Overview

overview

10

Static

static

10

87f6c035d4...2N.exe

windows7-x64

10

87f6c035d4...2N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    87f6c035d49f54de410469b696d745c4fe72155a2ea51b7ae6cca7173aa60752N.exe

  • Size

    400KB

  • Sample

    241225-w4rbjssjex

  • MD5

    e175a87aca72e261007870f70b863100

  • SHA1

    aebe52edd6b6ce6b3152272804c66e77cf383a34

  • SHA256

    87f6c035d49f54de410469b696d745c4fe72155a2ea51b7ae6cca7173aa60752

  • SHA512

    74368df91b89cf4d9effd161ce7f633f3b9c8d2b7870fda0af6b32a3faa12361b11bff4cceb938b58539a6c18e4830367be3b135ffb9c3199e546f4f637ede94

  • SSDEEP

    6144:rO4yNBHAxiL6xCQO+zrWnAdqjeOpKfduBX2QO+zrWnAdqjsqwHlGrh/tObQOk:rzquy/+zrWAI5KFum/+zrWAIAqWim/k

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

      87f6c035d49f54de410469b696d745c4fe72155a2ea51b7ae6cca7173aa60752N.exe

    • Size

      400KB

    • MD5

      e175a87aca72e261007870f70b863100

    • SHA1

      aebe52edd6b6ce6b3152272804c66e77cf383a34

    • SHA256

      87f6c035d49f54de410469b696d745c4fe72155a2ea51b7ae6cca7173aa60752

    • SHA512

      74368df91b89cf4d9effd161ce7f633f3b9c8d2b7870fda0af6b32a3faa12361b11bff4cceb938b58539a6c18e4830367be3b135ffb9c3199e546f4f637ede94

    • SSDEEP

      6144:rO4yNBHAxiL6xCQO+zrWnAdqjeOpKfduBX2QO+zrWnAdqjsqwHlGrh/tObQOk:rzquy/+zrWAI5KFum/+zrWAIAqWim/k

    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