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diff --git a/lib/ansible/modules/extras/cloud/amazon/sts_session_token.py b/lib/ansible/modules/extras/cloud/amazon/sts_session_token.py
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+++ b/lib/ansible/modules/extras/cloud/amazon/sts_session_token.py
@@ -0,0 +1,159 @@
+#!/usr/bin/python
+# This file is part of Ansible
+#
+# Ansible is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Ansible is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
+
+DOCUMENTATION = '''
+---
+module: sts_session_token
+short_description: Obtain a session token from the AWS Security Token Service
+description:
+    - Obtain a session token from the AWS Security Token Service
+version_added: "2.2"
+author: Victor Costan (@pwnall)
+options:
+  duration_seconds:
+    description:
+      - The duration, in seconds, of the session token. See http://docs.aws.amazon.com/STS/latest/APIReference/API_GetSessionToken.html#API_GetSessionToken_RequestParameters for acceptable and default values.
+    required: false
+    default: null
+  mfa_serial_number:
+    description:
+      - The identification number of the MFA device that is associated with the user who is making the GetSessionToken call.
+    required: false
+    default: null
+  mfa_token:
+    description:
+      - The value provided by the MFA device, if the trust policy of the user requires MFA.
+    required: false
+    default: null
+notes:
+  - In order to use the session token in a following playbook task you must pass the I(access_key), I(access_secret) and I(access_token).
+extends_documentation_fragment:
+    - aws
+    - ec2
+requirements:
+    - boto3
+    - botocore
+'''
+
+RETURN = """
+sts_creds:
+    description: The Credentials object returned by the AWS Security Token Service
+    returned: always
+    type: list
+    sample:
+      access_key: ASXXXXXXXXXXXXXXXXXX
+      expiration: "2016-04-08T11:59:47+00:00"
+      secret_key: XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
+      session_token: XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
+changed:
+    description: True if obtaining the credentials succeeds
+    type: bool
+    returned: always
+"""
+
+
+EXAMPLES = '''
+# Note: These examples do not set authentication details, see the AWS Guide for details.
+
+# Get a session token (more details: http://docs.aws.amazon.com/STS/latest/APIReference/API_GetSessionToken.html)
+sts_session_token:
+  duration: 3600
+register: session_credentials
+
+# Use the session token obtained above to tag an instance in account 123456789012
+ec2_tag:
+  aws_access_key: "{{ session_credentials.sts_creds.access_key }}"
+  aws_secret_key: "{{ session_credentials.sts_creds.secret_key }}"
+  security_token: "{{ session_credentials.sts_creds.session_token }}"
+  resource: i-xyzxyz01
+  state: present
+  tags:
+    MyNewTag: value
+
+'''
+
+try:
+    import boto3
+    from botocore.exceptions import ClientError
+    HAS_BOTO3 = True
+except ImportError:
+    HAS_BOTO3 = False
+
+def normalize_credentials(credentials):
+    access_key = credentials.get('AccessKeyId', None)
+    secret_key = credentials.get('SecretAccessKey', None)
+    session_token = credentials.get('SessionToken', None)
+    expiration = credentials.get('Expiration', None)
+    return {
+        'access_key': access_key,
+        'secret_key': secret_key,
+        'session_token': session_token,
+        'expiration': expiration
+    }
+
+def get_session_token(connection, module):
+    duration_seconds = module.params.get('duration_seconds')
+    mfa_serial_number = module.params.get('mfa_serial_number')
+    mfa_token = module.params.get('mfa_token')
+    changed = False
+
+    args = {}
+    if duration_seconds is not None:
+        args['DurationSeconds'] = duration_seconds
+    if mfa_serial_number is not None:
+        args['SerialNumber'] = mfa_serial_number
+    if mfa_token is not None:
+        args['TokenCode'] = mfa_token
+
+    try:
+        response = connection.get_session_token(**args)
+        changed = True
+    except ClientError, e:
+        module.fail_json(msg=e)
+
+    credentials = normalize_credentials(response.get('Credentials', {}))
+    module.exit_json(changed=changed, sts_creds=credentials)
+
+def main():
+    argument_spec = ec2_argument_spec()
+    argument_spec.update(
+        dict(
+            duration_seconds = dict(required=False, default=None, type='int'),
+            mfa_serial_number = dict(required=False, default=None),
+            mfa_token = dict(required=False, default=None)
+        )
+    )
+
+    module = AnsibleModule(argument_spec=argument_spec)
+
+    if not HAS_BOTO3:
+        module.fail_json(msg='boto3 and botocore are required.')
+
+    region, ec2_url, aws_connect_kwargs = get_aws_connection_info(module, boto3=True)
+    if region:
+        connection = boto3_conn(module, conn_type='client', resource='sts', region=region, endpoint=ec2_url, **aws_connect_kwargs)
+    else:
+        module.fail_json(msg="region must be specified")
+
+    get_session_token(connection, module)
+
+
+# import module snippets
+from ansible.module_utils.basic import *
+from ansible.module_utils.ec2 import *
+
+if __name__ == '__main__':
+    main()