Resubmissions

22-03-2024 14:08

240322-rflnyaef8z 10

09-11-2022 10:30

221109-mj4lpsgab2 10

Analysis

  • max time kernel
    47s
  • max time network
    49s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-03-2024 14:08

General

  • Target

    Install.exe

  • Size

    7.9MB

  • MD5

    2cc80b5a83b5e1b96bf817d26099e664

  • SHA1

    2507f7ca248884372a3088bf6413bd8292f898ca

  • SHA256

    06c9681d0fcdc083535d3aaa823b0d5a483bb93f237fb7857cd8e72b20f4088c

  • SHA512

    d5027ecda8337735e2149f6048124975e06e25865150f01b357d80926c8b786e1e0dc64cebf51b7c85bc5f72ec07571a4f170882ed386753ff6905b7dd2ba007

  • SSDEEP

    196608:Pkc8XmEtyfj6x5kMdFYjdYb9UNaLhKxgNq+W3D:Pkc8WEw4kAFYqUNaLhqgNVA

Malware Config

Signatures

  • PrivateLoader

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

  • RisePro

    RisePro stealer is an infostealer distributed by PrivateLoader.

  • 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 4 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:4876
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:3384
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:4496

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Credential Access

      Unsecured Credentials

      1
      T1552

      Credentials In Files

      1
      T1552.001

      Discovery

      Query Registry

      1
      T1012

      System Information Discovery

      1
      T1082

      Collection

      Data from Local System

      1
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4876-0-0x0000000000920000-0x0000000000921000-memory.dmp
        Filesize

        4KB

      • memory/4876-1-0x0000000000930000-0x0000000000931000-memory.dmp
        Filesize

        4KB

      • memory/4876-3-0x0000000000990000-0x00000000017C3000-memory.dmp
        Filesize

        14.2MB

      • memory/4876-2-0x0000000000940000-0x0000000000941000-memory.dmp
        Filesize

        4KB

      • memory/4876-5-0x0000000000980000-0x0000000000981000-memory.dmp
        Filesize

        4KB

      • memory/4876-4-0x0000000000970000-0x0000000000971000-memory.dmp
        Filesize

        4KB

      • memory/4876-6-0x00000000018D0000-0x00000000018D1000-memory.dmp
        Filesize

        4KB

      • memory/4876-7-0x00000000018E0000-0x00000000018E1000-memory.dmp
        Filesize

        4KB

      • memory/4876-27-0x0000000000990000-0x00000000017C3000-memory.dmp
        Filesize

        14.2MB