Overview

overview

10

Static

static

10

8768174336...88.exe

windows7-x64

10

8768174336...88.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    876817433619385f3e8ee5ef30f3161ebdc59307487a26ac5c63ab47204d8888.exe

  • Size

    290KB

  • Sample

    241225-zew3aawqd1

  • MD5

    05ff8d737528bbb8b40717f31fab2ebd

  • SHA1

    20d48801f1640c39f678a9b75c7e505795a610b8

  • SHA256

    876817433619385f3e8ee5ef30f3161ebdc59307487a26ac5c63ab47204d8888

  • SHA512

    8bec9dd571ec1c6b1c849aa0632da68985dfb0040e2ec64263cd01198658f3ce6da3f2f2669d7be00bc64ebb77bd0526993a388d3728a58941331b4da90afe26

  • SSDEEP

    6144:LLgJX9LAmfCJvDERzUmKyIxLDXXoq9FJZCUmKyIxL4:nubX32XXf9Do3r

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

      876817433619385f3e8ee5ef30f3161ebdc59307487a26ac5c63ab47204d8888.exe

    • Size

      290KB

    • MD5

      05ff8d737528bbb8b40717f31fab2ebd

    • SHA1

      20d48801f1640c39f678a9b75c7e505795a610b8

    • SHA256

      876817433619385f3e8ee5ef30f3161ebdc59307487a26ac5c63ab47204d8888

    • SHA512

      8bec9dd571ec1c6b1c849aa0632da68985dfb0040e2ec64263cd01198658f3ce6da3f2f2669d7be00bc64ebb77bd0526993a388d3728a58941331b4da90afe26

    • SSDEEP

      6144:LLgJX9LAmfCJvDERzUmKyIxLDXXoq9FJZCUmKyIxL4:nubX32XXf9Do3r

    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