Overview

overview

10

Static

static

3

3f59f37219...4N.exe

windows7-x64

10

3f59f37219...4N.exe

windows10-2004-x64

10

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General

  • Target

    3f59f37219234742b2adb3d8a5ce9346f49696aa5db85240e4b728dea32643b4N

  • Size

    80KB

  • Sample

    241003-fqj3bazckg

  • MD5

    5f0ea796f5fd030b81a83960a189e440

  • SHA1

    620d7d804ab3801519b453620a3036b74cffeef6

  • SHA256

    3f59f37219234742b2adb3d8a5ce9346f49696aa5db85240e4b728dea32643b4

  • SHA512

    269a49f75ecd30885322a45d0185e9ec6da86625825818d1ed6dc8ae2f71b1393000b4fec6bee2c485cde2705ef5d12bcd7c1cfbc8ed16cf392d3e75ec36843f

  • SSDEEP

    1536:CiuAVo5qiPxycraq38zKVNl3usm3QfTLqGXxhGI5kuVXRQy6R/RgpMujAYC+O+Y:nuQonpPf8UK+fVxk2e9VqLAYC+O+Y

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

      3f59f37219234742b2adb3d8a5ce9346f49696aa5db85240e4b728dea32643b4N

    • Size

      80KB

    • MD5

      5f0ea796f5fd030b81a83960a189e440

    • SHA1

      620d7d804ab3801519b453620a3036b74cffeef6

    • SHA256

      3f59f37219234742b2adb3d8a5ce9346f49696aa5db85240e4b728dea32643b4

    • SHA512

      269a49f75ecd30885322a45d0185e9ec6da86625825818d1ed6dc8ae2f71b1393000b4fec6bee2c485cde2705ef5d12bcd7c1cfbc8ed16cf392d3e75ec36843f

    • SSDEEP

      1536:CiuAVo5qiPxycraq38zKVNl3usm3QfTLqGXxhGI5kuVXRQy6R/RgpMujAYC+O+Y:nuQonpPf8UK+fVxk2e9VqLAYC+O+Y

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks