Overview

overview

10

Static

static

3

2faf01f924...76.exe

windows7-x64

10

2faf01f924...76.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2faf01f9240c2873cbf3a50b2eb5c00187393918c93760d3d2831bdb003d0a76

  • Size

    128KB

  • Sample

    241207-z2sndatnfz

  • MD5

    dbc9a1c7127b0bf7fccc122bd50e739c

  • SHA1

    fcca6792a3dde622b1bd16b725509ce232c3449b

  • SHA256

    2faf01f9240c2873cbf3a50b2eb5c00187393918c93760d3d2831bdb003d0a76

  • SHA512

    311cc477afcff7110d2c07724421fb38195fe20244d0671ff0970d09b987c4b3a83bb91ab7338e8ab630fdde01294492adf04fc717a17df4b6d4b7b61fa380a9

  • SSDEEP

    3072:3yNpiQg/t2IotxVTple5fx7cEGrhkngpDvchkqbAIQxgFM9MD:4x4MDxVdI5fx4brq2Ah1FM6D

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

      2faf01f9240c2873cbf3a50b2eb5c00187393918c93760d3d2831bdb003d0a76

    • Size

      128KB

    • MD5

      dbc9a1c7127b0bf7fccc122bd50e739c

    • SHA1

      fcca6792a3dde622b1bd16b725509ce232c3449b

    • SHA256

      2faf01f9240c2873cbf3a50b2eb5c00187393918c93760d3d2831bdb003d0a76

    • SHA512

      311cc477afcff7110d2c07724421fb38195fe20244d0671ff0970d09b987c4b3a83bb91ab7338e8ab630fdde01294492adf04fc717a17df4b6d4b7b61fa380a9

    • SSDEEP

      3072:3yNpiQg/t2IotxVTple5fx7cEGrhkngpDvchkqbAIQxgFM9MD:4x4MDxVdI5fx4brq2Ah1FM6D

    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