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Androm Malware
Published: 12/12/2025
Written by: Lizzie Danielson
What is Androm Malware?
Androm, or Andromeda, is a backdoor trojan and malware delivery system that emerged as a key player in the cybercrime ecosystem. It enables attackers to download and execute additional payloads, making it highly adaptable and scalable. Androm’s primary functions include establishing persistence, stealing sensitive data, and facilitating other malicious activities. Due to its widespread use in malicious campaigns, Androm is classified as a high-risk threat.
When was Androm first discovered?
Androm malware was first identified in 2011 and has been linked to multiple advanced cybercrime operations since its inception. Originally detected as a tool sold on underground forums, it quickly earned notoriety as an adaptable and reliable platform for escalating malicious campaigns.
Who created Androm?
The original authorship of the Andromeda/Gamarue malware kit has not been publicly confirmed, and the underlying code was sold as a crimeware-as-a-service toolkit on underground forums beginning around 2011, meaning many distinct threat actors operated their own Andromeda-based botnets.
However, the claim that the people behind Andromeda remain entirely anonymous is not accurate. As part of the landmark November 2017 international takedown operation (publicly announced December 4, 2017), a Belarusian national was arrested in connection with operating one of the botnet's primary instances. Europol and Belarusian authorities declined to publicly name the suspect at the time, but cybersecurity firm Recorded Future assessed with high confidence that the arrested individual was Sergey Yarets (also known by the handle "Ar3s," and referred to in underground forums as "the Belarusian").
Yarets had operated in Russian-speaking criminal underground forums since at least 2004 and was also known by the handles "Apec" and "Ch1t3r." Yarets was assessed to be a primary operator who rented access to the Andromeda botnet infrastructure to other cybercriminals — not necessarily the sole original developer of the malware code itself. He was subsequently convicted by Belarusian authorities. After cooperating with investigators and surrendering his criminal proceeds (approximately 11,000 Belarusian rubles, or ~$5,400), he received a lenient sentence in 2018, with his fine credited against the six months he had already served following his December 2017 arrest. The broader Andromeda malware family — spanning 80+ associated malware variants and 464 distinct botnets — was developed and distributed across a diffuse criminal ecosystem rather than by a single monolithic group.
Read more from Europol here.
What does Androm target?
Androm primarily compromises Windows-based systems and often targets small to medium-sized enterprises (SMEs). Industries such as healthcare, finance, and retail are frequently affected, but its adaptability allows it to target various organizations globally.
Androm distribution method
Androm malware spreads through deceptive methods such as phishing emails, malicious attachments, exploit kits, and drive-by downloads. Cybercriminals often disguise Androm as legitimate files to trick users into unintentionally downloading and executing the malicious code.
Technical analysis of Androm Malware
Androm is modular, enabling attackers to load additional plugins to expand functionality. Upon infection, Androm establishes persistence by modifying registry entries or files. It communicates with command-and-control (C2) servers to receive new instructions or payloads. Its evasion techniques include encryption and anti-analysis mechanisms, making detection challenging for standard antivirus solutions.
Tactics, Techniques & Procedures (TTPs)
Androm relies on techniques such as phishing (T1566), file execution via scheduled tasks (T1053), and exfiltration over C2 channels (T1041).
Indicators of Compromise (IoCs)
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IP addresses and domains associated with Androm C2 servers
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MD5/SHA256 hashes of Androm binaries and plugins
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Unusual outbound traffic to unknown hosts
Malware Guide
Our malware guide shows you how to shut down those infiltration paths before they ever become a crisis.
How to know if you’re infected with Androm?
Signs of Androm infection may include unexplained system slowdowns, high network usage, the presence of unfamiliar processes, or connections to suspicious IP addresses. A spike in phishing activity within an organization could also indicate active distribution of Androm.
Androm removal instructions
It is vital to isolate infected devices and remove Androm using an endpoint detection and response (EDR) platform or specialized anti-malware software. Manual removal, while possible, isn’t recommended due to its complexity and risk of incomplete cleanup.
Is Androm still active?
Yes, Androm remains active in various forms. While its original operation has diminished following high-profile take-down efforts, its modular design allows for re-emergence through new variants and campaigns.
Mitigation & prevention strategies
To protect against Androm and similar malware, organizations are encouraged to enable multi-factor authentication (MFA), patch vulnerabilities promptly, educate users about phishing attacks, and deploy continuous monitoring solutions like Huntress Managed ITDR. Additionally, network segmentation and zero-trust security models reduce the blast radius of potential infections.
Related educational articles & videos
Androm FAQ
Androm is a backdoor trojan malware used to deliver other malicious payloads. It works by establishing persistence on infected systems, connecting to C2 servers, and executing additional tasks based on attacker commands.
Androm spreads through phishing emails, malicious attachments, exploit kits, and drive-by downloads. Attackers trick users into opening infected files or visiting compromised sites.
Yes, Androm remains a threat due to its modular design and re-emergence through new variants. Constant vigilance with updated security tools is essential.
Utilizing EDR solutions, enabling MFA, educating users about phishing, and monitoring network activity are vital strategies. Huntress offers 24/7 threat detection and remediation to help mitigate risks.
