Overview

overview

10

Static

static

3

41c4ef9b96...fN.exe

windows7-x64

10

41c4ef9b96...fN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    41c4ef9b961785345285716060cf582098631201d2751d07611d0bd63b6547cfN.exe

  • Size

    1.4MB

  • Sample

    241119-q47qmswgma

  • MD5

    f359aa3b808ef3b31e6900ec87f57a60

  • SHA1

    7d840fbaaa764504f58b66f5b2560fc26de3edaf

  • SHA256

    41c4ef9b961785345285716060cf582098631201d2751d07611d0bd63b6547cf

  • SHA512

    f66b32b820ff43689843a3f0a43787eb0a89b5432091c57551cef0b8a9580ab833e5183a918afa5f3f102c513d2263809ac93ca19ef1bcbf501bda69ea036f51

  • SSDEEP

    24576:0gu5YyCtCCm0BmmvFimm0wh2kkkkK4kXkkkkkkkkhLX3a20R0v50+YNpsKv2EvZu:0gu5RCtCmi7bazR0vKLXZO

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

      41c4ef9b961785345285716060cf582098631201d2751d07611d0bd63b6547cfN.exe

    • Size

      1.4MB

    • MD5

      f359aa3b808ef3b31e6900ec87f57a60

    • SHA1

      7d840fbaaa764504f58b66f5b2560fc26de3edaf

    • SHA256

      41c4ef9b961785345285716060cf582098631201d2751d07611d0bd63b6547cf

    • SHA512

      f66b32b820ff43689843a3f0a43787eb0a89b5432091c57551cef0b8a9580ab833e5183a918afa5f3f102c513d2263809ac93ca19ef1bcbf501bda69ea036f51

    • SSDEEP

      24576:0gu5YyCtCCm0BmmvFimm0wh2kkkkK4kXkkkkkkkkhLX3a20R0v50+YNpsKv2EvZu:0gu5RCtCmi7bazR0vKLXZO

    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