Overview

overview

10

Static

static

5d50101ed7...d5.exe

windows7_x64

10

5d50101ed7...d5.exe

windows10_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    66s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    19-07-2020 06:43

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General

  • Target

    5d50101ed7891a85cdf98d9c8d5014223d5fad04d3eae6170afa2b1b00581bd5.exe

  • Size

    92KB

  • MD5

    34ebd3b1a27c7176df3ff3f49ee38296

  • SHA1

    951717445194f0db14f2ebce677c1528a871795f

  • SHA256

    5d50101ed7891a85cdf98d9c8d5014223d5fad04d3eae6170afa2b1b00581bd5

  • SHA512

    2ffdc08255570544323fd198672fa7e3d4d709c20deb8408c287bc9e22697746361c4d443795c295dccd4f68684ac09688c48181df5f815be78dde2f90b4952a

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 Zagrec@protonmail.com or bitrequest@tutanota.com
Emails

Zagrec@protonmail.com

bitrequest@tutanota.com

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 Zagrec@protonmail.com YOUR ID If you have not been answered via the link within 12 hours, write to us by e-mail: bitrequest@tutanota.com 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

Zagrec@protonmail.com

bitrequest@tutanota.com

Signatures

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Dharma

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

    ransomwaredharma
  • 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
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 27817 IoCs
  • Drops desktop.ini file(s) 77 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Suspicious behavior: EnumeratesProcesses 290 IoCs
  • Modifies service 2 TTPs 5 IoCs
    persistence
  • Suspicious use of WriteProcessMemory 28 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
    adwarespyware

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d50101ed7891a85cdf98d9c8d5014223d5fad04d3eae6170afa2b1b00581bd5.exe
    "C:\Users\Admin\AppData\Local\Temp\5d50101ed7891a85cdf98d9c8d5014223d5fad04d3eae6170afa2b1b00581bd5.exe"
    1⤵
    • Drops startup file
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops desktop.ini file(s)
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1100
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1256
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:360
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:1636
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1568
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:1536
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:1608
        • 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:1868
        • 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:1968
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Modifies service
        • Suspicious use of AdjustPrivilegeToken
        PID:1516
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\FILES ENCRYPTED.txt
        1⤵
        • Suspicious use of FindShellTrayWindow
        PID:1848

      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

      3
      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

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      Downloads

      • C:\FILES ENCRYPTED.txt
        Download Submit
      • C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
        Download Submit
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
        Download Submit
      • memory/360-1-0x0000000000000000-mapping.dmp
        Download
      • memory/1256-0-0x0000000000000000-mapping.dmp
        Download
      • memory/1536-4-0x0000000000000000-mapping.dmp
        Download
      • memory/1568-3-0x0000000000000000-mapping.dmp
        Download
      • memory/1608-5-0x0000000000000000-mapping.dmp
        Download
      • memory/1636-2-0x0000000000000000-mapping.dmp
        Download
      • memory/1868-6-0x0000000000000000-mapping.dmp
        Download
      • memory/1968-7-0x0000000000000000-mapping.dmp
        Download
      • memory/1968-16-0x0000000006190000-0x00000000061B3000-memory.dmp
        Filesize

        140KB

        Download
      • memory/1968-17-0x0000000004150000-0x000000000415B000-memory.dmp
        Filesize

        44KB

        Download