Overview

overview

10

Static

static

3

c35bcf759c...ea.exe

windows7-x64

10

c35bcf759c...ea.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c35bcf759c8c3fc15cab660129cb43ff9cebee88c0a6fef14f9bbd0b39b52eea

  • Size

    128KB

  • Sample

    241123-dttd2stjej

  • MD5

    aac1c45904a8903db5e18242d680e00e

  • SHA1

    f57bd31077a41b4023c6b35f793cf883282d3501

  • SHA256

    c35bcf759c8c3fc15cab660129cb43ff9cebee88c0a6fef14f9bbd0b39b52eea

  • SHA512

    4246b9bcc30ccb1c26cfe24c1bb06dc2c5427d844651ffc9622be106015243ee6b16fc5a7a2d14c9621e81c63623bfb99b7064f45e8274011751e908fbedc584

  • SSDEEP

    3072:fqd2RS2a6q56j02zBRNDYPjU0ealj9pui6yYPaI7DehizrVtN:q2Qf642zxYP6mpui6yYPaIGc

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

      c35bcf759c8c3fc15cab660129cb43ff9cebee88c0a6fef14f9bbd0b39b52eea

    • Size

      128KB

    • MD5

      aac1c45904a8903db5e18242d680e00e

    • SHA1

      f57bd31077a41b4023c6b35f793cf883282d3501

    • SHA256

      c35bcf759c8c3fc15cab660129cb43ff9cebee88c0a6fef14f9bbd0b39b52eea

    • SHA512

      4246b9bcc30ccb1c26cfe24c1bb06dc2c5427d844651ffc9622be106015243ee6b16fc5a7a2d14c9621e81c63623bfb99b7064f45e8274011751e908fbedc584

    • SSDEEP

      3072:fqd2RS2a6q56j02zBRNDYPjU0ealj9pui6yYPaI7DehizrVtN:q2Qf642zxYP6mpui6yYPaIGc

    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