Overview

overview

10

Static

static

10

22ef1f001b...9N.exe

windows7-x64

10

22ef1f001b...9N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    22ef1f001bbf33fca7ac2dcb82a39346708c83961a6652a3fbed0848df361dc9N.exe

  • Size

    407KB

  • Sample

    241207-zbry6axner

  • MD5

    98628283a7acb38b39fdc109c2e93f60

  • SHA1

    fd719154443df321664f30af23eb7f13f6576974

  • SHA256

    22ef1f001bbf33fca7ac2dcb82a39346708c83961a6652a3fbed0848df361dc9

  • SHA512

    b7cb9123381fc6249a32d3c7b4a671157dc195e0f2885b521261fc31d525bf299425c4537aaa4ede58b6368e15f7637ea9442bf1623cef6a5a1f82178d4c52fc

  • SSDEEP

    12288:dXJ84Wye9ipV6yYP3pV6yYPg058KpV6yYPS:5Sd8W3WleKWS

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

      22ef1f001bbf33fca7ac2dcb82a39346708c83961a6652a3fbed0848df361dc9N.exe

    • Size

      407KB

    • MD5

      98628283a7acb38b39fdc109c2e93f60

    • SHA1

      fd719154443df321664f30af23eb7f13f6576974

    • SHA256

      22ef1f001bbf33fca7ac2dcb82a39346708c83961a6652a3fbed0848df361dc9

    • SHA512

      b7cb9123381fc6249a32d3c7b4a671157dc195e0f2885b521261fc31d525bf299425c4537aaa4ede58b6368e15f7637ea9442bf1623cef6a5a1f82178d4c52fc

    • SSDEEP

      12288:dXJ84Wye9ipV6yYP3pV6yYPg058KpV6yYPS:5Sd8W3WleKWS

    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