Overview

overview

10

Static

static

3

8a4332947b...9N.exe

windows7-x64

10

8a4332947b...9N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8a4332947b714edc5e1a0f9691801e9b4d16d004f85d618c75d6272c25605249N.exe

  • Size

    92KB

  • Sample

    241119-rctv5swpgw

  • MD5

    2ed508942028ff0e0284e8f2c1155de0

  • SHA1

    f1847a134fdb925d789291cdd98ed576aa3c482f

  • SHA256

    8a4332947b714edc5e1a0f9691801e9b4d16d004f85d618c75d6272c25605249

  • SHA512

    184fa09c4219b76944855e5671014eedc6d090a1aba4497988bbf70d82312f3be339c018cc16ab99d16b4406c9d2254eab669040a6e4abc5cfe7c4a75051f951

  • SSDEEP

    1536:nPSy4oGV2eV5tO/HiaLQJOIie5l31Ny0pqck1LtqRceGPyQYcOs8nKQrUoR24HsR:PSy4o2vydsJOIiMzUtqRceqyQlX6THsR

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

      8a4332947b714edc5e1a0f9691801e9b4d16d004f85d618c75d6272c25605249N.exe

    • Size

      92KB

    • MD5

      2ed508942028ff0e0284e8f2c1155de0

    • SHA1

      f1847a134fdb925d789291cdd98ed576aa3c482f

    • SHA256

      8a4332947b714edc5e1a0f9691801e9b4d16d004f85d618c75d6272c25605249

    • SHA512

      184fa09c4219b76944855e5671014eedc6d090a1aba4497988bbf70d82312f3be339c018cc16ab99d16b4406c9d2254eab669040a6e4abc5cfe7c4a75051f951

    • SSDEEP

      1536:nPSy4oGV2eV5tO/HiaLQJOIie5l31Ny0pqck1LtqRceGPyQYcOs8nKQrUoR24HsR:PSy4o2vydsJOIiMzUtqRceqyQlX6THsR

    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