Resubmissions

12/03/2025, 21:42

250312-1kmapswjv8 10

12/03/2025, 12:11

250312-pcsxqs1nw2 10

Analysis

  • max time kernel
    173s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/03/2025, 21:42

General

  • Target

    CoronaVirus.exe

  • Size

    1.0MB

  • MD5

    055d1462f66a350d9886542d4d79bc2b

  • SHA1

    f1086d2f667d807dbb1aa362a7a809ea119f2565

  • SHA256

    dddf7894b2e6aafa1903384759d68455c3a4a8348a7e2da3bd272555eba9bec0

  • SHA512

    2c5e570226252bdb2104c90d5b75f11493af8ed1be8cb0fd14e3f324311a82138753064731b80ce8e8b120b3fe7009b21a50e9f4583d534080e28ab84b83fee1

  • SSDEEP

    24576:FRYz/ERA0eMuWfHvgPw/83JI8CorP9qY0:FE/yADMuYvgP93JIc2

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 55A50D68 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.

  • Dharma family
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Renames multiple (661) files with added filename extension

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

  • Checks computer location settings 2 TTPs 2 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.

  • Drops startup file 8 IoCs
  • Executes dropped EXE 13 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 6 IoCs
  • Drops desktop.ini file(s) 64 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Interacts with shadow copies 3 TTPs 4 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 28 IoCs
  • Suspicious use of SendNotifyMessage 27 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\CoronaVirus.exe
    "C:\Users\Admin\AppData\Local\Temp\CoronaVirus.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:3376
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1520
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:12488
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:12032
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:25020
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:16692
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:16604
        • 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:13776
          • C:\Windows\System32\mshta.exe
            "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
            2⤵
              PID:14104
          • C:\Windows\system32\taskmgr.exe
            "C:\Windows\system32\taskmgr.exe" /0
            1⤵
            • Drops startup file
            • Checks SCSI registry key(s)
            • Modifies registry class
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            PID:12504
          • C:\Windows\system32\vssvc.exe
            C:\Windows\system32\vssvc.exe
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4620
          • C:\Windows\system32\werfault.exe
            werfault.exe /h /shared Global\2d07a60683c04991a3e59d82fae0352a /t 13884 /p 13776
            1⤵
              PID:15016
            • C:\Windows\system32\werfault.exe
              werfault.exe /h /shared Global\b9e6604f9a3d4ecbb20b2a4c19ee7827 /t 14128 /p 14104
              1⤵
                PID:14752
              • C:\Windows\System32\rundll32.exe
                C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                1⤵
                  PID:11652
                • C:\Windows\System32\CoronaVirus.exe
                  "C:\Windows\System32\CoronaVirus.exe"
                  1⤵
                  • Checks computer location settings
                  • Drops startup file
                  • Executes dropped EXE
                  • Adds Run key to start application
                  • Drops file in System32 directory
                  • Drops file in Program Files directory
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of WriteProcessMemory
                  PID:13540
                  • C:\Windows\system32\cmd.exe
                    "C:\Windows\system32\cmd.exe"
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:9104
                    • C:\Windows\System32\mode.com
                      mode con cp select=1251
                      3⤵
                        PID:13152
                      • C:\Windows\System32\vssadmin.exe
                        vssadmin delete shadows /all /quiet
                        3⤵
                        • Interacts with shadow copies
                        PID:10288
                    • C:\Windows\system32\cmd.exe
                      "C:\Windows\system32\cmd.exe"
                      2⤵
                      • Suspicious use of WriteProcessMemory
                      PID:18520
                      • C:\Windows\System32\mode.com
                        mode con cp select=1251
                        3⤵
                          PID:13352
                        • C:\Windows\System32\vssadmin.exe
                          vssadmin delete shadows /all /quiet
                          3⤵
                          • Interacts with shadow copies
                          PID:13476
                      • 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:18616
                        • C:\Windows\System32\mshta.exe
                          "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
                          2⤵
                            PID:21992
                        • C:\Windows\System32\CoronaVirus.exe
                          "C:\Windows\System32\CoronaVirus.exe"
                          1⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:13444
                        • C:\Windows\System32\CoronaVirus.exe
                          "C:\Windows\System32\CoronaVirus.exe"
                          1⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:13268
                        • C:\Windows\System32\CoronaVirus.exe
                          "C:\Windows\System32\CoronaVirus.exe"
                          1⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:13028
                        • C:\Windows\System32\CoronaVirus.exe
                          "C:\Windows\System32\CoronaVirus.exe"
                          1⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:13164
                        • C:\Windows\System32\CoronaVirus.exe
                          "C:\Windows\System32\CoronaVirus.exe"
                          1⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:12912
                        • C:\Windows\System32\CoronaVirus.exe
                          "C:\Windows\System32\CoronaVirus.exe"
                          1⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:12872
                        • C:\Windows\System32\CoronaVirus.exe
                          "C:\Windows\System32\CoronaVirus.exe"
                          1⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:12580
                        • C:\Windows\System32\CoronaVirus.exe
                          "C:\Windows\System32\CoronaVirus.exe"
                          1⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:21728
                        • C:\Windows\System32\CoronaVirus.exe
                          "C:\Windows\System32\CoronaVirus.exe"
                          1⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:20556
                        • C:\Windows\System32\CoronaVirus.exe
                          "C:\Windows\System32\CoronaVirus.exe"
                          1⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:20080
                        • C:\Windows\System32\CoronaVirus.exe
                          "C:\Windows\System32\CoronaVirus.exe"
                          1⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:8616
                        • C:\Windows\System32\CoronaVirus.exe
                          "C:\Windows\System32\CoronaVirus.exe"
                          1⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:9260
                        • C:\Windows\system32\werfault.exe
                          werfault.exe /h /shared Global\88668b4072e940e98939efaef11ddd77 /t 20812 /p 18616
                          1⤵
                            PID:14352
                          • C:\Windows\System32\CredentialUIBroker.exe
                            "C:\Windows\System32\CredentialUIBroker.exe"
                            1⤵
                              PID:14564
                            • C:\Windows\System32\CredentialUIBroker.exe
                              "C:\Windows\System32\CredentialUIBroker.exe"
                              1⤵
                                PID:14780
                              • C:\Windows\System32\CredentialUIBroker.exe
                                "C:\Windows\System32\CredentialUIBroker.exe"
                                1⤵
                                  PID:14684
                                • C:\Windows\System32\CredentialUIBroker.exe
                                  "C:\Windows\System32\CredentialUIBroker.exe"
                                  1⤵
                                    PID:14620
                                  • C:\Windows\System32\CredentialUIBroker.exe
                                    "C:\Windows\System32\CredentialUIBroker.exe"
                                    1⤵
                                      PID:14820
                                    • C:\Windows\System32\CredentialUIBroker.exe
                                      "C:\Windows\System32\CredentialUIBroker.exe"
                                      1⤵
                                        PID:15272
                                      • C:\Windows\System32\CredentialUIBroker.exe
                                        "C:\Windows\System32\CredentialUIBroker.exe"
                                        1⤵
                                          PID:15096

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Program Files\Common Files\microsoft shared\ClickToRun\AppvIsvSubsystems32.dll.id-55A50D68.[[email protected]].ncov

                                          Filesize

                                          2.7MB

                                          MD5

                                          0993c7a4921caaef83fd0e2095824af9

                                          SHA1

                                          8499ae87f91d1d093dd6dae65952475723ae7eab

                                          SHA256

                                          da16399a037deb6ae09c98f496b2329dcd8519206a5f3862f540159f0306fbf3

                                          SHA512

                                          81566e427553902b406b0f0ac42dac632e86ff42f75a7ab55a4d1327bb8bec3710fabaaea47644920cf331c2e76d3236d38ce9893ed15543da3f6fa1d337c688

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

                                          Filesize

                                          13KB

                                          MD5

                                          eb3219ecb9603caca60280288643ff9c

                                          SHA1

                                          57757231506d4cd191b17e5a08f65102acc16258

                                          SHA256

                                          22e9d2875d53eac78b52276816d3a945cd473c86c37b89a4809470be512f15e1

                                          SHA512

                                          e75a3697b3924d10218631dca689af4cc04151b7de85e9de20b5f4a8385ebc806231452385fb4657e2c65bf3837b7c53b9d10893a7279cdc1eb6e7b0de86f423

                                        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\CoronaVirus.exe

                                          Filesize

                                          1.0MB

                                          MD5

                                          055d1462f66a350d9886542d4d79bc2b

                                          SHA1

                                          f1086d2f667d807dbb1aa362a7a809ea119f2565

                                          SHA256

                                          dddf7894b2e6aafa1903384759d68455c3a4a8348a7e2da3bd272555eba9bec0

                                          SHA512

                                          2c5e570226252bdb2104c90d5b75f11493af8ed1be8cb0fd14e3f324311a82138753064731b80ce8e8b120b3fe7009b21a50e9f4583d534080e28ab84b83fee1

                                        • F:\FILES ENCRYPTED.txt

                                          Filesize

                                          170B

                                          MD5

                                          21539971cae3b6278ce678b16b3f2643

                                          SHA1

                                          f4357280ca6838b0b62e610c6ffc24d1ab615e37

                                          SHA256

                                          b386715edcdb5fbb762f2308d588c5a67bfe65745105b87228596885e4715045

                                          SHA512

                                          43f07a7df1bf14f76f60424219f00c051f4097f222f3b453cd208449f30e4915745300ad89f45a738bd828c7691fe97c0a16fa58115057d4ccf0e1784b46a7db

                                        • memory/3376-4977-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/3376-18393-0x000000000ADB0000-0x000000000ADE4000-memory.dmp

                                          Filesize

                                          208KB

                                        • memory/3376-3-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/3376-0-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/3376-1-0x000000000ADB0000-0x000000000ADE4000-memory.dmp

                                          Filesize

                                          208KB

                                        • memory/8616-25847-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/8616-25864-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/8616-25867-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/9260-25848-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/9260-25870-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/9260-25871-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/12504-25714-0x00000203D0A40000-0x00000203D0A41000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/12504-25719-0x00000203D0A40000-0x00000203D0A41000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/12504-25721-0x00000203D0A40000-0x00000203D0A41000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/12504-25722-0x00000203D0A40000-0x00000203D0A41000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/12504-25723-0x00000203D0A40000-0x00000203D0A41000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/12504-25724-0x00000203D0A40000-0x00000203D0A41000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/12504-25725-0x00000203D0A40000-0x00000203D0A41000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/12504-25720-0x00000203D0A40000-0x00000203D0A41000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/12504-25713-0x00000203D0A40000-0x00000203D0A41000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/12504-25715-0x00000203D0A40000-0x00000203D0A41000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/12580-25860-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/12580-25752-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/12580-25855-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/12872-25852-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/12872-25834-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/12872-25750-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/12912-25828-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/12912-25844-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/13028-25854-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/13028-25745-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/13028-25857-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/13164-25827-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/13164-25747-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/13164-25842-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/13268-25743-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/13268-25846-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/13268-25845-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/13444-25850-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/13444-25741-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/13444-25833-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/13540-25812-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/13540-25755-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/20080-25865-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/20080-25868-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/20556-25832-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/20556-25866-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/20556-25863-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/21728-25861-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/21728-25858-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB

                                        • memory/21728-25754-0x0000000000400000-0x000000000056F000-memory.dmp

                                          Filesize

                                          1.4MB