Overview

overview

10

Static

static

d6d0a4a350...59.exe

windows7_x64

10

d6d0a4a350...59.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    05-03-2022 15:11

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General

  • Target

    d6d0a4a350dfbad37495dba47635e707392fd334cfa0475ceb3a0e87ddc25659.exe

  • Size

    92KB

  • MD5

    fe843d6ac39d6d90de8e326c8463f6be

  • SHA1

    15cfb57b7a4366692589a5d7f54bc7c36dd6de46

  • SHA256

    d6d0a4a350dfbad37495dba47635e707392fd334cfa0475ceb3a0e87ddc25659

  • SHA512

    c7271ae08b0deb0d3a505ba3a1ca0ca539ac82e222fcf087d0c1ed5881ad61b2528c2fd43f53a86e59e1b30d2b4d8713dab839119f4dee01692098a0a6e1900b

Score
10/10
dharmapersistenceransomwarespywarestealer

Malware Config

Extracted

Path

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

Ransom Note
All your files have been encrypted! All your files have been encrypted due to a security problem with your PC. If you want to restore them, write us to the e-mail [email protected] Write this ID in the title of your message E0D0A9BC In case of no answer in 24 hours write us to theese e-mails: [email protected] You have to pay for decryption in Bitcoins. The price depends on how fast you write to us. After payment we will send you the decryption tool that will decrypt all your files. Free decryption as guarantee Before paying you can send us up to 1 file for free decryption. The total size of files must be less than 1Mb (non archived), and files should not contain valuable information. (databases,backups, large excel sheets, etc.) How to obtain Bitcoins The easiest way to buy bitcoins is LocalBitcoins site. You have to register, click 'Buy bitcoins', and select the seller by payment method and price. https://localbitcoins.com/buy_bitcoins Also you can find other places to buy Bitcoins and beginners guide here: http://www.coindesk.com/information/how-can-i-buy-bitcoins/ 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
  • 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
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
    adwarespyware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d6d0a4a350dfbad37495dba47635e707392fd334cfa0475ceb3a0e87ddc25659.exe
    "C:\Users\Admin\AppData\Local\Temp\d6d0a4a350dfbad37495dba47635e707392fd334cfa0475ceb3a0e87ddc25659.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:1184
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1204
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:392
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:1928
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1320
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:1780
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:584
        • 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:1640
        • 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:1592
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1164

      Network

      MITRE ATT&CK Enterprise v6

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      Downloads

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

        20de60d043a674c41affa40bf63df7c1

        SHA1

        1b9174b73c55765e4e14363090689d2d6fe4632b

        SHA256

        30d37462d70710ade5a867cb43880dbcb9687883784f907d1e723f1968236caf

        SHA512

        39249080897b8318f2f748e9ac912fa8dada08a6c20efcbe329ecb1062ef3c39b348958d8b4dca8a1f6ddc8a80cbbdf5d8da1bf681a887f5b70566afdff58e28

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

        20de60d043a674c41affa40bf63df7c1

        SHA1

        1b9174b73c55765e4e14363090689d2d6fe4632b

        SHA256

        30d37462d70710ade5a867cb43880dbcb9687883784f907d1e723f1968236caf

        SHA512

        39249080897b8318f2f748e9ac912fa8dada08a6c20efcbe329ecb1062ef3c39b348958d8b4dca8a1f6ddc8a80cbbdf5d8da1bf681a887f5b70566afdff58e28

        Download Submit

      • memory/1184-55-0x0000000075831000-0x0000000075833000-memory.dmp

        Filesize

        8KB

        Download

      • memory/1592-56-0x000007FEFBD71000-0x000007FEFBD73000-memory.dmp

        Filesize

        8KB

        Download