Overview

overview

10

Static

static

3

9c1b449a5d...f6.exe

windows7-x64

10

9c1b449a5d...f6.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9c1b449a5d1087d0836941ec8d1d3f5ff489d3df4b5605ba6e5359b557d426f6

  • Size

    844KB

  • Sample

    241209-bsn2tsxlaz

  • MD5

    d8345c3c6469d1bc2fcaf690600e5149

  • SHA1

    49881f888ad501eb1b57938f2f6b93595d8a15d7

  • SHA256

    9c1b449a5d1087d0836941ec8d1d3f5ff489d3df4b5605ba6e5359b557d426f6

  • SHA512

    6f03be8a069d07cda7b90c14036d9fc15dab421a7be6a1af6b54f533765859979cff48f5ed55982e4cd27b8bb5941183db7f421a8c7b991a0a57e7d2ec033f14

  • SSDEEP

    24576:z4QF1H5W3TnbQihMpQnqrdX72LbY6x46uR/qYglMi:UQnH5W3TbQihw+cdX2x46uhqllMi

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      9c1b449a5d1087d0836941ec8d1d3f5ff489d3df4b5605ba6e5359b557d426f6

    • Size

      844KB

    • MD5

      d8345c3c6469d1bc2fcaf690600e5149

    • SHA1

      49881f888ad501eb1b57938f2f6b93595d8a15d7

    • SHA256

      9c1b449a5d1087d0836941ec8d1d3f5ff489d3df4b5605ba6e5359b557d426f6

    • SHA512

      6f03be8a069d07cda7b90c14036d9fc15dab421a7be6a1af6b54f533765859979cff48f5ed55982e4cd27b8bb5941183db7f421a8c7b991a0a57e7d2ec033f14

    • SSDEEP

      24576:z4QF1H5W3TnbQihMpQnqrdX72LbY6x46uR/qYglMi:UQnH5W3TbQihw+cdX2x46uhqllMi

    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