Overview

overview

10

Static

static

10

1d9c83ae2a...e8.exe

windows7-x64

10

1d9c83ae2a...e8.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1d9c83ae2a45a52d551c8be27a90f0c02f5f34e4f3de6a5187ae1daf42be41e8

  • Size

    169KB

  • Sample

    241222-y39slsxphv

  • MD5

    a2059f58477346ed954be452b190f1b5

  • SHA1

    63cc51065b0fa30305db3a3598aa64e9da250401

  • SHA256

    1d9c83ae2a45a52d551c8be27a90f0c02f5f34e4f3de6a5187ae1daf42be41e8

  • SHA512

    aa13a6aa8a7bfd386e9a8c4c89aa177e06ce1167e891856f02b8d2bf064b08f5956e8431555d345eddc772611345b2ba88569764d11728371d6e23af7a79539e

  • SSDEEP

    3072:4tAMhKGFHxTKcl6dPxMeEvPOdgujv6NLPfFFrKP92f65Ha:4H8S1Kcl6dJML3OdgawrFZKPf9

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

      1d9c83ae2a45a52d551c8be27a90f0c02f5f34e4f3de6a5187ae1daf42be41e8

    • Size

      169KB

    • MD5

      a2059f58477346ed954be452b190f1b5

    • SHA1

      63cc51065b0fa30305db3a3598aa64e9da250401

    • SHA256

      1d9c83ae2a45a52d551c8be27a90f0c02f5f34e4f3de6a5187ae1daf42be41e8

    • SHA512

      aa13a6aa8a7bfd386e9a8c4c89aa177e06ce1167e891856f02b8d2bf064b08f5956e8431555d345eddc772611345b2ba88569764d11728371d6e23af7a79539e

    • SSDEEP

      3072:4tAMhKGFHxTKcl6dPxMeEvPOdgujv6NLPfFFrKP92f65Ha:4H8S1Kcl6dJML3OdgawrFZKPf9

    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