Overview

overview

10

Static

static

3

a2c4c04988...bN.exe

windows7-x64

10

a2c4c04988...bN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a2c4c049884614c0b507c08e77759d1f54f1995bd4752b31a6104e9f7367102bN

  • Size

    320KB

  • Sample

    241014-18385ayhmd

  • MD5

    fd0824de831c03f90f594fddb8fb08b0

  • SHA1

    3fcd801b1733185c8f4b2f9c3c55cf93fcc76a4f

  • SHA256

    a2c4c049884614c0b507c08e77759d1f54f1995bd4752b31a6104e9f7367102b

  • SHA512

    07439ea432e74af7cf58a8e98dcd991c6b0f673061d3a6667c1f5ec00b830c62de84e9142c1e5f93f252efa1e3aee7095cd61763555d95be9793c7016035ecba

  • SSDEEP

    6144:YUjIEYnSxwMILGyZ6YugQdjGG1wsKm06D4:YUjzwMyGyXu1jGG1ws54

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

      a2c4c049884614c0b507c08e77759d1f54f1995bd4752b31a6104e9f7367102bN

    • Size

      320KB

    • MD5

      fd0824de831c03f90f594fddb8fb08b0

    • SHA1

      3fcd801b1733185c8f4b2f9c3c55cf93fcc76a4f

    • SHA256

      a2c4c049884614c0b507c08e77759d1f54f1995bd4752b31a6104e9f7367102b

    • SHA512

      07439ea432e74af7cf58a8e98dcd991c6b0f673061d3a6667c1f5ec00b830c62de84e9142c1e5f93f252efa1e3aee7095cd61763555d95be9793c7016035ecba

    • SSDEEP

      6144:YUjIEYnSxwMILGyZ6YugQdjGG1wsKm06D4:YUjzwMyGyXu1jGG1ws54

    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