Overview

overview

10

Static

static

3

c34cf86e3e...6f.exe

windows7-x64

10

c34cf86e3e...6f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c34cf86e3ec3b25216fde61d196b8734e5698d76daa897eab0fc5c6adf88f06f.exe

  • Size

    529KB

  • Sample

    241123-w43pkswpdk

  • MD5

    7354d1c8709f14943288b97f05fcc399

  • SHA1

    b13dbbbee4fcb53d5a812c267ef750bc6a035cd1

  • SHA256

    c34cf86e3ec3b25216fde61d196b8734e5698d76daa897eab0fc5c6adf88f06f

  • SHA512

    d3f386d2387a9bd6555864f88653a8ff29b6f6afd43cde67d06106b3ede453347d31fb6747627700c6c1bfdb282bb7e095877884f2a90bde32b9b5a8ded29fbb

  • SSDEEP

    12288:BDiSNpV6yYPoBVgsPpV6yYPlWEVA9pV6yYPoBVgsPpV6yYPo:BDiMWSPW7A9WSPWo

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      c34cf86e3ec3b25216fde61d196b8734e5698d76daa897eab0fc5c6adf88f06f.exe

    • Size

      529KB

    • MD5

      7354d1c8709f14943288b97f05fcc399

    • SHA1

      b13dbbbee4fcb53d5a812c267ef750bc6a035cd1

    • SHA256

      c34cf86e3ec3b25216fde61d196b8734e5698d76daa897eab0fc5c6adf88f06f

    • SHA512

      d3f386d2387a9bd6555864f88653a8ff29b6f6afd43cde67d06106b3ede453347d31fb6747627700c6c1bfdb282bb7e095877884f2a90bde32b9b5a8ded29fbb

    • SSDEEP

      12288:BDiSNpV6yYPoBVgsPpV6yYPlWEVA9pV6yYPoBVgsPpV6yYPo:BDiMWSPW7A9WSPWo

    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