Full Report
2025-07-07 • Github (VenzoV) • VenzoV • win.amatera Open article on Malpedia
Analysis Summary
Based on the provided context, which only links to an external report about "Golang garbled executable from Amatera config" without providing the actual content of the analysis, I can only structure the summary template based on the names mentioned. **Crucially, without the content of the article, the technical details, TTPs, and IOCs will be placeholders or inferred from the name "Amatera config."**
The primary subject appears to be related to the **Amatera Stealer**.
# Tool/Technique: Amatera Stealer (Golang garbled executable)
## Overview
This entry pertains to a malware sample identified as a Golang-compiled, potentially obfuscated executable associated with the Amatera Stealer (or a related implant/configuration mechanism). Its primary purpose is likely information theft, based on the common nature of "Stealer" malware.
## Technical Details
- Type: Malware family (Specific variant details unknown without full analysis)
- Platform: [Inferred: Likely Windows, given commonality for stealers and Golang compilation context]
- Capabilities: [Inferred: Stealing data, communication with C2]
- First Seen: [Unknown - Reference date 2025-07-07 in context, likely referencing report date]
## MITRE ATT&CK Mapping
*Note: Mappings are generalized based on "Stealer" typology as specific TTPs are absent.*
- [TA0010 - Exfiltration]
- [T1041 - Exfiltration Over C2 Channel]
- [TA0005 - Defense Evasion]
- [T1027 - Obfuscated Files or Information] (Implied by "garbled executable")
## Functionality
### Core Capabilities
- Execution of Golang payload.
- Potential configuration loading mechanism indicated by "Amatera config".
- [Inferred: Data collection from the compromised system.]
### Advanced Features
- [Inferred: Use of Golang for cross-compilation and potentially bypassing certain security controls.]
- [Inferred: Obfuscation/garbling used to hinder static analysis.]
## Indicators of Compromise
*Note: No specific IOCs were provided in the context.*
- File Hashes: [Requires analysis report]
- File Names: ["shark.exe" mentioned in the external link]
- Registry Keys: [Requires analysis report]
- Network Indicators: [Requires analysis report - Defanged placeholder: C2_DOMAIN_EXAMPLE[.]com]
- Behavioral Indicators: [Requires analysis report]
## Associated Threat Actors
- [Unknown based on context, but associated with the distribution/use of Amatera Stealer]
## Detection Methods
- [Signature-based detection]: Requires signatures derived from the specific Golang binary structure or known strings.
- [Behavioral detection]: Monitoring for unexpected file creation (especially in temporary directories) or outbound network connections attempting mass data transfer.
- [YARA rules if available]: [Requires analysis report]
## Mitigation Strategies
- [Prevention measures]: Strict application whitelisting, adherence to the principle of least privilege.
- [Hardening recommendations]: Ensure robust endpoint detection and response (EDR) configured to flag suspicious process injection or memory access patterns common to information stealers.
## Related Tools/Techniques
- Other Golang-based malware families.
- Other Information Stealers targeting Windows credentials or browser data.