Overview

overview

10

Static

static

0a40acb8dd...b4.exe

windows7_x64

10

0a40acb8dd...b4.exe

windows10_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    11-09-2020 08:07

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General

  • Target

    0a40acb8ddbc2ed8f8b703681fadf9fcb2672fdb75d93c150b45c6465cc9b1b4.exe

  • Size

    92KB

  • MD5

    44ff6136293b783a38c252ee5025dc87

  • SHA1

    1207eee8da1eadc46cbf8fd4a1ac1684989ff6d1

  • SHA256

    0a40acb8ddbc2ed8f8b703681fadf9fcb2672fdb75d93c150b45c6465cc9b1b4

  • SHA512

    b15cca683b3a5f66a4ad1ad1af2d765e6059ff09362101a8797281f3bebc341b121bfba1cdfc79f755207b093a49e069e5726e8a70453870d418c5e09beff80b

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 tcprx@cock.li or tcprx2@protonmail.ch
Emails

tcprx@cock.li

tcprx2@protonmail.ch

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 tcprx@cock.li YOUR ID If you have not been answered via the link within 12 hours, write to us by e-mail: tcprx2@protonmail.ch 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

tcprx@cock.li

tcprx2@protonmail.ch

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
  • 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 27837 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\0a40acb8ddbc2ed8f8b703681fadf9fcb2672fdb75d93c150b45c6465cc9b1b4.exe
    "C:\Users\Admin\AppData\Local\Temp\0a40acb8ddbc2ed8f8b703681fadf9fcb2672fdb75d93c150b45c6465cc9b1b4.exe"
    1⤵
    • 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:1296
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1064
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:1788
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:1772
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:928
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:1216
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:672
        • 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:1660
        • 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:564
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Modifies service
        • Suspicious use of AdjustPrivilegeToken
        PID:1680

      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:\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/564-7-0x0000000000000000-mapping.dmp
        Download
      • memory/672-5-0x0000000000000000-mapping.dmp
        Download
      • memory/928-3-0x0000000000000000-mapping.dmp
        Download
      • memory/1064-0-0x0000000000000000-mapping.dmp
        Download
      • memory/1216-4-0x0000000000000000-mapping.dmp
        Download
      • memory/1492-10-0x000007FEF7090000-0x000007FEF730A000-memory.dmp
        Filesize

        2.5MB

        Download
      • memory/1660-6-0x0000000000000000-mapping.dmp
        Download
      • memory/1772-2-0x0000000000000000-mapping.dmp
        Download
      • memory/1788-1-0x0000000000000000-mapping.dmp
        Download