Overview

overview

10

Static

static

3

20d6cd3365...f3.exe

windows7-x64

10

20d6cd3365...f3.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    20d6cd3365ed85ec3d4d3f813aa22e27241c3cd9de2bd78d5945a4376cce0df3

  • Size

    192KB

  • Sample

    250306-2fz7fazmv9

  • MD5

    93f1bb3c96c4681a809446b9daa97f6b

  • SHA1

    cb1be296e667d3de043726edc1087f4585eb63c3

  • SHA256

    20d6cd3365ed85ec3d4d3f813aa22e27241c3cd9de2bd78d5945a4376cce0df3

  • SHA512

    1f038ea6cc4c3d6e00311c3e9210be2992a9a16f67465ff187ac0efe2e337e4342e192b440b6b34742d3d0766c75a15da2f6b95772acebb8498dec8a60050d01

  • SSDEEP

    3072:unRMe7V6f0C5HeKGrA5rxyvoutkTy27z2:unRMe55CBArA5rxyvoSkTl7z2

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

      20d6cd3365ed85ec3d4d3f813aa22e27241c3cd9de2bd78d5945a4376cce0df3

    • Size

      192KB

    • MD5

      93f1bb3c96c4681a809446b9daa97f6b

    • SHA1

      cb1be296e667d3de043726edc1087f4585eb63c3

    • SHA256

      20d6cd3365ed85ec3d4d3f813aa22e27241c3cd9de2bd78d5945a4376cce0df3

    • SHA512

      1f038ea6cc4c3d6e00311c3e9210be2992a9a16f67465ff187ac0efe2e337e4342e192b440b6b34742d3d0766c75a15da2f6b95772acebb8498dec8a60050d01

    • SSDEEP

      3072:unRMe7V6f0C5HeKGrA5rxyvoutkTy27z2:unRMe55CBArA5rxyvoSkTl7z2

    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