Overview

overview

10

Static

static

3

854d87b6be...e4.exe

windows7-x64

10

854d87b6be...e4.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    854d87b6be88977471104fd215df6ee30fbfbdd9e1f3b4b27e6c544ba0e2b9e4

  • Size

    111KB

  • Sample

    241223-aq6nessmdw

  • MD5

    d9d882df9754ddd1749de8ac2158f284

  • SHA1

    65883e97bdfcb14e8d401faefdb4c7f82de10e6e

  • SHA256

    854d87b6be88977471104fd215df6ee30fbfbdd9e1f3b4b27e6c544ba0e2b9e4

  • SHA512

    c7a8834588f95400e9e4766ab1511ac2733c62bf71a9e53221c6c54693590ea3e3ba3cfab60ebcb38389d3c4323457fa75444ccc09874dbd297150c4434306fb

  • SSDEEP

    3072:++BJM/vw0SgpuEk9Gr7Il2peiw0v0wnJcefSXQHPTTAkvB5Ddj:++0Ah5Q8ItnJfKXqPTX7DB

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

      854d87b6be88977471104fd215df6ee30fbfbdd9e1f3b4b27e6c544ba0e2b9e4

    • Size

      111KB

    • MD5

      d9d882df9754ddd1749de8ac2158f284

    • SHA1

      65883e97bdfcb14e8d401faefdb4c7f82de10e6e

    • SHA256

      854d87b6be88977471104fd215df6ee30fbfbdd9e1f3b4b27e6c544ba0e2b9e4

    • SHA512

      c7a8834588f95400e9e4766ab1511ac2733c62bf71a9e53221c6c54693590ea3e3ba3cfab60ebcb38389d3c4323457fa75444ccc09874dbd297150c4434306fb

    • SSDEEP

      3072:++BJM/vw0SgpuEk9Gr7Il2peiw0v0wnJcefSXQHPTTAkvB5Ddj:++0Ah5Q8ItnJfKXqPTX7DB

    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