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Overview

overview

10

Static

static

3

cb3b9f063d...6a.exe

windows7-x64

10

cb3b9f063d...6a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    cb3b9f063deb4073cac8ff9c01a77d8ae94d64cec3a9e9a1f501235608bc466a

  • Size

    160KB

  • Sample

    241225-damr6avrfr

  • MD5

    9c651b89baab92d55a18c089fd23f9c2

  • SHA1

    3d11ec7b29b01dca08a92baa1ad326c7b54b9a2c

  • SHA256

    cb3b9f063deb4073cac8ff9c01a77d8ae94d64cec3a9e9a1f501235608bc466a

  • SHA512

    7a0741c046504bc0137c3fc085702c4d29436affd93babb6def5f4cb587a32ad6bee043ba4482b3994a5fc8f8a3dc117ec63ff88bbcc58f86c14acc1fc9e1e60

  • SSDEEP

    3072:JqDBGNkTqpqF+8TY7gb3a3+X13XRzrgHq/Wp+YmKfxgQdxvr:Jq1GNkTaS+VE7aOl3BzrUmKyIxT

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

      cb3b9f063deb4073cac8ff9c01a77d8ae94d64cec3a9e9a1f501235608bc466a

    • Size

      160KB

    • MD5

      9c651b89baab92d55a18c089fd23f9c2

    • SHA1

      3d11ec7b29b01dca08a92baa1ad326c7b54b9a2c

    • SHA256

      cb3b9f063deb4073cac8ff9c01a77d8ae94d64cec3a9e9a1f501235608bc466a

    • SHA512

      7a0741c046504bc0137c3fc085702c4d29436affd93babb6def5f4cb587a32ad6bee043ba4482b3994a5fc8f8a3dc117ec63ff88bbcc58f86c14acc1fc9e1e60

    • SSDEEP

      3072:JqDBGNkTqpqF+8TY7gb3a3+X13XRzrgHq/Wp+YmKfxgQdxvr:Jq1GNkTaS+VE7aOl3BzrUmKyIxT

    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