Overview

overview

10

Static

static

3

a690b8ce06...7f.exe

windows7-x64

10

a690b8ce06...7f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a690b8ce063e5a3c5396b76ebd921a607037886571d25734e6ff387b22d13c7f

  • Size

    120KB

  • Sample

    241208-b7plxa1lgl

  • MD5

    5425b7e70c6a222509cbc91a28cc15b6

  • SHA1

    a372e5a21b5a11ce861f99d62f105a84585b71e3

  • SHA256

    a690b8ce063e5a3c5396b76ebd921a607037886571d25734e6ff387b22d13c7f

  • SHA512

    330547ab8fe371b1c4cdeb31a6f126f260455e9a6befc06eeee92c99cb76ae6fc68afcd4edd978d52f0a9cb739483e59d22afd203ca2d0ea38a4638605b237ae

  • SSDEEP

    3072:3+Nnx50X9rnOiYx9es203H/6TC+qF1SsB1bw4AVRrd9:3+NUXNYxAs9C81NBy9

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      a690b8ce063e5a3c5396b76ebd921a607037886571d25734e6ff387b22d13c7f

    • Size

      120KB

    • MD5

      5425b7e70c6a222509cbc91a28cc15b6

    • SHA1

      a372e5a21b5a11ce861f99d62f105a84585b71e3

    • SHA256

      a690b8ce063e5a3c5396b76ebd921a607037886571d25734e6ff387b22d13c7f

    • SHA512

      330547ab8fe371b1c4cdeb31a6f126f260455e9a6befc06eeee92c99cb76ae6fc68afcd4edd978d52f0a9cb739483e59d22afd203ca2d0ea38a4638605b237ae

    • SSDEEP

      3072:3+Nnx50X9rnOiYx9es203H/6TC+qF1SsB1bw4AVRrd9:3+NUXNYxAs9C81NBy9

    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