Overview

overview

10

Static

static

3

a05418bfe5...5N.exe

windows7-x64

10

a05418bfe5...5N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a05418bfe5ddbc091b87105a032ac7b2f36bd5ad076e3ce9d369bf5a2967d785N.exe

  • Size

    90KB

  • Sample

    241120-da9lxsyemg

  • MD5

    bcefdab73a5a677b08b93ffb565cbe40

  • SHA1

    62b501c3ad8a58aa4580d1d9ffc64d73dffe709d

  • SHA256

    a05418bfe5ddbc091b87105a032ac7b2f36bd5ad076e3ce9d369bf5a2967d785

  • SHA512

    91bc912fcfcd750cd05b8c5a02693bbe0a7bf6386d8306021cc0acf5a8b32715f1ff7dd632c427f11fe5be367425fd1e3357d5cc45443a0534426d957c7ff662

  • SSDEEP

    1536:tCAfnkkwmiCZynUauVPt6oINGsNx7jL6MBaIGNAvjaSpGlSu/Ub0VkVNK:tfnkkweynQVPt6F7jOMMIvaiG4u/Ub05

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

      a05418bfe5ddbc091b87105a032ac7b2f36bd5ad076e3ce9d369bf5a2967d785N.exe

    • Size

      90KB

    • MD5

      bcefdab73a5a677b08b93ffb565cbe40

    • SHA1

      62b501c3ad8a58aa4580d1d9ffc64d73dffe709d

    • SHA256

      a05418bfe5ddbc091b87105a032ac7b2f36bd5ad076e3ce9d369bf5a2967d785

    • SHA512

      91bc912fcfcd750cd05b8c5a02693bbe0a7bf6386d8306021cc0acf5a8b32715f1ff7dd632c427f11fe5be367425fd1e3357d5cc45443a0534426d957c7ff662

    • SSDEEP

      1536:tCAfnkkwmiCZynUauVPt6oINGsNx7jL6MBaIGNAvjaSpGlSu/Ub0VkVNK:tfnkkweynQVPt6F7jOMMIvaiG4u/Ub05

    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