Resubmissions

12-09-2024 02:23

240912-cvfznswere 10

04-09-2024 00:09

240904-afvheascla 10

03-09-2024 18:57

240903-xl8csavfrb 10

03-09-2024 18:12

240903-ws828asgnm 10

Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    03-09-2024 18:57

General

  • Target

    Ransomware/Client-2.exe

  • Size

    80KB

  • MD5

    8152a3d0d76f7e968597f4f834fdfa9d

  • SHA1

    c3cf05f3f79851d3c0d4266ab77c8e3e3f88c73e

  • SHA256

    69c56d12ed7024696936fb69b4c6bee58174a275cb53fa966646a0b092d9626b

  • SHA512

    eb1a18cb03131466a4152fa2f6874b70c760317148684ca9b95044e50dc9cd19316d6e68e680ce18599114ba73e75264de5dab5afe611165b9c6c0b5f01002b4

  • SSDEEP

    1536:SHbigeMiIeMfZ7tOBbFv0CIG0dDh/suIicRtpNf8SgRXt+AacRDVX8C4OntD4acN:SHbigeMiIeMfZ7tOBbFv0CIG0dDh/su0

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: 469

Signatures

  • Disables service(s) 3 TTPs
  • Hakbit

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Renames multiple (70) files with added filename extension

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

  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

  • 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 4 IoCs

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

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • 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:2240
    • C:\Windows\system32\sc.exe
      "sc.exe" config SQLTELEMETRY start= disabled
      2⤵
      • Launches sc.exe
      PID:1724
    • C:\Windows\system32\cmd.exe
      "cmd.exe" /c rd /s /q %SYSTEMDRIVE%\$Recycle.bin
      2⤵
        PID:2840
      • C:\Windows\system32\sc.exe
        "sc.exe" config SQLTELEMETRY$ECWDB2 start= disabled
        2⤵
        • Launches sc.exe
        PID:1604
      • C:\Windows\system32\sc.exe
        "sc.exe" config SQLWriter start= disabled
        2⤵
        • Launches sc.exe
        PID:1020
      • C:\Windows\system32\sc.exe
        "sc.exe" config SstpSvc start= disabled
        2⤵
        • Launches sc.exe
        PID:2416
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM mspub.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2908
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM mydesktopqos.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2996
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM mydesktopservice.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2408
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM mysqld.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:772
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM sqbcoreservice.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3048
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM firefoxconfig.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3064
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM agntsvc.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2084
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM thebat.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1532
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM steam.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1896
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM encsvc.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2568
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM excel.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2728
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM CNTAoSMgr.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2644
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM sqlwriter.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2596
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM tbirdconfig.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2296
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM dbeng50.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2564
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM thebat64.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2448
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM ocomm.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2060
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM infopath.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2844
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM mbamtray.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2600
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM zoolz.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2740
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" IM thunderbird.exe /F
        2⤵
        • Kills process with taskkill
        PID:2476
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM dbsnmp.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1180
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM xfssvccon.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2628
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM mspub.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2528
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM Ntrtscan.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3000
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM isqlplussvc.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2576
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM onenote.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2488
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM PccNTMon.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2636
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM msaccess.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2496
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM outlook.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2440
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM tmlisten.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2436
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM msftesql.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2456
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM powerpnt.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2472
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM mydesktopqos.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2504
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM visio.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2516
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM mydesktopservice.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2704
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM winword.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2200
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM mysqld-nt.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3004
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM wordpad.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2492
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM mysqld-opt.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:596
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM ocautoupds.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2612
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM ocssd.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2924
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM oracle.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2936
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM sqlagent.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:676
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM sqlbrowser.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1908
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM sqlservr.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1728
      • C:\Windows\system32\taskkill.exe
        "taskkill.exe" /IM synctime.exe /F
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1584
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "powershell.exe" & Get-WmiObject Win32_Shadowcopy | ForEach-Object { $_Delete(); }
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:108
      • 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:4052
      • 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⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        PID:1460
        • C:\Windows\system32\PING.EXE
          ping 127.0.0.7 -n 3
          3⤵
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:2176
        • C:\Windows\system32\fsutil.exe
          fsutil file setZeroData offset=0 length=524288 “%s”
          3⤵
            PID:948
        • 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⤵
          • Deletes itself
          PID:2972
          • C:\Windows\system32\choice.exe
            choice /C Y /N /D Y /T 3
            3⤵
              PID:636

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\ProgramData\Microsoft\Assistance\Client\1.0\es-ES\Help_MValidator.Lck.energy[[email protected]]

          Filesize

          4KB

          MD5

          4596d95eac1550d3e154a30c65b343b1

          SHA1

          62ff0f25bc0f63808f1bca59babb6076131c8907

          SHA256

          bf91a138e506c5c7c17279362e33a8ae7d17ac5883b587df0e9a91c3421ecee5

          SHA512

          2e41f6bd9934f33e33573e77122b93918b711660de80d77dad4e4401ab66c5abeb7f7a6a89b627686f1e4c13fc671a33d09a7c46ef6a9b5e9369fad0d1022a25

        • C:\ProgramData\Package Cache\{BF08E976-B92E-4336-B56F-2171179476C4}v14.30.30704\packages\vcRuntimeAdditional_x86\vc_runtimeAdditional_x86.msi.energy[[email protected]]

          Filesize

          180KB

          MD5

          1a4f2f9113d0623f454a6aed12ba8299

          SHA1

          2309dc7c2f56af13df25702c4b99c46333180815

          SHA256

          92d50fc3bda152b02ac4ef867e2bb964c93eab3d1449ca1d616e410b5f162e74

          SHA512

          544b0f6db2152f0a5fbf57535793054066ed7cb3673a2d15fc5758f1d34a36b31e998a766b79b03683b19863c1c88ad283aa18eb97b71a6c33f09cc1dbc01b52

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

          Filesize

          7KB

          MD5

          e733b30abc2eadf185a0682d9d769f0c

          SHA1

          2aca5d0257a739a34af10dc316c1a0f62ce6b2eb

          SHA256

          9f36973eb38b126783d35fc1e249473a9a2046283752bfa56e04d61abd03c770

          SHA512

          1e06725ba40c09e9d96690a1eb7a9664cb85f07b21f7cdc89ce0d5b04b5077f63a83a15a1cdc06c36369ee65073d75618e951638681f9781bab4abaa400404ab

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

          Filesize

          828B

          MD5

          a24f0bff399b2706cac3e45ff62cbe51

          SHA1

          29fe4ecb932588f57197c94e0c822b8b993a3d20

          SHA256

          fa81e42d76e20c007414b1c71d1fdf3c569085ddb8d1d97b14c6e73ba18952a2

          SHA512

          7fcef5aac13a7c4d9c088051770b7735fd7e42d37bdb1aad92a8982f2b480b1ec67c8fb64a6d13a1a16b6cf4af1f3a4569ad50a582c1128ff39e04af60433803

        • C:\Users\Admin\Desktop\UseJoin.xlsx.energy[[email protected]]

          Filesize

          16KB

          MD5

          268fe801c00a866f62ec4ed0b2f747a5

          SHA1

          9964e0a771a74ff765e72f6a423608aa0d496da3

          SHA256

          cd7c39ad76489864d74de9fbf0227d44fb6c0ae82b250c0080e34211979eae0f

          SHA512

          fe0cc51803990dd4d12e4b3f448c32dc737a10ff7242781a81458b524af6cbba462119501a850a400d3f2e4feb060be9b362b42721cd728c1e5484f627c57d6a

        • memory/108-9-0x000000001B6C0000-0x000000001B9A2000-memory.dmp

          Filesize

          2.9MB

        • memory/108-10-0x0000000002290000-0x0000000002298000-memory.dmp

          Filesize

          32KB

        • memory/2240-159-0x000007FEF6270000-0x000007FEF6C5C000-memory.dmp

          Filesize

          9.9MB

        • memory/2240-121-0x000007FEF6273000-0x000007FEF6274000-memory.dmp

          Filesize

          4KB

        • memory/2240-0-0x000007FEF6273000-0x000007FEF6274000-memory.dmp

          Filesize

          4KB

        • memory/2240-2-0x000007FEF6270000-0x000007FEF6C5C000-memory.dmp

          Filesize

          9.9MB

        • memory/2240-1-0x0000000000DD0000-0x0000000000DEA000-memory.dmp

          Filesize

          104KB

        • memory/2240-611-0x000007FEF6270000-0x000007FEF6C5C000-memory.dmp

          Filesize

          9.9MB