Overview

overview

10

Static

static

3

df6c8d29bb...9d.exe

windows7-x64

10

df6c8d29bb...9d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    df6c8d29bbefda842579fa1cb404f0cf8e5d833d9c7e03ee1cd7ac02a48d4a9d.exe

  • Size

    205KB

  • Sample

    241123-pmc92avkdx

  • MD5

    4a67d2586dfdc86bf9b5cf51e295bde7

  • SHA1

    1b35bd5d6da1fff08663fa9ab6244f2f137b7586

  • SHA256

    df6c8d29bbefda842579fa1cb404f0cf8e5d833d9c7e03ee1cd7ac02a48d4a9d

  • SHA512

    73f7463f640099fc46836b111fd7d07c777fdc80e9e304c29670782140a06a8e26a58b0437987c779003f11d39414958f7723c8ad88645b959a2218e88e6ce9e

  • SSDEEP

    6144:A7XygxqCgxuKGyZ6YugQdjGG1wsKm6eBgdQbT:AfxqCmGyXu1jGG1wsGeBg8

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

      df6c8d29bbefda842579fa1cb404f0cf8e5d833d9c7e03ee1cd7ac02a48d4a9d.exe

    • Size

      205KB

    • MD5

      4a67d2586dfdc86bf9b5cf51e295bde7

    • SHA1

      1b35bd5d6da1fff08663fa9ab6244f2f137b7586

    • SHA256

      df6c8d29bbefda842579fa1cb404f0cf8e5d833d9c7e03ee1cd7ac02a48d4a9d

    • SHA512

      73f7463f640099fc46836b111fd7d07c777fdc80e9e304c29670782140a06a8e26a58b0437987c779003f11d39414958f7723c8ad88645b959a2218e88e6ce9e

    • SSDEEP

      6144:A7XygxqCgxuKGyZ6YugQdjGG1wsKm6eBgdQbT:AfxqCmGyXu1jGG1wsGeBg8

    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