Overview

overview

10

Static

static

10

176de05d7d...b4.exe

windows7-x64

10

176de05d7d...b4.exe

windows10-2004-x64

10

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General

  • Target

    176de05d7d153a724f623eac9f6e1b70fc86cbc5de5a47c23d8b0101c538b1b4.exe

  • Size

    400KB

  • Sample

    241207-mvxmjayrdt

  • MD5

    fe5a8bbd7bea5d97f5ed2b0d04e4d9a6

  • SHA1

    36ec5dbfbb0fe1904d096c89f7fd0940c84b7f18

  • SHA256

    176de05d7d153a724f623eac9f6e1b70fc86cbc5de5a47c23d8b0101c538b1b4

  • SHA512

    63718c0e272a16f8e0d427cf00f24642de7e549d7c1057929ac2af3c83921003d10eb8fc9f3a6234b09c3f951a2d99e6e60ac19e84e7eff863e38d9f69e60848

  • SSDEEP

    6144:Hh5q1jf5pjDQO+zrWnAdqjeOpKfduBX2QO+zrWnAdqjsqwHlGrh/tObQOk:rq1jfz/+zrWAI5KFum/+zrWAIAqWim/k

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

      176de05d7d153a724f623eac9f6e1b70fc86cbc5de5a47c23d8b0101c538b1b4.exe

    • Size

      400KB

    • MD5

      fe5a8bbd7bea5d97f5ed2b0d04e4d9a6

    • SHA1

      36ec5dbfbb0fe1904d096c89f7fd0940c84b7f18

    • SHA256

      176de05d7d153a724f623eac9f6e1b70fc86cbc5de5a47c23d8b0101c538b1b4

    • SHA512

      63718c0e272a16f8e0d427cf00f24642de7e549d7c1057929ac2af3c83921003d10eb8fc9f3a6234b09c3f951a2d99e6e60ac19e84e7eff863e38d9f69e60848

    • SSDEEP

      6144:Hh5q1jf5pjDQO+zrWnAdqjeOpKfduBX2QO+zrWnAdqjsqwHlGrh/tObQOk:rq1jfz/+zrWAI5KFum/+zrWAIAqWim/k

    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