MalwareUsed by 1 actor

InjectWithDyldArm64

For your environment

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THREAT ACTORS

Groups observed using it

1 distinct threat actor attributed by public researchers. Open in Mallory to see the full evidence chain and overlapping campaigns.

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North Korean threat actors

At the heart of the infection sequence is a C++ loader called InjectWithDyldArm64 (aka InjectWithDyld), which decrypts two embedded binaries named Target and trojan1_arm64.

via the hacker newsthehackernews.com

MITRE ATT&CK

Techniques & procedures

1 distinct technique documented for this family, organized by ATT&CK tactic.

Privilege Escalation

1 technique

T1055Process InjectionEvidence1

TacticsPrivilege Escalation Stealth

"Unusually for macOS malware, the threat actors employ a process injection technique... InjectWithDyldArm64 launches Target in a suspended state and injects into it..."

Stealth

1 technique

T1055Process InjectionEvidence1

TacticsPrivilege Escalation Stealth

"Unusually for macOS malware, the threat actors employ a process injection technique... InjectWithDyldArm64 launches Target in a suspended state and injects into it..."

ACTIVITY FEED

Recent activity

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

1 SOURCESView more in app

the hacker newsNews

Jul 2, 2025

North Korean Hackers Target Web3 with Nim Malware and Use ClickFix in BabyShark Campaign

A C++ macOS loader used in the NimDoor infection chain that decrypts embedded payloads, launches a target process in a suspended state, injects code from an embedded payload into it, and resumes execution to run the malicious code via process injection.

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IOC matching

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Threat actor attribution1

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 mapping1

Every documented technique, ranked by evidence weight.

Researcher chatter

Reddit, Mastodon, and CTI community discussion around this family.