Overview

overview

10

Static

static

3

4a1655ade0...e1.exe

windows7-x64

10

4a1655ade0...e1.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4a1655ade0db6f72b132040b8fa99141734c16f97e800249da6cafb2f3b301e1

  • Size

    608KB

  • Sample

    241207-15tkhssjhl

  • MD5

    d5ba433194b6cd88db255dd1251f389a

  • SHA1

    e95ce0c2fd9d1017dfa950fbf416bb29f39f786b

  • SHA256

    4a1655ade0db6f72b132040b8fa99141734c16f97e800249da6cafb2f3b301e1

  • SHA512

    7323f085af82c7afebc24efca5b4a4e291251688eb1c4b35149d7788f30367753ae45274836bb2475ee81adc79af5cf113c452e1dab643564865c6ec574c5b26

  • SSDEEP

    12288:2nAskY660fIaDZkY660f8jTK/XhdAwlt01A:2nAsgsaDZgQjGkwlp

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

      4a1655ade0db6f72b132040b8fa99141734c16f97e800249da6cafb2f3b301e1

    • Size

      608KB

    • MD5

      d5ba433194b6cd88db255dd1251f389a

    • SHA1

      e95ce0c2fd9d1017dfa950fbf416bb29f39f786b

    • SHA256

      4a1655ade0db6f72b132040b8fa99141734c16f97e800249da6cafb2f3b301e1

    • SHA512

      7323f085af82c7afebc24efca5b4a4e291251688eb1c4b35149d7788f30367753ae45274836bb2475ee81adc79af5cf113c452e1dab643564865c6ec574c5b26

    • SSDEEP

      12288:2nAskY660fIaDZkY660f8jTK/XhdAwlt01A:2nAsgsaDZgQjGkwlp

    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