Overview

overview

10

Static

static

10

b10955829a...7N.exe

windows7-x64

10

b10955829a...7N.exe

windows10-2004-x64

10

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General

  • Target

    b10955829a5c0bbe772b13342e65f9eefaeb198e608ae5eaeda7443a3afd2c97N.exe

  • Size

    144KB

  • Sample

    241123-dreg4ssrhl

  • MD5

    cc58ee44f474994c3ca536793a01abf0

  • SHA1

    aa8fa1cfbd0a9226b8d05989865efd6c81b42af6

  • SHA256

    b10955829a5c0bbe772b13342e65f9eefaeb198e608ae5eaeda7443a3afd2c97

  • SHA512

    bd2d903726345f767f9b6c773239a06501423f207e09669f44cae5e422d016f9f84a2c7fcfb620c24fc44f90d65c3337f02e96aac34eaee0f47a8cb4e3cde1e7

  • SSDEEP

    3072:r4IsYgSu293Z0zGYJpD9r8XxrYnQg4sIb:r4Z6ZmGyZ6Yub

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

      b10955829a5c0bbe772b13342e65f9eefaeb198e608ae5eaeda7443a3afd2c97N.exe

    • Size

      144KB

    • MD5

      cc58ee44f474994c3ca536793a01abf0

    • SHA1

      aa8fa1cfbd0a9226b8d05989865efd6c81b42af6

    • SHA256

      b10955829a5c0bbe772b13342e65f9eefaeb198e608ae5eaeda7443a3afd2c97

    • SHA512

      bd2d903726345f767f9b6c773239a06501423f207e09669f44cae5e422d016f9f84a2c7fcfb620c24fc44f90d65c3337f02e96aac34eaee0f47a8cb4e3cde1e7

    • SSDEEP

      3072:r4IsYgSu293Z0zGYJpD9r8XxrYnQg4sIb:r4Z6ZmGyZ6Yub

    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