Overview

overview

10

Static

static

3

6d438c7075...dd.exe

windows7-x64

10

6d438c7075...dd.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    6d438c70757652be8215936de02350a3d5373d7a8a9675911ff5e7d8009300dd

  • Size

    95KB

  • Sample

    241208-3sjkwswmas

  • MD5

    be3a8c670c51b420288371ba826aadfb

  • SHA1

    91501fd85a1e42dec9def37e0f6325e398f19cb6

  • SHA256

    6d438c70757652be8215936de02350a3d5373d7a8a9675911ff5e7d8009300dd

  • SHA512

    db0f81d8fc89799455b6d5c9b1257a82a5083695c65eafe5803698847ad85719683e64758761d648ef8b39f8b0335adf4f8753fb081c093632663fef87c0b8d8

  • SSDEEP

    1536:FuChjgXgpKclhm3bDWrVvxnwK3tdaYIj+eQzJBzRQrurRVRoRch1dROrwpOudRiJ:XKGUnYVvxn9DZeQ/e2TWM1dQrTOwZtF/

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

      6d438c70757652be8215936de02350a3d5373d7a8a9675911ff5e7d8009300dd

    • Size

      95KB

    • MD5

      be3a8c670c51b420288371ba826aadfb

    • SHA1

      91501fd85a1e42dec9def37e0f6325e398f19cb6

    • SHA256

      6d438c70757652be8215936de02350a3d5373d7a8a9675911ff5e7d8009300dd

    • SHA512

      db0f81d8fc89799455b6d5c9b1257a82a5083695c65eafe5803698847ad85719683e64758761d648ef8b39f8b0335adf4f8753fb081c093632663fef87c0b8d8

    • SSDEEP

      1536:FuChjgXgpKclhm3bDWrVvxnwK3tdaYIj+eQzJBzRQrurRVRoRch1dROrwpOudRiJ:XKGUnYVvxn9DZeQ/e2TWM1dQrTOwZtF/

    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