Overview

overview

10

Static

static

3

851b4bc4cc...1N.exe

windows7-x64

851b4bc4cc...1N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    851b4bc4ccefd20c9fdf824318d9af20cd1d6b84403a110b47be65c06fcc3091N

  • Size

    90KB

  • Sample

    241003-fgmf3svhqm

  • MD5

    e916c59f1c1f4f53542dd1064cd90000

  • SHA1

    d227e7bede140fa31a83fdfc9ab9d582e7d57022

  • SHA256

    851b4bc4ccefd20c9fdf824318d9af20cd1d6b84403a110b47be65c06fcc3091

  • SHA512

    2dc044d5b53378172c0b44b4a863388100143d1db3ad152f9d20224c68a9d3d8388f49995622ddfa7221515458e6fc6104659ec1ff68b4f3c6c6c9ba81fdbfae

  • SSDEEP

    1536:ataO1SxlmJfzGhVADeGAKlgAqAQhGRu/Ub0VkVNK:D9uLGtbm2GRu/Ub0+NK

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

      851b4bc4ccefd20c9fdf824318d9af20cd1d6b84403a110b47be65c06fcc3091N

    • Size

      90KB

    • MD5

      e916c59f1c1f4f53542dd1064cd90000

    • SHA1

      d227e7bede140fa31a83fdfc9ab9d582e7d57022

    • SHA256

      851b4bc4ccefd20c9fdf824318d9af20cd1d6b84403a110b47be65c06fcc3091

    • SHA512

      2dc044d5b53378172c0b44b4a863388100143d1db3ad152f9d20224c68a9d3d8388f49995622ddfa7221515458e6fc6104659ec1ff68b4f3c6c6c9ba81fdbfae

    • SSDEEP

      1536:ataO1SxlmJfzGhVADeGAKlgAqAQhGRu/Ub0VkVNK:D9uLGtbm2GRu/Ub0+NK

    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

    • Executes dropped EXE

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks