Overview

overview

10

Static

static

3

2455f62a6a...18.exe

windows7-x64

10

2455f62a6a...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2455f62a6a7c9eebf902953f2b8e5b6defb48a2e8a66f0795a7aef82a7e28918

  • Size

    207KB

  • Sample

    241123-y9x3ds1ner

  • MD5

    c51deea9b0fb5d808d608ae24fd0dfd2

  • SHA1

    b9a831caabf1270f88217864774005d39bb3b356

  • SHA256

    2455f62a6a7c9eebf902953f2b8e5b6defb48a2e8a66f0795a7aef82a7e28918

  • SHA512

    bb855468c87812a0c22d47bb7c6689e3d1b6d42942a82b9cb993f142a75608bbfde4f8e6631eec4daad32ba10a46aefb735040ff7b22a83fe5d672bcf93375e0

  • SSDEEP

    3072:Lt+R2H1n9ARjhlRKsVjoSdoxx4KcWmjRrzyAyAtWgoJSWYVo2ASOvojoS:R+GAthysVjj+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

      2455f62a6a7c9eebf902953f2b8e5b6defb48a2e8a66f0795a7aef82a7e28918

    • Size

      207KB

    • MD5

      c51deea9b0fb5d808d608ae24fd0dfd2

    • SHA1

      b9a831caabf1270f88217864774005d39bb3b356

    • SHA256

      2455f62a6a7c9eebf902953f2b8e5b6defb48a2e8a66f0795a7aef82a7e28918

    • SHA512

      bb855468c87812a0c22d47bb7c6689e3d1b6d42942a82b9cb993f142a75608bbfde4f8e6631eec4daad32ba10a46aefb735040ff7b22a83fe5d672bcf93375e0

    • SSDEEP

      3072:Lt+R2H1n9ARjhlRKsVjoSdoxx4KcWmjRrzyAyAtWgoJSWYVo2ASOvojoS:R+GAthysVjj+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