Overview

overview

10

Static

static

3

7a9c9a3b56...47.exe

windows7-x64

10

7a9c9a3b56...47.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7a9c9a3b564202f06d7b3dc5fabee874e0ae0ce334e82459b06e5b7f3de40947

  • Size

    93KB

  • Sample

    250306-fyt79azpw2

  • MD5

    6b1345ff3fca3a291a37d861b1524ab8

  • SHA1

    50fdb16112f8ef6752749aede271b0fde4b49b90

  • SHA256

    7a9c9a3b564202f06d7b3dc5fabee874e0ae0ce334e82459b06e5b7f3de40947

  • SHA512

    031e63db66942384a90ff58d5099a77ced4dd43a4e197bb8487006035ecb61d0150de3a071dcc5eb9eba926ac0a24eb4623c532ff96e1eed089ff6b5189c8bd2

  • SSDEEP

    1536:P+Y52OrA8A6MfjiyYbdQU4V914AeQkf45k5oEgditg5ar24YVreIwGGr5fsaMiwC:WYcOrAxWyYbYVfNelgWxrdpGK5fdMiwC

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

      7a9c9a3b564202f06d7b3dc5fabee874e0ae0ce334e82459b06e5b7f3de40947

    • Size

      93KB

    • MD5

      6b1345ff3fca3a291a37d861b1524ab8

    • SHA1

      50fdb16112f8ef6752749aede271b0fde4b49b90

    • SHA256

      7a9c9a3b564202f06d7b3dc5fabee874e0ae0ce334e82459b06e5b7f3de40947

    • SHA512

      031e63db66942384a90ff58d5099a77ced4dd43a4e197bb8487006035ecb61d0150de3a071dcc5eb9eba926ac0a24eb4623c532ff96e1eed089ff6b5189c8bd2

    • SSDEEP

      1536:P+Y52OrA8A6MfjiyYbdQU4V914AeQkf45k5oEgditg5ar24YVreIwGGr5fsaMiwC:WYcOrAxWyYbYVfNelgWxrdpGK5fdMiwC

    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