Overview

overview

10

Static

static

3

5b2f6f9c8b...cN.exe

windows7-x64

10

5b2f6f9c8b...cN.exe

windows10-2004-x64

10

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General

  • Target

    5b2f6f9c8b160fdb80710320c0c83814370350b0b0d6898a91c17b9fa67925fcN

  • Size

    96KB

  • Sample

    241003-y5577svdkm

  • MD5

    b03c36e94847cfdc84c45d843faa6070

  • SHA1

    8fc4f8aa5832fa73b055d384bee94b9daa2283cf

  • SHA256

    5b2f6f9c8b160fdb80710320c0c83814370350b0b0d6898a91c17b9fa67925fc

  • SHA512

    7bf729ac05e3759a966478433a023c85f37203bdcd6fc619c1327e5ce2b3582043ef8ec4ab794f99199e7dd86e32d64ea30a29e3b0f0b16eca60a95c1317f9a5

  • SSDEEP

    1536:5TT5zX48DBG2P1zW2hFds3NO31cMQ3ggJSrsvh2tHz74S7V+5pUMv84WMRw8Dkqq:3zZJ1K2DdsdO31ojJSoZif4Sp+7H7wWO

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

      5b2f6f9c8b160fdb80710320c0c83814370350b0b0d6898a91c17b9fa67925fcN

    • Size

      96KB

    • MD5

      b03c36e94847cfdc84c45d843faa6070

    • SHA1

      8fc4f8aa5832fa73b055d384bee94b9daa2283cf

    • SHA256

      5b2f6f9c8b160fdb80710320c0c83814370350b0b0d6898a91c17b9fa67925fc

    • SHA512

      7bf729ac05e3759a966478433a023c85f37203bdcd6fc619c1327e5ce2b3582043ef8ec4ab794f99199e7dd86e32d64ea30a29e3b0f0b16eca60a95c1317f9a5

    • SSDEEP

      1536:5TT5zX48DBG2P1zW2hFds3NO31cMQ3ggJSrsvh2tHz74S7V+5pUMv84WMRw8Dkqq:3zZJ1K2DdsdO31ojJSoZif4Sp+7H7wWO

    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