Overview

overview

10

Static

static

3

b26e1ad9a6...5f.exe

windows7-x64

10

b26e1ad9a6...5f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b26e1ad9a6105b5e23cf5489bde0e708deabb04c96a9856496210168d103df5f

  • Size

    89KB

  • Sample

    241224-a148cawqct

  • MD5

    648a9bc5fbbfc88c24f2b48401838727

  • SHA1

    07597a727ca6c4bf2ab981b717c373e2566f4dde

  • SHA256

    b26e1ad9a6105b5e23cf5489bde0e708deabb04c96a9856496210168d103df5f

  • SHA512

    e2d48987241f43f37d67338b8236f355e2c421d01ca110b9f5f84927db42b2bed9261933360e8476330aa738edbf06eed0d8c46375feb94648a36d7aa59bb597

  • SSDEEP

    1536:4AZmiux1tZw5p8GkaRfg6CvJEG2DvwTRQhR+KRFR3RzR1URJrCiuiNj5QkMMWRkk:4AbawiB0fgbvJEG2DvwTehjb5ZXUf2is

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      b26e1ad9a6105b5e23cf5489bde0e708deabb04c96a9856496210168d103df5f

    • Size

      89KB

    • MD5

      648a9bc5fbbfc88c24f2b48401838727

    • SHA1

      07597a727ca6c4bf2ab981b717c373e2566f4dde

    • SHA256

      b26e1ad9a6105b5e23cf5489bde0e708deabb04c96a9856496210168d103df5f

    • SHA512

      e2d48987241f43f37d67338b8236f355e2c421d01ca110b9f5f84927db42b2bed9261933360e8476330aa738edbf06eed0d8c46375feb94648a36d7aa59bb597

    • SSDEEP

      1536:4AZmiux1tZw5p8GkaRfg6CvJEG2DvwTRQhR+KRFR3RzR1URJrCiuiNj5QkMMWRkk:4AbawiB0fgbvJEG2DvwTehjb5ZXUf2is

    Score
    10/10
    berbewbackdoordiscoverypersistence

    • Adds autorun key to be loaded by Explorer.exe on startup

      persistence

    • Berbew

      Berbew is a backdoor written in C++.

      backdoorberbew

    • Berbew family

      berbew

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks