Overview

overview

10

Static

static

3

74ffb64c92...b0.exe

windows7-x64

10

74ffb64c92...b0.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    74ffb64c92bb8f60832ee64cfc28491a9b87145ab3cd9997177b2d132dcbedb0

  • Size

    1.0MB

  • Sample

    250306-fez96azj13

  • MD5

    1da7d3378ff57381ef202cc08567c5b1

  • SHA1

    006a0c239c99c4a39e456f3f7b89992315bcaeef

  • SHA256

    74ffb64c92bb8f60832ee64cfc28491a9b87145ab3cd9997177b2d132dcbedb0

  • SHA512

    fda97707c59bcf042618bd48adb6402b9934bd4fb65e08f7effef32485fe9442e770ebfca17bdabbe375c718d13c12891a2faca6d58217486715769651d48da8

  • SSDEEP

    12288:LRqK3JQkY660fIaDZkY660f8jTK/XhdAwlt01PBExKN4P6IfKTLR+6CwUkEoH:LQvgsaDZgQjGkwlks/6HnEO

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

      74ffb64c92bb8f60832ee64cfc28491a9b87145ab3cd9997177b2d132dcbedb0

    • Size

      1.0MB

    • MD5

      1da7d3378ff57381ef202cc08567c5b1

    • SHA1

      006a0c239c99c4a39e456f3f7b89992315bcaeef

    • SHA256

      74ffb64c92bb8f60832ee64cfc28491a9b87145ab3cd9997177b2d132dcbedb0

    • SHA512

      fda97707c59bcf042618bd48adb6402b9934bd4fb65e08f7effef32485fe9442e770ebfca17bdabbe375c718d13c12891a2faca6d58217486715769651d48da8

    • SSDEEP

      12288:LRqK3JQkY660fIaDZkY660f8jTK/XhdAwlt01PBExKN4P6IfKTLR+6CwUkEoH:LQvgsaDZgQjGkwlks/6HnEO

    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