Overview

overview

10

Static

static

3

c798d4bdb4...8b.exe

windows7-x64

10

c798d4bdb4...8b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c798d4bdb41730d705a26b6e579636ba34a2e788cc46c2ed85516b92cfaa898b

  • Size

    77KB

  • Sample

    241225-c54hqavnaz

  • MD5

    c543a2cc765a6659e689aad69f0c3d9f

  • SHA1

    27497b37d06aefa449f807244aad6023c8344880

  • SHA256

    c798d4bdb41730d705a26b6e579636ba34a2e788cc46c2ed85516b92cfaa898b

  • SHA512

    fb5dd7a31956854bd792bc664e46469d576788bc002aae65ec059fc324c45fa0a24dcd90d5c01aabebc7439343374877b637cad411f20c44bf377c1003383093

  • SSDEEP

    1536:38P5bOSfkQW0Hj6rG+6vWrhmDLSAq46CVg:3WblQ0HuL/rIDLD1m

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

      c798d4bdb41730d705a26b6e579636ba34a2e788cc46c2ed85516b92cfaa898b

    • Size

      77KB

    • MD5

      c543a2cc765a6659e689aad69f0c3d9f

    • SHA1

      27497b37d06aefa449f807244aad6023c8344880

    • SHA256

      c798d4bdb41730d705a26b6e579636ba34a2e788cc46c2ed85516b92cfaa898b

    • SHA512

      fb5dd7a31956854bd792bc664e46469d576788bc002aae65ec059fc324c45fa0a24dcd90d5c01aabebc7439343374877b637cad411f20c44bf377c1003383093

    • SSDEEP

      1536:38P5bOSfkQW0Hj6rG+6vWrhmDLSAq46CVg:3WblQ0HuL/rIDLD1m

    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