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Overview

overview

10

Static

static

3

56cfb208e2...4f.exe

windows7-x64

10

56cfb208e2...4f.exe

windows10-2004-x64

10

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General

  • Target

    56cfb208e2ea066151d7f84e0db6f4ada5569ed43a90eff922b4c6e9d23cf34f

  • Size

    123KB

  • Sample

    240927-1k2qds1dlp

  • MD5

    ef2e1ffdd83679ba40e161602d067b16

  • SHA1

    1f6cafef9961945627c1ed5f6ddbde06bf3816df

  • SHA256

    56cfb208e2ea066151d7f84e0db6f4ada5569ed43a90eff922b4c6e9d23cf34f

  • SHA512

    b8b3027e86c8b778690c135b0116b1bd347b87cf3f6617c865b0d05de5489d41b92d5397ebd2f9d2fed73b0c0e94911f823d751a4ab7ada8ea2fc7866a25c0c4

  • SSDEEP

    3072:P7H0kNmQH1SIK6o4RXPLnUvAWRYSa9rR85DEn5k7r8:j0kNmQVSfS1nUvAW4rQD85k/8

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

      56cfb208e2ea066151d7f84e0db6f4ada5569ed43a90eff922b4c6e9d23cf34f

    • Size

      123KB

    • MD5

      ef2e1ffdd83679ba40e161602d067b16

    • SHA1

      1f6cafef9961945627c1ed5f6ddbde06bf3816df

    • SHA256

      56cfb208e2ea066151d7f84e0db6f4ada5569ed43a90eff922b4c6e9d23cf34f

    • SHA512

      b8b3027e86c8b778690c135b0116b1bd347b87cf3f6617c865b0d05de5489d41b92d5397ebd2f9d2fed73b0c0e94911f823d751a4ab7ada8ea2fc7866a25c0c4

    • SSDEEP

      3072:P7H0kNmQH1SIK6o4RXPLnUvAWRYSa9rR85DEn5k7r8:j0kNmQVSfS1nUvAW4rQD85k/8

    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