MalwareUsed by 1 actor

EggStremeLoader

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THREAT ACTORS

Groups observed using it

1 distinct threat actor attributed by public researchers. Open in Mallory to see the full evidence chain and overlapping campaigns.

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CL-STA-1048

EggStremeLoader, another component of the EggStreme malware framework that's launched by EggStremeFuel. It supports 59 backdoor commands to support extensive data theft.

via the hacker newsthehackernews.com

MITRE ATT&CK

Techniques & procedures

2 distinct techniques documented for this family, organized by ATT&CK tactic.

Command and Control

1 technique

T1105Ingress Tool TransferEvidence1

TacticCommand and Control

EggStremeFuel, a lightweight backdoor that's equipped to download/upload files... EggStremeLoader... supports 59 backdoor commands... This includes a variant that facilitates file download/upload over Dropbox. MASOL RAT... with file download/upload... COOLCLIENT... supports file download/upload.

Exfiltration

1 technique

T1567.002Exfiltration to Cloud StorageEvidence1

TacticExfiltration

EggStremeLoader... supports 59 backdoor commands to support extensive data theft. This includes a variant that facilitates file download/upload over Dropbox.

ACTIVITY FEED

Recent activity

1 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

1 SOURCESView more in app

the hacker newsNews

Mar 30, 2026

Three China-Linked Clusters Target Southeast Asian Government in 2025 Cyber Campaign

Component of the EggStreme malware framework launched by EggStremeFuel; supports 59 backdoor commands and extensive data theft, including a variant that facilitates file download/upload over Dropbox.

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IOC matching

Match every observed IP, domain, and hash against your live telemetry.

Threat actor attribution1

Named campaigns wielding this family, with evidence pinned to each claim.

Exploited vulnerabilities

CVEs this family uses for access and lateral movement.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

MITRE ATT&CK mapping2

Every documented technique, ranked by evidence weight.

Researcher chatter

Reddit, Mastodon, and CTI community discussion around this family.