Overview

overview

10

Static

static

3

e3a5e8804b...3N.exe

windows7-x64

10

e3a5e8804b...3N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e3a5e8804bf31182fdc5f7f1c488def83cf2c31f05ff28925a5498101ed22c43N.exe

  • Size

    71KB

  • Sample

    241208-bsajfaznhj

  • MD5

    bb025340dc85b8f0328271257d22fe80

  • SHA1

    0a45f1c2ffa4059c51a40be6ca348bde549cff37

  • SHA256

    e3a5e8804bf31182fdc5f7f1c488def83cf2c31f05ff28925a5498101ed22c43

  • SHA512

    2ad820695fe585818e0d79543c4b460d77760f740cb65dad285a191bdb3b9e655b9686c3731a658e346315a6bbf7abcdc216d140af22a8e84a55f121b7057d69

  • SSDEEP

    1536:KZsy2CveeBgnr/ymjTLGfM67HqoWXD/IarRQXK1P+ATTr:KZs9uGTBGE67mkWeKP+A3r

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

      e3a5e8804bf31182fdc5f7f1c488def83cf2c31f05ff28925a5498101ed22c43N.exe

    • Size

      71KB

    • MD5

      bb025340dc85b8f0328271257d22fe80

    • SHA1

      0a45f1c2ffa4059c51a40be6ca348bde549cff37

    • SHA256

      e3a5e8804bf31182fdc5f7f1c488def83cf2c31f05ff28925a5498101ed22c43

    • SHA512

      2ad820695fe585818e0d79543c4b460d77760f740cb65dad285a191bdb3b9e655b9686c3731a658e346315a6bbf7abcdc216d140af22a8e84a55f121b7057d69

    • SSDEEP

      1536:KZsy2CveeBgnr/ymjTLGfM67HqoWXD/IarRQXK1P+ATTr:KZs9uGTBGE67mkWeKP+A3r

    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