Overview

overview

10

Static

static

10

13e890b55f...3N.exe

windows7-x64

10

13e890b55f...3N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    13e890b55f539cb3d1841cbf7c2a6b62213865bc9f03381cba3d844170fa7003N.exe

  • Size

    207KB

  • Sample

    241222-hme1asyjax

  • MD5

    a77d939cfb68864295eb870c3555f910

  • SHA1

    ef1a97f52f157027b762cffd7e8ad9cf7f36461d

  • SHA256

    13e890b55f539cb3d1841cbf7c2a6b62213865bc9f03381cba3d844170fa7003

  • SHA512

    adf3da5f40d4ebe6aab68e4ee8a42e39058ae070012e9b95c6262f8f5a0d2c9b2fee73313c0929885d470c873f39a55150ac9494fa5fab300f2914ee2010bb7f

  • SSDEEP

    3072:UPFsobHMnmkGLJ01ZVjoSdoxx4KcWmjRrzyAyAtWgoJSWYVo2ASOvojoS:IsYXJ8ZVjj+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

      13e890b55f539cb3d1841cbf7c2a6b62213865bc9f03381cba3d844170fa7003N.exe

    • Size

      207KB

    • MD5

      a77d939cfb68864295eb870c3555f910

    • SHA1

      ef1a97f52f157027b762cffd7e8ad9cf7f36461d

    • SHA256

      13e890b55f539cb3d1841cbf7c2a6b62213865bc9f03381cba3d844170fa7003

    • SHA512

      adf3da5f40d4ebe6aab68e4ee8a42e39058ae070012e9b95c6262f8f5a0d2c9b2fee73313c0929885d470c873f39a55150ac9494fa5fab300f2914ee2010bb7f

    • SSDEEP

      3072:UPFsobHMnmkGLJ01ZVjoSdoxx4KcWmjRrzyAyAtWgoJSWYVo2ASOvojoS:IsYXJ8ZVjj+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