Malware

hcdLoader

HcdLoader is a malware tool associated with the Wekby threat group (also referred to as TG-0416, APT-18, and Dynamite Panda). The provided content describes it as a remote access tool used by Wekby, particularly on externally facing servers, where it often installs itself as a Windows service to achieve persistence. It provides command-line access to compromised systems. The content specifically states that HcdLoader persists as a Windows service and is used for remote access; no additional infection vector, platform scope beyond Windows service persistence, or specific indicators of compromise are directly provided in the source content.

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MITRE ATT&CK

Techniques & procedures

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

Execution

1 technique

T1059.003Windows Command ShellEvidence4

The content repeatedly describes threat actors and malware using cmd.exe, the Windows command shell, to execute commands, launch payloads, run batch files, and automate actions on compromised hosts.

Persistence

1 technique

T1543.003Windows ServiceEvidence3

During the 2016 Ukraine Electric Power Attack, Sandworm Team used an arbitrary system service to load at system boot for persistence for Industroyer. They also replaced the ImagePath registry value of a Windows service with a new backdoor binary.

Privilege Escalation

1 technique

T1543.003Windows ServiceEvidence3

ACTIVITY FEED

Recent activity

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

3 SOURCESView more in app

mitre attack websiteNews

Mar 8, 2018

Create or Modify System Process: Windows Service, Sub-technique T1543.003 - Enterprise | MITRE ATT&CK®

Loader that installs itself as a Windows service for persistence.

anomali blogNews

Jan 24, 2026

Evasive Maneuvers by the Wekby Group with Custom ROP-packing and DNS Covert Channels

Remote-access tool/loader used by Wekby, commonly persisted as a Windows Service on externally facing servers to maintain access.

mitre attackNews

Jan 25, 2026

Command and Scripting Interpreter: Windows Command Shell, Sub-technique T1059.003 - Enterprise | MITRE ATT&CK®

Loader that provides command-line access on compromised systems.

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IOC matching

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Threat actor attribution

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.

hcdLoader