diff --git a/patator.py b/patator.py
index ed4eb80..18f2abe 100755
--- a/patator.py
+++ b/patator.py
@@ -47,6 +47,7 @@ Currently it supports the following modules:
   + pop_passd      : Brute-force poppassd (http://netwinsite.com/poppassd/)
   + imap_login     : Brute-force IMAP4
   + ldap_login     : Brute-force LDAP
+  + dcom_login     : Brute-force DCOM
   + smb_login      : Brute-force SMB
   + smb_lookupsid  : Brute-force SMB SID-lookup
   + rlogin_login   : Brute-force rlogin
@@ -2856,6 +2857,39 @@ class Finger_lookup:
     resp.lines = [l.strip('\r\n') for l in mesg.split('\n')]
 
     return resp
+# }}}
+
+# DCOM {{{
+from impacket.dcerpc.v5.dcomrt import DCOMConnection
+from impacket.dcerpc.v5.dcom import wmi
+
+class DCOM_login:
+  '''Brute-force DCOM'''
+
+  usage_hints = (
+    """%prog host=10.0.0.1 user='admin' password=FILE0 0=passwords.txt""",
+    )
+
+  available_options = (
+    ('host', 'target host'),
+    ('user', 'usernames to test'),
+    ('password', 'passwords to test'),
+    ('domain', 'domains to test'),
+    )
+  available_actions = ()
+
+  Response = Response_Base
+
+  def execute(self, host, user='', password='', domain=''):
+    dcom = DCOMConnection(host, user, password, domain)
+    try:
+      with Timing() as timing:
+        iInterface = dcom.CoCreateInstanceEx(wmi.CLSID_WbemLevel1Login,wmi.IID_IWbemLevel1Login)
+        code, mesg = 0, 'OK'
+    except Exception as e:
+      code, mesg = 1, e.error_string
+    dcom.disconnect()
+    return self.Response(code, mesg, timing)
 
 # }}}
 
@@ -5077,6 +5111,7 @@ modules = [
   ('pop_passd', (Controller, POP_passd)),
   ('imap_login', (Controller, IMAP_login)),
   ('ldap_login', (Controller, LDAP_login)),
+  ('dcom_login', (Controller, DCOM_login)),
   ('smb_login', (Controller, SMB_login)),
   ('smb_lookupsid', (Controller, SMB_lookupsid)),
   ('rlogin_login', (Controller, Rlogin_login)),
@@ -5109,7 +5144,7 @@ dependencies = {
   'libcurl': [('http_fuzz', 'rdp_gateway'), 'https://curl.haxx.se/', '7.58.0'],
   'ajpy': [('ajp_fuzz',), 'https://github.com/hypn0s/AJPy/', '0.0.4'],
   'openldap': [('ldap_login',), 'http://www.openldap.org/', '2.4.45'],
-  'impacket': [('smb_login', 'smb_lookupsid', 'mssql_login'), 'https://github.com/CoreSecurity/impacket', '0.9.20'],
+  'impacket': [('smb_login', 'smb_lookupsid', 'dcom_login', 'mssql_login'), 'https://github.com/CoreSecurity/impacket', '0.9.20'],
   'pyopenssl': [('mssql_login',), 'https://pyopenssl.org/', '19.1.0'],
   'cx_Oracle': [('oracle_login',), 'http://cx-oracle.sourceforge.net/', '7.3.0'],
   'mysqlclient': [('mysql_login',), 'https://github.com/PyMySQL/mysqlclient-python', '1.4.6'],
diff --git a/run-tests.sh b/run-tests.sh
index 1ba355a..39f419a 100755
--- a/run-tests.sh
+++ b/run-tests.sh
@@ -1,5 +1,10 @@
 #!/bin/bash
 
+if ! type docker-compose 2>/dev/null; then
+  echo 'docker-compose is required'
+  exit 1
+fi
+
 case "$1" in
   python2|python3)
     PYTHON=$1
diff --git a/testing/unix/Dockerfile b/testing/unix/Dockerfile
index 6778ab8..d4c1d6a 100644
--- a/testing/unix/Dockerfile
+++ b/testing/unix/Dockerfile
@@ -112,7 +112,6 @@ socat tcp-l:4444,fork,reuseaddr exec:\"echo -e 'W\xe1\xc0me'\" &\n\
 cp -v /root/enc.zip /root/keystore.jks /root/enc.db /root/umbraco_users.pw /opt/patator/\n\
 su - vncuser -c 'vncserver -rfbport 5900'\n\
 service smbd start\n\
-touch /opt/patator/.all-started\n\
 tail -f /dev/null\n" > /usr/local/sbin/start-all-services.sh
 
 CMD ["bash", "/usr/local/sbin/start-all-services.sh"]