Overview

overview

10

Static

static

3

a672b4b351...eN.exe

windows7-x64

10

a672b4b351...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a672b4b3510cb3778231346c6611962bbc4ec0d53fe1581f9fb514c2de38a69eN.exe

  • Size

    80KB

  • Sample

    240925-pr5j3svhkq

  • MD5

    f7c8a394c2107a85dfd8cecbcab4cfc0

  • SHA1

    0386064b3f37fb648298163e3363bba750c2fe65

  • SHA256

    a672b4b3510cb3778231346c6611962bbc4ec0d53fe1581f9fb514c2de38a69e

  • SHA512

    1c169c0fd905e9192c3609b7147505468af7903677a634c9b8304c8afcb286cd0f0d872c33216b1a4cb2c9b16d7a4e6c3b232294c25b2631d3868b45f44bf15f

  • SSDEEP

    1536:5UIIqyirbsYN6x86bsBMiYLM11UfMGkxngTVocMBPFeJuqnhCN:iqygsAqmuiYg1eugTOBPFeJLCN

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

      a672b4b3510cb3778231346c6611962bbc4ec0d53fe1581f9fb514c2de38a69eN.exe

    • Size

      80KB

    • MD5

      f7c8a394c2107a85dfd8cecbcab4cfc0

    • SHA1

      0386064b3f37fb648298163e3363bba750c2fe65

    • SHA256

      a672b4b3510cb3778231346c6611962bbc4ec0d53fe1581f9fb514c2de38a69e

    • SHA512

      1c169c0fd905e9192c3609b7147505468af7903677a634c9b8304c8afcb286cd0f0d872c33216b1a4cb2c9b16d7a4e6c3b232294c25b2631d3868b45f44bf15f

    • SSDEEP

      1536:5UIIqyirbsYN6x86bsBMiYLM11UfMGkxngTVocMBPFeJuqnhCN:iqygsAqmuiYg1eugTOBPFeJLCN

    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