Overview

overview

10

Static

static

3

94866f936b...7N.exe

windows7-x64

10

94866f936b...7N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    94866f936bb8f11d5cead2ff36f58f990a6a0541370f508d1524d2a4b07ca357N.exe

  • Size

    120KB

  • Sample

    241207-ytxfxs1lf1

  • MD5

    ca1149b5e2a51935526562e087637170

  • SHA1

    09a0e9e52b8c0ee372011e1b45f0c47f8b9109a5

  • SHA256

    94866f936bb8f11d5cead2ff36f58f990a6a0541370f508d1524d2a4b07ca357

  • SHA512

    3edcd5f6ea3c55914778a98ab56ccbde8997082de1f277b450891f88443c67ed21b69a8511ef10cb9afdbe75bbad8a4e0439eff11006e38ef2adee39ac1d3c75

  • SSDEEP

    1536:cUkew8LhcR3y9X9dM0GuDFYK6YmMKcrYjz0cZ44mjD9r823F4:cUkewKuC5kuDFYK654rpi/mjRrz3C

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

      94866f936bb8f11d5cead2ff36f58f990a6a0541370f508d1524d2a4b07ca357N.exe

    • Size

      120KB

    • MD5

      ca1149b5e2a51935526562e087637170

    • SHA1

      09a0e9e52b8c0ee372011e1b45f0c47f8b9109a5

    • SHA256

      94866f936bb8f11d5cead2ff36f58f990a6a0541370f508d1524d2a4b07ca357

    • SHA512

      3edcd5f6ea3c55914778a98ab56ccbde8997082de1f277b450891f88443c67ed21b69a8511ef10cb9afdbe75bbad8a4e0439eff11006e38ef2adee39ac1d3c75

    • SSDEEP

      1536:cUkew8LhcR3y9X9dM0GuDFYK6YmMKcrYjz0cZ44mjD9r823F4:cUkewKuC5kuDFYK654rpi/mjRrz3C

    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