Overview

overview

10

Static

static

3

74813a82cc...9a.exe

windows7-x64

10

74813a82cc...9a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    74813a82cc0d2910067b5443a8a7a461c68e58b37b05b4dd9eab3c48c631069a

  • Size

    109KB

  • Sample

    241209-2hjmgaypap

  • MD5

    b7f79e93c941243aa0830fdd69ee3b22

  • SHA1

    b76fa3b85db69a46c5b62df75f27fbc94a252d04

  • SHA256

    74813a82cc0d2910067b5443a8a7a461c68e58b37b05b4dd9eab3c48c631069a

  • SHA512

    c3976dc5e477a593a760ff5f40827e29580bfa85dfd039e1e13ad4b1ac6e657e93a9994d3cd557e35a8db49345808da7e7517a4b44735529c99c15e2feea8175

  • SSDEEP

    3072:TLLLWLDyWS+NGYQQHoVMGez/cM4N8fo3PXl9Z7S/yCsKh2EzZA/m:/LLR/QHoVMGez/cM4Ngo35e/yCthvUm

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

      74813a82cc0d2910067b5443a8a7a461c68e58b37b05b4dd9eab3c48c631069a

    • Size

      109KB

    • MD5

      b7f79e93c941243aa0830fdd69ee3b22

    • SHA1

      b76fa3b85db69a46c5b62df75f27fbc94a252d04

    • SHA256

      74813a82cc0d2910067b5443a8a7a461c68e58b37b05b4dd9eab3c48c631069a

    • SHA512

      c3976dc5e477a593a760ff5f40827e29580bfa85dfd039e1e13ad4b1ac6e657e93a9994d3cd557e35a8db49345808da7e7517a4b44735529c99c15e2feea8175

    • SSDEEP

      3072:TLLLWLDyWS+NGYQQHoVMGez/cM4N8fo3PXl9Z7S/yCsKh2EzZA/m:/LLR/QHoVMGez/cM4Ngo35e/yCthvUm

    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