Overview

overview

10

Static

static

3

8746ae23c6...cd.exe

windows7-x64

10

8746ae23c6...cd.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8746ae23c6465dd59c66d035b8c55b39d0772965ecb618da435324643eed91cd

  • Size

    96KB

  • Sample

    241208-ay45kaspa1

  • MD5

    7bff6b4d8ee541532c454ea8e7eb9abe

  • SHA1

    6acbfa4169f9453e6fecd10b59a0ab83367bb482

  • SHA256

    8746ae23c6465dd59c66d035b8c55b39d0772965ecb618da435324643eed91cd

  • SHA512

    2381353bc98af6ec2860e66d8429876f258f6f5a54fce88d7091ec36d154b46ed6d9a28648d650ffc55772637bbbfcd22b57d69f6e522508cb9c636e0487652f

  • SSDEEP

    1536:s43k5hXTME82QtIuS8cJDVAiFOOOOOOOOxtuduV9jojTIvjrH:pmTJ823uzRiFOOOOOOOO7ud69jc0vf

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

      8746ae23c6465dd59c66d035b8c55b39d0772965ecb618da435324643eed91cd

    • Size

      96KB

    • MD5

      7bff6b4d8ee541532c454ea8e7eb9abe

    • SHA1

      6acbfa4169f9453e6fecd10b59a0ab83367bb482

    • SHA256

      8746ae23c6465dd59c66d035b8c55b39d0772965ecb618da435324643eed91cd

    • SHA512

      2381353bc98af6ec2860e66d8429876f258f6f5a54fce88d7091ec36d154b46ed6d9a28648d650ffc55772637bbbfcd22b57d69f6e522508cb9c636e0487652f

    • SSDEEP

      1536:s43k5hXTME82QtIuS8cJDVAiFOOOOOOOOxtuduV9jojTIvjrH:pmTJ823uzRiFOOOOOOOO7ud69jc0vf

    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