Overview

overview

10

Static

static

3

399f96abe2...1b.exe

windows7-x64

10

399f96abe2...1b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    399f96abe2ecc50fc948ba4d5ef0d1ad5f35c1f306dbb4cca576b86bda77aa1b

  • Size

    96KB

  • Sample

    241123-z8jdaatlfq

  • MD5

    3740432d734e4b54725bc6d404637740

  • SHA1

    34e4d4f66c5a94588927b0d4c7c33a82e0af08b0

  • SHA256

    399f96abe2ecc50fc948ba4d5ef0d1ad5f35c1f306dbb4cca576b86bda77aa1b

  • SHA512

    a4e3ee39d77a0f4126cbeb59b3a3e9f3670afd5667e10dea8121c11dd0bcaa12539aae5181d4871ead70285b45643ffeaff6ab0827912b822312ea74380652e7

  • SSDEEP

    3072:zlHGwiyVYrHBRAxVz2fu5OmsCMyELiAHONd6:hziyVYhCxl2fuYmsbBuS

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

      399f96abe2ecc50fc948ba4d5ef0d1ad5f35c1f306dbb4cca576b86bda77aa1b

    • Size

      96KB

    • MD5

      3740432d734e4b54725bc6d404637740

    • SHA1

      34e4d4f66c5a94588927b0d4c7c33a82e0af08b0

    • SHA256

      399f96abe2ecc50fc948ba4d5ef0d1ad5f35c1f306dbb4cca576b86bda77aa1b

    • SHA512

      a4e3ee39d77a0f4126cbeb59b3a3e9f3670afd5667e10dea8121c11dd0bcaa12539aae5181d4871ead70285b45643ffeaff6ab0827912b822312ea74380652e7

    • SSDEEP

      3072:zlHGwiyVYrHBRAxVz2fu5OmsCMyELiAHONd6:hziyVYhCxl2fuYmsbBuS

    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