Overview

overview

10

Static

static

3

dc33a735d0...ab.exe

windows7-x64

10

dc33a735d0...ab.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    dc33a735d0cb6337e596f0d093f4abcb59c03608f69be816651c74260cabb8ab

  • Size

    448KB

  • Sample

    241123-eyqz6atrhl

  • MD5

    d8eea8e06b8b723e406832ba5ff2edb0

  • SHA1

    d0981300f6b008abb12f935d53ca01967d99cb31

  • SHA256

    dc33a735d0cb6337e596f0d093f4abcb59c03608f69be816651c74260cabb8ab

  • SHA512

    9bf181ad2fde2aa6155a4dcca949e31129145886c6144f4ea3b15e48b7a78553edee24a00c6e436de6b161168adce37c0959d71c9d36ebf6ba9fd77324bf2075

  • SSDEEP

    6144:Gt7SJ/Lx7aOl3BzrUmKyIxLfYeOO9UmKyIxLiajOEjXP3HBsR4/0ePGSzxB:0Sdt7aOlxzr3cOK3TajRfXFMKNxB

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

      dc33a735d0cb6337e596f0d093f4abcb59c03608f69be816651c74260cabb8ab

    • Size

      448KB

    • MD5

      d8eea8e06b8b723e406832ba5ff2edb0

    • SHA1

      d0981300f6b008abb12f935d53ca01967d99cb31

    • SHA256

      dc33a735d0cb6337e596f0d093f4abcb59c03608f69be816651c74260cabb8ab

    • SHA512

      9bf181ad2fde2aa6155a4dcca949e31129145886c6144f4ea3b15e48b7a78553edee24a00c6e436de6b161168adce37c0959d71c9d36ebf6ba9fd77324bf2075

    • SSDEEP

      6144:Gt7SJ/Lx7aOl3BzrUmKyIxLfYeOO9UmKyIxLiajOEjXP3HBsR4/0ePGSzxB:0Sdt7aOlxzr3cOK3TajRfXFMKNxB

    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