Overview

overview

10

Static

static

3

a5b0212286...cd.exe

windows7-x64

10

a5b0212286...cd.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a5b02122865ba8fed667f9380644551c03918ceb4838c41513fdf0f4c69f7bcd.exe

  • Size

    89KB

  • Sample

    241119-q5plfsxejn

  • MD5

    56b59c3143315747e84837a928e7d30f

  • SHA1

    c7434423d6dde77496ae0be3a7a71106f9d50bbb

  • SHA256

    a5b02122865ba8fed667f9380644551c03918ceb4838c41513fdf0f4c69f7bcd

  • SHA512

    ed7557d28e47b67059a3ede92c0b8a2f01aa5f58070198e931681a57f5b199639beaa48df2c3ceb2d123979512d5a5974fd00305fdaba98476c00b322a8f3cca

  • SSDEEP

    1536:YL952dW7WE9D9Yy1H1/jlO/i5rwECICGW3Dp2McSlExkg8Fp:q952gWE9D9x1/HwvICGW3DpBcSlakgwp

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

      a5b02122865ba8fed667f9380644551c03918ceb4838c41513fdf0f4c69f7bcd.exe

    • Size

      89KB

    • MD5

      56b59c3143315747e84837a928e7d30f

    • SHA1

      c7434423d6dde77496ae0be3a7a71106f9d50bbb

    • SHA256

      a5b02122865ba8fed667f9380644551c03918ceb4838c41513fdf0f4c69f7bcd

    • SHA512

      ed7557d28e47b67059a3ede92c0b8a2f01aa5f58070198e931681a57f5b199639beaa48df2c3ceb2d123979512d5a5974fd00305fdaba98476c00b322a8f3cca

    • SSDEEP

      1536:YL952dW7WE9D9Yy1H1/jlO/i5rwECICGW3Dp2McSlExkg8Fp:q952gWE9D9x1/HwvICGW3DpBcSlakgwp

    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