Overview

overview

10

Static

static

3

4c4a1d6a39...4N.exe

windows7-x64

10

4c4a1d6a39...4N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4c4a1d6a397eb39d13a7c5785410da99360237c316020d9327cca2f883b0ba74N

  • Size

    74KB

  • Sample

    241014-kmy5aasepb

  • MD5

    8bfc31742132610dc5341d4861532670

  • SHA1

    bda4d80c2f060bf0f0f8255f07cb07e7f7ee797e

  • SHA256

    4c4a1d6a397eb39d13a7c5785410da99360237c316020d9327cca2f883b0ba74

  • SHA512

    555de1a1db7cd637392bf399adc4c99159e79e7727d79480996b57c3cf09cf5a20f667b8096d1dc251a29d937390c789864906e5a9273a812d5602101c14b157

  • SSDEEP

    1536:erPPb1ubEuvf0IkguAvAPQEHzjwg2CD9M54TIwei+8hAplMhz2uTbH:QPxoEw0kIPQEHzjwmD9M54TIwei+qKlE

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

      4c4a1d6a397eb39d13a7c5785410da99360237c316020d9327cca2f883b0ba74N

    • Size

      74KB

    • MD5

      8bfc31742132610dc5341d4861532670

    • SHA1

      bda4d80c2f060bf0f0f8255f07cb07e7f7ee797e

    • SHA256

      4c4a1d6a397eb39d13a7c5785410da99360237c316020d9327cca2f883b0ba74

    • SHA512

      555de1a1db7cd637392bf399adc4c99159e79e7727d79480996b57c3cf09cf5a20f667b8096d1dc251a29d937390c789864906e5a9273a812d5602101c14b157

    • SSDEEP

      1536:erPPb1ubEuvf0IkguAvAPQEHzjwg2CD9M54TIwei+8hAplMhz2uTbH:QPxoEw0kIPQEHzjwmD9M54TIwei+qKlE

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks