Overview

overview

10

Static

static

10

5af18b548c...2N.exe

windows7-x64

10

5af18b548c...2N.exe

windows10-2004-x64

10

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General

  • Target

    5af18b548c168db481450e7b74e365b33895c5d3ee665983847f23fc563ab152N

  • Size

    128KB

  • Sample

    241002-qqccksybjq

  • MD5

    cf6c1542c4936e8ddbe9d0dc44be10e0

  • SHA1

    1bde98d212608067dd01a68d22c10d6d4bdf5960

  • SHA256

    5af18b548c168db481450e7b74e365b33895c5d3ee665983847f23fc563ab152

  • SHA512

    41b4bd0cb6e6c480d7cde7e8e5f9798483b791bdea76d8a011bfba9aae09e4537e7e81d4ad350c812cb881af763b7111dc5e971409f8528cb99bb989a27c1e3b

  • SSDEEP

    3072:BYwUC5MdhAgSkO25uAGzag2908uFafmHURHAVgnvedh6:GwUCqkgSk55uAYag2908uF8YU8gnve7

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

      5af18b548c168db481450e7b74e365b33895c5d3ee665983847f23fc563ab152N

    • Size

      128KB

    • MD5

      cf6c1542c4936e8ddbe9d0dc44be10e0

    • SHA1

      1bde98d212608067dd01a68d22c10d6d4bdf5960

    • SHA256

      5af18b548c168db481450e7b74e365b33895c5d3ee665983847f23fc563ab152

    • SHA512

      41b4bd0cb6e6c480d7cde7e8e5f9798483b791bdea76d8a011bfba9aae09e4537e7e81d4ad350c812cb881af763b7111dc5e971409f8528cb99bb989a27c1e3b

    • SSDEEP

      3072:BYwUC5MdhAgSkO25uAGzag2908uFafmHURHAVgnvedh6:GwUCqkgSk55uAYag2908uF8YU8gnve7

    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