Overview

overview

10

Static

static

3

a5c6f802e3...fN.exe

windows7-x64

10

a5c6f802e3...fN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a5c6f802e3494854d0fe8e6839fd32f1c9832054cc8429ef75f1be1debad745fN.exe

  • Size

    74KB

  • Sample

    241210-gws3vawkez

  • MD5

    af336b6a1568c0cc5ac882f575226a10

  • SHA1

    711b974e904b479055b98cd0290666d7494f22d8

  • SHA256

    a5c6f802e3494854d0fe8e6839fd32f1c9832054cc8429ef75f1be1debad745f

  • SHA512

    2e38c183a42b73eeff0d8668b8ac497b480e41241172cb46c0a010607b8fc2a7efc28618ccb7864d25686b504975770e422c0edd1047d0d52906090a36fd7e73

  • SSDEEP

    1536:CWC4opSVeY2EMuwkB+v3hn+67zR4qoCspa/:5CgV52Z3fsk/

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

      a5c6f802e3494854d0fe8e6839fd32f1c9832054cc8429ef75f1be1debad745fN.exe

    • Size

      74KB

    • MD5

      af336b6a1568c0cc5ac882f575226a10

    • SHA1

      711b974e904b479055b98cd0290666d7494f22d8

    • SHA256

      a5c6f802e3494854d0fe8e6839fd32f1c9832054cc8429ef75f1be1debad745f

    • SHA512

      2e38c183a42b73eeff0d8668b8ac497b480e41241172cb46c0a010607b8fc2a7efc28618ccb7864d25686b504975770e422c0edd1047d0d52906090a36fd7e73

    • SSDEEP

      1536:CWC4opSVeY2EMuwkB+v3hn+67zR4qoCspa/:5CgV52Z3fsk/

    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