Overview

overview

10

Static

static

10

bd7c2a3d9d...1e.exe

windows7-x64

10

bd7c2a3d9d...1e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    bd7c2a3d9d2688915aba98703958e11c22d69acccc040584321b45e7bc74ab1e.exe

  • Size

    272KB

  • Sample

    241203-v7ld2awjhw

  • MD5

    7371b7b1ef179b5eb2f71701ab5318ce

  • SHA1

    563c3620a1f4f7b9c4574f2250018d3d471944c0

  • SHA256

    bd7c2a3d9d2688915aba98703958e11c22d69acccc040584321b45e7bc74ab1e

  • SHA512

    a52962f6b740dedd3cc93820311dacd994039c454dcee4aae66c64fb1a2951f0e278414c3fe5d7bf830dea896f2179d1406d48f702dc7ea65585127c343030c0

  • SSDEEP

    6144:p2UsNKSbmAZByvZ6Mxv5Rar3O6B9fZSLhZmzbByvZ6Mxv5R8:4RNKQXByvNv54B9f01ZmHByvNv5q

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

      bd7c2a3d9d2688915aba98703958e11c22d69acccc040584321b45e7bc74ab1e.exe

    • Size

      272KB

    • MD5

      7371b7b1ef179b5eb2f71701ab5318ce

    • SHA1

      563c3620a1f4f7b9c4574f2250018d3d471944c0

    • SHA256

      bd7c2a3d9d2688915aba98703958e11c22d69acccc040584321b45e7bc74ab1e

    • SHA512

      a52962f6b740dedd3cc93820311dacd994039c454dcee4aae66c64fb1a2951f0e278414c3fe5d7bf830dea896f2179d1406d48f702dc7ea65585127c343030c0

    • SSDEEP

      6144:p2UsNKSbmAZByvZ6Mxv5Rar3O6B9fZSLhZmzbByvZ6Mxv5R8:4RNKQXByvNv54B9f01ZmHByvNv5q

    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