Overview

overview

10

Static

static

3

fb956746e9...df.exe

windows7-x64

10

fb956746e9...df.exe

windows10-2004-x64

10

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General

  • Target

    fb956746e97bf6ae9af620668822836dac747c3f560c5a1a5c4c1a5db50dc4df

  • Size

    448KB

  • Sample

    241014-yknsesxblk

  • MD5

    d9e7cf5d50780389c680621d82aca670

  • SHA1

    c4fefbf8b85c942dadf6ed23e2947133eea147a5

  • SHA256

    fb956746e97bf6ae9af620668822836dac747c3f560c5a1a5c4c1a5db50dc4df

  • SHA512

    769be17d0984938cd44aa7de98f728412b2db853181bed79e10742d60d69bdfe78ed8ec7251a3cc342cdbd53e2ffda8d764b90314022cc62d04be93349414672

  • SSDEEP

    12288:yXby3GyXu1jGG1ws5iETdqvZNemWrsiLk6mqgt:+beGyXsGG1ws5ipt

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

      fb956746e97bf6ae9af620668822836dac747c3f560c5a1a5c4c1a5db50dc4df

    • Size

      448KB

    • MD5

      d9e7cf5d50780389c680621d82aca670

    • SHA1

      c4fefbf8b85c942dadf6ed23e2947133eea147a5

    • SHA256

      fb956746e97bf6ae9af620668822836dac747c3f560c5a1a5c4c1a5db50dc4df

    • SHA512

      769be17d0984938cd44aa7de98f728412b2db853181bed79e10742d60d69bdfe78ed8ec7251a3cc342cdbd53e2ffda8d764b90314022cc62d04be93349414672

    • SSDEEP

      12288:yXby3GyXu1jGG1ws5iETdqvZNemWrsiLk6mqgt:+beGyXsGG1ws5ipt

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks