Overview

overview

10

Static

static

3

8a5331a12a...14.exe

windows7-x64

10

8a5331a12a...14.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8a5331a12a4d1e11d1fe0c1afb44d9a62b1fd560c610714b4509617e31df8814.exe

  • Size

    88KB

  • Sample

    241123-nelqrszndp

  • MD5

    ae8cde720f5da210b740d47f00acf447

  • SHA1

    42823c3118b3431bf352cd39e78120fa52e23330

  • SHA256

    8a5331a12a4d1e11d1fe0c1afb44d9a62b1fd560c610714b4509617e31df8814

  • SHA512

    ea365d04bcad5106685af944815d44c51cc928ba957c2c25499e71c23e7c7431993ec23043dd4943c63a59a5c609a30020157208abc6ff40b5ddf44d5f1b795f

  • SSDEEP

    1536:pXMLSwx+4joJ2dOmjJpvG8dI27opJDwsR2qphwkACDaTpeuge5T1Gnouy8b:QSwx+4cmdjJpRSwsR2IVKT12outb

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

      8a5331a12a4d1e11d1fe0c1afb44d9a62b1fd560c610714b4509617e31df8814.exe

    • Size

      88KB

    • MD5

      ae8cde720f5da210b740d47f00acf447

    • SHA1

      42823c3118b3431bf352cd39e78120fa52e23330

    • SHA256

      8a5331a12a4d1e11d1fe0c1afb44d9a62b1fd560c610714b4509617e31df8814

    • SHA512

      ea365d04bcad5106685af944815d44c51cc928ba957c2c25499e71c23e7c7431993ec23043dd4943c63a59a5c609a30020157208abc6ff40b5ddf44d5f1b795f

    • SSDEEP

      1536:pXMLSwx+4joJ2dOmjJpvG8dI27opJDwsR2qphwkACDaTpeuge5T1Gnouy8b:QSwx+4cmdjJpRSwsR2IVKT12outb

    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