Overview

overview

10

Static

static

3

a3b292651c...5b.exe

windows7-x64

10

a3b292651c...5b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a3b292651c213b0eeaa13b00f1c243e286cbaf69e6f21b3b3842f4c566ab355b

  • Size

    285KB

  • Sample

    241015-ddyzla1bpa

  • MD5

    f82de29646affba18941bbbde134381b

  • SHA1

    61d6342b0ee1cfd6d9943bf8e58e56ffc34c7cd8

  • SHA256

    a3b292651c213b0eeaa13b00f1c243e286cbaf69e6f21b3b3842f4c566ab355b

  • SHA512

    299a4ea037d27e4d3f4338d84fd8a75aed92f1718e85802a5c4f8d551697d425b1c94c969ccf9d8decdf1665b7a870142966dbc3a62aeff9b57393918c145892

  • SSDEEP

    3072:QcnEXnVurUPnb5Rv9HvYt/ehKVcbMloVRr3uMg0kAqSxYiJ2QM4GKch:nWKS5RutWhKQIoi7tWa

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

      a3b292651c213b0eeaa13b00f1c243e286cbaf69e6f21b3b3842f4c566ab355b

    • Size

      285KB

    • MD5

      f82de29646affba18941bbbde134381b

    • SHA1

      61d6342b0ee1cfd6d9943bf8e58e56ffc34c7cd8

    • SHA256

      a3b292651c213b0eeaa13b00f1c243e286cbaf69e6f21b3b3842f4c566ab355b

    • SHA512

      299a4ea037d27e4d3f4338d84fd8a75aed92f1718e85802a5c4f8d551697d425b1c94c969ccf9d8decdf1665b7a870142966dbc3a62aeff9b57393918c145892

    • SSDEEP

      3072:QcnEXnVurUPnb5Rv9HvYt/ehKVcbMloVRr3uMg0kAqSxYiJ2QM4GKch:nWKS5RutWhKQIoi7tWa

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks