Overview

overview

10

Static

static

3

ffdd34f2ef...66.exe

windows7-x64

10

ffdd34f2ef...66.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ffdd34f2efcb0351ee84a9456319ba8b8055193372ed270e5be39c248f9db966.exe

  • Size

    512KB

  • Sample

    241207-nllz4s1kfy

  • MD5

    c1a84d6ff9105a5b324674885e32dcd7

  • SHA1

    2a528e73f8d705897eaaeedd7f34451998798443

  • SHA256

    ffdd34f2efcb0351ee84a9456319ba8b8055193372ed270e5be39c248f9db966

  • SHA512

    2c0d9ff29e00017b156e9e8179c573e8ccc3b36b75829d57687c74eeb388fed48471068e99f222f4dff7572f89cff4d3c08cd0686a08855bf1ddef689eee2e56

  • SSDEEP

    12288:zlwGyXu1jGG1ws5iETdqvZNemWrsiLk6mqgSg/:zlwGyXsGG1ws5ip5

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

      ffdd34f2efcb0351ee84a9456319ba8b8055193372ed270e5be39c248f9db966.exe

    • Size

      512KB

    • MD5

      c1a84d6ff9105a5b324674885e32dcd7

    • SHA1

      2a528e73f8d705897eaaeedd7f34451998798443

    • SHA256

      ffdd34f2efcb0351ee84a9456319ba8b8055193372ed270e5be39c248f9db966

    • SHA512

      2c0d9ff29e00017b156e9e8179c573e8ccc3b36b75829d57687c74eeb388fed48471068e99f222f4dff7572f89cff4d3c08cd0686a08855bf1ddef689eee2e56

    • SSDEEP

      12288:zlwGyXu1jGG1ws5iETdqvZNemWrsiLk6mqgSg/:zlwGyXsGG1ws5ip5

    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