Cервис управления информационной безопасностью
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MITRE ATT&CK - Инструмент HTTPBrowser
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HTTPBrowser
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HTTPBrowser

HTTPBrowser is malware that has been used by several threat groups. (Citation: ThreatStream Evasion Analysis) (Citation: Dell TG-3390) It is believed to be of Chinese origin. (Citation: ThreatConnect Anthem)
ID: S0070
Associated Software: HttpDump
Type: MALWARE
Platforms: Windows
Version: 1.1
Created: 31 May 2017
Last Modified: 20 Mar 2020

Associated Software Descriptions
Name Description
HttpDump (Citation: ThreatConnect Anthem)

Techniques Used
Domain ID Name Use
Enterprise T1071 .001 Application Layer Protocol: Web Protocols

HTTPBrowser has used HTTP and HTTPS for command and control.(Citation: Dell TG-3390)(Citation: ThreatStream Evasion Analysis)
.004 Application Layer Protocol: DNS

HTTPBrowser has used DNS for command and control.(Citation: Dell TG-3390)(Citation: ThreatStream Evasion Analysis)

Enterprise T1547 .001 Boot or Logon Autostart Execution: Registry Run Keys / Startup Folder

HTTPBrowser has established persistence by setting the HKCU\Software\Microsoft\Windows\CurrentVersion\Run key value for wdm to the path of the executable. It has also used the Registry entry HKEY_USERS\Software\Microsoft\Windows\CurrentVersion\Run vpdn “%ALLUSERPROFILE%\%APPDATA%\vpdn\VPDN_LU.exe” to establish persistence.(Citation: ZScaler Hacking Team)(Citation: ThreatStream Evasion Analysis)
Enterprise T1059 .003 Command and Scripting Interpreter: Windows Command Shell

HTTPBrowser is capable of spawning a reverse shell on a victim.(Citation: Dell TG-3390)
Enterprise T1574 .001 Hijack Execution Flow: DLL Search Order Hijacking

HTTPBrowser abuses the Windows DLL load order by using a legitimate Symantec anti-virus binary, VPDN_LU.exe, to load a malicious DLL that mimics a legitimate Symantec DLL, navlu.dll.(Citation: ZScaler Hacking Team)
.002 Hijack Execution Flow: DLL Side-Loading

HTTPBrowser has used DLL side-loading.(Citation: Dell TG-3390)

Enterprise T1070 .004 Indicator Removal: File Deletion

HTTPBrowser deletes its original installer file once installation is complete.(Citation: ZScaler Hacking Team)
Enterprise T1056 .001 Input Capture: Keylogging

HTTPBrowser is capable of capturing keystrokes on victims.(Citation: Dell TG-3390)
Enterprise T1036 .005 Masquerading: Match Legitimate Name or Location

HTTPBrowser's installer contains a malicious file named navlu.dll to decrypt and run the RAT. navlu.dll is also the name of a legitimate Symantec DLL.(Citation: ZScaler Hacking Team)

Groups That Use This Software
ID Name References
G0027 Threat Group-3390

(Citation: Dell TG-3390) (Citation: SecureWorks BRONZE UNION June 2017) (Citation: Nccgroup Emissary Panda May 2018) (Citation: Trend Micro Iron Tiger April 2021)

G0026 APT18

(Citation: RSA2017 Detect and Respond Adair)

References

  1. Desai, D.. (2015, August 14). Chinese cyber espionage APT group leveraging recently leaked Hacking Team exploits to target a Financial Services Firm. Retrieved January 26, 2016.
  2. Shelmire, A.. (2015, July 6). Evasive Maneuvers. Retrieved January 22, 2016.
  3. Dell SecureWorks Counter Threat Unit Threat Intelligence. (2015, August 5). Threat Group-3390 Targets Organizations for Cyberespionage. Retrieved August 18, 2018.
  4. ThreatConnect Research Team. (2015, February 27). The Anthem Hack: All Roads Lead to China. Retrieved January 26, 2016.
  5. Counter Threat Unit Research Team. (2017, June 27). BRONZE UNION Cyberespionage Persists Despite Disclosures. Retrieved July 13, 2017.
  6. Pantazopoulos, N., Henry T. (2018, May 18). Emissary Panda – A potential new malicious tool. Retrieved June 25, 2018.
  7. Lunghi, D. and Lu, K. (2021, April 9). Iron Tiger APT Updates Toolkit With Evolved SysUpdate Malware. Retrieved November 12, 2021.
  8. Adair, S. (2017, February 17). Detecting and Responding to Advanced Threats within Exchange Environments. Retrieved March 20, 2017.
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