Overview

overview

10

Static

static

C4Loader.exe

windows7-x64

7

C4Loader.exe

windows10-2004-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    C4Loader.exe
  • Size 126KB
  • Sample221107-kh6cssafcl
  • SHA256 4b8e43a1cee980394eb2845ea6657b376746b84b52bbd3d2ea062cbdfb292d5d
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
redline1evasioninfostealer

Malware Config

Extracted

Family

  • redline

Botnet

  • 1

C2

  • 107.182.129.73:21733

Attributes
  • auth_value

    3a5bb0917495b4312d052a0b8977d2bb

Targets

    • Target
      C4Loader.exe
    • Size 126KB
    • SHA256 4b8e43a1cee980394eb2845ea6657b376746b84b52bbd3d2ea062cbdfb292d5d
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    redline1evasioninfostealer

    • Modifies security service

      evasion

    • RedLine

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

      infostealerredline

    • RedLine payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Stops running service(s)

      evasion

    • Uses the VBS compiler for execution

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks