Cервис управления информационной безопасностью
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MITRE ATT&CK - Инструмент More_eggs
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More_eggs
Куда я попал?
SECURITM это SGRC система, ? автоматизирующая процессы в службах информационной безопасности. SECURITM помогает построить и управлять ИСПДн, КИИ, ГИС, СМИБ/СУИБ, банковскими системами защиты.
А еще SECURITM это место для обмена опытом и наработками для служб безопасности.
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More_eggs

More_eggs is a JScript backdoor used by Cobalt Group and FIN6. Its name was given based on the variable "More_eggs" being present in its code. There are at least two different versions of the backdoor being used, version 2.0 and version 4.4. (Citation: Talos Cobalt Group July 2018)(Citation: Security Intelligence More Eggs Aug 2019)
ID: S0284
Associated Software: SKID Terra Loader SpicyOmelette
Type: MALWARE
Platforms: Windows
Version: 3.0
Created: 17 Oct 2018
Last Modified: 23 Apr 2021

Associated Software Descriptions
Name Description
SKID (Citation: Crowdstrike GTR2020 Mar 2020)
Terra Loader (Citation: Security Intelligence More Eggs Aug 2019)(Citation: Visa FIN6 Feb 2019)
SpicyOmelette (Citation: Security Intelligence More Eggs Aug 2019)

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

More_eggs uses HTTPS for C2.(Citation: Talos Cobalt Group July 2018)(Citation: Security Intelligence More Eggs Aug 2019)
Enterprise T1059 .003 Command and Scripting Interpreter: Windows Command Shell

More_eggs has used cmd.exe for execution.(Citation: Security Intelligence More Eggs Aug 2019)(Citation: ESET EvilNum July 2020)
Enterprise T1132 .001 Data Encoding: Standard Encoding

More_eggs has used basE91 encoding, along with encryption, for C2 communication.(Citation: Security Intelligence More Eggs Aug 2019)
Enterprise T1573 .001 Encrypted Channel: Symmetric Cryptography

More_eggs has used an RC4-based encryption method for its C2 communications.(Citation: Security Intelligence More Eggs Aug 2019)
Enterprise T1070 .004 Indicator Removal: File Deletion

More_eggs can remove itself from a system.(Citation: Talos Cobalt Group July 2018)(Citation: Security Intelligence More Eggs Aug 2019)
Enterprise T1518 .001 Software Discovery: Security Software Discovery

More_eggs can obtain information on installed anti-malware programs.(Citation: Talos Cobalt Group July 2018)
Enterprise T1553 .002 Subvert Trust Controls: Code Signing

More_eggs has used a signed binary shellcode loader and a signed Dynamic Link Library (DLL) to create a reverse shell.(Citation: Security Intelligence More Eggs Aug 2019)
Enterprise T1218 .010 System Binary Proxy Execution: Regsvr32

More_eggs has used regsvr32.exe to execute the malicious DLL.(Citation: Security Intelligence More Eggs Aug 2019)
Enterprise T1016 .001 System Network Configuration Discovery: Internet Connection Discovery

More_eggs has used HTTP GET requests to check internet connectivity.(Citation: Security Intelligence More Eggs Aug 2019)

Groups That Use This Software
ID Name References
G0120 Evilnum

(Citation: ESET EvilNum July 2020)

G0037 FIN6

(Citation: Security Intelligence More Eggs Aug 2019) (Citation: Visa FIN6 Feb 2019)

G0080 Cobalt Group

(Citation: Talos Cobalt Group July 2018) (Citation: Crowdstrike GTR2020 Mar 2020)

References

  1. Svajcer, V. (2018, July 31). Multiple Cobalt Personality Disorder. Retrieved September 5, 2018.
  2. Villadsen, O.. (2019, August 29). More_eggs, Anyone? Threat Actor ITG08 Strikes Again. Retrieved September 16, 2019.
  3. Porolli, M. (2020, July 9). More evil: A deep look at Evilnum and its toolset. Retrieved January 22, 2021.
  4. Crowdstrike. (2020, March 2). 2020 Global Threat Report. Retrieved December 11, 2020.
  5. Visa Public. (2019, February). FIN6 Cybercrime Group Expands Threat to eCommerce Merchants. Retrieved September 16, 2019.
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