Overview

overview

10

Static

static

10

8ec3621679...dN.exe

windows7-x64

10

8ec3621679...dN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8ec3621679b15c3bbeb583a8db4996bee2fb1bbef22aaf13c2636cdea375accdN.exe

  • Size

    419KB

  • Sample

    241222-q9ravazqg1

  • MD5

    a548ee52c8fd5de94ef3d3d148a932e0

  • SHA1

    d26b9b7f27e3b935b20cdda3c0eaecf065505463

  • SHA256

    8ec3621679b15c3bbeb583a8db4996bee2fb1bbef22aaf13c2636cdea375accd

  • SHA512

    c6fefd2fae5c800878fd5ff0ad6dfc33017391c54940576ef6ff7bda4da4379f4ebd10956e909ddec1df526fbffe7f0736e9eb60402300de9d816f496107df0f

  • SSDEEP

    6144:w7NPKDAMyOzDByvZ6Mxv5Rar3O6B9fZSLhZmzbByvZ6Mxv5R1L/gBSfGmtE1se:O4r1ByvNv54B9f01ZmHByvNv5fJPGs

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

      8ec3621679b15c3bbeb583a8db4996bee2fb1bbef22aaf13c2636cdea375accdN.exe

    • Size

      419KB

    • MD5

      a548ee52c8fd5de94ef3d3d148a932e0

    • SHA1

      d26b9b7f27e3b935b20cdda3c0eaecf065505463

    • SHA256

      8ec3621679b15c3bbeb583a8db4996bee2fb1bbef22aaf13c2636cdea375accd

    • SHA512

      c6fefd2fae5c800878fd5ff0ad6dfc33017391c54940576ef6ff7bda4da4379f4ebd10956e909ddec1df526fbffe7f0736e9eb60402300de9d816f496107df0f

    • SSDEEP

      6144:w7NPKDAMyOzDByvZ6Mxv5Rar3O6B9fZSLhZmzbByvZ6Mxv5R1L/gBSfGmtE1se:O4r1ByvNv54B9f01ZmHByvNv5fJPGs

    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