General

  • Target

    matrix.exe

  • Size

    7.1MB

  • Sample

    241223-v4knbswmcq

  • MD5

    11b902db9f1d4dec6a2c416492a3a038

  • SHA1

    1443ee1ca3d14d2bde269c63d33d76a958674daa

  • SHA256

    a816679c8a1f078c6ed23ed1cdbd5afe58c4561c0a532d54e82f473fbb9af19e

  • SHA512

    aee89808a6ee779b02514dbf30adfe5dea09cf4aeccfe9dab04b9f5162c3896f7f3a9ff29f0fa7abe132156b354f4465445c16b515faf2079b5ab11225da853a

  • SSDEEP

    98304:4f7DWu05E8BLHISMHtdTeMCL52PAeZ1cxhZgiIPMpbUteXfb4RbkRZciV6SpAJDz:ioEeB5mhZ1sbpTX0RbwRpAJDv/

Malware Config

Extracted

Family

njrat

Version

<- NjRAT 0.7d Horror Edition ->

Botnet

Victim

C2

fat-pads.gl.at.ply.gg:35059

Mutex

e564aa028dc627deeaa119b78ed54d5e

Attributes
  • reg_key

    e564aa028dc627deeaa119b78ed54d5e

  • splitter

    Y262SUCZ4UJJ

Extracted

Family

xworm

Version

5.0

C2

fat-pads.gl.at.ply.gg:35059

Mutex

9AxQwGpimVT3I78A

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

aes.plain

Targets

    • Target

      matrix.exe

    • Size

      7.1MB

    • MD5

      11b902db9f1d4dec6a2c416492a3a038

    • SHA1

      1443ee1ca3d14d2bde269c63d33d76a958674daa

    • SHA256

      a816679c8a1f078c6ed23ed1cdbd5afe58c4561c0a532d54e82f473fbb9af19e

    • SHA512

      aee89808a6ee779b02514dbf30adfe5dea09cf4aeccfe9dab04b9f5162c3896f7f3a9ff29f0fa7abe132156b354f4465445c16b515faf2079b5ab11225da853a

    • SSDEEP

      98304:4f7DWu05E8BLHISMHtdTeMCL52PAeZ1cxhZgiIPMpbUteXfb4RbkRZciV6SpAJDz:ioEeB5mhZ1sbpTX0RbwRpAJDv/

    • Detect Xworm Payload

    • Njrat family

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Checks computer location settings

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

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Blocklisted process makes network request

    • 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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Enumerates processes with tasklist

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks