5 malware families

Valley Thief

Also known asValley Thief

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

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

8 of 15 tactics26 techniques×N= number of intelligence reports citing this technique

MITRE ATT&CK

TA0042

Resource Development

1 technique

T1583

Acquire Infrastructure

T1583.001

Domains

TA0001

Initial Access

1 technique

T1566

Phishing

T1566.001

Spearphishing Attachment

T1566.002

Spearphishing Link

TA0002

Execution

3 techniques

T1053

Scheduled Task/Job

T1053.005

Scheduled Task

T1059

Command and Scripting Interpreter

T1059.001

PowerShell

T1574

Hijack Execution Flow

TA0003

Persistence

1 technique

T1053

Scheduled Task/Job

T1053.005

Scheduled Task

TA0004

Privilege Escalation

2 techniques

T1053

Scheduled Task/Job

T1053.005

Scheduled Task

T1055

Process Injection

T1055.001

Dynamic-link Library Injection

TA0005

Stealth

4 techniques

T1036

Masquerading

T1055

Process Injection

T1055.001

Dynamic-link Library Injection

T1574

Hijack Execution Flow

T1620

Reflective Code Loading

TA0112

Defense Impairment

1 technique

T1553

Subvert Trust Controls

T1553.002

Code Signing

TA0011

Command and Control

3 techniques

T1071

Application Layer Protocol

T1105

Ingress Tool Transfer

T1219

Remote Access Tools

ARSENAL

Associated malware families

5 malware families attributed to this actor across reporting.

FamilyContextEvidenceLast seen

AtlasCross RATChinese-speaking users are the target of an active campaign that uses typosquatted domains impersonating trusted software brands to deliver a previously undocumented remote access trojan named AtlasCross RAT.1Mar 31, 2026

BlackmoonSome aspects of the campaign were previously highlighted by eSentire in January 2026, with the attacks using tax-themed lures to target Indian users with the Blackmoon malware.1Mar 31, 2026

Gh0stCringeThe discovery of AtlasCross RAT represents an evolution of the threat actor's arsenal from Gh0st RAT derivatives like ValleyRAT (aka Winos 4.0), Gh0stCringe, and HoldingHands RAT (aka Gh0stBins).1Mar 31, 2026

HoldingHands RATThe discovery of AtlasCross RAT represents an evolution of the threat actor's arsenal from Gh0st RAT derivatives like ValleyRAT (aka Winos 4.0), Gh0stCringe, and HoldingHands RAT (aka Gh0stBins).1Mar 31, 2026

ValleyRATThe discovery of AtlasCross RAT represents an evolution of the threat actor's arsenal from Gh0st RAT derivatives like ValleyRAT (aka Winos 4.0), Gh0stCringe, and HoldingHands RAT (aka Gh0stBins).1Mar 31, 2026

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 mapping15

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

Malware arsenal5

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.