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Overview

overview

10

Static

static

10

d1738b90d1...a1.exe

windows7-x64

10

d1738b90d1...a1.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d1738b90d17c47083ca2a6640eb8b6e0808d9ec9f68da6c1a2b8612f3d49faa1

  • Size

    128KB

  • Sample

    250305-mb4lqswnw6

  • MD5

    6dbc34f3b49fa410b32245bb6f827800

  • SHA1

    7899b22ad6da31a856fbbe11146177343aae2d79

  • SHA256

    d1738b90d17c47083ca2a6640eb8b6e0808d9ec9f68da6c1a2b8612f3d49faa1

  • SHA512

    c79bd413cadff078ed0287e1366ec18cb379eb969beaee21214e67bcab9a9d9b5136c8adb4ecf3a64484efb6d6010b6f096c66e02c8bd1016c882567588fec34

  • SSDEEP

    3072:wnx3LMVXtooxM8XKEfYmxbwf1nFzwSAJB8g:IdL2oKjVK1n6xJmg

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

      d1738b90d17c47083ca2a6640eb8b6e0808d9ec9f68da6c1a2b8612f3d49faa1

    • Size

      128KB

    • MD5

      6dbc34f3b49fa410b32245bb6f827800

    • SHA1

      7899b22ad6da31a856fbbe11146177343aae2d79

    • SHA256

      d1738b90d17c47083ca2a6640eb8b6e0808d9ec9f68da6c1a2b8612f3d49faa1

    • SHA512

      c79bd413cadff078ed0287e1366ec18cb379eb969beaee21214e67bcab9a9d9b5136c8adb4ecf3a64484efb6d6010b6f096c66e02c8bd1016c882567588fec34

    • SSDEEP

      3072:wnx3LMVXtooxM8XKEfYmxbwf1nFzwSAJB8g:IdL2oKjVK1n6xJmg

    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