Overview

overview

10

Static

static

3

e7a99837d2...1d.exe

windows7-x64

10

e7a99837d2...1d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e7a99837d2325558ec5653401e23bcf1e29778d96ac86fb1b15a201489924d1d

  • Size

    96KB

  • Sample

    241210-ccjylszjds

  • MD5

    4b2dfc31d296bef7073eb704fc87de6b

  • SHA1

    79612ac1b240ea853599e8470ea789599f64b9f9

  • SHA256

    e7a99837d2325558ec5653401e23bcf1e29778d96ac86fb1b15a201489924d1d

  • SHA512

    cb24027a249800a5c4d607fcafd894765e72e7948e0cd6db5ada957ddb89ef5ccb50352f2c4e752f1a72aaa37c46e81dfeb71092b797988db45ed95a5c49d19d

  • SSDEEP

    1536:wkCB9kd8AjA2M3SDcGWjIHcCZc5mz8+QquozVVzkmaAjWbjtKBvU:wFBj8xtDcGWucwNAIzVxkmVwtCU

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

      e7a99837d2325558ec5653401e23bcf1e29778d96ac86fb1b15a201489924d1d

    • Size

      96KB

    • MD5

      4b2dfc31d296bef7073eb704fc87de6b

    • SHA1

      79612ac1b240ea853599e8470ea789599f64b9f9

    • SHA256

      e7a99837d2325558ec5653401e23bcf1e29778d96ac86fb1b15a201489924d1d

    • SHA512

      cb24027a249800a5c4d607fcafd894765e72e7948e0cd6db5ada957ddb89ef5ccb50352f2c4e752f1a72aaa37c46e81dfeb71092b797988db45ed95a5c49d19d

    • SSDEEP

      1536:wkCB9kd8AjA2M3SDcGWjIHcCZc5mz8+QquozVVzkmaAjWbjtKBvU:wFBj8xtDcGWucwNAIzVxkmVwtCU

    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