Overview

overview

10

Static

static

3

f6fc3466dc...97.exe

windows7-x64

10

f6fc3466dc...97.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f6fc3466dc4c6bd21c59ff39c53d27c5f8c44109368c2edfcef47ce26b809797

  • Size

    89KB

  • Sample

    241123-f12ecavrcm

  • MD5

    df7c7ac40e93200f2b9b3658275fc36b

  • SHA1

    85386a378904128575e7fe05bab771d3d9a20dae

  • SHA256

    f6fc3466dc4c6bd21c59ff39c53d27c5f8c44109368c2edfcef47ce26b809797

  • SHA512

    f66eb6f680b3394793d26135bf88b59a100407d3294f74d90c030c874d4d6c9cc3d823af77eee37f7132862f96bca69e4fa66274d6259ec68553926fd8e8f111

  • SSDEEP

    1536:equ5Gln3KpbjsuDVgWYC82M0amZUwGepUG2Q+B5Icn1lExkg8Fk:eqf5KpbjsI9YCbammwGnrzB5Ic1lakgN

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

      f6fc3466dc4c6bd21c59ff39c53d27c5f8c44109368c2edfcef47ce26b809797

    • Size

      89KB

    • MD5

      df7c7ac40e93200f2b9b3658275fc36b

    • SHA1

      85386a378904128575e7fe05bab771d3d9a20dae

    • SHA256

      f6fc3466dc4c6bd21c59ff39c53d27c5f8c44109368c2edfcef47ce26b809797

    • SHA512

      f66eb6f680b3394793d26135bf88b59a100407d3294f74d90c030c874d4d6c9cc3d823af77eee37f7132862f96bca69e4fa66274d6259ec68553926fd8e8f111

    • SSDEEP

      1536:equ5Gln3KpbjsuDVgWYC82M0amZUwGepUG2Q+B5Icn1lExkg8Fk:eqf5KpbjsI9YCbammwGnrzB5Ic1lakgN

    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