-0x0000000000000000-mapping.dmp

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      • memory/1480-4-0x0000000000000000-mapping.dmp

        Download

      • memory/1564-7-0x0000000000000000-mapping.dmp

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      • memory/1576-5-0x0000000000000000-mapping.dmp

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      • memory/1836-1-0x0000000000000000-mapping.dmp

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      • memory/1876-2-0x0000000000000000-mapping.dmp

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      • memory/1888-10-0x000007FEF6780000-0x000007FEF69FA000-memory.dmp

        Filesize

        2.5MB

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