Overview

overview

10

Static

static

10

ba42103637...73.exe

windows7-x64

10

ba42103637...73.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ba42103637002c8d27e0dfc62e8ce321d677803f4ffd04f35166bbac09341773

  • Size

    128KB

  • Sample

    241210-axxn4askfn

  • MD5

    f083a4efac9dd9f4604f3b535ce293d9

  • SHA1

    2f37eb654bf55fae86626533ca5192c3e1ce0365

  • SHA256

    ba42103637002c8d27e0dfc62e8ce321d677803f4ffd04f35166bbac09341773

  • SHA512

    1e9d26e963bfa9a12bd779516ff7fb786604baf3560e91a00acb074559e12bc5ea10fee25700a462c724c235e62dfa2741db35f52a908de9656370e67a688ea1

  • SSDEEP

    1536:kIhnB/098ZnS/aMyxpheah28HM9nHPCFV6EMDi8eZMplFbwZG9o1nFzz3yjCQRaU:NRSMxpHEnDVm8eMpnbwf1nFzwSAJB8g

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

      ba42103637002c8d27e0dfc62e8ce321d677803f4ffd04f35166bbac09341773

    • Size

      128KB

    • MD5

      f083a4efac9dd9f4604f3b535ce293d9

    • SHA1

      2f37eb654bf55fae86626533ca5192c3e1ce0365

    • SHA256

      ba42103637002c8d27e0dfc62e8ce321d677803f4ffd04f35166bbac09341773

    • SHA512

      1e9d26e963bfa9a12bd779516ff7fb786604baf3560e91a00acb074559e12bc5ea10fee25700a462c724c235e62dfa2741db35f52a908de9656370e67a688ea1

    • SSDEEP

      1536:kIhnB/098ZnS/aMyxpheah28HM9nHPCFV6EMDi8eZMplFbwZG9o1nFzz3yjCQRaU:NRSMxpHEnDVm8eMpnbwf1nFzwSAJB8g

    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