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Analysis

  • max time kernel
    134s
  • max time network
    136s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    09/06/2024, 17:07

General

  • Target
    Ransomware/Client-2.exe
  • Size 80KB
  • Sample240609-vm7rjadd73
  • SHA256 69c56d12ed7024696936fb69b4c6bee58174a275cb53fa966646a0b092d9626b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

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

  • 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: 1199

Signatures

  • Disables service(s) 3 TTPs
  • Hakbit

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

  • 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 4 IoCs

    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).

  • 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\Ransomware\Client-2.exe
    "C:\Users\Admin\AppData\Local\Temp\Ransomware\Client-2.exe"
    1⤵
    • Drops startup file
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3692
    • C:\Windows\SYSTEM32\sc.exe
      "sc.exe" config SQLTELEMETRY start= disabled
      2⤵
      • Launches sc.exe
      PID:4356
    • C:\Windows\SYSTEM32\sc.exe
      "sc.exe" config SQLTELEMETRY$ECWDB2 start= disabled
      2⤵
      • Launches sc.exe
      PID:2372
    • C:\Windows\SYSTEM32\cmd.exe
      "cmd.exe" /c rd /s /q %SYSTEMDRIVE%\$Recycle.bin
      2⤵
        PID:3316
      • C:\Windows\SYSTEM32\sc.exe
        "sc.exe" config SQLWriter start= disabled
        2⤵
        • Launches sc.exe
        PID:4700
      • C:\Windows\SYSTEM32\sc.exe
        "sc.exe" config SstpSvc start= disabled
        2⤵
        • Launches sc.exe
        PID:4528
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM mspub.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2432
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM mydesktopqos.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2072
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM mydesktopservice.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2348
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM mysqld.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1480
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM sqbcoreservice.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1496
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM firefoxconfig.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3236
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM agntsvc.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2192
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM thebat.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4272
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM steam.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4760
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM encsvc.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2428
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM excel.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4444
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM CNTAoSMgr.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4776
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM sqlwriter.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1716
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM tbirdconfig.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3748
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM dbeng50.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4368
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM thebat64.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4744
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM ocomm.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:5116
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM infopath.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3740
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM mbamtray.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4092
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM zoolz.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3664
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" IM thunderbird.exe /F
        2⤵
        • Kills process with taskkill
        PID:4160
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM dbsnmp.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:308
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM xfssvccon.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4824
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM mspub.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1772
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM Ntrtscan.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2496
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM isqlplussvc.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1604
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM onenote.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4436
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM PccNTMon.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2868
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM msaccess.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2608
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM outlook.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2916
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM tmlisten.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2924
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM msftesql.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4472
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM powerpnt.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2836
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM mydesktopqos.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3128
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM visio.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4704
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM mydesktopservice.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2420
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM winword.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:5044
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM mysqld-nt.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2312
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM wordpad.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3056
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM mysqld-opt.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1920
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM ocautoupds.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4300
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM ocssd.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3388
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM oracle.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:548
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM sqlagent.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4616
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM sqlbrowser.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1240
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM sqlservr.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4396
      • C:\Windows\SYSTEM32\taskkill.exe
        "taskkill.exe" /IM synctime.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2504
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "powershell.exe" & Get-WmiObject Win32_Shadowcopy | ForEach-Object { $_Delete(); }
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4372
      • 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:6044
      • 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:2184
          • C:\Windows\system32\PING.EXE
            ping 127.0.0.7 -n 3
            3⤵
            • Runs ping.exe
            PID:2868
          • C:\Windows\system32\fsutil.exe
            fsutil file setZeroData offset=0 length=524288 “%s”
            3⤵
              PID:6112
          • 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\Ransomware\Client-2.exe
            2⤵
              PID:7052
              • C:\Windows\system32\choice.exe
                choice /C Y /N /D Y /T 3
                3⤵
                  PID:7056

            Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  edbtmp.log

                  • Path C:\ProgramData\Microsoft\Network\Downloader\edbtmp.log
                  • Size 1.3MB
                  • SHA256 ab9dbb676acc75195b7d45d6ce4ef28d69b90d28ae897c7df375b0a2a57d86ac
                  • MD5 SHA1 SHA512 SSDEEP

                  MasterDatastore.xml.energy[[email protected]]

                  • Path C:\ProgramData\Microsoft\Provisioning\{c5dc3753-b6c8-4057-b396-bf13d769311c}\MasterDatastore.xml.energy[[email protected]]
                  • Size 4KB
                  • SHA256 32bab14c505639076c7d2d935ded3699816e7cabe7b2fc17ede4537c8bf8a229
                  • MD5 SHA1 SHA512

                  191__Cellular_PerSimSettings_$(__ICCID)_AppID.provxml.energy[[email protected]]

                  • Path C:\ProgramData\Microsoft\Provisioning\{c8a326e4-f518-4f14-b543-97a57e1a975e}\Prov\RunTime\191__Cellular_PerSimSettings_$(__ICCID)_AppID.provxml.energy[[email protected]]
                  • Size 4KB
                  • SHA256 7e36f4daab0af83d948bfacb64c740d62e6fbfd019b82dc53da10f0456d5f667
                  • MD5 SHA1 SHA512

                  483__Cellular_PerSimSettings_$(__ICCID)_AppID.provxml.energy[[email protected]]

                  • Path C:\ProgramData\Microsoft\Provisioning\{c8a326e4-f518-4f14-b543-97a57e1a975e}\Prov\RunTime\483__Cellular_PerSimSettings_$(__ICCID)_AppID.provxml.energy[[email protected]]
                  • Size 480B
                  • SHA256 92ac8350b37335ec39df911a17327ec9bd3a35dd5a991d62e94f65edf7f0914a
                  • MD5 SHA1 SHA512

                  621__Cellular_PerSimSettings_$(__ICCID)_AccountExperienceURL.provxml.energy[[email protected]]

                  • Path C:\ProgramData\Microsoft\Provisioning\{c8a326e4-f518-4f14-b543-97a57e1a975e}\Prov\RunTime\621__Cellular_PerSimSettings_$(__ICCID)_AccountExperienceURL.provxml.energy[[email protected]]
                  • Size 4KB
                  • SHA256 030ef2c4fe0c8420ba66f5e97f8aa38e760eb0e55b541dffd26baf2d8763becc
                  • MD5 SHA1 SHA512

                  81__Cellular_PerSimSettings_$(__ICCID)_AppID.provxml.energy[[email protected]]

                  • Path C:\ProgramData\Microsoft\Provisioning\{c8a326e4-f518-4f14-b543-97a57e1a975e}\Prov\RunTime\81__Cellular_PerSimSettings_$(__ICCID)_AppID.provxml.energy[[email protected]]
                  • Size 4KB
                  • SHA256 0713216927870ae5e30f08c180caf47acd4bfff27318b62df78a49dae50d40b5
                  • MD5 SHA1 SHA512

                  vc_runtimeAdditional_x86.msi.energy[[email protected]]

                  • Path C:\ProgramData\Package Cache\{BF08E976-B92E-4336-B56F-2171179476C4}v14.30.30704\packages\vcRuntimeAdditional_x86\vc_runtimeAdditional_x86.msi.energy[[email protected]]
                  • Size 180KB
                  • SHA256 f8d9ecae035e283306ba003f75b66a7d0ab7e70312dadbcfa7eedb0ec2baa563
                  • MD5 SHA1 SHA512 SSDEEP

                  powershell.exe.log

                  • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
                  • Size 2KB
                  • SHA256 b87210c4a0814394371ec7fba00fc02d9adbb22bcb1811a2abab46fdf4325da9
                  • MD5 SHA1 SHA512

                  StartupProfileData-NonInteractive

                  • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                  • Size 1KB
                  • SHA256 cc83054071491414926b214cc8d3313dec01a5cd8877b2d51722fa71e0bc0724
                  • MD5 SHA1 SHA512

                  __PSScriptPolicyTest_vwjceith.sou.ps1

                  • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vwjceith.sou.ps1
                  • Size 1B
                  • SHA256 6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
                  • MD5 SHA1 SHA512

                  HOW_TO_DECYPHER_FILES.txt

                  • Path C:\Users\Admin\Desktop\HOW_TO_DECYPHER_FILES.txt
                  • Size 829B
                  • SHA256 15f9a2dea3ff32fc02803e08ff35598c1dedd1178e1948df993dde8875006da0
                  • MD5 SHA1 SHA512

                  memory/3692-0-0x0000000000AB0000-0x0000000000ACA000-memory.dmp

                  memory/3692-3-0x00007FFC94BD0000-0x00007FFC955BC000-memory.dmp

                  memory/3692-1-0x00007FFC94BD3000-0x00007FFC94BD4000-memory.dmp

                  memory/3692-1302-0x00007FFC94BD0000-0x00007FFC955BC000-memory.dmp

                  memory/4372-26-0x000002661D550000-0x000002661D5C6000-memory.dmp

                  memory/4372-21-0x000002661D420000-0x000002661D442000-memory.dmp