Overview

overview

10

Static

static

3

2957ecfc07...5N.exe

windows7-x64

10

2957ecfc07...5N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2957ecfc0729409d852e62eb11ed58c31e9b49ca92f5fe5e1c130c9fc55ebd15N

  • Size

    313KB

  • Sample

    241002-byqsls1ajr

  • MD5

    daba138a77e32f15d392305187fddaf0

  • SHA1

    1c1f598b1c53452a0bdad1e190235150f916fa29

  • SHA256

    2957ecfc0729409d852e62eb11ed58c31e9b49ca92f5fe5e1c130c9fc55ebd15

  • SHA512

    9245c79f9b95a55a2ad8f54a02fae9c4ccc2c2b764939ea213157ec0c7de73bd61057ef28b2171bbf0f88939ceed45b20bd62abbfe9d4ee44165dfa8ae1eca2a

  • SSDEEP

    6144:GsrANuJKlEzwadgrUmKyIxLDXXoq9FJZCUmKyIxLX:GjuJKywaw32XXf9Do3+

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

      2957ecfc0729409d852e62eb11ed58c31e9b49ca92f5fe5e1c130c9fc55ebd15N

    • Size

      313KB

    • MD5

      daba138a77e32f15d392305187fddaf0

    • SHA1

      1c1f598b1c53452a0bdad1e190235150f916fa29

    • SHA256

      2957ecfc0729409d852e62eb11ed58c31e9b49ca92f5fe5e1c130c9fc55ebd15

    • SHA512

      9245c79f9b95a55a2ad8f54a02fae9c4ccc2c2b764939ea213157ec0c7de73bd61057ef28b2171bbf0f88939ceed45b20bd62abbfe9d4ee44165dfa8ae1eca2a

    • SSDEEP

      6144:GsrANuJKlEzwadgrUmKyIxLDXXoq9FJZCUmKyIxLX:GjuJKywaw32XXf9Do3+

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks