Overview

overview

10

Static

static

3

fe5ea743e4...e7.exe

windows7-x64

10

fe5ea743e4...e7.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fe5ea743e4bd85d71f0a1d52a7d442555af4b86611dba65c00ab87616b981ee7

  • Size

    90KB

  • Sample

    241121-qw9v2axjfp

  • MD5

    9d200affa141f90f3a14f688cfc68d3f

  • SHA1

    5d5dd2875c8ea5189c28a535d4a631234f7c698a

  • SHA256

    fe5ea743e4bd85d71f0a1d52a7d442555af4b86611dba65c00ab87616b981ee7

  • SHA512

    01afdab8cb3405b08127d3ebda81b848523b9d2dd1ea9a22af7e0a30e82f670725b44adf78ae04b92f6c8ddddc3f311c711899c81356646ed9c3b7d650c1e547

  • SSDEEP

    1536:y26hOnNOZWtbbCqrbWfTLLJvcVMV2CSUs8bh6RP/nEGaEu/Ub0VkVNK:5m2NO8tbdrETvxcVOxsQ6lvEGRu/Ub05

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

      fe5ea743e4bd85d71f0a1d52a7d442555af4b86611dba65c00ab87616b981ee7

    • Size

      90KB

    • MD5

      9d200affa141f90f3a14f688cfc68d3f

    • SHA1

      5d5dd2875c8ea5189c28a535d4a631234f7c698a

    • SHA256

      fe5ea743e4bd85d71f0a1d52a7d442555af4b86611dba65c00ab87616b981ee7

    • SHA512

      01afdab8cb3405b08127d3ebda81b848523b9d2dd1ea9a22af7e0a30e82f670725b44adf78ae04b92f6c8ddddc3f311c711899c81356646ed9c3b7d650c1e547

    • SSDEEP

      1536:y26hOnNOZWtbbCqrbWfTLLJvcVMV2CSUs8bh6RP/nEGaEu/Ub0VkVNK:5m2NO8tbdrETvxcVOxsQ6lvEGRu/Ub05

    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