Overview

overview

10

Static

static

3

710baf2c4d...bN.exe

windows7-x64

10

710baf2c4d...bN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    710baf2c4d68aabe648cd6442f9598ccbb2cba94f8cfebd4db6981cf4f45215bN.exe

  • Size

    77KB

  • Sample

    241225-swf9tswqdz

  • MD5

    d0f97b65331c8fa4a359dc7fbb50f490

  • SHA1

    71fd8b3327b50ab7306eebb5c3a8b82803c09c2c

  • SHA256

    710baf2c4d68aabe648cd6442f9598ccbb2cba94f8cfebd4db6981cf4f45215b

  • SHA512

    9d3f52d8391dd2eaf407c8460613d2b0b26941501073b76f2fc493f8ad92269a43ba49ca3c3162c0f6e2a4cf9500198763519a2238e942791fed055569352703

  • SSDEEP

    1536:jbD5nMrLwUFJInbeZ5pIPlRNoJ+OoFUSAWsfKUGbtD:jP5nor6tRNoMOTK1tD

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

      710baf2c4d68aabe648cd6442f9598ccbb2cba94f8cfebd4db6981cf4f45215bN.exe

    • Size

      77KB

    • MD5

      d0f97b65331c8fa4a359dc7fbb50f490

    • SHA1

      71fd8b3327b50ab7306eebb5c3a8b82803c09c2c

    • SHA256

      710baf2c4d68aabe648cd6442f9598ccbb2cba94f8cfebd4db6981cf4f45215b

    • SHA512

      9d3f52d8391dd2eaf407c8460613d2b0b26941501073b76f2fc493f8ad92269a43ba49ca3c3162c0f6e2a4cf9500198763519a2238e942791fed055569352703

    • SSDEEP

      1536:jbD5nMrLwUFJInbeZ5pIPlRNoJ+OoFUSAWsfKUGbtD:jP5nor6tRNoMOTK1tD

    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