TF-2012725
high
📛 Threat Title
Vidar: URL that is used for botnet Command&control (C&C) https://a4.aldoku77.org/u7/
Description
Indicator that identifies a botnet command&control server (C&C). IOC type: URL that is used for botnet Command&control (C&C). Attributed malware: Vidar. Confidence: 100. First seen: 2026-11-03 09:20:48 UTC. Reporter: crep1x. Tags: Vidar.
Indicators of Compromise (1)
Each indicator is enriched from the IOC database, threat-intel feed corroboration (Threat Hunt) and VirusTotal. Click one to expand.
url
https://a4.aldoku77.org/u7/
UrlVoid 1 / 36
IOC database
- Type
- url
- Value
https://a4.aldoku77.org/u7/- First seen
- Last seen
- Attached to this threat
- Appears in
- 1 threat
- Description
- URL that is used for botnet Command&control (C&C) attributed to Vidar
Threat Hunt — feed corroboration
Not present in any configured threat-intel feed.
Details From VirusTotal
No VirusTotal details cached for this IOC. Open the IOC page to query VirusTotal.
References (2)
- Malpedia profile Threatfox IOCs/Threats
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ThreatFox IOC page
Threatfox IOCs/Threats
Indicator that identifies a botnet command&control server (C&C). IOC type: URL that is used for botnet Command&control (C&C). Attributed malware: Vidar. Confidence: 100. First seen: 2026-11-03 09:20:48 UTC. Reporter: crep1x. Tags: Vidar.
Remediations (10)
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web:urlhaus.abuse.ch
URLhaus URLhaus is a platform from abuse.ch and Spamhaus dedicated to sharing malicious URLs that are being used for malware distribution. Report URLs and explore the database for valuable intelligence. Use the APIs, to seamlessly push and pull signals, and automate bulk queries. With this intelligence, gain insights into malware behavior, to help identify, track, and mitigate against malware ...
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web:wazuh.com
The malware sends the stolen data to a remote command and control (C2) server. Previously, Vidar communicated with C2 servers that were hard-coded inside the malware. Recently, the malware communicates with continuously changing C2 servers that it receives from legitimate websites.
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web:www.censys.com
Vidar Operational Details Vidar uses common network communication methods, and once in place, it will connect to a Telegram server to fetch the URL of the Command and Control (C2) server. In the following two screenshots, you will see examples of this C2 distribution method via Telegram or, if that fails, a backup Steam account.
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web:www.cyfirma.com
Key Findings Vidar is an information-stealing malware that targets a wide range of data. It is being sold as a malware-as-a-service on the dark web and underground forums. It comes with customizable functionality. The malware hides the core malicious code in an obfuscated form and decodes after analyzing the environment for debugger/analysis tools.
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web:www.darktrace.com
In the latter half of 2022, Darktrace observed a rise in Vidar Stealer infections across its client base. These infections consisted in a predictable series of network behaviors, including usage of certain social media platforms for the retrieval of Command and Control (C2) information and usage of certain URI patterns in C2 communications.
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web:www.esentire.com
Dive deeper into the technical details gathered during eSentire's Threat Response Unit (TRU) team's research and threat analysis of the Vidar Stealer malware.
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web:www.hhs.gov
Vidar frequently uses social media as part of its command and control (C2) infrastructure. The IP address of the C2 infrastructure will be embedded in a user profile on platforms like Mastodon, Telegram, etc. The malware can access this profile, contact the indicated IP address, and download configuration files, instructions, and other malware.
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web:www.pointwild.com
Initial Infection Vector for Vidar (2026) The initial infection vector for Vidar infostealer in 2026 has significantly evolved from traditional exploit-based delivery to highly user-driven and social engineering-based execution chains.
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web:www.quorumcyber.com
Executive Summary • Vidar is a strain of "information stealer", or "infostealer", malware, compiled in C++, which collects personal information, private documents, and account data from the devices of infected users. The malware itself is either a fork, or evolution of, the "Arkei" malware variant. Moreover, Vidar malware can be obtained as a "Malware-as-a-Service (MaaS ...
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web:www.spamhaus.org
The Spamhaus Botnet Controller List (BCL) is a specialized, advisory "drop all traffic" list. It consists of IP addresses that are actively used by cybercriminals to control malware-infected computers (bots). This is a high-confidence list, with false positives being extremely rare, to block as much high-risk, malicious traffic as possible.
AI Forensic Analysis
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