Overview

overview

10

Static

static

3

93f1b33a8a...5b.exe

windows7-x64

10

93f1b33a8a...5b.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    93f1b33a8a6e0314314f6acfa5b6c03c8ddc8400bbeb6d38666e79072fa1d95b

  • Size

    1000KB

  • Sample

    241223-bcy7vstjhn

  • MD5

    e8ec209908b46bad9931d03d0e28d68e

  • SHA1

    81ed4a0fb039b09bc60b479ac0d6be2e3e452b31

  • SHA256

    93f1b33a8a6e0314314f6acfa5b6c03c8ddc8400bbeb6d38666e79072fa1d95b

  • SHA512

    bde51d8be8d594a0b09441f65ebe08b0b4801a137d53868bcd8050f2b522a256fa707ad8d9e650d9043d96729904d0cec1dbb5c0b75bdff3960bfc4ffe8ea777

  • SSDEEP

    12288:1xdc/LtHBFLPj3TmLnWrOxNuxC97hFq9o7:+LtHBFLPj368MoC9Dq9o7

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

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

Targets

    • Target

      93f1b33a8a6e0314314f6acfa5b6c03c8ddc8400bbeb6d38666e79072fa1d95b

    • Size

      1000KB

    • MD5

      e8ec209908b46bad9931d03d0e28d68e

    • SHA1

      81ed4a0fb039b09bc60b479ac0d6be2e3e452b31

    • SHA256

      93f1b33a8a6e0314314f6acfa5b6c03c8ddc8400bbeb6d38666e79072fa1d95b

    • SHA512

      bde51d8be8d594a0b09441f65ebe08b0b4801a137d53868bcd8050f2b522a256fa707ad8d9e650d9043d96729904d0cec1dbb5c0b75bdff3960bfc4ffe8ea777

    • SSDEEP

      12288:1xdc/LtHBFLPj3TmLnWrOxNuxC97hFq9o7:+LtHBFLPj368MoC9Dq9o7

    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