Overview

overview

10

Static

static

3

cf0b0ccf82...98.exe

windows7-x64

10

cf0b0ccf82...98.exe

windows10-2004-x64

10

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General

  • Target

    cf0b0ccf82f33028b3ce628d38fb880971d91e81bd2e86141838f07adf8dd298

  • Size

    89KB

  • Sample

    241123-edsm9atnfk

  • MD5

    65dfdcb4848138219ac37e8a58bdd4c3

  • SHA1

    8d0dd2eee17bcb4e84916823034e5c048cc5b775

  • SHA256

    cf0b0ccf82f33028b3ce628d38fb880971d91e81bd2e86141838f07adf8dd298

  • SHA512

    7c172ed8e6aca83f127ad9a6f929148936922ed383459f4a64b62f3c2e398d96aa27e760ea025f43f2841ca6c6ea73991a96b7dc517a6b2bbe225f7730595cfb

  • SSDEEP

    1536:mD/VDU+VC7sVVVuVsaph6zPnY+NDgtLeRQQR+KRFR3RzR1URJrCiuiNj5QkMMWRu:+VVC7UVVuqaphan1NDgtKeQjb5ZXUf28

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

      cf0b0ccf82f33028b3ce628d38fb880971d91e81bd2e86141838f07adf8dd298

    • Size

      89KB

    • MD5

      65dfdcb4848138219ac37e8a58bdd4c3

    • SHA1

      8d0dd2eee17bcb4e84916823034e5c048cc5b775

    • SHA256

      cf0b0ccf82f33028b3ce628d38fb880971d91e81bd2e86141838f07adf8dd298

    • SHA512

      7c172ed8e6aca83f127ad9a6f929148936922ed383459f4a64b62f3c2e398d96aa27e760ea025f43f2841ca6c6ea73991a96b7dc517a6b2bbe225f7730595cfb

    • SSDEEP

      1536:mD/VDU+VC7sVVVuVsaph6zPnY+NDgtLeRQQR+KRFR3RzR1URJrCiuiNj5QkMMWRu:+VVC7UVVuqaphan1NDgtKeQjb5ZXUf28

    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