Overview

overview

10

Static

static

3

214c1d29e7...31.exe

windows7-x64

10

214c1d29e7...31.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    214c1d29e7798b8ec34fbee79c32097a8d37a584d77a0887ad9f0f984037eb31

  • Size

    128KB

  • Sample

    241123-y6fnya1man

  • MD5

    975876920f64f9ef3270fef0d6dfc53f

  • SHA1

    6dfacb7f6cab23d1e1d9f3e7de23603a7d3f7aab

  • SHA256

    214c1d29e7798b8ec34fbee79c32097a8d37a584d77a0887ad9f0f984037eb31

  • SHA512

    3d87f71e47a9ffe9287fa0c4a973174d0e8a1ce2308e0a67ae3e8d107a02a1a04d57128ac471d30528749ca2c4d6ed9fb3fca197c7b80e7a13d211ca2a2200c9

  • SSDEEP

    3072:YUkewKuC5kuDFYK654rQ08uFafmHURHAVgnvedh6:9WKt5kSYyrQ08uF8YU8gnve7

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

      214c1d29e7798b8ec34fbee79c32097a8d37a584d77a0887ad9f0f984037eb31

    • Size

      128KB

    • MD5

      975876920f64f9ef3270fef0d6dfc53f

    • SHA1

      6dfacb7f6cab23d1e1d9f3e7de23603a7d3f7aab

    • SHA256

      214c1d29e7798b8ec34fbee79c32097a8d37a584d77a0887ad9f0f984037eb31

    • SHA512

      3d87f71e47a9ffe9287fa0c4a973174d0e8a1ce2308e0a67ae3e8d107a02a1a04d57128ac471d30528749ca2c4d6ed9fb3fca197c7b80e7a13d211ca2a2200c9

    • SSDEEP

      3072:YUkewKuC5kuDFYK654rQ08uFafmHURHAVgnvedh6:9WKt5kSYyrQ08uF8YU8gnve7

    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