Overview

overview

10

Static

static

3

b713f291a9...1b.exe

windows7-x64

10

b713f291a9...1b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b713f291a9d8f4c3e1e4fdb803c71f7fd5fb26227f64e44b1d9dd99d803dc31b

  • Size

    664KB

  • Sample

    241123-daj19swngz

  • MD5

    d785d73108296c00ae936b52d964b433

  • SHA1

    503ec6320012d9197121d83d5be5b73dfb76fbfe

  • SHA256

    b713f291a9d8f4c3e1e4fdb803c71f7fd5fb26227f64e44b1d9dd99d803dc31b

  • SHA512

    fda34d6330a1ac96a03eb6c489c5f760396c9fbbc4abc09474436af90da741af7c5dd8a669dc85ee5e8da7612602ab66a8b1c555cb72832fe929ce6f97d837c6

  • SSDEEP

    12288:n9JSZpV6yYP4rbpV6yYPg058KpV6yYPNUir2MhNl6zX3w9As/xO23WM6tJmDYjmP:nIW4XWleKWNUir2MhNl6zX3w9As/xO2L

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

      b713f291a9d8f4c3e1e4fdb803c71f7fd5fb26227f64e44b1d9dd99d803dc31b

    • Size

      664KB

    • MD5

      d785d73108296c00ae936b52d964b433

    • SHA1

      503ec6320012d9197121d83d5be5b73dfb76fbfe

    • SHA256

      b713f291a9d8f4c3e1e4fdb803c71f7fd5fb26227f64e44b1d9dd99d803dc31b

    • SHA512

      fda34d6330a1ac96a03eb6c489c5f760396c9fbbc4abc09474436af90da741af7c5dd8a669dc85ee5e8da7612602ab66a8b1c555cb72832fe929ce6f97d837c6

    • SSDEEP

      12288:n9JSZpV6yYP4rbpV6yYPg058KpV6yYPNUir2MhNl6zX3w9As/xO23WM6tJmDYjmP:nIW4XWleKWNUir2MhNl6zX3w9As/xO2L

    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