General

Malware Config

Extracted

Family

limerat

Attributes
  • aes_key

    blunts

  • antivm

    true

  • c2_url

    https://pastebin.com/raw/1NRAsuVh

  • delay

    3

  • download_payload

    false

  • install

    true

  • install_name

    FortniteAimbotESP.exe

  • main_folder

    Temp

  • pin_spread

    false

  • sub_folder

    \

  • usb_spread

    true

Targets

    • Ardamax

      A keylogger first seen in 2013.

    • Detect Neshta Payload

    • LimeRAT

      Simple yet powerful RAT for Windows machines written in .NET.

    • Neshta

      Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

    • SnakeBOT

      SnakeBOT is a heavily obfuscated .NET downloader.

    • Contains SnakeBOT related strings

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Executes dropped EXE

    • Modifies Installed Components in the registry

    • Checks BIOS information in registry

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

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

2
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Modify Registry

2
T1112

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

6
T1082

Peripheral Device Discovery

2
T1120

Tasks