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1 malware family

SilverFox APT

Also known asSilverFox APT
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MITRE ATT&CK

Tradecraft

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

10 of 15 tactics30 techniques×N= number of intelligence reports citing this technique
MITRE ATT&CK
TA0001
Initial Access
1 technique
T1566
Phishing
T1566.002×2
Spearphishing Link
TA0002
Execution
1 technique
T1059
Command and Scripting Interpreter
T1059.001×2
PowerShell
TA0003
Persistence
2 techniques
T1112
Modify Registry
T1543
Create or Modify System Process
T1543.003×2
Windows Service
TA0004
Privilege Escalation
2 techniques
T1055×3
Process Injection
T1543
Create or Modify System Process
T1543.003×2
Windows Service
TA0005
Stealth
6 techniques
T1027
Obfuscated Files or Information
T1036×2
Masquerading
T1055×3
Process Injection
T1070
Indicator Removal
T1070.006
Timestomp
T1140
Deobfuscate/Decode Files or Information
T1620×2
Reflective Code Loading
TA0112
Defense Impairment
1 technique
T1112
Modify Registry
TA0006
Credential Access
1 technique
T1056
Input Capture
T1056.001×3
Keylogging
TA0007
Discovery
4 techniques
T1010
Application Window Discovery
T1012
Query Registry
T1082
System Information Discovery
T1120
Peripheral Device Discovery
TA0009
Collection
4 techniques
T1056
Input Capture
T1056.001×3
Keylogging
T1074
Data Staged
T1115×3
Clipboard Data
T1560
Archive Collected Data
TA0011
Command and Control
1 technique
T1071×2
Application Layer Protocol
ARSENAL

Associated malware families

1 malware family attributed to this actor across reporting.

FamilyContextEvidenceLast seen
ValleyRATOur investigation revealed that the delivered payload leverages a DLL sideloading chain via a legitimate executable (GameBox.exe) developed by Tencent, ultimately deploying a ValleyRAT variant.2May 26, 2026
IOCS

Observables

7 indicators attributed to this actor: domains, IPs, hashes, and other artifacts pulled from reporting. View more in app.

7 IOCsView more in app

IOC values are gated. View more in Mallory for domains, IPs, hashes, and other artifacts, or pipe them straight into your SIEM.

ACTIVITY FEED

Recent activity

No public activity tracked yet. Mallory keeps watching.

0 SOURCESView more in app

No public activity observed for this threat actor.

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Target overlap

Match sector + geo + tech-stack targeting against your real footprint.

Tradecraft mapping20

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

Malware arsenal1

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.

Observables7

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