Overview

overview

10

Static

static

10

c3dca0f51d...bf.exe

windows7-x64

10

c3dca0f51d...bf.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c3dca0f51d58d745108c60dd06699a3e602d54e648ea40016a8303873f1f76bf

  • Size

    144KB

  • Sample

    241208-dbrgqsylh1

  • MD5

    af5802ee250579df820a70b5537db0e3

  • SHA1

    d5bdb8d97fa1690877eba821d9affd801e5b24a8

  • SHA256

    c3dca0f51d58d745108c60dd06699a3e602d54e648ea40016a8303873f1f76bf

  • SHA512

    0eb2480f966d1fc90d9d6749fa0cac7c9753844c779294de425512df591883ff3467278bbb83ed438f59b885e23ce380a8e8e5520177d3fc1247d8f233d26445

  • SSDEEP

    3072:Y/vcUcezMZmYIZagTlreyjpwoTRBmDRGGurhUXvBj2QE2HegPL:tUFzMZ0agTlytm7U5j2QE2+gT

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

      c3dca0f51d58d745108c60dd06699a3e602d54e648ea40016a8303873f1f76bf

    • Size

      144KB

    • MD5

      af5802ee250579df820a70b5537db0e3

    • SHA1

      d5bdb8d97fa1690877eba821d9affd801e5b24a8

    • SHA256

      c3dca0f51d58d745108c60dd06699a3e602d54e648ea40016a8303873f1f76bf

    • SHA512

      0eb2480f966d1fc90d9d6749fa0cac7c9753844c779294de425512df591883ff3467278bbb83ed438f59b885e23ce380a8e8e5520177d3fc1247d8f233d26445

    • SSDEEP

      3072:Y/vcUcezMZmYIZagTlreyjpwoTRBmDRGGurhUXvBj2QE2HegPL:tUFzMZ0agTlytm7U5j2QE2+gT

    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