Overview

overview

10

Static

static

10

2e4540f700...5N.exe

windows7-x64

10

2e4540f700...5N.exe

windows10-2004-x64

10

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General

  • Target

    2e4540f700a8d1eb8010ff82f6ec6f96ec15bdcb6992e94d5ad7b1335538ff85N.exe

  • Size

    352KB

  • Sample

    241208-c85j7aykez

  • MD5

    d5eed8de2fc1540e67e96013e51ba680

  • SHA1

    540ba5bf057fdafa83b11ee54ba5553ae0c00abc

  • SHA256

    2e4540f700a8d1eb8010ff82f6ec6f96ec15bdcb6992e94d5ad7b1335538ff85

  • SHA512

    63109a1428fa597ef31da15c63a55391a4d96031019ed808a268ef0348a99b1a85bc6b440b5887b8ce3c9d9eca19b50de2c2da58892deabffeb43fa755999ea5

  • SSDEEP

    6144:KoOhUFXjpui6yYPaIGckfru5xyDpui6yYPaIGckSU05836pui6yYPq:kaTpV6yYP4rbpV6yYPg058KpV6yYPq

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

      2e4540f700a8d1eb8010ff82f6ec6f96ec15bdcb6992e94d5ad7b1335538ff85N.exe

    • Size

      352KB

    • MD5

      d5eed8de2fc1540e67e96013e51ba680

    • SHA1

      540ba5bf057fdafa83b11ee54ba5553ae0c00abc

    • SHA256

      2e4540f700a8d1eb8010ff82f6ec6f96ec15bdcb6992e94d5ad7b1335538ff85

    • SHA512

      63109a1428fa597ef31da15c63a55391a4d96031019ed808a268ef0348a99b1a85bc6b440b5887b8ce3c9d9eca19b50de2c2da58892deabffeb43fa755999ea5

    • SSDEEP

      6144:KoOhUFXjpui6yYPaIGckfru5xyDpui6yYPaIGckSU05836pui6yYPq:kaTpV6yYP4rbpV6yYPg058KpV6yYPq

    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