Overview

overview

10

Static

static

3

resolverimproved.exe

windows10-2004-x64

10

resolverimproved.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    resolverimproved.exe
  • Size 4.8MB
  • Sample260721-2d3jsavemd
  • SHA256 d5cdb6ac89b507d67481540005658feed2e6b933a44019117157e2f3d9609472
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
ratonratdefense_evasiondiscoveryexecutionpersistencestealerupx

Malware Config

Extracted

Family

  • ratonrat

Version

  • Free

C2

  • 9wtcmv5xdj.localto.net:1337

Mutex

  • gXh5GfjJw84yBfNLTqof9la

Attributes
  • assist

    true

  • box

    false

  • box_icon

    No icon

  • box_msg

    Hello, i'm the description of your raton client message box

  • box_title

    Hello, im a title for your message box

  • defender

    false

  • delay

    0

  • hide_file

    true

  • open_website

    false

  • process_critical

    false

  • raw

    silly21

  • reconnect

    3

  • startup

    true

  • tag

    Infected

  • uac

    true

  • vm

    true

  • website

    https://t.me/sillyisafed

Targets

    • Target
      resolverimproved.exe
    • Size 4.8MB
    • SHA256 d5cdb6ac89b507d67481540005658feed2e6b933a44019117157e2f3d9609472
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryexecutionratonratpersistencestealerupx

    • Detects RatonRAT payload

    • Family: RatonRAT

      RatonRAT is an information stealer written in C#.

      stealerratonrat

    • Looks for VirtualBox Guest Additions in registry

      defense_evasion

    • Looks for VMWare Tools registry key

      defense_evasion

    • Checks BIOS information in registry

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Maps connected drives based on registry

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks