Overview

overview

10

Static

static

3

580673f94c...71.exe

windows7-x64

10

580673f94c...71.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-05-2024 09:32

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General

  • Target

    580673f94c967c2ff5751b946c93337175e83a33a9e33c06d630e07de0725d71.exe

  • Size

    396KB

  • MD5

    353022f3231c3e6c9100548bf47543f0

  • SHA1

    ca855d0522ecab8a2d37c267d5d3c0ef4a457b17

  • SHA256

    580673f94c967c2ff5751b946c93337175e83a33a9e33c06d630e07de0725d71

  • SHA512

    659a73b7f9a9c8f45e39255aabd5727b51679719f7da8340864cc1c4bd10afb9393fd5b14d0e68cc35a005516dccf01a4069d3efaa89bb49a7b2c4f0c9afe40d

  • SSDEEP

    12288:uTLsDR++Ss8NUJgtlB2haN59ocoxgwIFgD4TAV0HjVPs:ELs0s86yB2Y59ocB+D4suHZ0

Score
10/10
targetcompanydefense_evasionevasionexecutionimpactransomware

Malware Config

Extracted

Path

C:\Program Files\7-Zip\HOW TO BACK FILES.txt

Family

targetcompany

Ransom Note
Hello Your files are encrypted and can not be used We have downloaded your confidential data and are ready to publish it on our blog To return your files in work condition you need decryption tool Follow the instructions to decrypt all your data Do not try to change or restore files yourself, this will break them If you want, on our site you can decrypt one file for free. Free test decryption allowed only for not valuable file with size less than 3MB How to get decryption tool: 1) Download and install TOR browser by this link: https://www.torproject.org/download/ 2) If TOR blocked in your country and you can't access to the link then use any VPN software 3) Run TOR browser and open the site: wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin 4) Copy your private ID in the input field. Your Private key: 7A78559A6E91371FF8E0199B 5) You will see payment information and we can make free test decryption here 6)After payment, you will receive a tool for decrypting files, and we will delete the data that was taken from you Our blog of leaked companies: wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion If you are unable to contact us through the site, then you can email us: [email protected] Waiting for a response via mail can be several days. Do not use it if you have not tried contacting through the site.�
URLs

http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin

http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion

Signatures

  • TargetCompany,Mallox

    TargetCompany (aka Mallox) is a ransomware which encrypts files using a combination of ChaCha20, AES-128, and Curve25519, first seen in June 2021.

    ransomwaretargetcompany
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution
  • Renames multiple (3290) files with added filename extension

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

    ransomware
  • Stops running service(s) 4 TTPs
    evasionexecution
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in Program Files directory 64 IoCs
  • Launches sc.exe 1 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).

  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\580673f94c967c2ff5751b946c93337175e83a33a9e33c06d630e07de0725d71.exe
    "C:\Users\Admin\AppData\Local\Temp\580673f94c967c2ff5751b946c93337175e83a33a9e33c06d630e07de0725d71.exe"
    1⤵
    • Checks computer location settings
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:2468
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C sc delete "MSSQLFDLauncher"&&sc delete "MSSQLSERVER"&&sc delete "SQLSERVERAGENT"&&sc delete "SQLBrowser"&&sc delete "SQLTELEMETRY"&&sc delete "MsDtsServer130"&&sc delete "SSISTELEMETRY130"&&sc delete "SQLWriter"&&sc delete "MSSQL$VEEAMSQL2012"&&sc delete "SQLAgent$VEEAMSQL2012"&&sc delete "MSSQL"&&sc delete "SQLAgent"&&sc delete "MSSQLServerADHelper100"&&sc delete "MSSQLServerOLAPService"&&sc delete "MsDtsServer100"&&sc delete "ReportServer"&&sc delete "SQLTELEMETRY$HL"&&sc delete "TMBMServer"&&sc delete "MSSQL$PROGID"&&sc delete "MSSQL$WOLTERSKLUWER"&&sc delete "SQLAgent$PROGID"&&sc delete "SQLAgent$WOLTERSKLUWER"&&sc delete "MSSQLFDLauncher$OPTIMA"&&sc delete "MSSQL$OPTIMA"&&sc delete "SQLAgent$OPTIMA"&&sc delete "ReportServer$OPTIMA"&&sc delete "msftesql$SQLEXPRESS"&&sc delete "postgresql-x64-9.4"&&rem Kill "SQL"&&taskkill -f -im sqlbrowser.exe&&taskkill -f -im sqlwriter.exe&&taskkill -f -im sqlservr.exe&&taskkill -f -im msmdsrv.exe&&taskkill -f -im MsDtsSrvr.exe&&taskkill -f -im sqlceip.exe&&taskkill -f -im fdlauncher.exe&&taskkill -f -im Ssms.exe&&taskkill -f -im SQLAGENT.EXE&&taskkill -f -im fdhost.exe&&taskkill -f -im fdlauncher.exe&&taskkill -f -im sqlservr.exe&&taskkill -f -im ReportingServicesService.exe&&taskkill -f -im msftesql.exe&&taskkill -f -im pg_ctl.exe&&taskkill -f -im postgres.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4976
      • C:\Windows\SysWOW64\sc.exe
        sc delete "MSSQLFDLauncher"
        3⤵
        • Launches sc.exe
        PID:4140
    • C:\Windows\system32\vssadmin.exe
      "C:\Windows\sysnative\vssadmin.exe" delete shadows /all /quiet
      2⤵
      • Interacts with shadow copies
      PID:4512
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /set {current} bootstatuspolicy ignoreallfailures
      2⤵
        PID:4664
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c bcdedit /set {current} recoveryenabled no
        2⤵
          PID:1344
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:468

      Network

      MITRE ATT&CK Enterprise v15

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      Downloads

      • C:\Program Files\7-Zip\HOW TO BACK FILES.txt
        Filesize

        1KB

        MD5

        f8ae5c98d3213483d201563b57a87d5e

        SHA1

        31c905bc514a18b611fa10edce99bd4596dc7f9d

        SHA256

        4bec26679107f19aa5fec5cb9ad0da9cd4ca161e38db2f3ad48b56d4eded9b8c

        SHA512

        df282d2f5fc94f50dab926a7140164a6fdf0a54e2e9d214e058b8d3483bd13aa75aee74d85541f295fa18a0e861aa21b29e095ab3262ba84daf08a9438316c7c

        Download Submit

      • memory/2468-8-0x0000000000400000-0x0000000000453000-memory.dmp

        Filesize

        332KB

        Download

      • memory/2468-2-0x0000000000400000-0x0000000000453000-memory.dmp

        Filesize

        332KB

        Download

      • memory/2468-1-0x0000000000400000-0x0000000000453000-memory.dmp

        Filesize

        332KB

        Download

      • memory/2468-4-0x0000000002110000-0x0000000002112000-memory.dmp

        Filesize

        8KB

        Download

      • memory/2468-7-0x0000000000400000-0x0000000000453000-memory.dmp

        Filesize

        332KB

        Download

      • memory/2468-6-0x0000000000401000-0x0000000000422000-memory.dmp

        Filesize

        132KB

        Download

      • memory/2468-3-0x0000000000400000-0x0000000000453000-memory.dmp

        Filesize

        332KB

        Download

      • memory/2468-0-0x0000000000400000-0x0000000000453000-memory.dmp

        Filesize

        332KB

        Download

      • memory/2468-5-0x00000000020D0000-0x000000000210E000-memory.dmp

        Filesize

        248KB

        Download

      • memory/2468-12288-0x0000000000400000-0x0000000000453000-memory.dmp

        Filesize

        332KB

        Download

      • memory/2468-12291-0x0000000000400000-0x0000000000453000-memory.dmp

        Filesize

        332KB

        Download

      • memory/2468-12292-0x0000000000400000-0x0000000000453000-memory.dmp

        Filesize

        332KB

        Download

      • memory/2468-12294-0x00000000020D0000-0x000000000210E000-memory.dmp

        Filesize

        248KB

        Download

      • memory/2468-12295-0x0000000000401000-0x0000000000422000-memory.dmp

        Filesize

        132KB

        Download

      • memory/2468-12298-0x0000000000400000-0x0000000000453000-memory.dmp

        Filesize

        332KB

        Download