Overview

overview

10

Static

static

3

4f9c72ef2a...71.exe

windows7-x64

10

4f9c72ef2a...71.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4f9c72ef2a9f64086fb4118a323b475088a3b135e318cf1f7beb00f547489471

  • Size

    96KB

  • Sample

    241207-2ehk1axlfx

  • MD5

    721d384b2c1d5ce8aca5738cf73754ed

  • SHA1

    8cad436cf11afc1a4a961d98919f950d2159a343

  • SHA256

    4f9c72ef2a9f64086fb4118a323b475088a3b135e318cf1f7beb00f547489471

  • SHA512

    7814bc754487e46da0af7be70e27aeed33826c403accbe8c8ddeb22019a8fca7a846de0befafa3372ef718aaad397b7793436bdbc60d0ad20084adcd703c3206

  • SSDEEP

    1536:7Wtb69sYhfSHmOZ+LGYhkFxt8WCq5kB21U7N1/BOmoCMy0QiLiizHNQNd6:6ASGOoGZxtkbB2en5OmoCMyELiAHONd6

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

      4f9c72ef2a9f64086fb4118a323b475088a3b135e318cf1f7beb00f547489471

    • Size

      96KB

    • MD5

      721d384b2c1d5ce8aca5738cf73754ed

    • SHA1

      8cad436cf11afc1a4a961d98919f950d2159a343

    • SHA256

      4f9c72ef2a9f64086fb4118a323b475088a3b135e318cf1f7beb00f547489471

    • SHA512

      7814bc754487e46da0af7be70e27aeed33826c403accbe8c8ddeb22019a8fca7a846de0befafa3372ef718aaad397b7793436bdbc60d0ad20084adcd703c3206

    • SSDEEP

      1536:7Wtb69sYhfSHmOZ+LGYhkFxt8WCq5kB21U7N1/BOmoCMy0QiLiizHNQNd6:6ASGOoGZxtkbB2en5OmoCMyELiAHONd6

    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