Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    02/06/2024, 08:19

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General

  • Target
    b1aa29129dfde05dfdd542ed1bddfb823eb6ffa06456eeb8b9eea30f04bcbb94.exe
  • Size 3.3MB
  • Sample240602-j73grsge84
  • SHA256 b1aa29129dfde05dfdd542ed1bddfb823eb6ffa06456eeb8b9eea30f04bcbb94
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
privateloaderevasionloader

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 1 IoCs
    evasion
  • PrivateLoader

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

    loaderprivateloader
  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\b1aa29129dfde05dfdd542ed1bddfb823eb6ffa06456eeb8b9eea30f04bcbb94.exe
    "C:\Users\Admin\AppData\Local\Temp\b1aa29129dfde05dfdd542ed1bddfb823eb6ffa06456eeb8b9eea30f04bcbb94.exe"
    1⤵
    • Modifies firewall policy service
    • Drops file in System32 directory
    PID:896
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:3300
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:4500

      Network

            MITRE ATT&CK Enterprise v15

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            Downloads

            memory/896-0-0x00007FF7EC630000-0x00007FF7ECDA5000-memory.dmp
            Download