Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/08/2022, 10:12

General

  • Target
    2056c28d1bb7a5721582665185d330a1.exe
  • Size 28KB
  • Sample220805-l8tblabaem
  • SHA256 92fc4bdb9053449a89d026ec6846ba2655cc2b03022a48aa05e1e6a192027b25
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Family
  • limerat

Attributes
  • aes_key

    B E S H O

  • antivm

    false

  • c2_url

    https://pastebin.com/raw/9uk330hR

  • delay

    3

  • download_payload

    false

  • install

    false

  • install_name

    Wservices.exe

  • main_folder

    AppData

  • pin_spread

    false

  • sub_folder

    \

  • usb_spread

    true

Signatures

  • LimeRAT

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2056c28d1bb7a5721582665185d330a1.exe
    "C:\Users\Admin\AppData\Local\Temp\2056c28d1bb7a5721582665185d330a1.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3448

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3448-130-0x0000000000160000-0x000000000016C000-memory.dmp

        memory/3448-131-0x0000000004B70000-0x0000000004C0C000-memory.dmp

        memory/3448-132-0x0000000004AC0000-0x0000000004B26000-memory.dmp

        memory/3448-133-0x0000000005900000-0x0000000005EA4000-memory.dmp

        memory/3448-134-0x0000000006CD0000-0x0000000006D62000-memory.dmp