Overview

overview

10

Static

static

3

2e5f50394f...aN.exe

windows7-x64

10

2e5f50394f...aN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2e5f50394ff2c00522866acc3a5663a2b0e1978b8f2c40745b954e5b3653415aN.exe

  • Size

    87KB

  • Sample

    241119-s4h4dssnhl

  • MD5

    86aa70a0273670251460a5615ea5c860

  • SHA1

    714f286fa2c226109ecbc4625c582f3a21648286

  • SHA256

    2e5f50394ff2c00522866acc3a5663a2b0e1978b8f2c40745b954e5b3653415a

  • SHA512

    ce151da473097a0ec3427614a4a46dc13424da0cd1c9bda98a84c4779376c24c5d4a5e3b021bf0eebbda141ebff127a9f663fc818ef2b6e3a545ee68a549f363

  • SSDEEP

    1536:U4FHzSeE2J3hHnUBy3lR3fl9fmtekGQ3OL8JjPMWi/HuaGxkRQ4ZRSRBDNrR0RVb:RFHlE031nUkTP+tekGGPMW2HuaGxkeA/

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

      2e5f50394ff2c00522866acc3a5663a2b0e1978b8f2c40745b954e5b3653415aN.exe

    • Size

      87KB

    • MD5

      86aa70a0273670251460a5615ea5c860

    • SHA1

      714f286fa2c226109ecbc4625c582f3a21648286

    • SHA256

      2e5f50394ff2c00522866acc3a5663a2b0e1978b8f2c40745b954e5b3653415a

    • SHA512

      ce151da473097a0ec3427614a4a46dc13424da0cd1c9bda98a84c4779376c24c5d4a5e3b021bf0eebbda141ebff127a9f663fc818ef2b6e3a545ee68a549f363

    • SSDEEP

      1536:U4FHzSeE2J3hHnUBy3lR3fl9fmtekGQ3OL8JjPMWi/HuaGxkRQ4ZRSRBDNrR0RVb:RFHlE031nUkTP+tekGGPMW2HuaGxkeA/

    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