Overview

overview

10

Static

static

3

46cb73e61f...bd.exe

windows7-x64

10

46cb73e61f...bd.exe

windows10-2004-x64

10

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General

  • Target

    46cb73e61f4b520577a5ec76f3a14bbde8bba3b855626b90697a800ec8f30abd

  • Size

    790KB

  • Sample

    241224-1lmymaykfp

  • MD5

    a808528ad4ae9f26ae51d12667fbc575

  • SHA1

    c81a5d2efc6fb25ef569579ea29aba35cfbe7551

  • SHA256

    46cb73e61f4b520577a5ec76f3a14bbde8bba3b855626b90697a800ec8f30abd

  • SHA512

    c8c6f5ec990b709ee9d198d0c875d8475def1e41f9c6b9f65b6d0b2fd0353ec422ac410ad4573c71a1fbc4b31496b7c5a7074904c974afbe83dc13465b291c1c

  • SSDEEP

    6144:FhKU7iRFM6234lKmwr8SeNpgdyuH1lZfRo0V8JcgE+ezpg1xrloBNTNxaaqk9a5:feFB24lA87g7/VycgE81lgxaa79y

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

      46cb73e61f4b520577a5ec76f3a14bbde8bba3b855626b90697a800ec8f30abd

    • Size

      790KB

    • MD5

      a808528ad4ae9f26ae51d12667fbc575

    • SHA1

      c81a5d2efc6fb25ef569579ea29aba35cfbe7551

    • SHA256

      46cb73e61f4b520577a5ec76f3a14bbde8bba3b855626b90697a800ec8f30abd

    • SHA512

      c8c6f5ec990b709ee9d198d0c875d8475def1e41f9c6b9f65b6d0b2fd0353ec422ac410ad4573c71a1fbc4b31496b7c5a7074904c974afbe83dc13465b291c1c

    • SSDEEP

      6144:FhKU7iRFM6234lKmwr8SeNpgdyuH1lZfRo0V8JcgE+ezpg1xrloBNTNxaaqk9a5:feFB24lA87g7/VycgE81lgxaa79y

    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