Overview

overview

10

Static

static

3

62b49fb33f...8N.exe

windows7-x64

10

62b49fb33f...8N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    62b49fb33f8cea2fe820c3037699c9a12e7a41b53818743216723e4673ff4dd8N.exe

  • Size

    192KB

  • Sample

    241207-ym5hyswken

  • MD5

    ffe73b9b298f5f6de793420a02753540

  • SHA1

    63c2abcdc8d494e3f572a647eecedb18007ba82f

  • SHA256

    62b49fb33f8cea2fe820c3037699c9a12e7a41b53818743216723e4673ff4dd8

  • SHA512

    a181f4ff41c79611b5f224727521f66a1603bddac9ee545b4c20fde95b933f5c27fb88baf2d78914cfc3bb19a97107d70b7b82688c5f68021796b745faf8312d

  • SSDEEP

    3072:8ryVUdHTKl82quqkvPjnPjyKg3FQo7fnEBctcp/+wreVism:5UHTN21jX3g3FF7fPtcsw6U1

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

      62b49fb33f8cea2fe820c3037699c9a12e7a41b53818743216723e4673ff4dd8N.exe

    • Size

      192KB

    • MD5

      ffe73b9b298f5f6de793420a02753540

    • SHA1

      63c2abcdc8d494e3f572a647eecedb18007ba82f

    • SHA256

      62b49fb33f8cea2fe820c3037699c9a12e7a41b53818743216723e4673ff4dd8

    • SHA512

      a181f4ff41c79611b5f224727521f66a1603bddac9ee545b4c20fde95b933f5c27fb88baf2d78914cfc3bb19a97107d70b7b82688c5f68021796b745faf8312d

    • SSDEEP

      3072:8ryVUdHTKl82quqkvPjnPjyKg3FQo7fnEBctcp/+wreVism:5UHTN21jX3g3FF7fPtcsw6U1

    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