Overview

overview

10

Static

static

3

86d8679843...eN.exe

windows7-x64

10

86d8679843...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    86d86798436530cd70e0c3d55c6551975228777916844139110a36630106e72eN.exe

  • Size

    194KB

  • Sample

    241207-2ay27asmbk

  • MD5

    20ac4a507c169cc4a2a805757ba2e310

  • SHA1

    6b4c279628b52e26177fc9ee55f9ba30642bd349

  • SHA256

    86d86798436530cd70e0c3d55c6551975228777916844139110a36630106e72e

  • SHA512

    be648df3160179b27e0737a776c5f267c0bdcd96bffc72747528e7bdc24d54b3afebc20edd14f42f4fdfd54b88c8e9295d841dee2261e6966a4fd1e121467258

  • SSDEEP

    3072:CAmWsXL3xQVSWQkwp/eLgu+tAcrbFAJc+RsUi1aVDkOvhJjvJ+uFli55p1:RmWs1QVSXDQartMsQBvli

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      86d86798436530cd70e0c3d55c6551975228777916844139110a36630106e72eN.exe

    • Size

      194KB

    • MD5

      20ac4a507c169cc4a2a805757ba2e310

    • SHA1

      6b4c279628b52e26177fc9ee55f9ba30642bd349

    • SHA256

      86d86798436530cd70e0c3d55c6551975228777916844139110a36630106e72e

    • SHA512

      be648df3160179b27e0737a776c5f267c0bdcd96bffc72747528e7bdc24d54b3afebc20edd14f42f4fdfd54b88c8e9295d841dee2261e6966a4fd1e121467258

    • SSDEEP

      3072:CAmWsXL3xQVSWQkwp/eLgu+tAcrbFAJc+RsUi1aVDkOvhJjvJ+uFli55p1:RmWs1QVSXDQartMsQBvli

    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