Overview

overview

10

Static

static

3

81e156f412...eN.exe

windows7-x64

10

81e156f412...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    81e156f4120b77d5487ea2951c483d9235252483465dad0a45fa055b7742298eN.exe

  • Size

    109KB

  • Sample

    241119-qzs2pa1pcn

  • MD5

    fc993ee3f5a95d830e9f34dc84cfb6d0

  • SHA1

    af2eec6bec4efcc30de71f29b5358f575108af5e

  • SHA256

    81e156f4120b77d5487ea2951c483d9235252483465dad0a45fa055b7742298e

  • SHA512

    9bd67080ee5fab01dc3ae352e54f0f92e1a3e448e2319727018bb8a411ab3b1af1cc75b9a6759008391675b1c2fd1c00800f4da57c86581ae1f29f0bc37f1fcc

  • SSDEEP

    3072:6hIsP8CtWq2w2nSBvnz3H2D8fo3PXl9Z7S/yCsKh2EzZA/m:0IsP8Tvws6nz3WDgo35e/yCthvUm

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

      81e156f4120b77d5487ea2951c483d9235252483465dad0a45fa055b7742298eN.exe

    • Size

      109KB

    • MD5

      fc993ee3f5a95d830e9f34dc84cfb6d0

    • SHA1

      af2eec6bec4efcc30de71f29b5358f575108af5e

    • SHA256

      81e156f4120b77d5487ea2951c483d9235252483465dad0a45fa055b7742298e

    • SHA512

      9bd67080ee5fab01dc3ae352e54f0f92e1a3e448e2319727018bb8a411ab3b1af1cc75b9a6759008391675b1c2fd1c00800f4da57c86581ae1f29f0bc37f1fcc

    • SSDEEP

      3072:6hIsP8CtWq2w2nSBvnz3H2D8fo3PXl9Z7S/yCsKh2EzZA/m:0IsP8Tvws6nz3WDgo35e/yCthvUm

    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