Overview

overview

10

Static

static

3

a55ff0e563...45.exe

windows7-x64

10

a55ff0e563...45.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a55ff0e563c10843015b2d64c4aab66807e01467cbe74b028af8b4217ea6b345.exe

  • Size

    71KB

  • Sample

    241222-g68laaxpbj

  • MD5

    ce4d11311860cd3b932242ccd3eabaa0

  • SHA1

    108708f63d5492eb8b292c4cbb1019ad43914058

  • SHA256

    a55ff0e563c10843015b2d64c4aab66807e01467cbe74b028af8b4217ea6b345

  • SHA512

    e917a89d1bb60951c2e15303411b1569b5bf129146aaca574b98a018740a74eafce295b4ffcfec6c0948ad0d44af6694913c8fedc6477ff044261c37b9571244

  • SSDEEP

    1536:u51vR8mKHlRbVO7HqwbWoX1RQfDbEyRCRRRoR4RkW:mpRnKHr5OjqwhX1e3Ey032yaW

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

      a55ff0e563c10843015b2d64c4aab66807e01467cbe74b028af8b4217ea6b345.exe

    • Size

      71KB

    • MD5

      ce4d11311860cd3b932242ccd3eabaa0

    • SHA1

      108708f63d5492eb8b292c4cbb1019ad43914058

    • SHA256

      a55ff0e563c10843015b2d64c4aab66807e01467cbe74b028af8b4217ea6b345

    • SHA512

      e917a89d1bb60951c2e15303411b1569b5bf129146aaca574b98a018740a74eafce295b4ffcfec6c0948ad0d44af6694913c8fedc6477ff044261c37b9571244

    • SSDEEP

      1536:u51vR8mKHlRbVO7HqwbWoX1RQfDbEyRCRRRoR4RkW:mpRnKHr5OjqwhX1e3Ey032yaW

    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