Overview

overview

10

Static

static

3

6e771e4b7f...ae.exe

windows7-x64

10

6e771e4b7f...ae.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    6e771e4b7ff5500d5d39ea4c997814569675c4d9366bf755a56a9dd7e1d646ae

  • Size

    112KB

  • Sample

    250306-evqj8axybz

  • MD5

    a4dd915660a8df52a04c50aa10ed8b0e

  • SHA1

    f82e35685a52001006ce91de1aad97a234225790

  • SHA256

    6e771e4b7ff5500d5d39ea4c997814569675c4d9366bf755a56a9dd7e1d646ae

  • SHA512

    fe8f21bd6c0826aa1597f8cf236a52842122cabfee6a6d7c7418ad333f4126268ca767bb0a8c23ba4233316bf2102fab5692bb3439c4f73b5c6a47ad93e0d5da

  • SSDEEP

    1536:/W7vwFgCtp9PjQPCWAuEQe11UupwlDX40bDEOLf2ikRynlypv8LIuCseNIQ:/W7vwFRtp9PZgeUaYDgu2+lc802eSQ

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

      6e771e4b7ff5500d5d39ea4c997814569675c4d9366bf755a56a9dd7e1d646ae

    • Size

      112KB

    • MD5

      a4dd915660a8df52a04c50aa10ed8b0e

    • SHA1

      f82e35685a52001006ce91de1aad97a234225790

    • SHA256

      6e771e4b7ff5500d5d39ea4c997814569675c4d9366bf755a56a9dd7e1d646ae

    • SHA512

      fe8f21bd6c0826aa1597f8cf236a52842122cabfee6a6d7c7418ad333f4126268ca767bb0a8c23ba4233316bf2102fab5692bb3439c4f73b5c6a47ad93e0d5da

    • SSDEEP

      1536:/W7vwFgCtp9PjQPCWAuEQe11UupwlDX40bDEOLf2ikRynlypv8LIuCseNIQ:/W7vwFRtp9PZgeUaYDgu2+lc802eSQ

    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