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🇧🇷 BR

GXC Team

Also known asGXC Team

GXC Team is a cybercrime group and crime-as-a-service (CaaS) operation dismantled by the Spanish Guardia Civil in May 2025 with assistance from Group-IB. The group was allegedly led by a 25-year-old Brazilian national using the alias GoogleXcoder. Reporting states that GXC Team emerged in 2023 and operated via Telegram and at least one Russian-speaking hacker forum, providing phishing kits, Android malware, AI-powered voice scam tools, and support services to other cybercriminals. The operation targeted banks, government entities, transportation organizations, e-commerce organizations, and online shops. Victims were reported in Spain, Slovakia, the United Kingdom, the United States, and Brazil. The phishing kits cloned legitimate websites, including those of 10 Spanish banks and more than 30 international institutions and government portals, to steal credentials. The Android malware was described as disguising itself as a banking app and stealing OTPs by becoming the primary messaging app; other reporting describes it as an SMS-stealing Android trojan. The voice scam tooling used AI-generated calls to trick victims into disclosing 2FA codes. Group-IB reported identifying more than 250 fake scam sites and nine malware types tied to the infrastructure. The tools were marketed through underground channels, including a Telegram group reportedly named "Steal everything from grandmas." Authorities stated the campaigns caused millions in losses over the past year. Spanish authorities conducted six searches across Spain, arrested the alleged mastermind in San Vicente de la Barquera, Cantabria, detained other criminals using the tools, seized electronic devices containing source code, communications, and financial records, deactivated Telegram channels associated with the operation, and recovered stolen funds moved through digital currencies. Known alias directly mentioned in the content: GoogleXcoder (alleged leader/operator associated with GXC Team).

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OPERATIONAL PROFILE

Targeting

Who, where, and (when attributed) which flag flies behind the operation. Pulled from open-source reporting and Mallory's analyst review.

Who they target

Sectors the actor has been observed targeting.

  • Banks
  • Government & Administration
  • Consumer Discretionary Distribution & Retail
  • Transportation

Where they target

Geographies tied to known operations.

  • 🇧🇷 Brazil
  • 🇸🇰 Slovakia
  • 🇪🇸 Spain
  • 🇺🇸 United States
  • 🇬🇧 United Kingdom

Where they're from

Attributed origin per open-source reporting.

  • BR
MITRE ATT&CK

Tradecraft

5 distinct techniques observed across reporting, grouped by tactic. Hover any cell for the evidence excerpt; click through for MITRE's full description.

5 of 15 tactics6 techniques×N= number of intelligence reports citing this technique
MITRE ATT&CK
TA0043
Reconnaissance
1 technique
T1598
Phishing for Information
TA0001
Initial Access
1 technique
T1566
Phishing
TA0005
Stealth
1 technique
T1036
Masquerading
TA0006
Credential Access
2 techniques
T1056
Input Capture
T1528
Steal Application Access Token
TA0009
Collection
1 technique
T1056
Input Capture
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Target overlap

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Tradecraft mapping5

Every observed MITRE ATT&CK technique, grouped by tactic.

Malware arsenal

Families this actor is known to deploy, with IOCs and behavior.

Exploited CVEs

CVEs this actor has used in known campaigns.

Detection signatures

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

Observables

Domains, IPs, and hashes tied to this actor, refreshed continuously.