Overview

overview

10

Static

static

10

b57062556c...8b.exe

windows7-x64

10

b57062556c...8b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b57062556cb6d473883d396314d770ff9047e34998fdae0e8669d6871259b88b

  • Size

    448KB

  • Sample

    241225-cetktstqcm

  • MD5

    c41fb2d6a57e588367a2de811181bce0

  • SHA1

    2ab50bd99d62b4178506cd316923f3fcbef3c743

  • SHA256

    b57062556cb6d473883d396314d770ff9047e34998fdae0e8669d6871259b88b

  • SHA512

    5f8498da239cb152c9246f3b824ff16014995a955a33abee1eb8526a90d79f99a82f644a0e899c0bf1717327bfcad7c1f1a1123fde5a7f76e0465f0b66f20dda

  • SSDEEP

    6144:2pV0OyVhcHM+9ZiLUmKyIxLDXXoq9FJZCUmKyIxL4:2pFyVN+W32XXf9Do3Z

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

      b57062556cb6d473883d396314d770ff9047e34998fdae0e8669d6871259b88b

    • Size

      448KB

    • MD5

      c41fb2d6a57e588367a2de811181bce0

    • SHA1

      2ab50bd99d62b4178506cd316923f3fcbef3c743

    • SHA256

      b57062556cb6d473883d396314d770ff9047e34998fdae0e8669d6871259b88b

    • SHA512

      5f8498da239cb152c9246f3b824ff16014995a955a33abee1eb8526a90d79f99a82f644a0e899c0bf1717327bfcad7c1f1a1123fde5a7f76e0465f0b66f20dda

    • SSDEEP

      6144:2pV0OyVhcHM+9ZiLUmKyIxLDXXoq9FJZCUmKyIxL4:2pFyVN+W32XXf9Do3Z

    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