Overview

overview

10

Static

static

3402d9d20b...le.exe

windows7_x64

10

3402d9d20b...le.exe

windows10_x64

10

Analysis

  • max time kernel
    76s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    28-09-2021 20:17

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General

  • Target

    3402d9d20bc4622a87c2533484fb98889a5a85bf3191192faf4ef8431f7a4b9c.bin.sample.exe

  • Size

    185KB

  • MD5

    1ac77c173fba7dd1475e84c50be35767

  • SHA1

    3fd475ff9035742ff45d8a85c05e0c3fca453326

  • SHA256

    3402d9d20bc4622a87c2533484fb98889a5a85bf3191192faf4ef8431f7a4b9c

  • SHA512

    e02ad3865e5790c17636f661f2a2aaab2ce5dd3efb78cb3402604fbd8cd058714fdba6dd78071c2710e99d2944f6607cba3545d0ca252fbdda4878d0a017f90f

Score
10/10
contiransomwarespywarestealer

Malware Config

Extracted

Path

C:\R3ADM3.txt

Family

conti

Ransom Note
All of your files are currently encrypted by CONTI strain. You can contact our team directly for further instructions through our website : TOR VERSION : (you should download and install TOR browser first https://torproject.org) http://m232fdxbfmbrcehbrj5iayknxnggf6niqfj6x4iedrgtab4qupzjlaid.onion HTTPS VERSION : https://contirecovery.info YOU SHOULD BE AWARE! Just in case, if you try to ignore us. We've downloaded a pack of your internal data and are ready to publish it on out news website if you do not respond. So it will be better for both sides if you contact us as soon as possible. ---BEGIN ID--- KCunZoziQUNQoJta54VhbE7Y8PD8FPDSGWulQ3gvxuiG7SFE4tGY4mHcaYmlFZM2 ---END ID---
URLs

http://m232fdxbfmbrcehbrj5iayknxnggf6niqfj6x4iedrgtab4qupzjlaid.onion

https://contirecovery.info

Signatures

  • Conti Ransomware

    Ransomware generally thought to be a successor to Ryuk.

    ransomwareconti
  • Modifies extensions of user files 5 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Drops desktop.ini file(s) 46 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3402d9d20bc4622a87c2533484fb98889a5a85bf3191192faf4ef8431f7a4b9c.bin.sample.exe
    "C:\Users\Admin\AppData\Local\Temp\3402d9d20bc4622a87c2533484fb98889a5a85bf3191192faf4ef8431f7a4b9c.bin.sample.exe"
    1⤵
    • Modifies extensions of user files
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1556
    • C:\Windows\system32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{C42FD895-B421-4A33-8B73-34420B94C6C4}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:368
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{C42FD895-B421-4A33-8B73-34420B94C6C4}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:580
    • C:\Windows\system32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{10A95FEA-CE68-4673-91E9-44796907EA8F}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1652
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{10A95FEA-CE68-4673-91E9-44796907EA8F}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1804
    • C:\Windows\system32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{3F8D846B-9DD4-48C1-9EB7-331601E45A01}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1724
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{3F8D846B-9DD4-48C1-9EB7-331601E45A01}'" delete
        3⤵
          PID:1996
      • C:\Windows\system32\cmd.exe
        cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{83DB695E-B6C4-4F19-94F5-5AB249FE6E4B}'" delete
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1732
        • C:\Windows\System32\wbem\WMIC.exe
          C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{83DB695E-B6C4-4F19-94F5-5AB249FE6E4B}'" delete
          3⤵
            PID:1116
        • C:\Windows\system32\cmd.exe
          cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{6E98F490-EC90-48A3-8095-7CAB9F53C350}'" delete
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1716
          • C:\Windows\System32\wbem\WMIC.exe
            C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{6E98F490-EC90-48A3-8095-7CAB9F53C350}'" delete
            3⤵
              PID:1424
          • C:\Windows\system32\cmd.exe
            cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{BE04AF18-D313-4450-8D00-0E635D2D4C97}'" delete
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1540
            • C:\Windows\System32\wbem\WMIC.exe
              C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{BE04AF18-D313-4450-8D00-0E635D2D4C97}'" delete
              3⤵
                PID:1592
            • C:\Windows\system32\cmd.exe
              cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{CEE4CCBC-073C-4640-96A7-6BA7CCA7CF92}'" delete
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:1608
              • C:\Windows\System32\wbem\WMIC.exe
                C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{CEE4CCBC-073C-4640-96A7-6BA7CCA7CF92}'" delete
                3⤵
                  PID:1496
              • C:\Windows\system32\cmd.exe
                cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{865F3304-51C3-4B8F-A536-F05EC48E587F}'" delete
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:528
                • C:\Windows\System32\wbem\WMIC.exe
                  C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{865F3304-51C3-4B8F-A536-F05EC48E587F}'" delete
                  3⤵
                    PID:1444
                • C:\Windows\system32\cmd.exe
                  cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{F66D88E2-B57B-4989-8ED8-F69EC00D6AED}'" delete
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1448
                  • C:\Windows\System32\wbem\WMIC.exe
                    C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{F66D88E2-B57B-4989-8ED8-F69EC00D6AED}'" delete
                    3⤵
                      PID:316
                  • C:\Windows\system32\cmd.exe
                    cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{2D3F6F2F-1FEA-4EF5-B2F9-9AD4D3736A5B}'" delete
                    2⤵
                      PID:1972
                      • C:\Windows\System32\wbem\WMIC.exe
                        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{2D3F6F2F-1FEA-4EF5-B2F9-9AD4D3736A5B}'" delete
                        3⤵
                          PID:432
                      • C:\Windows\system32\cmd.exe
                        cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{3AB2448F-F186-4CD1-8044-F01D62EBD5C3}'" delete
                        2⤵
                          PID:1808
                          • C:\Windows\System32\wbem\WMIC.exe
                            C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{3AB2448F-F186-4CD1-8044-F01D62EBD5C3}'" delete
                            3⤵
                              PID:1168
                          • C:\Windows\system32\cmd.exe
                            cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{5E61C5BD-F1FA-4763-95D9-47A0D7BD5FDD}'" delete
                            2⤵
                              PID:1628
                              • C:\Windows\System32\wbem\WMIC.exe
                                C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{5E61C5BD-F1FA-4763-95D9-47A0D7BD5FDD}'" delete
                                3⤵
                                  PID:1552
                            • C:\Windows\system32\vssvc.exe
                              C:\Windows\system32\vssvc.exe
                              1⤵
                              • Suspicious use of AdjustPrivilegeToken
                              PID:1620

                            Network

                            MITRE ATT&CK Matrix ATT&CK v6

                            Initial Access

                            Execution

                            Persistence

                            Privilege Escalation

                            Defense Evasion

                            Credential Access

                            Credentials in Files

                            1
                            T1081

                            Discovery

                            Lateral Movement

                            Collection

                            Data from Local System

                            1
                            T1005

                            Exfiltration

                            Command and Control

                            Impact

                            Replay Monitor

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                            Downloads

                            • memory/316-72-0x0000000000000000-mapping.dmp
                              Download
                            • memory/368-55-0x0000000000000000-mapping.dmp
                              Download
                            • memory/432-74-0x0000000000000000-mapping.dmp
                              Download
                            • memory/528-69-0x0000000000000000-mapping.dmp
                              Download
                            • memory/580-56-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1116-62-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1168-76-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1424-64-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1444-70-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1448-71-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1496-68-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1540-65-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1552-78-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1556-54-0x00000000757B1000-0x00000000757B3000-memory.dmp
                              Filesize

                              8KB

                              Download
                            • memory/1592-66-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1608-67-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1628-77-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1652-57-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1716-63-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1724-59-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1732-61-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1804-58-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1808-75-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1972-73-0x0000000000000000-mapping.dmp
                              Download
                            • memory/1996-60-0x0000000000000000-mapping.dmp
                              Download