Analysis

  • max time kernel
    1790s
  • max time network
    1204s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240730-en
  • resource tags

    arch:x64arch:x86image:win11-20240730-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    31-07-2024 15:00

General

  • Target

    1_setup-rem_ovl.exe

  • Size

    4.4MB

  • MD5

    58563fab8999891e35869b2cf6fdd67d

  • SHA1

    172706bd7e83f8e832af5214295c9931a4981abb

  • SHA256

    3a1d2daef3617f82a5d3f5a91f4f78d9ff5e2a2125f9f524d3d0bcd0bf3d43ed

  • SHA512

    705bf4179bc13793fdea11365f2b8f64d97db9e66536355e0e8927e6b27d1956b7fb98d87cbf890cff5e55bdf36a514eea9c90bff0567104d9195c4a527deaaa

  • SSDEEP

    98304:5Enod59JLovWfw6JzPocNK52w8dudhWhAKiVGRM:RDT948zA12w8du3oOVG

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 1 IoCs
  • PrivateLoader

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

  • Looks up external IP address via web service 4 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\1_setup-rem_ovl.exe
    "C:\Users\Admin\AppData\Local\Temp\1_setup-rem_ovl.exe"
    1⤵
    • Modifies firewall policy service
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:2224
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:1460
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:1940

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Windows\System32\GroupPolicy\gpt.ini

        Filesize

        127B

        MD5

        8ef9853d1881c5fe4d681bfb31282a01

        SHA1

        a05609065520e4b4e553784c566430ad9736f19f

        SHA256

        9228f13d82c3dc96b957769f6081e5bac53cffca4ffde0ba1e102d9968f184a2

        SHA512

        5ddee931a08cfea5bb9d1c36355d47155a24d617c2a11d08364ffc54e593064011dee4fea8ac5b67029cab515d3071f0ba0422bb76af492a3115272ba8feb005

      • memory/2224-2-0x00007FF9F5C40000-0x00007FF9F5C42000-memory.dmp

        Filesize

        8KB

      • memory/2224-3-0x00007FF9F5C50000-0x00007FF9F5C52000-memory.dmp

        Filesize

        8KB

      • memory/2224-0-0x00007FF7EFF06000-0x00007FF7F0139000-memory.dmp

        Filesize

        2.2MB

      • memory/2224-4-0x00007FF7EFDA0000-0x00007FF7F05A0000-memory.dmp

        Filesize

        8.0MB

      • memory/2224-5-0x00007FF9F58C0000-0x00007FF9F58C2000-memory.dmp

        Filesize

        8KB

      • memory/2224-6-0x00007FF9F58D0000-0x00007FF9F58D2000-memory.dmp

        Filesize

        8KB

      • memory/2224-7-0x00007FF9F3510000-0x00007FF9F3512000-memory.dmp

        Filesize

        8KB

      • memory/2224-8-0x00007FF9F3520000-0x00007FF9F3522000-memory.dmp

        Filesize

        8KB

      • memory/2224-1-0x00007FF9F5C30000-0x00007FF9F5C32000-memory.dmp

        Filesize

        8KB

      • memory/2224-20-0x0000028543660000-0x00000285436DF000-memory.dmp

        Filesize

        508KB

      • memory/2224-22-0x00007FF7EFF06000-0x00007FF7F0139000-memory.dmp

        Filesize

        2.2MB

      • memory/2224-23-0x00007FF7EFDA0000-0x00007FF7F05A0000-memory.dmp

        Filesize

        8.0MB