Overview

overview

10

Static

static

3

4171d9ab41...17.exe

windows7-x64

10

4171d9ab41...17.exe

windows10-2004-x64

10

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General

  • Target

    4171d9ab416e97a13d2618fa0da4e94a9e99d0be62fccaec6a98af2399820b17

  • Size

    95KB

  • Sample

    241224-1fbneayjbp

  • MD5

    c34ab27182c7b54155f98cbe60eb3d9d

  • SHA1

    129ec9be41720cfaefb354e5c2188ced725d0085

  • SHA256

    4171d9ab416e97a13d2618fa0da4e94a9e99d0be62fccaec6a98af2399820b17

  • SHA512

    5013122e94f321302f6a55e1c9da41cc5dfa6c3dfb3c7912ce64e4958725fb12defd2c1146e222d7a3185261eaba039aab12e30c10c9e5bc0459c8697f9a671b

  • SSDEEP

    1536:xU1PlwKef8IkT4tu0GTf8UOssNHq2bzqNMz8RQrIRVRoRch1dROrwpOudRirVtF/:HFfO4tKTf8QeHHbzUMIe0TWM1dQrTOwJ

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

      4171d9ab416e97a13d2618fa0da4e94a9e99d0be62fccaec6a98af2399820b17

    • Size

      95KB

    • MD5

      c34ab27182c7b54155f98cbe60eb3d9d

    • SHA1

      129ec9be41720cfaefb354e5c2188ced725d0085

    • SHA256

      4171d9ab416e97a13d2618fa0da4e94a9e99d0be62fccaec6a98af2399820b17

    • SHA512

      5013122e94f321302f6a55e1c9da41cc5dfa6c3dfb3c7912ce64e4958725fb12defd2c1146e222d7a3185261eaba039aab12e30c10c9e5bc0459c8697f9a671b

    • SSDEEP

      1536:xU1PlwKef8IkT4tu0GTf8UOssNHq2bzqNMz8RQrIRVRoRch1dROrwpOudRirVtF/:HFfO4tKTf8QeHHbzUMIe0TWM1dQrTOwJ

    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