Overview

overview

10

Static

static

3

4b8e9e63b8...05.exe

windows7-x64

10

4b8e9e63b8...05.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4b8e9e63b8c80bdecd33cfcf34f18569aa77213769134f9e11f5eb631e948705

  • Size

    97KB

  • Sample

    241123-13mn7ayqf1

  • MD5

    4fd5fb27ee22d4113bb24ba2b08c201f

  • SHA1

    f7ab469c0f8cf83ec4da166ad655ac592e8e4967

  • SHA256

    4b8e9e63b8c80bdecd33cfcf34f18569aa77213769134f9e11f5eb631e948705

  • SHA512

    10d05567ee6841d4048a2506ab516e2c733633b76e5ac0b4a91371900fd049e9efc247d92bc6e4d5f5eb381acf8ff54b8e60abb7e45c958479e2bf111974e16c

  • SSDEEP

    1536:DVwHetZOz63oe0OfG/4y7HbhHhFGvLaqUqLeiMczoH9f7GKvJXeYZa:mejfoe0OfRmdqJLeDczoH9f7DJXeKa

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

      4b8e9e63b8c80bdecd33cfcf34f18569aa77213769134f9e11f5eb631e948705

    • Size

      97KB

    • MD5

      4fd5fb27ee22d4113bb24ba2b08c201f

    • SHA1

      f7ab469c0f8cf83ec4da166ad655ac592e8e4967

    • SHA256

      4b8e9e63b8c80bdecd33cfcf34f18569aa77213769134f9e11f5eb631e948705

    • SHA512

      10d05567ee6841d4048a2506ab516e2c733633b76e5ac0b4a91371900fd049e9efc247d92bc6e4d5f5eb381acf8ff54b8e60abb7e45c958479e2bf111974e16c

    • SSDEEP

      1536:DVwHetZOz63oe0OfG/4y7HbhHhFGvLaqUqLeiMczoH9f7GKvJXeYZa:mejfoe0OfRmdqJLeDczoH9f7DJXeKa

    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