Overview

overview

10

Static

static

10

fe862456b7...93.exe

windows7-x64

10

fe862456b7...93.exe

windows10-2004-x64

10

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General

  • Target

    fe862456b7a70074ed01ef766a633bca195bd5b0d0b868b4326cc148dc598b93.exe

  • Size

    481KB

  • Sample

    241222-kfbqea1lev

  • MD5

    bf3ec12374c68dfe49eb6788a0ca565a

  • SHA1

    4c4bd81b34e9c288e4aa98e6e2378d38b8110e11

  • SHA256

    fe862456b7a70074ed01ef766a633bca195bd5b0d0b868b4326cc148dc598b93

  • SHA512

    2b815bfdbbcef2b27fbf829d7bef19441e867081f49038b00b4ee1509d8520143cae25f568ad24a1e45dcb4cf07172ec8bac5f9b67180ba90dfb70845096514c

  • SSDEEP

    6144:uL+rpLSbbMBDu/OUFM6234lKm3mo8Yvi4KsLTFM6234lKm3+ry+dBA:q+VSbT/fFB24lwR45FB24l4++dBA

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      fe862456b7a70074ed01ef766a633bca195bd5b0d0b868b4326cc148dc598b93.exe

    • Size

      481KB

    • MD5

      bf3ec12374c68dfe49eb6788a0ca565a

    • SHA1

      4c4bd81b34e9c288e4aa98e6e2378d38b8110e11

    • SHA256

      fe862456b7a70074ed01ef766a633bca195bd5b0d0b868b4326cc148dc598b93

    • SHA512

      2b815bfdbbcef2b27fbf829d7bef19441e867081f49038b00b4ee1509d8520143cae25f568ad24a1e45dcb4cf07172ec8bac5f9b67180ba90dfb70845096514c

    • SSDEEP

      6144:uL+rpLSbbMBDu/OUFM6234lKm3mo8Yvi4KsLTFM6234lKm3+ry+dBA:q+VSbT/fFB24lwR45FB24l4++dBA

    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