Overview

overview

10

Static

static

3

a1ebe73456...30.exe

windows7-x64

10

a1ebe73456...30.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a1ebe734566ed6dd3a8bdba7b39eab2b5fe901b0398572414ce7ca1f36850930

  • Size

    80KB

  • Sample

    241123-b91f7avmbz

  • MD5

    6b5e2d7aea8a16da7be5f9a4cbe4b6d4

  • SHA1

    49454c2186b9ab8f17894b4c1a3441bd05dff609

  • SHA256

    a1ebe734566ed6dd3a8bdba7b39eab2b5fe901b0398572414ce7ca1f36850930

  • SHA512

    9f4afc4abbe88bfd9698e0341e8ac6bf7d21129addf1719d7da9db8aabd0f7ec695fac095c4c05ad9cd740dfc4b76e1cfa06f3e62ff1e6fc55bcea2cf945befb

  • SSDEEP

    1536:Z0EpX/0mG7NiCtqCNbtf1MWKEJiPBs3bQItEJMpFeJuqnhCl:upVRia1tNWi3MItEJiFeJLCl

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

      a1ebe734566ed6dd3a8bdba7b39eab2b5fe901b0398572414ce7ca1f36850930

    • Size

      80KB

    • MD5

      6b5e2d7aea8a16da7be5f9a4cbe4b6d4

    • SHA1

      49454c2186b9ab8f17894b4c1a3441bd05dff609

    • SHA256

      a1ebe734566ed6dd3a8bdba7b39eab2b5fe901b0398572414ce7ca1f36850930

    • SHA512

      9f4afc4abbe88bfd9698e0341e8ac6bf7d21129addf1719d7da9db8aabd0f7ec695fac095c4c05ad9cd740dfc4b76e1cfa06f3e62ff1e6fc55bcea2cf945befb

    • SSDEEP

      1536:Z0EpX/0mG7NiCtqCNbtf1MWKEJiPBs3bQItEJMpFeJuqnhCl:upVRia1tNWi3MItEJiFeJLCl

    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