Overview

overview

10

Static

static

3

a0ab7975a5...a9.exe

windows7-x64

10

a0ab7975a5...a9.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a0ab7975a5b5408e16dc86f34e8d77c43062abc550d3aa5a6308820db316bca9

  • Size

    89KB

  • Sample

    241123-b78d1svle1

  • MD5

    80da450e35b1cef7e6f5194240b40050

  • SHA1

    197b656e096f96274b5a6ffb4b34874fa360a574

  • SHA256

    a0ab7975a5b5408e16dc86f34e8d77c43062abc550d3aa5a6308820db316bca9

  • SHA512

    bb7c6fce9734ff0c518d0187b62e5893d7462c5d876581188ea4caf227cd0157f0f47e911c07e8c639d15a34852c5c8336b637909ef44d2336200bc7736ec7f7

  • SSDEEP

    1536:E0NnR7DhJTNv+wVofdRJtJmVBq3w+4USV0klN40RQPD68a+VMKKTRVGFtUhQfR1V:9RfhLTAkOkQ0emr4MKy3G7UEqMM6N

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

      a0ab7975a5b5408e16dc86f34e8d77c43062abc550d3aa5a6308820db316bca9

    • Size

      89KB

    • MD5

      80da450e35b1cef7e6f5194240b40050

    • SHA1

      197b656e096f96274b5a6ffb4b34874fa360a574

    • SHA256

      a0ab7975a5b5408e16dc86f34e8d77c43062abc550d3aa5a6308820db316bca9

    • SHA512

      bb7c6fce9734ff0c518d0187b62e5893d7462c5d876581188ea4caf227cd0157f0f47e911c07e8c639d15a34852c5c8336b637909ef44d2336200bc7736ec7f7

    • SSDEEP

      1536:E0NnR7DhJTNv+wVofdRJtJmVBq3w+4USV0klN40RQPD68a+VMKKTRVGFtUhQfR1V:9RfhLTAkOkQ0emr4MKy3G7UEqMM6N

    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