Overview

overview

10

Static

static

3

a821766908...d5.exe

windows7-x64

10

a821766908...d5.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a82176690853731fabd92c97fe6ffd49584b726ed05dcddaff9ff3e6f2dd0bd5

  • Size

    100KB

  • Sample

    241208-b9a7aswjfy

  • MD5

    a7104e1261e1b425d01b7230f456c16e

  • SHA1

    9190c42c5a02963a9e3399516c2fbd50ae8d2c84

  • SHA256

    a82176690853731fabd92c97fe6ffd49584b726ed05dcddaff9ff3e6f2dd0bd5

  • SHA512

    9b2422bfb5f7e6c2896fbf6d16cc72be73558f9ed25b87763333e36ba26a486f70ae4e580d47590644c7ca329ea0b430d82ad2ed1c0e47fabd747419b082153c

  • SSDEEP

    3072:2TPWYt8mJyUmKprvBfG4m82kfxMocF3IrLIlMFR8n5j8YD:GTp8i2coGFR6jp

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

      a82176690853731fabd92c97fe6ffd49584b726ed05dcddaff9ff3e6f2dd0bd5

    • Size

      100KB

    • MD5

      a7104e1261e1b425d01b7230f456c16e

    • SHA1

      9190c42c5a02963a9e3399516c2fbd50ae8d2c84

    • SHA256

      a82176690853731fabd92c97fe6ffd49584b726ed05dcddaff9ff3e6f2dd0bd5

    • SHA512

      9b2422bfb5f7e6c2896fbf6d16cc72be73558f9ed25b87763333e36ba26a486f70ae4e580d47590644c7ca329ea0b430d82ad2ed1c0e47fabd747419b082153c

    • SSDEEP

      3072:2TPWYt8mJyUmKprvBfG4m82kfxMocF3IrLIlMFR8n5j8YD:GTp8i2coGFR6jp

    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