General

  • Target

    hey.txt

  • Size

    118B

  • Sample

    240629-1yfp3s1bpj

  • MD5

    221ad89e039255e04f2188a169cdc35e

  • SHA1

    95d97e72b73b41aaba4a0e55980d75fb50a444eb

  • SHA256

    5d7cc02e1da62aee3aa6627150b2784c8a915765da9b55c45483fe8b5985800c

  • SHA512

    939bb152a9fe21a5d88a969fb5eae534092a2878a52cfdf505f26e86b8ca974edbe45992964cf0a9b830e7482af8152915d52d4cf6801a7716942924e9315040

Malware Config

Extracted

Family

discordrat

Attributes
  • discord_token

    MTI1NjcyNDgxOTk0NTE5NzU3MA.G8tcWY.JxWGI29w9bbShu6dB5zHBJbADl_rUjiDGP8sCU

  • server_id

    1256725681149182056

Extracted

Family

xenorat

C2

127.0.0.1

localhost

Mutex

Xeno_rat_nd8912d

Attributes
  • delay

    5000

  • install_path

    temp

  • port

    4444

  • startup_name

    Discord

Targets

    • Target

      hey.txt

    • Size

      118B

    • MD5

      221ad89e039255e04f2188a169cdc35e

    • SHA1

      95d97e72b73b41aaba4a0e55980d75fb50a444eb

    • SHA256

      5d7cc02e1da62aee3aa6627150b2784c8a915765da9b55c45483fe8b5985800c

    • SHA512

      939bb152a9fe21a5d88a969fb5eae534092a2878a52cfdf505f26e86b8ca974edbe45992964cf0a9b830e7482af8152915d52d4cf6801a7716942924e9315040

    • Discord RAT

      A RAT written in C# using Discord as a C2.

    • XenorRat

      XenorRat is a remote access trojan written in C#.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Adds Run key to start application

    • Blocklisted process makes network request

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

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

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Event Triggered Execution

1
T1546

Component Object Model Hijacking

1
T1546.015

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Event Triggered Execution

1
T1546

Component Object Model Hijacking

1
T1546.015

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

5
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

2
T1120

Command and Control

Web Service

1
T1102

Tasks