Overview

overview

10

Static

static

10

084c57449c...0e.exe

windows7-x64

10

084c57449c...0e.exe

windows10-2004-x64

10

14b94844b9...c3.exe

windows7-x64

10

14b94844b9...c3.exe

windows10-2004-x64

10

2daa514408...2e.exe

windows7-x64

10

2daa514408...2e.exe

windows10-2004-x64

10

2e6f094748...ec.exe

windows7-x64

2e6f094748...ec.exe

windows10-2004-x64

2e96b55980...ea.exe

windows7-x64

1

2e96b55980...ea.exe

windows10-2004-x64

1

34c392448f...ea.exe

windows7-x64

10

34c392448f...ea.exe

windows10-2004-x64

10

37d8add251...4c.exe

windows7-x64

10

37d8add251...4c.exe

windows10-2004-x64

8

3a72653053...59.exe

windows7-x64

10

3a72653053...59.exe

windows10-2004-x64

10

49aca08f5b...24.exe

windows7-x64

10

49aca08f5b...24.exe

windows10-2004-x64

10

4a2ad49c93...9f.exe

windows7-x64

3

4a2ad49c93...9f.exe

windows10-2004-x64

3

5199b64b50...3c.exe

windows7-x64

5199b64b50...3c.exe

windows10-2004-x64

55c30024ae...15.exe

windows7-x64

10

55c30024ae...15.exe

windows10-2004-x64

10

56f7b48f38...59.exe

windows7-x64

10

56f7b48f38...59.exe

windows10-2004-x64

10

5a96b92938...a4.exe

windows7-x64

10

5a96b92938...a4.exe

windows10-2004-x64

10

606b88fce1...c4.exe

windows7-x64

1

606b88fce1...c4.exe

windows10-2004-x64

3

6bda9faf71...4b.exe

windows7-x64

10

6bda9faf71...4b.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/03/2025, 13:01

Sharing

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General

  • Target

    34c392448fc0818278cd19bb0841adf573e967be8a0f73bb42bb367a5835b6ea.exe

  • Size

    92KB

  • MD5

    21c2b2d0bfc15b3d4bc72263f9db5547

  • SHA1

    9f65f98ae2b418425a1d98b8d86bef88edab4d7c

  • SHA256

    34c392448fc0818278cd19bb0841adf573e967be8a0f73bb42bb367a5835b6ea

  • SHA512

    aeeb64dc1130f6e5ccf6ab9abedf01e2a59e149f4897a44b02c32f816ddd1d1698a59447f7ce03dab966972f7714977b49f4b7e0fd258b0bedd936ac1926060a

  • SSDEEP

    1536:lBwl+KXpsqN5vlwWYyhY9S4AE4SLlaSXrgKcQ48bcWHpOZ2yr+e72eIGZZyb1j:vw+asqN5aW/hL6dhamQoBU4yTi17j

Score
10/10
dharmacredential_accessdefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Roaming\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 2BCF0820 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
  • Dharma family
    dharma
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution
  • Renames multiple (788) 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.

  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

    credential_accessstealer
  • Drops startup file 5 IoCs
  • Reads user/profile data of web browsers 3 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
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

    discovery
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Interacts with shadow copies 3 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\34c392448fc0818278cd19bb0841adf573e967be8a0f73bb42bb367a5835b6ea.exe
    "C:\Users\Admin\AppData\Local\Temp\34c392448fc0818278cd19bb0841adf573e967be8a0f73bb42bb367a5835b6ea.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
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2284
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2180
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:612
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:2304
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3384
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:1064
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:9024
        • 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:8600
          • C:\Windows\System32\mshta.exe
            "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
            2⤵
              PID:1112
          • C:\Windows\system32\vssvc.exe
            C:\Windows\system32\vssvc.exe
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2080

          Network

          MITRE ATT&CK Enterprise v15

          Reconnaissance

          Resource Development

          Initial Access

          Execution

          Windows Management Instrumentation

          1
          T1047

          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

          Direct Volume Access

          1
          T1006

          Indicator Removal

          2
          T1070

          File Deletion

          2
          T1070.004

          Modify Registry

          1
          T1112

          Credential Access

          Credentials from Password Stores

          2
          T1555

          Credentials from Web Browsers

          1
          T1555.003

          Windows Credential Manager

          1
          T1555.004

          Unsecured Credentials

          1
          T1552

          Credentials In Files

          1
          T1552.001

          Discovery

          Browser Information Discovery

          1
          T1217

          Query Registry

          1
          T1012

          System Information Discovery

          2
          T1082

          System Location Discovery

          1
          T1614

          System Language Discovery

          1
          T1614.001

          Lateral Movement

          Collection

          Data from Local System

          1
          T1005

          Command and Control

          Exfiltration

          Impact

          Inhibit System Recovery

          2
          T1490

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Program Files\Common Files\microsoft shared\ClickToRun\AppvIsvSubsystems32.dll.id-2BCF0820.[[email protected]].harma
            Filesize

            2.7MB

            MD5

            0a5b0bf8de909ad4121b1a0fddb8cc6a

            SHA1

            074985242c27b866e4b162912bd0766a0aecc44c

            SHA256

            62f9958174b3c5d9ce0cfef3c926458e6caea7f85649af2d8fc78220d07d932b

            SHA512

            726739a28033dea1c38a097f9a58ecb42d2461471831ce7f752a8c8073b7c329c131539f0b99384304fa8018ccb6a3c5b93cbe1ef7154117e47b76125f34adbd

            Download Submit

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

            13KB

            MD5

            3e2d96279046daa9e9f1549b4ad2a8f7

            SHA1

            aac790767b49e8f60a48cc32f3f9e33771fff112

            SHA256

            eae52998506d90b58813c3f14c9ea65a8178ebc5a137300eec2a85d66dd9fd5f

            SHA512

            eefd4e954936ff9ac74e41032fbcdbfb651602793eb6acafa3b3f6b21d2a223ef5412799c0bab0a7fca1c9bf4998e4c00e1ff67b4c43d90dac8884f5a5d81845

            Download Submit