Overview

overview

10

Static

static

10

72762c5265...30.exe

windows7-x64

10

72762c5265...30.exe

windows10-2004-x64

10

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General

  • Target

    72762c5265ec879e883c71116c234cc152b30159712a524c5be60f8b21534430.exe

  • Size

    249KB

  • Sample

    241119-nr6ayawemk

  • MD5

    2e9167021279a37b1d74479b2f762bb0

  • SHA1

    b91822044e54c46a258b8175c5eb66f38bedbedf

  • SHA256

    72762c5265ec879e883c71116c234cc152b30159712a524c5be60f8b21534430

  • SHA512

    dc534b598c5b958c5c3b32a1d9e770c6781fd3d53acda69c951d0f024a2c1bc8a40ac65e4f30953caea61709f1b82cedcbbd4e639e5aaaa9f27d18d82d09fc13

  • SSDEEP

    3072:AG9kHtxT3IuEOS+DHepUEdmjRrz3TIUV4BKxAcL5CY2VePI8C3U/XYMJ2okZki:7kHtZ3IzOSu+uEdGTBki5CYtI8TAokZP

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

      72762c5265ec879e883c71116c234cc152b30159712a524c5be60f8b21534430.exe

    • Size

      249KB

    • MD5

      2e9167021279a37b1d74479b2f762bb0

    • SHA1

      b91822044e54c46a258b8175c5eb66f38bedbedf

    • SHA256

      72762c5265ec879e883c71116c234cc152b30159712a524c5be60f8b21534430

    • SHA512

      dc534b598c5b958c5c3b32a1d9e770c6781fd3d53acda69c951d0f024a2c1bc8a40ac65e4f30953caea61709f1b82cedcbbd4e639e5aaaa9f27d18d82d09fc13

    • SSDEEP

      3072:AG9kHtxT3IuEOS+DHepUEdmjRrz3TIUV4BKxAcL5CY2VePI8C3U/XYMJ2okZki:7kHtZ3IzOSu+uEdGTBki5CYtI8TAokZP

    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