Overview

overview

10

Static

static

3

f832f703f5...55.exe

windows7-x64

10

f832f703f5...55.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f832f703f5ea1fd5389b3cedcb7dd094065af68988d1f0ac08878567347ad855

  • Size

    93KB

  • Sample

    241123-f3y21avrfl

  • MD5

    98aeb57e6e8de95950cf9d8ed84bdb0d

  • SHA1

    5a944faf49edf734ff7c508e101a7c9b7c303565

  • SHA256

    f832f703f5ea1fd5389b3cedcb7dd094065af68988d1f0ac08878567347ad855

  • SHA512

    d8603b1a766556c65ed7640871a1b1bdf392b29daaf83cdfdbc7cb747a4bb8511112b54fbe6d9fcc0279930983c03ad9b7987ef639da049f6e64712ffc1c2506

  • SSDEEP

    1536:dS7ny75v54FcB66j6zX3hJTbvgOkOlPoytM1nxb4L2Rv5hsaMiwihtIbbpkp:dSKaIA3fuRxB5hdMiwaIbbpkp

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

      f832f703f5ea1fd5389b3cedcb7dd094065af68988d1f0ac08878567347ad855

    • Size

      93KB

    • MD5

      98aeb57e6e8de95950cf9d8ed84bdb0d

    • SHA1

      5a944faf49edf734ff7c508e101a7c9b7c303565

    • SHA256

      f832f703f5ea1fd5389b3cedcb7dd094065af68988d1f0ac08878567347ad855

    • SHA512

      d8603b1a766556c65ed7640871a1b1bdf392b29daaf83cdfdbc7cb747a4bb8511112b54fbe6d9fcc0279930983c03ad9b7987ef639da049f6e64712ffc1c2506

    • SSDEEP

      1536:dS7ny75v54FcB66j6zX3hJTbvgOkOlPoytM1nxb4L2Rv5hsaMiwihtIbbpkp:dSKaIA3fuRxB5hdMiwaIbbpkp

    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