Overview

overview

10

Static

static

3

334874c8ef...40.exe

windows7-x64

10

334874c8ef...40.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    334874c8efca5fd5c0f783275ff42df451a6db1c3c79da3cf2957358db2e5a40

  • Size

    352KB

  • Sample

    241224-zt3hlsxmej

  • MD5

    808e310a971007781627d0dc31f6595c

  • SHA1

    7b4f88029bb44176d4890ffc79f1270422b4a29e

  • SHA256

    334874c8efca5fd5c0f783275ff42df451a6db1c3c79da3cf2957358db2e5a40

  • SHA512

    429429050a9aa61160f5f89d8f6db3e571a765ff74cbe893c694bbf197c3ad5e3fce3e6d44a037269a6ceb037bfdaa3b284604d13963cded3d72b734aee20b1d

  • SSDEEP

    6144:Y+MLd47gVO3pr1ItvLUErOU7amYBAYpd0ucyEWJrj1mKZHPSv/rpwMBhpNFdFf5N:prCZYE6YYBHpd0uD319ZvSntnhp352S7

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

      334874c8efca5fd5c0f783275ff42df451a6db1c3c79da3cf2957358db2e5a40

    • Size

      352KB

    • MD5

      808e310a971007781627d0dc31f6595c

    • SHA1

      7b4f88029bb44176d4890ffc79f1270422b4a29e

    • SHA256

      334874c8efca5fd5c0f783275ff42df451a6db1c3c79da3cf2957358db2e5a40

    • SHA512

      429429050a9aa61160f5f89d8f6db3e571a765ff74cbe893c694bbf197c3ad5e3fce3e6d44a037269a6ceb037bfdaa3b284604d13963cded3d72b734aee20b1d

    • SSDEEP

      6144:Y+MLd47gVO3pr1ItvLUErOU7amYBAYpd0ucyEWJrj1mKZHPSv/rpwMBhpNFdFf5N:prCZYE6YYBHpd0uD319ZvSntnhp352S7

    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