Overview

overview

10

Static

static

3

fd4d71a962...60.exe

windows7-x64

10

fd4d71a962...60.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fd4d71a962003c858d8240c474a8e2b6aa17ae8fcb57f7008f50713242183760

  • Size

    93KB

  • Sample

    250306-sxj24s1zbt

  • MD5

    2ddfcd5cf87cccc3e73c46064665df14

  • SHA1

    a17ce531578973a82d67e1329389ed03f0aac14d

  • SHA256

    fd4d71a962003c858d8240c474a8e2b6aa17ae8fcb57f7008f50713242183760

  • SHA512

    cffd53c3fd16ad3161481ed423d0c48e7ce22a366e6c40022dd8f740318bb9c8c067467032908ca410102d146dbf29f9fb62dd06fa257a7189b0d72412ce7f21

  • SSDEEP

    1536:6qEljkMtnZbwoyU6X9ipnOWgPh5Cv6l6LHJqfF5B4saMiwihtIbbpkp:6qEljkMtnZbwocX9MOWO5CA6Lp4F5CdT

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

      fd4d71a962003c858d8240c474a8e2b6aa17ae8fcb57f7008f50713242183760

    • Size

      93KB

    • MD5

      2ddfcd5cf87cccc3e73c46064665df14

    • SHA1

      a17ce531578973a82d67e1329389ed03f0aac14d

    • SHA256

      fd4d71a962003c858d8240c474a8e2b6aa17ae8fcb57f7008f50713242183760

    • SHA512

      cffd53c3fd16ad3161481ed423d0c48e7ce22a366e6c40022dd8f740318bb9c8c067467032908ca410102d146dbf29f9fb62dd06fa257a7189b0d72412ce7f21

    • SSDEEP

      1536:6qEljkMtnZbwoyU6X9ipnOWgPh5Cv6l6LHJqfF5B4saMiwihtIbbpkp:6qEljkMtnZbwocX9MOWO5CA6Lp4F5CdT

    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