CONTENTS:

NOTABLE RECENT SECURITY ISSUES
INTERESTING NEWS FROM AROUND THE SECURITY COMMUNITY
VULNERABILITIES FOR WHICH EXPLOITS ARE AVAILABLE
MOST PREVALENT MALWARE FILES August 23 - 30, 2018
TOP VULNERABILITY THIS WEEK: Apache Struts 2 coding deficiency

NOTABLE RECENT SECURITY ISSUES
SELECTED BY THE TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP

Title: Apache Struts 2 remote code execution vulnerability
Description: A remote code execution vulnerability exists in Apache Struts 2 due to a coding deficiency. It is possible to carry out the attack if the namespace value isn’t set properly, while the upper action(s) configurations also have a blank namespace field. This can also occur with the URL tag.
Reference: https://cwiki.apache.org/confluence/display/WW/S2-057
Snort SID: 29639, 39190 - 39191, 47634

Title: Marap malware targets financial institutions
Description: The Marap malware has been spotted targeting financial institutions over the past month. It is spread through a variety of email campaigns in the hopes of getting a user to download multiple malicious attachments. Marap is moduled and flexible, meaning the attackers can download other payloads onto a victim machine once the initial installation is complete.
Reference: https://threatpost.com/highly-flexible-marap-malware-enters-the-financial-scene/136623/
Snort SID: 47650

Title: KeyPass ransomware strikes multiple countries
Description: A new ransomware known as “KeyPass” has been spreading over the past month, encrypting data is more than 20 different countries. The malware uses fake installers disguised as harmless software to download the module. KeyPass makes a copy of its executable in the LocalAppData folder, launches the ransomware, and then deletes the file.
Reference: https://securityintelligence.com/news/keypass-ransomware-encrypts-data-across-20-countries/
Snort SID: 47627

INTERESTING NEWS FROM AROUND THE SECURITY COMMUNITY

Apple removed Facebook’s VPN app, Onavo, from its app store after Apple said it failed to meet the company’s privacy standards.
https://www.cnbc.com/2018/08/22/apple-removes-facebook-onavo-app-from-app-store.html

A mysterious group called “Intrusion Truth” has been slowly releasing the real names of hackers working for Chinese intelligence groups.
https://motherboard.vice.com/en_us/article/wjka84/intrusion-truth-group-doxing-hackers-chinese-intelligence

Facebook removed more than 650 fake accounts and pages that were meant to influence political opinions. The accounts had ties to Iran and Russia and targeted the U.S., U.K., Middle East and Latin America.
https://www.theguardian.com/technology/2018/aug/21/facebook-pages-accounts-removed-russia-iran

The Democratic National Committee incorrectly claimed it was the victim of a phishing attempt that was aimed at accessing its voter database. The alleged “attack” was actually a test of the DNC’s systems.
https://abcnews.go.com/Politics/dnc-now-earlier-attempt-hack-voter-database-unauthorized/story?id=57338192

Microsoft disabled six websites with ties to Russian hackers that were attempting to influence U.S. elections.
https://www.npr.org/2018/08/21/640493486/microsoft-says-it-thwarted-attack-by-russian-hackers

Hackers stole 2 million T-Mobile customers’ data. Encrypted passwords were included in the compromised data.
https://motherboard.vice.com/en_us/article/a3qpk5/t-mobile-hack-data-breach-api-customer-data

Members of the U.S. Senate are pushing one of the largest suppliers of voting machines to undergo independent testing to determine whether their machines are secure.
http://thehill.com/policy/cybersecurity/403119-senate-intel-lawmakers-voice-concern-about-voting-system-vulnerabilities

RECENT VULNERABILITIES FOR WHICH EXPLOITS ARE AVAILABLE
COMPILED BY THE QUALYS VULNERABILITY RESEARCH TEAM

This is a list of recent vulnerabilities for which exploits are available. System administrators can use this list to help in prioritization of their remediation activities. The Qualys Vulnerability Research Team compiles this information based on various exploit frameworks, exploit databases, exploit kits and monitoring of internet activity.

ID: =CVE-2018-11776
Title: Apache Struts 2 Namespace Remote Code Execution Vulnerability (S2-057)
Vendor: Apache Software Foundation
Description: Apache Struts versions 2.3 to 2.3.34 and 2.5 to 2.5.16 suffer from possible Remote Code Execution when using results with no namespace and in same time, its upper action(s) have no or wildcard namespace. Same possibility when using url tag which doesn’t have value and action set and in same time, its upper action(s) have no or wildcard namespace.
CVSS v2 Base Score: 10.0 (AV:N/AC:L/Au:N/C:C/I:C/A:C)

ID: CVE-2018-2628
Title: Oracle Weblogic Deserialization Remote Code Execution Vulnerability
Vendor: Oracle
Description: Vulnerability in the Oracle WebLogic Server component of Oracle Fusion Middleware (subcomponent: WLS Core Components). Supported versions that are affected are 10.3.6.0, 12.1.3.0, 12.2.1.2 and 12.2.1.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via T3 to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server.
CVSS v2 Base Score: 7.5 (AV:N/AC:L/Au:N/C:P/I:P/A:P)

ID: CVE-2018-8174
Title: Windows VBScript Engine Remote Code Execution Vulnerability
Vendor: Microsoft
Description: The VBScript engine contains a remote code execution vulnerability due to how it handles objects in memory. An attacker could execute arbitrary code in the context of the current user.
CVSS v2 Base Score: 7.6 (AV:N/AC:H/Au:N/C:C/I:C/A:C)

ID: CVE-2018-7600
Title: Drupal Core Remote Code Execution Vulnerability (SA-CORE-2018-002)
Vendor: Drupal
Description: Drupal before 7.58, 8.x before 8.3.9, 8.4.x before 8.4.6, and 8.5.x before 8.5.1 allows remote attackers to execute arbitrary code because of an issue affecting multiple subsystems with default or common module configurations.
CVSS v2 Base Score: 10.0 (AV:N/AC:L/Au:N/C:C/I:C/A:C)

ID: CVE-2018-0886
Title: Microsoft Credential Security Support Provider Remote Code Execution Vulnerability
Vendor: Microsoft
Description: The Credential Security Support Provider protocol (CredSSP) in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1 and RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and 1709 Windows Server 2016 and Windows Server, version 1709 allows a remote code execution vulnerability due to how CredSSP validates request during the authentication process, aka “CredSSP Remote Code Execution Vulnerability”.
CVSS v2 Base Score: 7.6 (AV:N/AC:H/Au:N/C:C/I:C/A:C)

ID: CVE-2018-4878
Title: Adobe Flash Player Remote Code Execution Vulnerability (APSA18-01)
Vendor: Adobe
Description: A critical vulnerability exists in Adobe Flash Player 28.0.0.137 and earlier versions. Successful exploitation could potentially allow an attacker to take control of the affected system. Adobe is aware of a report that an exploit for CVE-2018-4878 exists in the wild and is being used in targeted attacks.
CVSS v2 Base Score: 10.0 (AV:N/AC:L/Au:N/C:C/I:C/A:C)

ID: CVE-2017-12636
Title: Apache CouchDB Remote Code Execution Vulnerability
Vendor: Apache Software Foundation
Description: CouchDB administrative users can configure the database server via HTTP(S). Some of the configuration options include paths for operating system-level binaries that are subsequently launched by CouchDB. This allows an admin user in Apache CouchDB before 1.7.0 and 2.x before 2.1.1 to execute arbitrary shell commands as the CouchDB user, including downloading and executing scripts from the public internet.
CVSS v2 Base Score: 9.0 (AV:N/AC:L/Au:S/C:C/I:C/A:C)

ID: CVE-2017-10271
Title: Oracle WebLogic WLS Security Component Remote Code Execution
Vendor: Oracle
Description: Vulnerability in the Oracle WebLogic Server component of Oracle Fusion Middleware (subcomponent: WLS Security). Supported versions that are affected are 10.3.6.0.0, 12.1.3.0.0, 12.2.1.1.0 and 12.2.1.2.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server.
CVSS v2 Base Score: 5.0 (AV:N/AC:L/Au:N/C:N/I:N/A:P)
MOST PREVALENT MALWARE FILES August 23 - 30, 2018
COMPILED BY TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP

SHA 256: adbdde4fcb694514302b8dc7a987cb11ec82cefa450afd9a815351088f4a5b40
MD5: 8683e0b27f04087efba09c010fc7a1f8
VirusTotal: https://www.virustotal.com/#/file/adbdde4fcb694514302b8dc7a987cb11ec82cefa450afd9a815351088f4a5b40/details
Typical Filename: helperamc.zip
Claimed Product: Advanced Mac Cleaner
Detection Name: PUA.Osx.Trojan.Gt32supportgeeks::agent.tht.talos

SHA 256: 800c0d8e5a72d856398894329b6e3927b5b46bda9f8157d6e47c059cea3cb5b7
MD5: 68bdead645dc97e55597be4aa3664fa9
VirusTotal: https://www.virustotal.com/#/file/800c0d8e5a72d856398894329b6e3927b5b46bda9f8157d6e47c059cea3cb5b7/details
Typical Filename: SearchBar_2.25.exe
Claimed Product: Desktop Search BarDesktop
Detection Name: PUA.Win.Ransomware.Spigot::in03.talos

SHA 256: 1e61fe9d4ab0d10bf770b06944e80d96c8f533920b27418248f932e05cd84384
MD5: 08d65f89331581d22dbe97671b05dc8608d
VirusTotal: https://www.virustotal.com/#/file/1e61fe9d4ab0d10bf770b06944e80d96c8f533920b27418248f932e05cd84384/details
Typical Filename: TSVNCache.exe
Claimed Product: TortoiseSVN
Detection Name: Win.Trojan.Emotet.hunt.Talos

SHA 256: b79b696f6e3d66512faab754ed00d46608ae1a94c6b827b5292266e73768a263
MD5: 153f1b0f2dd2c766583415561670ea20
VirusTotal: https://www.virustotal.com/#/file/b79b696f6e3d66512faab754ed00d46608ae1a94c6b827b5292266e73768a263/details
Typical Filename: TSVNCache.exe
Claimed Product: TortoiseSVN
Detection Name: Win.Trojan.Emotet.hunt.Talos

SHA 256: 0b5a060cb8ac0611f910926087d68eb86156149f2c3bf7ac85feafd7af3bc576
MD5: 7a000e948bc4d2dfc304d734a7ddc7a17a0
VirusTotal: https://www.virustotal.com/#/file/0b5a060cb8ac0611f910926087d68eb86156149f2c3bf7ac85feafd7af3bc576/details
Typical Filename: maftask.zip
Claimed Product: N/A
Detection Name: W32.AgentWDCR:Gen.21gn.1201