Overview

overview

8

Static

static

3

chacobot (...on.dll

windows10-2004-x64

1

chacobot (...on.dll

windows11-ltsc_2024-x64

1

chacobot (...ec.dll

windows10-2004-x64

1

chacobot (...ec.dll

windows11-ltsc_2024-x64

1

chacobot (1)/bz2.dll

windows10-2004-x64

1

chacobot (1)/bz2.dll

windows11-ltsc_2024-x64

1

chacobot (...ot.exe

windows10-2004-x64

3

chacobot (...ot.exe

windows11-ltsc_2024-x64

8

chacobot (...pe.dll

windows10-2004-x64

1

chacobot (...pe.dll

windows11-ltsc_2024-x64

1

chacobot (...rl.dll

windows10-2004-x64

1

chacobot (...rl.dll

windows11-ltsc_2024-x64

1

chacobot (...16.dll

windows10-2004-x64

1

chacobot (...16.dll

windows11-ltsc_2024-x64

8

chacobot (...sh.dll

windows10-2004-x64

1

chacobot (...sh.dll

windows11-ltsc_2024-x64

1

chacobot (...b1.dll

windows10-2004-x64

1

chacobot (...b1.dll

windows11-ltsc_2024-x64

8

chacobot (1)/zstd.dll

windows10-2004-x64

1

chacobot (1)/zstd.dll

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    6s
  • max time network
    5s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    01/11/2026, 22:31

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General

  • Target
    chacobot (1)/brotlicommon.dll
  • Size 134KB
  • Sample261101-2fnteadw7v
  • SHA256 b3eb3f58a5586036cacc0c85c82ce822a6f7cd05903880355374a4eb64978cad
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
1/10

Malware Config

Signatures

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\chacobot (1)\brotlicommon.dll",#1
    1⤵
      PID:4956

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads