Overview

overview

10

Static

static

3

1dc397108a...bN.exe

windows7-x64

10

1dc397108a...bN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1dc397108a2abdcde1680ab30e4c4ba771fee428d30f5a0fbda332b18ed4057bN.exe

  • Size

    128KB

  • Sample

    241208-et1c2axlcl

  • MD5

    d701ecbad7b692c30fa3dff849604290

  • SHA1

    f83881af85f832573d36d869eba096977825f6c6

  • SHA256

    1dc397108a2abdcde1680ab30e4c4ba771fee428d30f5a0fbda332b18ed4057b

  • SHA512

    02358de2238ea4e575edbaa87218ffc6c1250690c6310ce473a62d9af858c2b49c0e011c5f389ffce669b2c5bd2ca8759994e5bb10fc9171cea56dbb230235ab

  • SSDEEP

    3072:YZcYFquLOxc1CQSl1wwgQUhzdH13+EE+RaZ6r+GDZnr:YLqiO614qwgQUhzd5IF6rfBr

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

      1dc397108a2abdcde1680ab30e4c4ba771fee428d30f5a0fbda332b18ed4057bN.exe

    • Size

      128KB

    • MD5

      d701ecbad7b692c30fa3dff849604290

    • SHA1

      f83881af85f832573d36d869eba096977825f6c6

    • SHA256

      1dc397108a2abdcde1680ab30e4c4ba771fee428d30f5a0fbda332b18ed4057b

    • SHA512

      02358de2238ea4e575edbaa87218ffc6c1250690c6310ce473a62d9af858c2b49c0e011c5f389ffce669b2c5bd2ca8759994e5bb10fc9171cea56dbb230235ab

    • SSDEEP

      3072:YZcYFquLOxc1CQSl1wwgQUhzdH13+EE+RaZ6r+GDZnr:YLqiO614qwgQUhzd5IF6rfBr

    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