General

  • Target

    5a1e020c5c5ad435e9bb8cd1d76d10a88f9312f2622ddcaf4b4b559e37e8a992.exe

  • Size

    2.7MB

  • Sample

    250111-d3dpysvjdl

  • MD5

    5f573a664988c7ae35ec36f0e619728e

  • SHA1

    e9af094474fdb64ae89014abfd7fc67aff7b4324

  • SHA256

    5a1e020c5c5ad435e9bb8cd1d76d10a88f9312f2622ddcaf4b4b559e37e8a992

  • SHA512

    6ca73ea44d42869bbd99cdd1ba6853c76531868d50e8cf75bcfa27ea67c9de10d77fea177f08c3343b34107784520ccdd8d1a2b05e00fefe85e10f8800a38083

  • SSDEEP

    49152:9AodtaG9kS2U84B+FLan9k5TRM9zlgVjgg0YOm+3iZ1o1e4XTur23ANIS://B1pY/ZiDG2a

Malware Config

Extracted

Family

redline

Botnet

FOZ

C2

212.162.149.53:2049

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    s82.gocheapweb.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    london@1759

Targets

    • Target

      5a1e020c5c5ad435e9bb8cd1d76d10a88f9312f2622ddcaf4b4b559e37e8a992.exe

    • Size

      2.7MB

    • MD5

      5f573a664988c7ae35ec36f0e619728e

    • SHA1

      e9af094474fdb64ae89014abfd7fc67aff7b4324

    • SHA256

      5a1e020c5c5ad435e9bb8cd1d76d10a88f9312f2622ddcaf4b4b559e37e8a992

    • SHA512

      6ca73ea44d42869bbd99cdd1ba6853c76531868d50e8cf75bcfa27ea67c9de10d77fea177f08c3343b34107784520ccdd8d1a2b05e00fefe85e10f8800a38083

    • SSDEEP

      49152:9AodtaG9kS2U84B+FLan9k5TRM9zlgVjgg0YOm+3iZ1o1e4XTur23ANIS://B1pY/ZiDG2a

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Agenttesla family

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Redline family

    • Command and Scripting Interpreter: PowerShell

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

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks