Overview

overview

10

Static

static

3

707f96abbd...7N.exe

windows7-x64

10

707f96abbd...7N.exe

windows10-2004-x64

10

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General

  • Target

    707f96abbdf2e9e1e37481e6fe8b18939ef711ccbb0d48e18b7601d8117331d7N.exe

  • Size

    74KB

  • Sample

    241208-ccc53a1nhk

  • MD5

    d7b72d4f92c8c0b7e5fa7c90d4a5bbe0

  • SHA1

    3940fcb01b0f9ad5bd44abb3e6e5935b846f1308

  • SHA256

    707f96abbdf2e9e1e37481e6fe8b18939ef711ccbb0d48e18b7601d8117331d7

  • SHA512

    17d69c92106af537b3a26669531012bd777707cb1a17c19f31a1a0dd193113029cd4b5df6d623abaa4bc1db917977936284210c002c56e6f1309e28dceffc08e

  • SSDEEP

    1536:RH3CNzUc3U7SgTknhQWPnPViiMug00Z4a3AVF6CqlYf:oNAXugiPVjyZ4a3K6Cqqf

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

      707f96abbdf2e9e1e37481e6fe8b18939ef711ccbb0d48e18b7601d8117331d7N.exe

    • Size

      74KB

    • MD5

      d7b72d4f92c8c0b7e5fa7c90d4a5bbe0

    • SHA1

      3940fcb01b0f9ad5bd44abb3e6e5935b846f1308

    • SHA256

      707f96abbdf2e9e1e37481e6fe8b18939ef711ccbb0d48e18b7601d8117331d7

    • SHA512

      17d69c92106af537b3a26669531012bd777707cb1a17c19f31a1a0dd193113029cd4b5df6d623abaa4bc1db917977936284210c002c56e6f1309e28dceffc08e

    • SSDEEP

      1536:RH3CNzUc3U7SgTknhQWPnPViiMug00Z4a3AVF6CqlYf:oNAXugiPVjyZ4a3K6Cqqf

    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