Overview

overview

10

Static

static

3

20f78257c2...a2.exe

windows7-x64

10

20f78257c2...a2.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    20f78257c23441f563a3047a262ff2da797871e5b32cca4ebb2e19e6b7eb87a2

  • Size

    89KB

  • Sample

    241123-y54dlsvkcy

  • MD5

    ff6306a8b8ab0d2d162b6df117448fd9

  • SHA1

    b0f1f01e9726db76f997c6e26f4509e311fdac74

  • SHA256

    20f78257c23441f563a3047a262ff2da797871e5b32cca4ebb2e19e6b7eb87a2

  • SHA512

    f64ba856e11153bcd5b0a613ee7bc7129fa885886a65dff602ac985744cd2b05ffd8e1f46c344e301804f4b957ff79c2d8b83e13b153e5eb601ad6d02e7dc96d

  • SSDEEP

    1536:Fej+L5ANqwBDpnujtIF7xVMe54bjJjrqGXMwRQY4R+KRFR3RzR1URJrCiuiNj5Qn:FzL5ANtD0RAD2RrLXTeY4jb5ZXUf2iub

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

      20f78257c23441f563a3047a262ff2da797871e5b32cca4ebb2e19e6b7eb87a2

    • Size

      89KB

    • MD5

      ff6306a8b8ab0d2d162b6df117448fd9

    • SHA1

      b0f1f01e9726db76f997c6e26f4509e311fdac74

    • SHA256

      20f78257c23441f563a3047a262ff2da797871e5b32cca4ebb2e19e6b7eb87a2

    • SHA512

      f64ba856e11153bcd5b0a613ee7bc7129fa885886a65dff602ac985744cd2b05ffd8e1f46c344e301804f4b957ff79c2d8b83e13b153e5eb601ad6d02e7dc96d

    • SSDEEP

      1536:Fej+L5ANqwBDpnujtIF7xVMe54bjJjrqGXMwRQY4R+KRFR3RzR1URJrCiuiNj5Qn:FzL5ANtD0RAD2RrLXTeY4jb5ZXUf2iub

    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