Overview

overview

10

Static

static

3

898c4ef384...21.exe

windows7-x64

10

898c4ef384...21.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    898c4ef3842a7267365e12abc3e2ac30afd057b2d4bf070603c4eb6ab49af721.exe

  • Size

    128KB

  • Sample

    241225-x1qfhstqfn

  • MD5

    e0cce62ea7413b00c3489b731b852eef

  • SHA1

    79acf55892e4df5c4d01fdbfff5a8727a57b33fe

  • SHA256

    898c4ef3842a7267365e12abc3e2ac30afd057b2d4bf070603c4eb6ab49af721

  • SHA512

    34e81c6a13a27d73396da4c77e2d47dd08553e6508aab351c43c285c43fffc1ecb775576073641cebf26f8b5ce5581be8d7fe547f8e40c7b2afc8493e0f2c752

  • SSDEEP

    1536:0eyLQOFt0WnhfLH5O4cpVwPzurnYJpD9r8XxrYQ9UVQuH:0exKt0Whj5eVwPzGYJpD9r8XxrYnQ0

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

      898c4ef3842a7267365e12abc3e2ac30afd057b2d4bf070603c4eb6ab49af721.exe

    • Size

      128KB

    • MD5

      e0cce62ea7413b00c3489b731b852eef

    • SHA1

      79acf55892e4df5c4d01fdbfff5a8727a57b33fe

    • SHA256

      898c4ef3842a7267365e12abc3e2ac30afd057b2d4bf070603c4eb6ab49af721

    • SHA512

      34e81c6a13a27d73396da4c77e2d47dd08553e6508aab351c43c285c43fffc1ecb775576073641cebf26f8b5ce5581be8d7fe547f8e40c7b2afc8493e0f2c752

    • SSDEEP

      1536:0eyLQOFt0WnhfLH5O4cpVwPzurnYJpD9r8XxrYQ9UVQuH:0exKt0Whj5eVwPzGYJpD9r8XxrYnQ0

    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