Overview

overview

10

Static

static

3

17a73bc00d...9a.exe

windows7-x64

10

17a73bc00d...9a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    17a73bc00d4fdbf731dbe66eaec7e1a20123f103f4be4bfc22dd446432739c9a

  • Size

    89KB

  • Sample

    250305-zptpxayqy7

  • MD5

    75c06782da834c70a44d1fb07c4394f9

  • SHA1

    260393d0ea225656d180651e41d5df5fe0ef7f7f

  • SHA256

    17a73bc00d4fdbf731dbe66eaec7e1a20123f103f4be4bfc22dd446432739c9a

  • SHA512

    78f81ea112ac7183588a9c77737d1cc3245e196a6fe6baab35b8df872348c96cd1f53fc199d4de1f8fedfd85f8df2d3baae0cbf2326aebb3e225d70121bcf40c

  • SSDEEP

    1536:nOi8uxgm09qpUU9EdI3Uqb0B3PVkUsU4qGx5AFc+AlExkg8F:nOi8ux90gFsqQB3Px4qGxSFcLlakgw

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

      17a73bc00d4fdbf731dbe66eaec7e1a20123f103f4be4bfc22dd446432739c9a

    • Size

      89KB

    • MD5

      75c06782da834c70a44d1fb07c4394f9

    • SHA1

      260393d0ea225656d180651e41d5df5fe0ef7f7f

    • SHA256

      17a73bc00d4fdbf731dbe66eaec7e1a20123f103f4be4bfc22dd446432739c9a

    • SHA512

      78f81ea112ac7183588a9c77737d1cc3245e196a6fe6baab35b8df872348c96cd1f53fc199d4de1f8fedfd85f8df2d3baae0cbf2326aebb3e225d70121bcf40c

    • SSDEEP

      1536:nOi8uxgm09qpUU9EdI3Uqb0B3PVkUsU4qGx5AFc+AlExkg8F:nOi8ux90gFsqQB3Px4qGxSFcLlakgw

    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