Overview

overview

10

Static

static

3

305b58a2ed...5N.exe

windows7-x64

10

305b58a2ed...5N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    305b58a2eda5ce67e95077218f6ef54dc0af8df09254648578eae8457503a545N

  • Size

    96KB

  • Sample

    240919-f7wgnstbqj

  • MD5

    bb16be04b3ebdeb61e4094c5b6bf00f0

  • SHA1

    3f493692e15b96cc1959fa1d7b8b4c715d39fedf

  • SHA256

    305b58a2eda5ce67e95077218f6ef54dc0af8df09254648578eae8457503a545

  • SHA512

    9056e2b1a1f40a3d85241001cdc2750aa2d1329ac14ab2d000397c4c820f5f7776b2e86b74d8592ee000c63b13b71840b504041ef0b37f1c49b6765186748c17

  • SSDEEP

    1536:pKbrvgcTo2hUQXcd6zxk0o/bKs6BZtByYujq/DLffffffffffffffffffffffffk:+XM2fXxxk0o/Ovy2DLfffffffffffffs

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

      305b58a2eda5ce67e95077218f6ef54dc0af8df09254648578eae8457503a545N

    • Size

      96KB

    • MD5

      bb16be04b3ebdeb61e4094c5b6bf00f0

    • SHA1

      3f493692e15b96cc1959fa1d7b8b4c715d39fedf

    • SHA256

      305b58a2eda5ce67e95077218f6ef54dc0af8df09254648578eae8457503a545

    • SHA512

      9056e2b1a1f40a3d85241001cdc2750aa2d1329ac14ab2d000397c4c820f5f7776b2e86b74d8592ee000c63b13b71840b504041ef0b37f1c49b6765186748c17

    • SSDEEP

      1536:pKbrvgcTo2hUQXcd6zxk0o/bKs6BZtByYujq/DLffffffffffffffffffffffffk:+XM2fXxxk0o/Ovy2DLfffffffffffffs

    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