Overview

overview

10

Static

static

3

03ac03a999...b6.exe

windows7-x64

10

03ac03a999...b6.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    03ac03a9999470f3d0cdf173a3a21173533b10af599efd18e948012a936425b6

  • Size

    204KB

  • Sample

    250305-x12hsaxkx6

  • MD5

    065c7c79ff25299a40c24eb9d916cd92

  • SHA1

    c4eef392ad953acfc43dd0a2ac599b603c4fd897

  • SHA256

    03ac03a9999470f3d0cdf173a3a21173533b10af599efd18e948012a936425b6

  • SHA512

    63f6a996748a3a6bf1aab4cb92eb909e99199180616a6c8f108a51b4c6c06a50ef69163161ab257fe10c3c59e8d5e0dc7d7988f0064cabfe9e532fa4131f7e31

  • SSDEEP

    6144:CTIcqGG+ja4tgJ618qXF5ahdt3rM8d7TtLK:wq3+jaWgJ61/XFWtJ9+

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

      03ac03a9999470f3d0cdf173a3a21173533b10af599efd18e948012a936425b6

    • Size

      204KB

    • MD5

      065c7c79ff25299a40c24eb9d916cd92

    • SHA1

      c4eef392ad953acfc43dd0a2ac599b603c4fd897

    • SHA256

      03ac03a9999470f3d0cdf173a3a21173533b10af599efd18e948012a936425b6

    • SHA512

      63f6a996748a3a6bf1aab4cb92eb909e99199180616a6c8f108a51b4c6c06a50ef69163161ab257fe10c3c59e8d5e0dc7d7988f0064cabfe9e532fa4131f7e31

    • SSDEEP

      6144:CTIcqGG+ja4tgJ618qXF5ahdt3rM8d7TtLK:wq3+jaWgJ61/XFWtJ9+

    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