Overview

overview

10

Static

static

10

7e7c85557f...e2.exe

windows7-x64

10

7e7c85557f...e2.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7e7c85557f6ad4d6fd19bf0f76745096c1831f52e43a61ea9bb73134d369abe2

  • Size

    442KB

  • Sample

    241208-ak1j8axlcl

  • MD5

    a42d8cd83b2b84816488fe94b815c96b

  • SHA1

    ed7add977e1a49cf2a5cf4a878182ac08104cf74

  • SHA256

    7e7c85557f6ad4d6fd19bf0f76745096c1831f52e43a61ea9bb73134d369abe2

  • SHA512

    840f096283a91169db2406d49c24c7d8713b127ae65f3f6848e0d6e4378ba37f6cfba3f9e8d3a6653fcdfb424a5da99f000d3c003ee3a77531fc97f7c373d87a

  • SSDEEP

    3072:I4Kfwre8NHbscK1WkqrifbdB7dYk1Bx8DpsV68RfPi4meqByN2DmtXGTtiOd/VQQ:zrHNx2Wkym/89bifPidzIEZ/VZ

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

      7e7c85557f6ad4d6fd19bf0f76745096c1831f52e43a61ea9bb73134d369abe2

    • Size

      442KB

    • MD5

      a42d8cd83b2b84816488fe94b815c96b

    • SHA1

      ed7add977e1a49cf2a5cf4a878182ac08104cf74

    • SHA256

      7e7c85557f6ad4d6fd19bf0f76745096c1831f52e43a61ea9bb73134d369abe2

    • SHA512

      840f096283a91169db2406d49c24c7d8713b127ae65f3f6848e0d6e4378ba37f6cfba3f9e8d3a6653fcdfb424a5da99f000d3c003ee3a77531fc97f7c373d87a

    • SSDEEP

      3072:I4Kfwre8NHbscK1WkqrifbdB7dYk1Bx8DpsV68RfPi4meqByN2DmtXGTtiOd/VQQ:zrHNx2Wkym/89bifPidzIEZ/VZ

    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