Overview

overview

10

Static

static

3

a50fb54508...a3.exe

windows7-x64

10

a50fb54508...a3.exe

windows10-2004-x64

10

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General

  • Target

    a50fb5450820003c1ee212faf00a5aa427b11572e0f73f51ebb2a651a96010a3

  • Size

    320KB

  • Sample

    241209-b6pwaasmgl

  • MD5

    9ba34379da51d444928f56cb9aadc19d

  • SHA1

    c991a08b806df786b2c0985e5ebe841aebf3cc9a

  • SHA256

    a50fb5450820003c1ee212faf00a5aa427b11572e0f73f51ebb2a651a96010a3

  • SHA512

    cfabbe11d51d9c14028bf56ff2a3eb2cedc47f326a8114b3b8c8e5589201edd7289d67d0d8533e630554ba84dd4d1ca664ce57a28bb0ba6fe99e30a9eeef625b

  • SSDEEP

    6144:FFz5oyIG1LJp0LAYCtE07kli0KoCYtw2B0Ddu9szWfx09UBIUbPLwH/lLOUaR/N4:HDYJ07kE0KoFtw2gu9RxrBIUbPLwH96G

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

      a50fb5450820003c1ee212faf00a5aa427b11572e0f73f51ebb2a651a96010a3

    • Size

      320KB

    • MD5

      9ba34379da51d444928f56cb9aadc19d

    • SHA1

      c991a08b806df786b2c0985e5ebe841aebf3cc9a

    • SHA256

      a50fb5450820003c1ee212faf00a5aa427b11572e0f73f51ebb2a651a96010a3

    • SHA512

      cfabbe11d51d9c14028bf56ff2a3eb2cedc47f326a8114b3b8c8e5589201edd7289d67d0d8533e630554ba84dd4d1ca664ce57a28bb0ba6fe99e30a9eeef625b

    • SSDEEP

      6144:FFz5oyIG1LJp0LAYCtE07kli0KoCYtw2B0Ddu9szWfx09UBIUbPLwH/lLOUaR/N4:HDYJ07kE0KoFtw2gu9RxrBIUbPLwH96G

    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