Faking it in Digital Advertising

Posted by Mike O'Brien on April 1, 2025 in Postcards from the digital frontier | Leave a comment

Bots Faking Consumer Engagement in Digital Advertising

The digital advertising ecosystem is increasingly compromised by bot-driven fraud, wherein automated programs mimic human behaviours to falsely inflate metrics such as impressions, clicks, and conversions. This phenomenon not only distorts campaign performance but also siphons billions in advertising budgets (Juniper Research, 2023). This paper collates empirical case studies, technical reports, and regulatory actions to highlight the systemic challenge of bot fraud, offering strategic responses for advertisers.

1. Brand Case Studies: Discoveries of Bot-Driven Ad Fraud

Several prominent brands have uncovered large-scale ad fraud that significantly compromised the value of their digital investments:

• Procter & Gamble (P&G) and Unilever found substantial portions of their digital budgets were misallocated to fraudulent traffic. A BuzzFeed News investigation identified over 40 content farm websites with poor-quality English, set up to redirect users and artificially inflate ad views. Over 100 brands were impacted, prompting P&G to cut over $100 million in digital spend without adverse effects on sales performance (Marketing Dive, 2018).
• JPMorgan Chase reduced the number of websites displaying its ads from 400,000 to 5,000, discovering that the excluded sites had negligible business impact. This led to a strategic shift towards whitelisting, a tactic subsequently adopted by Verizon and others (Marketing Dive, 2017).
• Uber slashed approximately two-thirds of its digital marketing budget—amounting to $100 million—after uncovering fraudulent app install claims by third-party networks. Investigations revealed tactics such as click hijacking and click flooding, resulting in Uber initiating a landmark legal case (The Hustle, 2019).

Similar cases were reported by Hershey’s, IBM, T-Mobile, and US governmental bodies, reinforcing the prevalence of fraudulent engagement (PPC.land, 2021).

2. Industry Research: Scope and Scale of Ad Fraud

According to the World Federation of Advertisers (WFA), ad fraud may exceed $50 billion globally by 2025, second only to drug trafficking as a source of illicit revenue (PPC.land, 2023). Juniper Research (2023) noted that 22% of digital ad spend – approximately $84 billion – was lost to fraud in 2023, with projections nearing $172 billion by 2028.

Verification platforms also face challenges. Adalytics (2024) found that even industry-leading ad verification tools classified bot traffic as legitimate 77% of the time. DoubleVerify (2023) reported fraud rates of 11.2% in unprotected campaigns, compared to just 0.6% when fraud protection was enabled – a stark 18x difference.

Imperva (2024) revealed bots accounted for 49.6% of internet traffic, of which 32% were identified as “bad bots,” an increase from 24% in 2019. Human traffic fell to 50.4%, indicating bots now dominate global internet activity (MSSP Alert, 2024).

3. Technical Mechanisms: Mimicking Human Behaviour

Fraudulent engagement manifests through a blend of technical and human-driven tactics:

• Click Farms employ low-paid workers to generate clicks and social interactions. Notable examples include a 350,000 SIM card operation in Thailand and a low-wage “like farm” in Bangladesh (Guardian, 2017; CHEQ, 2019).
• Botnets and Malware such as Methbot and 3ve hijacked residential IPs and mimicked mouse movement and page interactions, leading to millions in fake ad impressions (US Department of Justice, 2018).
• Mobile App Install Fraud includes click injection, SDK spoofing, and device emulation. These methods exploit attribution systems to claim credit for organic app installs, a fraud tactic that heavily impacted Uber (ChargebackGurus, 2020).
• Fake Engagement on Social Platforms is enabled through bots capable of liking, commenting, and sharing content. Devumi, for instance, sold over 200 million fake Twitter followers, leading to a $2.5 million settlement (Federal Trade Commission, 2019).

The evolution of fraud tactics means bots now possess advanced capabilities such as solving CAPTCHAs, mimicking human typing, and simulating browsing behaviour (CHEQ, 2021).

4. Regulatory and Legal Interventions

Legal authorities are increasingly prosecuting bot fraud as a cybercrime. In 2018, the FBI dismantled Methbot and 3ve, arresting eight individuals and seizing server infrastructure (DOJ, 2018). Aleksandr Zhukov, the “King of Fraud,” was sentenced to 10 years in prison in 2021 for wire fraud and money laundering.

Self-regulation efforts include the Trustworthy Accountability Group (TAG), whose certified channels report <1% invalid traffic (TAG, 2023). Nonetheless, approximately 10% IVT persists in open programmatic ecosystems, underscoring the need for wider compliance.

5. Emerging Threats: AI Influencers and Synthetic Engagement

The rise of synthetic influencers presents new challenges. TikTok is actively promoting AI-generated virtual influencers, which – unlike VTubers operated by humans – are entirely AI-powered personas (Goat Agency, 2024). These digital avatars are marketed as collaboration opportunities for brands, creating “authentic-looking” content devoid of real human input. While potentially engaging, at a very personal level, this trend risks further blurring the line between genuine and fabricated engagement. Such avatars can be programmed to perform promotional tasks at scale, raising ethical concerns and the potential for misattributed influence or consumer manipulation. Some ai-bot influencers have already said things that the owners have come to regret during live streams on Twitch.

6. Strategic Recommendations for Advertisers

To mitigate bot-driven ad fraud, advertisers are advised to:

• Audit Partners Rigorously: Employ layered detection and post-campaign audits. Implement site whitelisting and ensure partners use certified verification systems.
• Consolidate Trusted Inventory: Reduce exposure by focusing on verified publishers. P&G and Chase achieved performance parity despite massive cutbacks in site volume.
• Engage with Industry Standards: Leverage initiatives like TAG Certified Channels to ensure every point in the supply chain is compliant.
• Analyse Behavioural Signals: Anomalies such as rapid conversions or unusual geographic patterns often indicate fraud.
• Deploy Bot Mitigation Tools: Use behavioural analytics and JavaScript-based detection to identify bots interacting with landing pages.
• Implement Legal Safeguards: Draft contracts that nullify payments for invalid traffic and remain prepared to pursue legal action in large-scale fraud cases.
• Promote Education and Knowledge Sharing: The digital fraud landscape is dynamic. Cross-sector dialogue is essential to combat evolving threats such as AI-enhanced bots and influencer simulations.

References

Adalytics (2024) Ad Verification Research Report. [Online] Available at: https://www.adalytics.io

BuzzFeed News & Social Puncher (2018) ‘Zombie websites scam top brands.’ BuzzFeed News. [Online]

ChargebackGurus (2020) 4th-Gen Bot Detection Explained. [Online]

CHEQ (2019) Click Farms and Fake Engagement Report. [Online]

CHEQ (2021) Behavioural Hijacking and Advanced Bot Simulation. [Online]

DoubleVerify (2023) CTV Fraud Report. [Online]

Federal Trade Commission (2019) Devumi Settlement Announcement. [Online]

Goat Agency (2024) ‘AI Influencers: TikTok’s Next Big Thing’. Goat Agency. Available at: https://goatagency.com/blog/influencer-marketing/ai-influencers/#page-jump-1

Guardian (2017) ‘Inside the Bangladesh click farm economy.’ The Guardian. [Online]

Imperva (2024) Bad Bot Report. MSSP Alert. [Online] Available at: https://www.msspalert.com

Juniper Research (2023) Global Digital Advertising Fraud Forecast. [Online]

Marketing Dive (2017) ‘JPMorgan’s ad reform yields no drop in results.’ Marketing Dive. [Online]

Marketing Dive (2018) ‘P&G slashes $100M in digital spend with no sales loss.’ Marketing Dive. [Online]

PPC.land (2021) ‘Brands still caught in bot ad traps.’ PPC.land. [Online]

PPC.land (2023) ‘WFA: Ad fraud to hit $50B+ by 2025.’ PPC.land. [Online]

SearchEngineLand (2023) ‘Online Ad Spend Lost to Bots.’ SearchEngineLand. [Online]

TAG (2023) Certified Channels Report. [Online] Available at: https://www.tagtoday.net

The Hustle (2019) ‘How Uber uncovered $100M in ad fraud.’ The Hustle. [Online]

U.S. Department of Justice (2018) ‘Methbot and 3ve Indictments.’ DOJ Press Release. [Online]