Analysis

  • max time kernel
    129s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2023 07:53

General

  • Target

    Install.exe

  • Size

    677.0MB

  • MD5

    304ba296c0ca5eab8c234103f974f778

  • SHA1

    81d987c9ea2364a49c2149914c917cfdb7c0556e

  • SHA256

    a70be38ca57ab6f24febf2e775c5bb17ed5d5781a1c283c9ca60d594f9332c5d

  • SHA512

    18f967df5c496392d5245be5e1df3fb7824435e94718cde887cfdff8d8b9ef89e2184bdfaf5ab86868e6ac38662238613967d436ddeda22cf8bd1d7f71aa8c08

  • SSDEEP

    98304:nKQaiDYIdurk2Z9eEX0axt29NcyvJayjbsLhsd0bnOy:KQaKYIdurk2eEz32fcGoebcfbnOy

Malware Config

Extracted

Family

privateloader

C2

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

http://sarfoods.com/index.php

45.15.156.229

85.208.136.10

94.131.106.196

5.181.80.133

94.142.138.131

94.142.138.113

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.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Looks up external IP address via web service 2 IoCs

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

  • Drops file in System32 directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Install.exe
    "C:\Users\Admin\AppData\Local\Temp\Install.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:532
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:4180
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:4716

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Credential Access

      Credentials in Files

      1
      T1081

      Discovery

      Query Registry

      1
      T1012

      System Information Discovery

      1
      T1082

      Collection

      Data from Local System

      1
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/532-133-0x0000000000400000-0x0000000000E87000-memory.dmp
        Filesize

        10.5MB

      • memory/532-135-0x0000000000400000-0x0000000000E87000-memory.dmp
        Filesize

        10.5MB

      • memory/532-136-0x0000000000400000-0x0000000000E87000-memory.dmp
        Filesize

        10.5MB

      • memory/532-146-0x0000000000400000-0x0000000000E87000-memory.dmp
        Filesize

        10.5MB

      • memory/532-147-0x0000000000400000-0x0000000000E87000-memory.dmp
        Filesize

        10.5MB

      • memory/532-162-0x0000000000400000-0x0000000000E87000-memory.dmp
        Filesize

        10.5MB