Overview

overview

10

Static

static

3

7135872bb1...7N.exe

windows7-x64

10

7135872bb1...7N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7135872bb189dc5eebb551041694b1db16ce2d171bea6f17ca03edf98541df17N.exe

  • Size

    136KB

  • Sample

    241225-zl98gsxkas

  • MD5

    fd78026bd3ccfa1adb517695b844efa0

  • SHA1

    4928723331d762a08df2db979033c5af7bd78dd0

  • SHA256

    7135872bb189dc5eebb551041694b1db16ce2d171bea6f17ca03edf98541df17

  • SHA512

    748484c6dca489753f9998ca90be845f6fb4e75e2dce0d82db6819220c46573ec209c6321e153c778c7a06eb2402793b88cca9d5e4022671e65034e1f7d68f95

  • SSDEEP

    3072:7Sdzi0rQQsbMqp3L6GlzdH13+EE+RaZ6r+GDZnBc:7Sdzi00QsAs3Lzlzd5IF6rfBBc

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

      7135872bb189dc5eebb551041694b1db16ce2d171bea6f17ca03edf98541df17N.exe

    • Size

      136KB

    • MD5

      fd78026bd3ccfa1adb517695b844efa0

    • SHA1

      4928723331d762a08df2db979033c5af7bd78dd0

    • SHA256

      7135872bb189dc5eebb551041694b1db16ce2d171bea6f17ca03edf98541df17

    • SHA512

      748484c6dca489753f9998ca90be845f6fb4e75e2dce0d82db6819220c46573ec209c6321e153c778c7a06eb2402793b88cca9d5e4022671e65034e1f7d68f95

    • SSDEEP

      3072:7Sdzi0rQQsbMqp3L6GlzdH13+EE+RaZ6r+GDZnBc:7Sdzi00QsAs3Lzlzd5IF6rfBBc

    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