Overview

overview

10

Static

static

10

brbbot_packed.exe

windows10-2004-x64

10

brbbot_packed.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    brbbot_packed.exe
  • Size 36KB
  • Sample260519-zzrcjaft2p
  • SHA256 f9227a44ea25a7ee8148e2d0532b14bb640f6dc52cb5b22a9f4fa7fa037417fa
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
brbbotbotpersistenceupx

Malware Config

Extracted

Family

  • brbbot

C2

  • brb.3dtuts.by

Targets

    • Target
      brbbot_packed.exe
    • Size 36KB
    • SHA256 f9227a44ea25a7ee8148e2d0532b14bb640f6dc52cb5b22a9f4fa7fa037417fa
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    botbrbbotpersistenceupx

    • Family: BrbBot

      BrbBot is first seen in early 2022 and it is written in C++.

      botbrbbot

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks