Overview

overview

10

Static

static

10

e7f5d4e60d...eN.exe

windows7-x64

10

e7f5d4e60d...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e7f5d4e60da1485f86fd2adf1e58b81b6636faddabbc963a9fc90dbcf73df9ceN

  • Size

    256KB

  • Sample

    241008-2rdsksvemq

  • MD5

    b8e9ae6f31b00b235a62deca814dc560

  • SHA1

    56941056adc25a3a82c895cb4beee8550836bcfc

  • SHA256

    e7f5d4e60da1485f86fd2adf1e58b81b6636faddabbc963a9fc90dbcf73df9ce

  • SHA512

    7306d283c4002312cf26fb903d4f5d2afc5eab6ac60275e7d86c16afc960306b48adb2cee7676c831bf40fe66fed9a7f09bd76a4f3ced4ebdfb7a8fef89f933a

  • SSDEEP

    6144:rzEFEs7TTdqnaCgls3/fc/UmKyIxLDXXoq9FJZCX:rzEFEsLqaCgb32XXf9DoX

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

      e7f5d4e60da1485f86fd2adf1e58b81b6636faddabbc963a9fc90dbcf73df9ceN

    • Size

      256KB

    • MD5

      b8e9ae6f31b00b235a62deca814dc560

    • SHA1

      56941056adc25a3a82c895cb4beee8550836bcfc

    • SHA256

      e7f5d4e60da1485f86fd2adf1e58b81b6636faddabbc963a9fc90dbcf73df9ce

    • SHA512

      7306d283c4002312cf26fb903d4f5d2afc5eab6ac60275e7d86c16afc960306b48adb2cee7676c831bf40fe66fed9a7f09bd76a4f3ced4ebdfb7a8fef89f933a

    • SSDEEP

      6144:rzEFEs7TTdqnaCgls3/fc/UmKyIxLDXXoq9FJZCX:rzEFEsLqaCgb32XXf9DoX

    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