Overview

overview

10

Static

static

3

636affbab2...82.exe

windows7-x64

10

636affbab2...82.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    636affbab2ff8e896d82244a803b84a0e6487e07b26b5fa5f3ae3e7306008e82

  • Size

    432KB

  • Sample

    241222-25f5vs1paz

  • MD5

    f6d27e3ac0c771467ad03eb70378d56e

  • SHA1

    9f80c6ed51bd7b007f57c0f4dacc240a915797e1

  • SHA256

    636affbab2ff8e896d82244a803b84a0e6487e07b26b5fa5f3ae3e7306008e82

  • SHA512

    2a3d0545cfa990c1454f9ab9e7f255eaf930b3e4ccb01cbd27b637bd7191fac7fc0859c7c8275a5c5c5c80a18f242c86317929295d7e6abe303247f98daaaa36

  • SSDEEP

    12288:JCvi//OVLCoooooooooooooooooooooooooYKiUNl:J9WVLw47

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

      636affbab2ff8e896d82244a803b84a0e6487e07b26b5fa5f3ae3e7306008e82

    • Size

      432KB

    • MD5

      f6d27e3ac0c771467ad03eb70378d56e

    • SHA1

      9f80c6ed51bd7b007f57c0f4dacc240a915797e1

    • SHA256

      636affbab2ff8e896d82244a803b84a0e6487e07b26b5fa5f3ae3e7306008e82

    • SHA512

      2a3d0545cfa990c1454f9ab9e7f255eaf930b3e4ccb01cbd27b637bd7191fac7fc0859c7c8275a5c5c5c80a18f242c86317929295d7e6abe303247f98daaaa36

    • SSDEEP

      12288:JCvi//OVLCoooooooooooooooooooooooooYKiUNl:J9WVLw47

    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