Resubmissions

11-09-2022 15:45

220911-s66x8sffap 10

21-10-2020 17:56

201021-l4bghzn2b2 10

Analysis

  • max time kernel
    122s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7
  • 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: 406

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.

  • Deletes itself 1 IoCs
  • 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 1 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:316
    • C:\Windows\system32\sc.exe
      "sc.exe" config SQLTELEMETRY start= disabled
      2⤵
        PID:1852
      • C:\Windows\system32\sc.exe
        "sc.exe" config SQLTELEMETRY$ECWDB2 start= disabled
        2⤵
          PID:1872
        • C:\Windows\system32\sc.exe
          "sc.exe" config SQLWriter start= disabled
          2⤵
            PID:1888
          • C:\Windows\system32\sc.exe
            "sc.exe" config SstpSvc start= disabled
            2⤵
              PID:1212
            • C:\Windows\system32\cmd.exe
              "cmd.exe" /c rd /s /q %SYSTEMDRIVE%\$Recycle.bin
              2⤵
                PID:1876
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM mspub.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1800
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM mydesktopqos.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1660
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM mydesktopservice.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1668
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM mysqld.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1552
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM sqbcoreservice.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1572
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM firefoxconfig.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1916
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM agntsvc.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1928
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM thebat.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2016
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM steam.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1980
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM encsvc.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:828
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM excel.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1272
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM CNTAoSMgr.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:856
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM sqlwriter.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2040
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM tbirdconfig.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1408
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM dbeng50.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:968
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM thebat64.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:672
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM ocomm.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1688
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM infopath.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1420
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM mbamtray.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:396
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM zoolz.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:112
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" IM thunderbird.exe /F
                2⤵
                • Kills process with taskkill
                PID:624
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM dbsnmp.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1820
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM xfssvccon.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1084
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM mspub.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1564
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM Ntrtscan.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1804
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM isqlplussvc.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2052
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM onenote.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2084
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM PccNTMon.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2124
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM msaccess.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2164
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM outlook.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2200
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM tmlisten.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2216
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM msftesql.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2248
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM powerpnt.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2264
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM mydesktopqos.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2288
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM visio.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2340
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM mydesktopservice.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2364
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM winword.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2392
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM mysqld-nt.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2424
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM wordpad.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2468
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM mysqld-opt.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2496
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM ocautoupds.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2520
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM ocssd.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2536
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM oracle.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2564
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM sqlagent.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2588
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM sqlbrowser.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2612
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM sqlservr.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2636
              • C:\Windows\system32\taskkill.exe
                "taskkill.exe" /IM synctime.exe /F
                2⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2672
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "powershell.exe" & Get-WmiObject Win32_Shadowcopy | ForEach-Object { $_Delete(); }
                2⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:2696
              • 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)
                PID:1372
              • 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:1080
                  • C:\Windows\system32\PING.EXE
                    ping 127.0.0.7 -n 3
                    3⤵
                    • Runs ping.exe
                    PID:2632
                  • C:\Windows\system32\fsutil.exe
                    fsutil file setZeroData offset=0 length=524288 “%s”
                    3⤵
                      PID:3900
                  • 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⤵
                    • Deletes itself
                    PID:1856
                    • C:\Windows\system32\choice.exe
                      choice /C Y /N /D Y /T 3
                      3⤵
                        PID:2268

                  Network

                  MITRE ATT&CK Enterprise v6

                  Replay Monitor

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                  Downloads

                  • memory/316-1-0x00000000008F0000-0x00000000008F1000-memory.dmp

                    Filesize

                    4KB

                  • memory/316-0-0x000007FEF66E0000-0x000007FEF70CC000-memory.dmp

                    Filesize

                    9.9MB

                  • memory/2696-60-0x0000000002700000-0x0000000002701000-memory.dmp

                    Filesize

                    4KB

                  • memory/2696-59-0x00000000026D0000-0x00000000026D1000-memory.dmp

                    Filesize

                    4KB

                  • memory/2696-58-0x000000001AB50000-0x000000001AB51000-memory.dmp

                    Filesize

                    4KB

                  • memory/2696-57-0x0000000002380000-0x0000000002381000-memory.dmp

                    Filesize

                    4KB

                  • memory/2696-56-0x000007FEF66E0000-0x000007FEF70CC000-memory.dmp

                    Filesize

                    9.9MB