Overview

overview

10

Static

static

3

b6b4559375...61.exe

windows7-x64

10

b6b4559375...61.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b6b4559375110152ae24aa288ab50d1bc839ed137e86b07ac0848dcf52753261

  • Size

    120KB

  • Sample

    241223-cv2w5strbw

  • MD5

    066638b544cc5e5635918c8cb51189cf

  • SHA1

    06083627f1154df4ee38da355a7692d5221878f2

  • SHA256

    b6b4559375110152ae24aa288ab50d1bc839ed137e86b07ac0848dcf52753261

  • SHA512

    dbbbc1521c18d57da6248ee5731201b37791c52bc5aff67f747e9b776b7a29844971c24ceb97ab1cc879ec571ee14f41244715c026719cb039f76b6be0b4b5ff

  • SSDEEP

    3072:E1HGrmOR0el203H/6TC+qF1SsB1bw4AVRrd9:E1HGxl9C81NBy9

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

      b6b4559375110152ae24aa288ab50d1bc839ed137e86b07ac0848dcf52753261

    • Size

      120KB

    • MD5

      066638b544cc5e5635918c8cb51189cf

    • SHA1

      06083627f1154df4ee38da355a7692d5221878f2

    • SHA256

      b6b4559375110152ae24aa288ab50d1bc839ed137e86b07ac0848dcf52753261

    • SHA512

      dbbbc1521c18d57da6248ee5731201b37791c52bc5aff67f747e9b776b7a29844971c24ceb97ab1cc879ec571ee14f41244715c026719cb039f76b6be0b4b5ff

    • SSDEEP

      3072:E1HGrmOR0el203H/6TC+qF1SsB1bw4AVRrd9:E1HGxl9C81NBy9

    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