Overview

overview

10

Static

static

d4ab320cff...b6.exe

windows7_x64

10

d4ab320cff...b6.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    05-03-2022 15:44

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General

  • Target

    d4ab320cfff425eaafe322870539f5c16bfe1be83103ac093f21c1ac5f41e3b6.exe

  • Size

    92KB

  • MD5

    560d922c519118ccd31e82d3dd02fdcc

  • SHA1

    40e371139c1d94de2d1c189e23c0724c4c879684

  • SHA256

    d4ab320cfff425eaafe322870539f5c16bfe1be83103ac093f21c1ac5f41e3b6

  • SHA512

    3aff75b0beb692963aadb424c399916fd8e2549e062230113e4f23e98a5a5dbe0c751b1aac479db380dbf206729c04f457d8e9dac3336fcda03cefc79dbeb5a0

Score
10/10
dharmapersistenceransomwarespywarestealer

Malware Config

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 2 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

    spywarestealer
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Drops desktop.ini file(s) 64 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Interacts with shadow copies 2 TTPs 2 IoCs

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

    ransomware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d4ab320cfff425eaafe322870539f5c16bfe1be83103ac093f21c1ac5f41e3b6.exe
    "C:\Users\Admin\AppData\Local\Temp\d4ab320cfff425eaafe322870539f5c16bfe1be83103ac093f21c1ac5f41e3b6.exe"
    1⤵
    • Modifies extensions of user files
    • Checks computer location settings
    • 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:1716
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3628
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:3856
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:1812
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3516
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:3728
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:3800
        • 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:1636
          • C:\Windows\System32\mshta.exe
            "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
            2⤵
              PID:864
          • C:\Windows\system32\vssvc.exe
            C:\Windows\system32\vssvc.exe
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:3752

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

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

            081e588f254abc693615f4f5a2062af6

            SHA1

            69e799aea4dd45435acb837fb62c461cb509e54d

            SHA256

            7a6cd8dca174202b43be46b2da19232704725b0c4851ae71c90eab7b73f5e096

            SHA512

            532f00896044a5b1be3e337ab9e643ce461f473b1097104386a2eefd343c7c658ac7f54d4800d5494124e426c571d8bfee09ea3fb40ecafaf46030cd64280f84

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

            081e588f254abc693615f4f5a2062af6

            SHA1

            69e799aea4dd45435acb837fb62c461cb509e54d

            SHA256

            7a6cd8dca174202b43be46b2da19232704725b0c4851ae71c90eab7b73f5e096

            SHA512

            532f00896044a5b1be3e337ab9e643ce461f473b1097104386a2eefd343c7c658ac7f54d4800d5494124e426c571d8bfee09ea3fb40ecafaf46030cd64280f84

            Download Submit