Overview

overview

10

Static

static

3

f7cb746dd4...7d.exe

windows7-x64

10

f7cb746dd4...7d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f7cb746dd4364515cd671b8461d98d6b76762e6266ae6e7ed96bc748d735417d

  • Size

    1000KB

  • Sample

    241123-f3ey5ayrft

  • MD5

    c51aa80849425775dbe5d1831ecd65f8

  • SHA1

    0c982dde3e5f0bbfe4e996717316af7fa1600cd5

  • SHA256

    f7cb746dd4364515cd671b8461d98d6b76762e6266ae6e7ed96bc748d735417d

  • SHA512

    4d119bdadd1ae9a5e487b55b67f9087ece4fc81bfe6af2b01a2ce17ae5012328df8b75bbe12de0d71412c1b8fee784c46839be77823aca5599af2ec7f15f76f3

  • SSDEEP

    12288:NGHDMNDtHBFLPj3TmLnWrOxNuxC97hFq9o7:IWDtHBFLPj368MoC9Dq9o7

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

      f7cb746dd4364515cd671b8461d98d6b76762e6266ae6e7ed96bc748d735417d

    • Size

      1000KB

    • MD5

      c51aa80849425775dbe5d1831ecd65f8

    • SHA1

      0c982dde3e5f0bbfe4e996717316af7fa1600cd5

    • SHA256

      f7cb746dd4364515cd671b8461d98d6b76762e6266ae6e7ed96bc748d735417d

    • SHA512

      4d119bdadd1ae9a5e487b55b67f9087ece4fc81bfe6af2b01a2ce17ae5012328df8b75bbe12de0d71412c1b8fee784c46839be77823aca5599af2ec7f15f76f3

    • SSDEEP

      12288:NGHDMNDtHBFLPj3TmLnWrOxNuxC97hFq9o7:IWDtHBFLPj368MoC9Dq9o7

    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