Overview

overview

10

Static

static

3

0a5ea8ccbf...0N.exe

windows7-x64

10

0a5ea8ccbf...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0a5ea8ccbfe758fc4d49ca88b4a4ad5decbc60a6e3d8204c2cd00f4651e90e80N.exe

  • Size

    112KB

  • Sample

    241123-k91xdsymhk

  • MD5

    bad83e4f8f02d5353e8b40565b5d3930

  • SHA1

    4712aea01e924975f5da0f1ef55d26c3bd4b8ad2

  • SHA256

    0a5ea8ccbfe758fc4d49ca88b4a4ad5decbc60a6e3d8204c2cd00f4651e90e80

  • SHA512

    3a6c6abf24b8a6868bfb8aa2c303212099cb6e57794d799e693f2a158e9838e96b8bdf1f286339b86e3f59b25d54abf79c5119e2b24f4be9e802acd8c5018429

  • SSDEEP

    3072:KoZmPczgTILtOca5ejTeQrx5hnzdH13+EE+RaZ6r+Gd:KoZmPcC8u57w7nzd5IF6rfd

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

      0a5ea8ccbfe758fc4d49ca88b4a4ad5decbc60a6e3d8204c2cd00f4651e90e80N.exe

    • Size

      112KB

    • MD5

      bad83e4f8f02d5353e8b40565b5d3930

    • SHA1

      4712aea01e924975f5da0f1ef55d26c3bd4b8ad2

    • SHA256

      0a5ea8ccbfe758fc4d49ca88b4a4ad5decbc60a6e3d8204c2cd00f4651e90e80

    • SHA512

      3a6c6abf24b8a6868bfb8aa2c303212099cb6e57794d799e693f2a158e9838e96b8bdf1f286339b86e3f59b25d54abf79c5119e2b24f4be9e802acd8c5018429

    • SSDEEP

      3072:KoZmPczgTILtOca5ejTeQrx5hnzdH13+EE+RaZ6r+Gd:KoZmPcC8u57w7nzd5IF6rfd

    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