Overview

overview

10

Static

static

3

0f2c468593...cc.exe

windows7-x64

10

0f2c468593...cc.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2023 07:34

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General

  • Target

    0f2c4685932a74e8a7bd4733ceea0fcc.exe

  • Size

    92KB

  • MD5

    0f2c4685932a74e8a7bd4733ceea0fcc

  • SHA1

    51201bbf3d9b532d8882a4cda4fa40f35d093179

  • SHA256

    b0817a23a0189f43f8ceeb9899ade839f07da58dcf5a522d563c15382fba305a

  • SHA512

    c397d75914c49eba7725f886845aa8a6b02cfbbaef59f858507b0ebce836aafb9743bafd2f409097ec45eb68e0c333cfda0fc0607b37ddbbaca6c23e2f73d461

  • SSDEEP

    1536:mBwl+KXpsqN5vlwWYyhY9S4A+owcTqXrUMW/E4RwlROQA1d2x3u:Qw+asqN5aW/hL0X6wbmd2x3u

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 itteam122@aol.com YOUR ID If you have not been answered via the link within 12 hours, write to us by e-mail: itteam122@techmail.info 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

itteam122@aol.com

itteam122@techmail.info

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
  • Renames multiple (495) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    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).

  • 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
  • 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\0f2c4685932a74e8a7bd4733ceea0fcc.exe
    "C:\Users\Admin\AppData\Local\Temp\0f2c4685932a74e8a7bd4733ceea0fcc.exe"
    1⤵
    • 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:1412
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2292
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:3940
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:3508
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:8796
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:404
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:8836
        • 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:5492
          • C:\Windows\System32\mshta.exe
            "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
            2⤵
              PID:5072
          • C:\Windows\system32\vssvc.exe
            C:\Windows\system32\vssvc.exe
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4612

          Network

          MITRE ATT&CK Matrix ATT&CK v13

          Initial Access

          Execution

          Persistence

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Privilege Escalation

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Defense Evasion

          Indicator Removal

          2
          T1070

          File Deletion

          2
          T1070.004

          Modify Registry

          1
          T1112

          Credential Access

          Unsecured Credentials

          1
          T1552

          Credentials In Files

          1
          T1552.001

          Discovery

          Query Registry

          1
          T1012

          System Information Discovery

          2
          T1082

          Lateral Movement

          Collection

          Data from Local System

          1
          T1005

          Exfiltration

          Command and Control

          Impact

          Inhibit System Recovery

          2
          T1490

          Resource Development

          Reconnaissance

          Replay Monitor

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          Downloads

          • C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe.id-585F9D2C.[itteam122@aol.com].ROGER
            Filesize

            17KB

            MD5

            523efc3b06a2c002b240e78616e3a169

            SHA1

            e17e666446bf94fc2d9b3f3d9985612005ceb2f8

            SHA256

            76c68c3e1ff1bcc8f7445321381c3f4a766233d5dc35ce6d56e5af59b1118458

            SHA512

            73a97614b45a36d9ef747c073a0f14d4f836ab45fafc5f1b28db9d06dbf24a2a4968d18741bb0b664b5b2edd3a7123176a3ac2a0c6dc4d4e33477a21628a0363

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

            7KB

            MD5

            db051327d931ae4e7bb9cbb440fc99e5

            SHA1

            458fcce1c38b30e398c5507613b7f3dd83c6200e

            SHA256

            178f3fb5bc2a1a8d9acc5cdd357b982ba5a86602028311d39585085e96238e79

            SHA512

            cbee64662627e7483923a02ff366f33dae1b534b575d55179d59894471906508f1ff26dd5a9e5619223d0f120379a7c773261b6e11f7ab5c2c8c24a462f03d7e

            Download Submit