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
    131s
  • platform
    windows10_x64
  • resource
    win10
  • 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
ransomwaredharmapersistencespyware

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 yourfiles1@tutanota.com or yourfiles1@cock.li
Emails

yourfiles1@tutanota.com

yourfiles1@cock.li

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 yourfiles1@tutanota.com YOUR ID If you have not been answered via the link within 12 hours, write to us by e-mail: yourfiles1@cock.li 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.
Emails

yourfiles1@tutanota.com

yourfiles1@cock.li

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 1 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 35129 IoCs
  • Interacts with shadow copies 2 TTPs 2 IoCs

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

    ransomware
  • Suspicious behavior: EnumeratesProcesses 566 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 16 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:2288
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1012
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:2548
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:3516
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:980
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:348
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:3692
        • 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:1248
          • C:\Windows\System32\mshta.exe
            "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
            2⤵
              PID:256
          • C:\Windows\system32\vssvc.exe
            C:\Windows\system32\vssvc.exe
            1⤵
            • Modifies service
            • Suspicious use of AdjustPrivilegeToken
            PID:408

          Network

          MITRE ATT&CK Matrix ATT&CK v6

          Initial Access

          Execution

          Persistence

          Registry Run Keys / Startup Folder

          1
          T1060

          Modify Existing Service

          1
          T1031

          Privilege Escalation

          Defense Evasion

          File Deletion

          2
          T1107

          Modify Registry

          2
          T1112

          Credential Access

          Credentials in Files

          1
          T1081

          Discovery

          Lateral Movement

          Collection

          Data from Local System

          1
          T1005

          Exfiltration

          Command and Control

          Impact

          Inhibit System Recovery

          2
          T1490

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            ac521adb0e41adacc615cb0dc4d46f4f

            SHA1

            5c57067c1d66140b95b5f5a3cdaf0752ca87d4c5

            SHA256

            1a3c1d6e7cd90da47979db79f3c18d08e5fa75b85aaee7cfca0883b3037b5d61

            SHA512

            10929ed9bfcda3ee0ee6056f49943abf1fbc36b5d86991940c43ee19c2d9c9e1418c46450689b5799af919ac69f8af0d6d37675540e78fe5cdec9c99486385ec

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

            ac521adb0e41adacc615cb0dc4d46f4f

            SHA1

            5c57067c1d66140b95b5f5a3cdaf0752ca87d4c5

            SHA256

            1a3c1d6e7cd90da47979db79f3c18d08e5fa75b85aaee7cfca0883b3037b5d61

            SHA512

            10929ed9bfcda3ee0ee6056f49943abf1fbc36b5d86991940c43ee19c2d9c9e1418c46450689b5799af919ac69f8af0d6d37675540e78fe5cdec9c99486385ec

            Download Submit
          • memory/256-7-0x0000000000000000-mapping.dmp
            Download
          • memory/348-4-0x0000000000000000-mapping.dmp
            Download
          • memory/980-3-0x0000000000000000-mapping.dmp
            Download
          • memory/1012-0-0x0000000000000000-mapping.dmp
            Download
          • memory/1248-6-0x0000000000000000-mapping.dmp
            Download
          • memory/2548-1-0x0000000000000000-mapping.dmp
            Download
          • memory/3516-2-0x0000000000000000-mapping.dmp
            Download
          • memory/3692-5-0x0000000000000000-mapping.dmp
            Download