Overview

overview

10

Static

static

3

1fb502eada...0N.exe

windows7-x64

10

1fb502eada...0N.exe

windows10-2004-x64

10

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General

  • Target

    1fb502eadab1d59f49064579decf242c7bf2f242ada9db9dd93a07525ddcfad0N.exe

  • Size

    207KB

  • Sample

    241222-q9wwbszqhs

  • MD5

    e88a6feadcc05b0363f983bcc56c7960

  • SHA1

    eba1b2f6062833824bc1c9af402f9628f1ea8235

  • SHA256

    1fb502eadab1d59f49064579decf242c7bf2f242ada9db9dd93a07525ddcfad0

  • SHA512

    caeed7c06d0a2553feff3369759530700b7f4a1ee522e74d7d8914b486f18763eb19cc6331a9f55ef483aeb409f3fbda949da4da6213c188430a1f9f30abf367

  • SSDEEP

    3072:JvEyPVzQWzokY+xXOul8l2Pzv9yVjoSdoxx4KcWmjRrzyAyAtWgoJSWYVo2ASOvK:9EhQrYkQwLsVjj+VPj92d62ASOwj

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

      1fb502eadab1d59f49064579decf242c7bf2f242ada9db9dd93a07525ddcfad0N.exe

    • Size

      207KB

    • MD5

      e88a6feadcc05b0363f983bcc56c7960

    • SHA1

      eba1b2f6062833824bc1c9af402f9628f1ea8235

    • SHA256

      1fb502eadab1d59f49064579decf242c7bf2f242ada9db9dd93a07525ddcfad0

    • SHA512

      caeed7c06d0a2553feff3369759530700b7f4a1ee522e74d7d8914b486f18763eb19cc6331a9f55ef483aeb409f3fbda949da4da6213c188430a1f9f30abf367

    • SSDEEP

      3072:JvEyPVzQWzokY+xXOul8l2Pzv9yVjoSdoxx4KcWmjRrzyAyAtWgoJSWYVo2ASOvK:9EhQrYkQwLsVjj+VPj92d62ASOwj

    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