General

  • Target

    DDOS TOOL.rar

  • Size

    5.2MB

  • Sample

    241201-t3r6cawlfx

  • MD5

    01abc57a648bfe6c15d0e60cee8df24d

  • SHA1

    6879b1d3f182d046297a5a51e4629ac79e8eb9bb

  • SHA256

    cc955efc8aaa3c26caa9b57604ee3bb2aa4039b946b8c2aea8e7d2579dab18c7

  • SHA512

    9776436a6f4d0a61ee92d12955263ab6a7d40e86e79929956af8e314cb34a262e32efc46a2f11d09815dc8ed64d1fdda62cc42bcb526dc8dad2c5fb4ae0002e6

  • SSDEEP

    98304:c+D78yvHmfPHf5ra0SobmnJolavV9sR/1ZfoW5Uxx5gw:c+TPE5rT6nKlS9E9a5gw

Malware Config

Extracted

Family

umbral

C2

https://discord.com/api/webhooks/1260642913709199370/cN_Wnccw0kdFSTwqONW2fMDnifHoEhjQp9n_8tPGu3gI5coO14fm3gGZ1Q04Hstg1nAO

Extracted

Family

xworm

Version

5.0

C2

testarosa.duckdns.org:7110

Mutex

5ZpeoOe6AtQfr6wU

Attributes
  • Install_directory

    %AppData%

  • install_file

    Ondrive.exe

aes.plain

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

147.185.221.20:49236

Mutex

6a8a3b6e5450a823d542e748a454aa4c

Attributes
  • reg_key

    6a8a3b6e5450a823d542e748a454aa4c

  • splitter

    |'|'|

Targets

    • Target

      DDOS TOOL.rar

    • Size

      5.2MB

    • MD5

      01abc57a648bfe6c15d0e60cee8df24d

    • SHA1

      6879b1d3f182d046297a5a51e4629ac79e8eb9bb

    • SHA256

      cc955efc8aaa3c26caa9b57604ee3bb2aa4039b946b8c2aea8e7d2579dab18c7

    • SHA512

      9776436a6f4d0a61ee92d12955263ab6a7d40e86e79929956af8e314cb34a262e32efc46a2f11d09815dc8ed64d1fdda62cc42bcb526dc8dad2c5fb4ae0002e6

    • SSDEEP

      98304:c+D78yvHmfPHf5ra0SobmnJolavV9sR/1ZfoW5Uxx5gw:c+TPE5rT6nKlS9E9a5gw

    • Detect Umbral payload

    • Detect Xworm Payload

    • Njrat family

    • Umbral

      Umbral stealer is an opensource moduler stealer written in C#.

    • Umbral 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

      Using powershell.exe command.

    • Drops file in Drivers directory

    • 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.

    • 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.

MITRE ATT&CK Enterprise v15

Tasks