Overview

overview

10

Static

static

3

f33c155186...2b.exe

windows7-x64

10

f33c155186...2b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f33c155186f1570cdb9fc0ff224371e254550ed9a65d3953840795c404a8f32b

  • Size

    89KB

  • Sample

    241123-fvjmcayqdz

  • MD5

    28caa07f26b01111a6cd502f41982720

  • SHA1

    bb19ddbc8e142d43eb714165f5eee6cca5780500

  • SHA256

    f33c155186f1570cdb9fc0ff224371e254550ed9a65d3953840795c404a8f32b

  • SHA512

    71363bf69a0f6fb4c659e1a7eb5e859d947c61b895c392f802d3358e9789698ee34830f2231ddf9d5f7f09963d9d4f28b5fd958da3f3ec6928671c7c1375de4d

  • SSDEEP

    1536:UNsMEyrUAEDCvnrXsB1c4R3Es1UD6ql2ghSb8mGRQp3D68a+VMKKTRVGFtUhQfRD:zInC1r/I6qAghY8Beper4MKy3G7UEqMR

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

      f33c155186f1570cdb9fc0ff224371e254550ed9a65d3953840795c404a8f32b

    • Size

      89KB

    • MD5

      28caa07f26b01111a6cd502f41982720

    • SHA1

      bb19ddbc8e142d43eb714165f5eee6cca5780500

    • SHA256

      f33c155186f1570cdb9fc0ff224371e254550ed9a65d3953840795c404a8f32b

    • SHA512

      71363bf69a0f6fb4c659e1a7eb5e859d947c61b895c392f802d3358e9789698ee34830f2231ddf9d5f7f09963d9d4f28b5fd958da3f3ec6928671c7c1375de4d

    • SSDEEP

      1536:UNsMEyrUAEDCvnrXsB1c4R3Es1UD6ql2ghSb8mGRQp3D68a+VMKKTRVGFtUhQfRD:zInC1r/I6qAghY8Beper4MKy3G7UEqMR

    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