Overview

overview

10

Static

static

3

80f9b41cfd...bN.exe

windows7-x64

10

80f9b41cfd...bN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    80f9b41cfdeffc5d3aa10d7e1528572a7cfe65b78f0162de9673bda41172b3dbN.exe

  • Size

    324KB

  • Sample

    241222-nzrshsxjby

  • MD5

    1fa44e4c239f4434a5a7b8b291c82230

  • SHA1

    ad91ce60d8ff02a91af96322471b6f3707e14baa

  • SHA256

    80f9b41cfdeffc5d3aa10d7e1528572a7cfe65b78f0162de9673bda41172b3db

  • SHA512

    9e0ae763c8bec538a0c0972774433a4f346cf9f26750b0bbd3f047c75afef1652f153bcc9a27a61ee84bf3054be63be142027250b656e915e4c53a72f5e8d9ef

  • SSDEEP

    6144:fuMI8ibucLLeYzd5IF6rfBBcVPINRFYpfZvT6zAWq6JMf3us8ws:TIfdLrp5IFy5BcVPINRFYpfZvTmAWqeZ

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

      80f9b41cfdeffc5d3aa10d7e1528572a7cfe65b78f0162de9673bda41172b3dbN.exe

    • Size

      324KB

    • MD5

      1fa44e4c239f4434a5a7b8b291c82230

    • SHA1

      ad91ce60d8ff02a91af96322471b6f3707e14baa

    • SHA256

      80f9b41cfdeffc5d3aa10d7e1528572a7cfe65b78f0162de9673bda41172b3db

    • SHA512

      9e0ae763c8bec538a0c0972774433a4f346cf9f26750b0bbd3f047c75afef1652f153bcc9a27a61ee84bf3054be63be142027250b656e915e4c53a72f5e8d9ef

    • SSDEEP

      6144:fuMI8ibucLLeYzd5IF6rfBBcVPINRFYpfZvT6zAWq6JMf3us8ws:TIfdLrp5IFy5BcVPINRFYpfZvTmAWqeZ

    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