Analysis

  • max time kernel
    10s
  • max time network
    12s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    11-10-2024 16:53

General

  • Target

    WWW14[1].exe

  • Size

    5.6MB

  • MD5

    3ae876e56ca9a650b3a9a3f3f66748e2

  • SHA1

    73fcc337713a4cc0e7f9c32b6f7d282b827f16ef

  • SHA256

    44ee2445a8afa4123bd2edb2bcbe258f8c344f73fda88d03097e22a7928d313d

  • SHA512

    7f4e3dc2f34f87b689beffd81f17d020fcddc5da7359189d49b21101c094a05a73b689b045b524d87f764069bf9708a1447ca7a2101874116836167d03457cfb

  • SSDEEP

    98304:P1h3ucOg+2rajZV1rrcl8SgvUImkTtR+To4eboVEdZlgCyPBJeWLZktIDyWM+hdl:NEc9vraVRc8sU/+E4r+dcC+BQW1kqDyS

Malware Config

Extracted

Family

privateloader

C2

http://91.241.19.125/pub.php?pub=one

http://sarfoods.com/index.php

149.154.158.34

94.142.138.113

94.142.138.131

208.67.104.60

Attributes
  • payload_url

    https://cdn.discordapp.com/attachments/910842184708792331/931507465563045909/dingo_20220114120058.bmp

    https://c.xyzgamec.com/userdown/2202/random.exe

    http://193.56.146.76/Proxytest.exe

    http://www.yzsyjyjh.com/askhelp23/askinstall23.exe

    http://privacy-tools-for-you-780.com/downloads/toolspab3.exe

    http://luminati-china.xyz/aman/casper2.exe

    https://innovicservice.net/assets/vendor/counterup/RobCleanerInstlr95038215.exe

    http://tg8.cllgxx.com/hp8/g1/yrpp1047.exe

    https://cdn.discordapp.com/attachments/910842184708792331/930849718240698368/Roll.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/930850766787330068/real1201.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/930882959131693096/Installer.bmp

    http://185.215.113.208/ferrari.exe

    https://cdn.discordapp.com/attachments/910842184708792331/931233371110141962/LingeringsAntiphon.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/931285223709225071/russ.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/932720393201016842/filinnn.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/933436611427979305/build20k.bmp

    https://c.xyzgamec.com/userdown/2202/random.exe

    http://mnbuiy.pw/adsli/note8876.exe

    http://www.yzsyjyjh.com/askhelp23/askinstall23.exe

    http://luminati-china.xyz/aman/casper2.exe

    https://suprimax.vet.br/css/fonts/OneCleanerInst942914.exe

    http://tg8.cllgxx.com/hp8/g1/ssaa1047.exe

    https://www.deezloader.app/files/Deezloader_Remix_Installer_64_bit_4.3.0_Setup.exe

    https://www.deezloader.app/files/Deezloader_Remix_Installer_32_bit_4.3.0_Setup.exe

    https://cdn.discordapp.com/attachments/910281601559167006/911516400005296219/anyname.exe

    https://cdn.discordapp.com/attachments/910281601559167006/911516894660530226/PBsecond.exe

    https://cdn.discordapp.com/attachments/910842184708792331/914047763304550410/Xpadder.bmp

Signatures

  • PrivateLoader

    PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

  • 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.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\WWW14[1].exe
    "C:\Users\Admin\AppData\Local\Temp\WWW14[1].exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:912
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:4272
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:3164

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/912-0-0x0000000000400000-0x00000000011EB000-memory.dmp

        Filesize

        13.9MB

      • memory/912-1-0x00000000011A9000-0x00000000011AA000-memory.dmp

        Filesize

        4KB

      • memory/912-3-0x0000000000400000-0x00000000011EB000-memory.dmp

        Filesize

        13.9MB

      • memory/912-6-0x0000000001420000-0x0000000001421000-memory.dmp

        Filesize

        4KB

      • memory/912-7-0x0000000002F10000-0x0000000002F11000-memory.dmp

        Filesize

        4KB

      • memory/912-11-0x0000000002F70000-0x0000000002F71000-memory.dmp

        Filesize

        4KB

      • memory/912-10-0x0000000002F60000-0x0000000002F61000-memory.dmp

        Filesize

        4KB

      • memory/912-9-0x0000000002F50000-0x0000000002F51000-memory.dmp

        Filesize

        4KB

      • memory/912-8-0x0000000002F40000-0x0000000002F41000-memory.dmp

        Filesize

        4KB

      • memory/912-12-0x0000000000400000-0x00000000011EB000-memory.dmp

        Filesize

        13.9MB

      • memory/912-18-0x0000000000400000-0x00000000011EB000-memory.dmp

        Filesize

        13.9MB

      • memory/912-19-0x0000000000400000-0x00000000011EB000-memory.dmp

        Filesize

        13.9MB

      • memory/912-21-0x0000000000400000-0x00000000011EB000-memory.dmp

        Filesize

        13.9MB

      • memory/912-20-0x0000000000400000-0x00000000011EB000-memory.dmp

        Filesize

        13.9MB

      • memory/912-22-0x0000000000400000-0x00000000011EB000-memory.dmp

        Filesize

        13.9MB

      • memory/912-23-0x0000000000400000-0x00000000011EB000-memory.dmp

        Filesize

        13.9MB

      • memory/912-30-0x0000000000400000-0x00000000011EB000-memory.dmp

        Filesize

        13.9MB

      • memory/912-31-0x00000000011A9000-0x00000000011AA000-memory.dmp

        Filesize

        4KB