Overview

overview

10

Static

static

10

a00b530cf6...ea.exe

windows7-x64

10

a00b530cf6...ea.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a00b530cf68fb7fffa728b318a25e41a53552d9c175187d4a53d8dd280ded8ea

  • Size

    305KB

  • Sample

    241225-bhmq1ssran

  • MD5

    fcf6b4be84118746eb7d9e6b0c8af425

  • SHA1

    38b74affc1758a41726b5ea31c25762b398ab581

  • SHA256

    a00b530cf68fb7fffa728b318a25e41a53552d9c175187d4a53d8dd280ded8ea

  • SHA512

    6f145b43ebf1e11d30b76f0fce6738809659414f27f3b3e1138644d99f30720a57e9ef2c140347a5128560dd07c3932691b7848478e45249fb8321be7fe43b21

  • SSDEEP

    3072:advUCkWpxtZbny+lc802eS5pAgYIqGvJ6887lbyMGjXF1kqaholmtbCQVDb0660N:adOWXbnTlc85dZMGXF5ahdt3b0668

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

      a00b530cf68fb7fffa728b318a25e41a53552d9c175187d4a53d8dd280ded8ea

    • Size

      305KB

    • MD5

      fcf6b4be84118746eb7d9e6b0c8af425

    • SHA1

      38b74affc1758a41726b5ea31c25762b398ab581

    • SHA256

      a00b530cf68fb7fffa728b318a25e41a53552d9c175187d4a53d8dd280ded8ea

    • SHA512

      6f145b43ebf1e11d30b76f0fce6738809659414f27f3b3e1138644d99f30720a57e9ef2c140347a5128560dd07c3932691b7848478e45249fb8321be7fe43b21

    • SSDEEP

      3072:advUCkWpxtZbny+lc802eS5pAgYIqGvJ6887lbyMGjXF1kqaholmtbCQVDb0660N:adOWXbnTlc85dZMGXF5ahdt3b0668

    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