Overview

overview

10

Static

static

3

98f8cf59db...9c.exe

windows7-x64

10

98f8cf59db...9c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    98f8cf59db072a95504f9d36e2235d6450f52c3c78fb4ba0318510ecc554249c

  • Size

    98KB

  • Sample

    241208-bpdfxszmdk

  • MD5

    de3ba6a11bd554ae7eac6acadc880f03

  • SHA1

    fb64298b7e59cbd0404703decc324d2e398c586a

  • SHA256

    98f8cf59db072a95504f9d36e2235d6450f52c3c78fb4ba0318510ecc554249c

  • SHA512

    6fde8f0637d0eaa8a5ca457823c3d10db4204f1cb5b104b04aebab1c80329cea2c298f4eb548b1b298e7fa0171c64fb87877868dd8b153bea06944018b95cb1d

  • SSDEEP

    3072:VYmVLV7kC33miMvbkwtYPZunQBteDffmi09yeyTLeEseFKPD375lHzpa1Py:VYULV7733mXkwk/yfeEseYr75lHzpaFy

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

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

Targets

    • Target

      98f8cf59db072a95504f9d36e2235d6450f52c3c78fb4ba0318510ecc554249c

    • Size

      98KB

    • MD5

      de3ba6a11bd554ae7eac6acadc880f03

    • SHA1

      fb64298b7e59cbd0404703decc324d2e398c586a

    • SHA256

      98f8cf59db072a95504f9d36e2235d6450f52c3c78fb4ba0318510ecc554249c

    • SHA512

      6fde8f0637d0eaa8a5ca457823c3d10db4204f1cb5b104b04aebab1c80329cea2c298f4eb548b1b298e7fa0171c64fb87877868dd8b153bea06944018b95cb1d

    • SSDEEP

      3072:VYmVLV7kC33miMvbkwtYPZunQBteDffmi09yeyTLeEseFKPD375lHzpa1Py:VYULV7733mXkwk/yfeEseYr75lHzpaFy

    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