Overview

overview

10

Static

static

10

53725f6310...b5.exe

windows7-x64

10

53725f6310...b5.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    53725f6310288326f0cafd8cdf240146f7c5b8532200d4e8cf1eae68303aa2b5

  • Size

    426KB

  • Sample

    241225-x42mysvjak

  • MD5

    fc2cad53955205237a46ffe5448bde9b

  • SHA1

    e9646ff69d4c486d78a9cf0eac1de24bcdb55337

  • SHA256

    53725f6310288326f0cafd8cdf240146f7c5b8532200d4e8cf1eae68303aa2b5

  • SHA512

    edb550479a8ba218057cb5d4496b5cf3a19fded8e036deac0403179a02ae228b16094305737d2a299572a5eab78d2704dcf105201f2446aeeae1f6d4f44cd161

  • SSDEEP

    6144:bzbfeCEag1JMe6UK+42GTQMJSZO5f7y164kND4Th:/bcag1fkY660f+04iD4Th

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

      53725f6310288326f0cafd8cdf240146f7c5b8532200d4e8cf1eae68303aa2b5

    • Size

      426KB

    • MD5

      fc2cad53955205237a46ffe5448bde9b

    • SHA1

      e9646ff69d4c486d78a9cf0eac1de24bcdb55337

    • SHA256

      53725f6310288326f0cafd8cdf240146f7c5b8532200d4e8cf1eae68303aa2b5

    • SHA512

      edb550479a8ba218057cb5d4496b5cf3a19fded8e036deac0403179a02ae228b16094305737d2a299572a5eab78d2704dcf105201f2446aeeae1f6d4f44cd161

    • SSDEEP

      6144:bzbfeCEag1JMe6UK+42GTQMJSZO5f7y164kND4Th:/bcag1fkY660f+04iD4Th

    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