Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    13/10/2023, 16:22

General

  • Target

    NEAS.NEASNEAS1ef006bb0944d57bf596cd6aab1ddfb5da85aae577092c01b7ab3f465dbc9fcdexeexeexe_JC.exe

  • Size

    2.5MB

  • MD5

    1c005ad11650b463fbb2a3cd2429c422

  • SHA1

    283c41cdebe89bdb6c859f877fffd5448fa81c54

  • SHA256

    1ef006bb0944d57bf596cd6aab1ddfb5da85aae577092c01b7ab3f465dbc9fcd

  • SHA512

    95a59726f1c78272a010a16e701c2fb9ed30f7e3497505dc498d43ba8bb727555d9f9422a23ef2ef28fbe50b7a6679d0b7885b24c797427df640e2474c4b2ea8

  • SSDEEP

    24576:BkUpFxaQT/FTwvzSI15ZlA4B6UM8Mu2RcfCrkEh91UbHZJ5GaGl6HHSc/xfvvOoI:BdcETCp5FKfFM3XHHPAXRloP

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.NEASNEAS1ef006bb0944d57bf596cd6aab1ddfb5da85aae577092c01b7ab3f465dbc9fcdexeexeexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.NEASNEAS1ef006bb0944d57bf596cd6aab1ddfb5da85aae577092c01b7ab3f465dbc9fcdexeexeexe_JC.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Accesses Microsoft Outlook profiles
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • outlook_office_path
    • outlook_win_path
    PID:1972

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1972-0-0x0000000000910000-0x0000000000B9C000-memory.dmp

          Filesize

          2.5MB

        • memory/1972-1-0x0000000000910000-0x0000000000B9C000-memory.dmp

          Filesize

          2.5MB

        • memory/1972-2-0x0000000075620000-0x000000007566A000-memory.dmp

          Filesize

          296KB

        • memory/1972-3-0x0000000075590000-0x0000000075599000-memory.dmp

          Filesize

          36KB

        • memory/1972-4-0x0000000074D40000-0x00000000752EB000-memory.dmp

          Filesize

          5.7MB

        • memory/1972-6-0x00000000049F0000-0x0000000004A30000-memory.dmp

          Filesize

          256KB

        • memory/1972-7-0x0000000076F00000-0x0000000076FF0000-memory.dmp

          Filesize

          960KB

        • memory/1972-5-0x0000000074D40000-0x00000000752EB000-memory.dmp

          Filesize

          5.7MB

        • memory/1972-8-0x0000000075DB0000-0x0000000075E7C000-memory.dmp

          Filesize

          816KB

        • memory/1972-12-0x0000000074D40000-0x00000000752EB000-memory.dmp

          Filesize

          5.7MB

        • memory/1972-11-0x0000000075460000-0x00000000754E0000-memory.dmp

          Filesize

          512KB

        • memory/1972-10-0x00000000754E0000-0x00000000754EB000-memory.dmp

          Filesize

          44KB

        • memory/1972-9-0x0000000074D40000-0x00000000752EB000-memory.dmp

          Filesize

          5.7MB

        • memory/1972-13-0x0000000075440000-0x0000000075457000-memory.dmp

          Filesize

          92KB

        • memory/1972-14-0x0000000075320000-0x000000007532E000-memory.dmp

          Filesize

          56KB

        • memory/1972-15-0x0000000076FF0000-0x0000000077073000-memory.dmp

          Filesize

          524KB

        • memory/1972-17-0x0000000074490000-0x00000000744A7000-memory.dmp

          Filesize

          92KB

        • memory/1972-16-0x00000000744B0000-0x00000000744BA000-memory.dmp

          Filesize

          40KB

        • memory/1972-18-0x00000000744C0000-0x00000000744F1000-memory.dmp

          Filesize

          196KB

        • memory/1972-19-0x0000000000910000-0x0000000000B9C000-memory.dmp

          Filesize

          2.5MB

        • memory/1972-20-0x00000000726F0000-0x000000007274F000-memory.dmp

          Filesize

          380KB

        • memory/1972-21-0x0000000075620000-0x000000007566A000-memory.dmp

          Filesize

          296KB

        • memory/1972-22-0x0000000074480000-0x000000007448F000-memory.dmp

          Filesize

          60KB

        • memory/1972-23-0x000000006A310000-0x000000006A319000-memory.dmp

          Filesize

          36KB

        • memory/1972-24-0x0000000074D40000-0x00000000752EB000-memory.dmp

          Filesize

          5.7MB

        • memory/1972-25-0x00000000049F0000-0x0000000004A30000-memory.dmp

          Filesize

          256KB

        • memory/1972-26-0x0000000076F00000-0x0000000076FF0000-memory.dmp

          Filesize

          960KB

        • memory/1972-27-0x0000000071F00000-0x0000000071F52000-memory.dmp

          Filesize

          328KB

        • memory/1972-28-0x0000000074210000-0x000000007421D000-memory.dmp

          Filesize

          52KB

        • memory/1972-29-0x0000000071E20000-0x0000000071E78000-memory.dmp

          Filesize

          352KB

        • memory/1972-30-0x00000000744B0000-0x00000000744BA000-memory.dmp

          Filesize

          40KB

        • memory/1972-31-0x0000000074490000-0x00000000744A7000-memory.dmp

          Filesize

          92KB

        • memory/1972-32-0x0000000077580000-0x00000000775A7000-memory.dmp

          Filesize

          156KB

        • memory/1972-33-0x00000000744C0000-0x00000000744F1000-memory.dmp

          Filesize

          196KB

        • memory/1972-34-0x0000000074480000-0x000000007448F000-memory.dmp

          Filesize

          60KB

        • memory/1972-35-0x00000000049F0000-0x0000000004A30000-memory.dmp

          Filesize

          256KB

        • memory/1972-36-0x0000000071CA0000-0x0000000071CB3000-memory.dmp

          Filesize

          76KB

        • memory/1972-38-0x0000000071F00000-0x0000000071F52000-memory.dmp

          Filesize

          328KB

        • memory/1972-39-0x0000000074210000-0x000000007421D000-memory.dmp

          Filesize

          52KB

        • memory/1972-40-0x0000000071E20000-0x0000000071E78000-memory.dmp

          Filesize

          352KB

        • memory/1972-41-0x00000000049F0000-0x0000000004A30000-memory.dmp

          Filesize

          256KB

        • memory/1972-45-0x0000000070F80000-0x0000000070FAE000-memory.dmp

          Filesize

          184KB

        • memory/1972-46-0x00000000049F0000-0x0000000004A30000-memory.dmp

          Filesize

          256KB

        • memory/1972-47-0x0000000070D20000-0x0000000070D33000-memory.dmp

          Filesize

          76KB

        • memory/1972-48-0x0000000070B10000-0x0000000070B49000-memory.dmp

          Filesize

          228KB

        • memory/1972-49-0x0000000075870000-0x0000000075A0D000-memory.dmp

          Filesize

          1.6MB

        • memory/1972-50-0x0000000070A80000-0x0000000070AB6000-memory.dmp

          Filesize

          216KB

        • memory/1972-52-0x0000000070AE0000-0x0000000070B10000-memory.dmp

          Filesize

          192KB

        • memory/1972-53-0x0000000070910000-0x0000000070917000-memory.dmp

          Filesize

          28KB

        • memory/1972-54-0x0000000070940000-0x0000000070948000-memory.dmp

          Filesize

          32KB

        • memory/1972-55-0x00000000049F0000-0x0000000004A30000-memory.dmp

          Filesize

          256KB

        • memory/1972-56-0x0000000070B10000-0x0000000070B49000-memory.dmp

          Filesize

          228KB

        • memory/1972-57-0x0000000070A80000-0x0000000070AB6000-memory.dmp

          Filesize

          216KB