Overview

overview

10

Static

static

8

install.exe

windows7-x64

10

install.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    144s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-01-2023 13:07

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General

  • Target

    install.exe

  • Size

    6.0MB

  • MD5

    cc8618f1849063da10e5cae0e5ae10e9

  • SHA1

    9c3f426af7d3631fe098a4279170147623b8c6d7

  • SHA256

    730cdb4e43116e24a85393ff36bf5abdd467543e0df6a93b5c957cba38eb004d

  • SHA512

    f1222e54d51342a9e7fe0ee846a0c206f4e39b344d2534a83fadaf21e1f0d6dbcc4a065b135d78b5fa70f6530013b047e662eeafc2b2827bf63eca2ef31d65af

  • SSDEEP

    98304:6aefkdb1p/LtGyTjTxyB58V+asD+rE/Y3Fxh3+rSvd9PSWojTj9SlZLqLRZON82:N1BpVPsyuYzhurSvd9kBLTON82

Score
10/10
privateloaderevasionloaderspywarestealerthemidatrojanvmprotect

Malware Config

Signatures

  • PrivateLoader

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

    loaderprivateloader
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
    evasion
  • VMProtect packed file 9 IoCs

    Detects executables packed with VMProtect commercial packer.

    vmprotect
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • 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.

    spywarestealer
  • Themida packer 9 IoCs

    Detects Themida, an advanced Windows software protection system.

    themida
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • 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 use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\install.exe
    "C:\Users\Admin\AppData\Local\Temp\install.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:4532
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:4848
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:3060

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Persistence

      Privilege Escalation

      Defense Evasion

      Virtualization/Sandbox Evasion

      1
      T1497

      Credential Access

      Credentials in Files

      1
      T1081

      Discovery

      Query Registry

      3
      T1012

      Virtualization/Sandbox Evasion

      1
      T1497

      System Information Discovery

      3
      T1082

      Lateral Movement

      Collection

      Data from Local System

      1
      T1005

      Exfiltration

      Command and Control

      Impact

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4532-132-0x00000000006F0000-0x00000000010C9000-memory.dmp
        Filesize

        9.8MB

        Download
      • memory/4532-133-0x00000000778C0000-0x0000000077A63000-memory.dmp
        Filesize

        1.6MB

        Download
      • memory/4532-134-0x00000000006F0000-0x00000000010C9000-memory.dmp
        Filesize

        9.8MB

        Download
      • memory/4532-135-0x00000000006F0000-0x00000000010C9000-memory.dmp
        Filesize

        9.8MB

        Download
      • memory/4532-136-0x00000000006F0000-0x00000000010C9000-memory.dmp
        Filesize

        9.8MB

        Download
      • memory/4532-137-0x00000000006F0000-0x00000000010C9000-memory.dmp
        Filesize

        9.8MB

        Download
      • memory/4532-138-0x00000000006F0000-0x00000000010C9000-memory.dmp
        Filesize

        9.8MB

        Download
      • memory/4532-139-0x00000000006F0000-0x00000000010C9000-memory.dmp
        Filesize

        9.8MB

        Download
      • memory/4532-140-0x00000000006F0000-0x00000000010C9000-memory.dmp
        Filesize

        9.8MB

        Download
      • memory/4532-141-0x00000000006F0000-0x00000000010C9000-memory.dmp
        Filesize

        9.8MB

        Download
      • memory/4532-142-0x00000000778C0000-0x0000000077A63000-memory.dmp
        Filesize

        1.6MB

        Download