Analysis

  • max time kernel
    92s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2023 22:29

General

  • Target

    BlackLotus.exe

  • Size

    2.4MB

  • MD5

    d948d4b6db5d6d6e2e1ba6c0fa4bf008

  • SHA1

    05846d5b1d37ee2d716140de4f4f984cf1e631d1

  • SHA256

    1f43703d2171ab90e98357b6dfdf824417baa191a59419c27fce42cbafdb7ecf

  • SHA512

    fce681b3721eaf87f27b758782095e34665517ea4e0529cf18b32c4d0d5270ec40c8acf296ad2665e60a6e7e0430807f87e01e3a145902c9fea2a3c83100c15d

  • SSDEEP

    49152:AjY216rMHabk161nZDmcQt8O4BY3+lu2OtXED355:k3YdnZDmcQP6YO/OtXEf

Score
9/10

Malware Config

Signatures

  • Enumerates VirtualBox registry keys 2 TTPs 5 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • Checks system information in the registry 2 TTPs 1 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BlackLotus.exe
    "C:\Users\Admin\AppData\Local\Temp\BlackLotus.exe"
    1⤵
    • Enumerates VirtualBox registry keys
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Checks system information in the registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:984
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 984 -s 148
      2⤵
      • Program crash
      PID:4528
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 408 -p 984 -ip 984
    1⤵
      PID:4152

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/984-133-0x00007FFDB8FD0000-0x00007FFDB91C5000-memory.dmp

      Filesize

      2.0MB