Overview

overview

10

Static

static

3

3316c21050...98.exe

windows7-x64

10

3316c21050...98.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3316c21050b2a94175bb9c23be741b2476b0ee01a8c19d3eca86e42993ad9898

  • Size

    95KB

  • Sample

    241207-z8bnfazlcl

  • MD5

    543f868620bee0c9d5fb05873be256fc

  • SHA1

    9fb3293805d286e9a3efbc4307a374aaee4d9b59

  • SHA256

    3316c21050b2a94175bb9c23be741b2476b0ee01a8c19d3eca86e42993ad9898

  • SHA512

    7cc1d3bb2c964962a12b0e25d206757615fa69859353972e0d35aeb2af9736cc6f1231f9f09c33dec6c20f28cbc26ec69c7003098fd7d562c545a67d81e3457f

  • SSDEEP

    1536:jTjh1/jXH3w8Cxzz6PwPZ0aQod6XGpFJwyQePOM6bOLXi8PmCofGV:jTjh1M84Rpw9ePDrLXfzoeV

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

      3316c21050b2a94175bb9c23be741b2476b0ee01a8c19d3eca86e42993ad9898

    • Size

      95KB

    • MD5

      543f868620bee0c9d5fb05873be256fc

    • SHA1

      9fb3293805d286e9a3efbc4307a374aaee4d9b59

    • SHA256

      3316c21050b2a94175bb9c23be741b2476b0ee01a8c19d3eca86e42993ad9898

    • SHA512

      7cc1d3bb2c964962a12b0e25d206757615fa69859353972e0d35aeb2af9736cc6f1231f9f09c33dec6c20f28cbc26ec69c7003098fd7d562c545a67d81e3457f

    • SSDEEP

      1536:jTjh1/jXH3w8Cxzz6PwPZ0aQod6XGpFJwyQePOM6bOLXi8PmCofGV:jTjh1M84Rpw9ePDrLXfzoeV

    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