Overview

overview

10

Static

static

3

146439eea2...a7.exe

windows7-x64

10

146439eea2...a7.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    146439eea2a09b9d7ba53e52fe1b0929f8f445abed2a5f80941cdd17b3fe1da7

  • Size

    128KB

  • Sample

    241123-yla8qatjbt

  • MD5

    8ac67cd8cf578a2d8e469a7edda944fe

  • SHA1

    a3b8fe011e0c9bf7180e678a97ebc71c38831d3f

  • SHA256

    146439eea2a09b9d7ba53e52fe1b0929f8f445abed2a5f80941cdd17b3fe1da7

  • SHA512

    5a674f0b002e2c0e068a8276df5c42beddbd8d3e20fa2c0fb8c7486a2fa63ab54bf36cb11e8ec810659fe3f1e6f069415637cb1d69ca3222d235eea7d0e24ffd

  • SSDEEP

    1536:WWVFuz19CpEJYQzcNnyujjJEnIWRJBubEMiQzsrTEznYiGzBn2rq15bLSwiHr/:WkELCtQwIuE0bVqrTEznYfzB9BSwW

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

      146439eea2a09b9d7ba53e52fe1b0929f8f445abed2a5f80941cdd17b3fe1da7

    • Size

      128KB

    • MD5

      8ac67cd8cf578a2d8e469a7edda944fe

    • SHA1

      a3b8fe011e0c9bf7180e678a97ebc71c38831d3f

    • SHA256

      146439eea2a09b9d7ba53e52fe1b0929f8f445abed2a5f80941cdd17b3fe1da7

    • SHA512

      5a674f0b002e2c0e068a8276df5c42beddbd8d3e20fa2c0fb8c7486a2fa63ab54bf36cb11e8ec810659fe3f1e6f069415637cb1d69ca3222d235eea7d0e24ffd

    • SSDEEP

      1536:WWVFuz19CpEJYQzcNnyujjJEnIWRJBubEMiQzsrTEznYiGzBn2rq15bLSwiHr/:WkELCtQwIuE0bVqrTEznYfzB9BSwW

    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