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Overview

overview

10

Static

static

1

6f64d864d4...d4.exe

windows7-x64

10

6f64d864d4...d4.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    15/03/2023, 07:36

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General

  • Target

    6f64d864d4cdeaa6062e44e34c0969ebdead56edb22e5a2b61c987ca3400fad4.exe

  • Size

    92KB

  • MD5

    fb0e8cdaae96f5da8f73b3e30af023fb

  • SHA1

    5b0e1b47b42e6d1d068736f5106224fe2001624b

  • SHA256

    6f64d864d4cdeaa6062e44e34c0969ebdead56edb22e5a2b61c987ca3400fad4

  • SHA512

    33449b04cc7913b54e2e1ec2c3d1f600f0d9b9ca3abb129fd46ef391e504f6f0cd9446340311f623b748788d70e4eca71d0e80a3d2c1700642f8c959b91f3bd0

  • SSDEEP

    1536:mBwl+KXpsqN5vlwWYyhY9S4Awnyn9Jv4RYIhnIJANjOX:Qw+asqN5aW/hLyyn5JA5

Score
10/10
dharmapersistenceransomwarespywarestealer

Malware Config

Extracted

Path

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

Ransom Note
YOUR FILES ARE ENCRYPTED iq200 Don't worry, you can return all your files! If you want to restore them, write to the mail: [email protected] YOUR ID [email protected] ATTENTION! We recommend you contact us directly to avoid overpaying agents 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 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.

    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
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\6f64d864d4cdeaa6062e44e34c0969ebdead56edb22e5a2b61c987ca3400fad4.exe
    "C:\Users\Admin\AppData\Local\Temp\6f64d864d4cdeaa6062e44e34c0969ebdead56edb22e5a2b61c987ca3400fad4.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:1260
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1324
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:1636
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:1396
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2476
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:484
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:2468
        • 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:4360
        • 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:2440
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1072

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\OWOW64WW.cab.id-11A0C5D9.[[email protected]].iq20
        Filesize

        23.5MB

        MD5

        6c0e47e88f3d6a93f7691e665dd05216

        SHA1

        673038cc01197a13ec6200c3ccc8df7543462fab

        SHA256

        fca2d693a1e22acd867bb303d6200448c361deb0a6968627a5865ed2c300069d

        SHA512

        eabb5e2af34c96f65b1861bba78a1704ecde3a8e8dc023252252be66d1b3658e4d2c0bdeb2e2e2b7fadf9c1bb9996d54a9443fb3b51eb345aebf27fc37b6823e

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

        2KB

        MD5

        5fc2f328ddfdc1308a4a0f8b10955a00

        SHA1

        1266edc551702db22ca81525325981e920e6c768

        SHA256

        348b6d9545bdf5653379eed8e4e2277d8732bf8af2f6ef2cc2549c5530396e7a

        SHA512

        44cc7e84068c0cfab0ad9ad9d7e7dec5cb96423eacd5c8c21ba5f6b723728ae5a44cc3e73a5fde6ee5b9e1aa4d147fd13f34eaba630a12dc2caa834815e490a2

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

        2KB

        MD5

        5fc2f328ddfdc1308a4a0f8b10955a00

        SHA1

        1266edc551702db22ca81525325981e920e6c768

        SHA256

        348b6d9545bdf5653379eed8e4e2277d8732bf8af2f6ef2cc2549c5530396e7a

        SHA512

        44cc7e84068c0cfab0ad9ad9d7e7dec5cb96423eacd5c8c21ba5f6b723728ae5a44cc3e73a5fde6ee5b9e1aa4d147fd13f34eaba630a12dc2caa834815e490a2

        Download Submit