Overview

overview

10

Static

static

3

4311efc44a...25.exe

windows7-x64

10

4311efc44a...25.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    4311efc44a92d3ec4fffe62dc299de90ea94274ae7261d5f88601556f6730425

  • Size

    96KB

  • Sample

    241123-1nz1zavjhq

  • MD5

    a02a88aada20d7cd5a112e71ef61daf2

  • SHA1

    f1970a0023d236294681f69c2e3b5af9ed5b761e

  • SHA256

    4311efc44a92d3ec4fffe62dc299de90ea94274ae7261d5f88601556f6730425

  • SHA512

    2ed3e8c70b237834838fa99affc360731038cf1f0c0ae90386a4c074fad2406b3010632ea07b0c452514d72e9d02d276a9e8cb66095b174338b8122c0238e776

  • SSDEEP

    1536:w/mUb6jJpxi6pX1zZ0cGNN/hKD1LDDtR3/LPERJtiq9W6Dki2Q1as/BOm3CMy0Q2:+H+tiq9q7T/4Dl3/baJtiq9W6Drl115t

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

      4311efc44a92d3ec4fffe62dc299de90ea94274ae7261d5f88601556f6730425

    • Size

      96KB

    • MD5

      a02a88aada20d7cd5a112e71ef61daf2

    • SHA1

      f1970a0023d236294681f69c2e3b5af9ed5b761e

    • SHA256

      4311efc44a92d3ec4fffe62dc299de90ea94274ae7261d5f88601556f6730425

    • SHA512

      2ed3e8c70b237834838fa99affc360731038cf1f0c0ae90386a4c074fad2406b3010632ea07b0c452514d72e9d02d276a9e8cb66095b174338b8122c0238e776

    • SSDEEP

      1536:w/mUb6jJpxi6pX1zZ0cGNN/hKD1LDDtR3/LPERJtiq9W6Dki2Q1as/BOm3CMy0Q2:+H+tiq9q7T/4Dl3/baJtiq9W6Drl115t

    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