Overview

overview

10

Static

static

3

fa9b74bf65...eN.exe

windows7-x64

10

fa9b74bf65...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fa9b74bf65b5b580f33c4e8eba7b7cca0fbd09a0b8035d6f040f547f4bf99f6eN.exe

  • Size

    77KB

  • Sample

    241207-x33tmavjdl

  • MD5

    c8a9d9238dd69607cb79e6ea02dd9710

  • SHA1

    5fee7ac9035ef0e491c6d6742868eea079af9773

  • SHA256

    fa9b74bf65b5b580f33c4e8eba7b7cca0fbd09a0b8035d6f040f547f4bf99f6e

  • SHA512

    8305679e3f17750834caeac36c1f5c057a7287f46fc95ecc44d5fb7ca13d014380cd43b42116c9d47f4dc93fd4bfd0c20da8cab727f8b015c4cf7106610f3814

  • SSDEEP

    1536:0oNslWctCZhJwLXMySVNLpAETkQrqwjDdo68QqxZW:04ZQg7eXMySxvqwndAvW

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

      fa9b74bf65b5b580f33c4e8eba7b7cca0fbd09a0b8035d6f040f547f4bf99f6eN.exe

    • Size

      77KB

    • MD5

      c8a9d9238dd69607cb79e6ea02dd9710

    • SHA1

      5fee7ac9035ef0e491c6d6742868eea079af9773

    • SHA256

      fa9b74bf65b5b580f33c4e8eba7b7cca0fbd09a0b8035d6f040f547f4bf99f6e

    • SHA512

      8305679e3f17750834caeac36c1f5c057a7287f46fc95ecc44d5fb7ca13d014380cd43b42116c9d47f4dc93fd4bfd0c20da8cab727f8b015c4cf7106610f3814

    • SSDEEP

      1536:0oNslWctCZhJwLXMySVNLpAETkQrqwjDdo68QqxZW:04ZQg7eXMySxvqwndAvW

    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