36 malware familiesExploits CVEs in the wild

Stonefly/Clasiopa

Also known asStonefly/Clasiopa

Are they targeting you?

Know when an actor pivots toward your sector

Mallory correlates actor tradecraft and target patterns against your stack, your sector, and your geography. See overlap before they land.

Start free trial

MITRE ATT&CK

Tradecraft

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

11 of 15 tactics22 techniques×N= number of intelligence reports citing this technique

MITRE ATT&CK

TA0043

Reconnaissance

4 techniques

T1591

Gather Victim Org Information

T1592

Gather Victim Host Information

T1595×2

Active Scanning

T1596

Search Open Technical Databases

TA0042

Resource Development

1 technique

T1587

Develop Capabilities

T1587.001

Malware

T1587.004

Exploits

TA0001

Initial Access

1 technique

T1190

Exploit Public-Facing Application

TA0002

Execution

1 technique

T1059

Command and Scripting Interpreter

TA0005

Stealth

1 technique

T1027

Obfuscated Files or Information

TA0006

Credential Access

1 technique

T1003

OS Credential Dumping

TA0007

Discovery

2 techniques

T1083

File and Directory Discovery

T1087

Account Discovery

TA0008

Lateral Movement

1 technique

T1021

Remote Services

T1021.002

SMB/Windows Admin Shares

TA0009

Collection

2 techniques

T1039

Data from Network Shared Drive

T1560

Archive Collected Data

TA0011

Command and Control

3 techniques

T1071

Application Layer Protocol

T1090

Proxy

T1572

Protocol Tunneling

TA0010

Exfiltration

2 techniques

T1048

Exfiltration Over Alternative Protocol

T1567

Exfiltration Over Web Service

ARSENAL

Associated malware families

36 malware families attributed to this actor across reporting.

FamilyContextEvidenceLast seen

AgniDetection Methods... rule Andariel_Agni1Mar 18, 2026

Andariel Scheduled Task MalwareOver the last 15 years, the group has developed RATs, including the following... ▪ Andariel Scheduled Task Malware1Mar 18, 2026

AndarLoaderOver the last 15 years, the group has developed RATs, including the following... ▪ AndarLoader1Mar 18, 2026

AsyncRATThe authoring agencies have identified the following open source and dual-use tools as used and/or customized by the actors: ▪ AsyncRAT1Mar 18, 2026

AtharvanOver the last 15 years, the group has developed RATs, including the following, to permit remote access and manipulation of systems and lateral movement. ▪ Atharvan1Mar 18, 2026

31 additional families tracked in Mallory.

WEAPONIZED

Associated vulnerabilities

1 CVE this actor has used in observed campaigns. 1 of them exploited in the wild.

CVE-2021-44228Log4ShellIn the wildEvidence1

The actors gain initial access through widespread exploitation of web servers through known vulnerabilities, such as CVE-2021-44228 (“Log4Shell”) in Apache’s Log4j software library... Note: CVE-2021-44228 ‘Log4Shell’ was disclosed in December 2021 and affects the Log4j library prior to version 2.17.0.

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.

What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: sector and geo overlap with your footprint, the IOCs they’re burning right now, detection coverage, and what to do next.

Start free trial

Target overlap

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

Tradecraft mapping21

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

Malware arsenal36

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

Exploited CVEs1

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.