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Home / Scam Patterns / ロマンス詐欺(ピッグ・ブッチャリング)
§ — · Scam pattern

恋愛感情を悪用して投資に誘い込む暗号資産詐欺。
回復は、あなたが気づいたその瞬間から始まります。

恋愛から投資へと誘導する詐欺(法執行機関の間では一般に「ピッグ・ブッチャリング」と呼ばれます)は、世界全体で被害額が最も大きい暗号資産詐欺のカテゴリです。数週間から数か月に及ぶ感情的な操作と、精巧に作り込まれた偽の取引プラットフォームを組み合わせ、専門職に就く人々、配偶者を最近亡くした人々、そしてマッチングアプリを長く使い孤独を感じているあらゆる人々を標的にします。被害のパターンには特徴があり、資金がプライバシーミキサーを通じて資金洗浄される前に行動すれば、回復への道筋は現実に存在します。

§ 01 · How this scam works

The scheme begins outside any financial context. A contact on Bumble, Hinge, LinkedIn, or WhatsApp opens with a misdialed-number conversation or a coincidental shared interest. The chat continues for weeks. They are warm, attentive, available, and consistently unable to video-call (the explanations sound reasonable: deployed overseas, working in remote oil-platform infrastructure, recently divorced and rebuilding).

After the relationship feels established, the contact mentions a trading platform they've been using — usually framed as something they "discovered" rather than something they recommend. The platform looks legitimate: a real trading interface, real-time price feeds, even small test withdrawals that work. The contact walks the victim through the first deposit and shows them a small profit. Trust deepens.

Subsequent deposits get larger. The platform's interface shows continued gains; the contact celebrates with the victim. When the victim finally requests a substantial withdrawal, the platform invents a sequence of barriers: "tax clearance fees", "anti-money-laundering verification", "withdrawal upgrade tiers". Each new barrier requires an additional deposit. The contact is sympathetic but encourages the victim to "just complete the process so we can finally cash out together".

The deposits never come back. By the time the victim recognises the pattern, the platform has typically moved the funds through one or more cryptocurrency mixers and onto non-cooperative offshore exchanges. The contact disappears.

Typical victim profile

30代後半から60代で、多くは離婚や死別を最近経験した専門職に就く人々であり、暗号資産に関心はあるものの取引経験はほとんどないケースが目立ちます。恋愛段階は通常6週間から16週間続きます。最初の入金は通常500ポンドから5,000ポンド程度で、被害に気づくまでの累積損失は平均して40,000ポンドから150,000ポンドに上ります。男女はほぼ同数で標的にされます。この手口は社会経済的な層を問わず広がっており、学歴があっても被害を防ぐことはできません。

§ 02 · Red flags to recognise

Signals victims and bystanders should know.

  • 01

    Contact begins outside dating context but moves there

    Misdialed-number openings ("Hi James, this is the dentist confirming...") that pivot to ongoing conversation. LinkedIn connections from people whose profile is suspiciously thin. Wrong-number texts that become weeks of warmth.

  • 02

    Cannot or will not video call

    Always a reason — bad WiFi at the rig, deployed somewhere with restrictions, "I want our first video call to be when we meet in person". This is structural: revealing the face would collapse the scheme.

  • 03

    Investment "discovered" rather than pitched

    They never sell you on it. They mention it in passing. They show their own profits. They wait for you to ask. This soft-sell pattern is consistent across thousands of cases worldwide.

  • 04

    Small test withdrawals work

    Early small withdrawals to your wallet succeed. This is the trust-builder. The pattern reverses once you have deposited a substantial amount.

  • 05

    Sudden barriers when you try to withdraw real money

    Tax fees, AML checks, "platform upgrade" requirements. Each one is invented. Each one demands an additional deposit.

§ 03 · What to do if you've been hit

The first 24 hours matter most.

  1. 01

    Stop depositing immediately

    No matter how convincing the next "release fee" demand is, every additional payment compounds your loss without ever generating recovery.

  2. 02

    Document everything before logging in again

    Screenshot every conversation, every account screen, every withdrawal attempt, every fee demand. Some platforms quietly delete user-side records once they detect a complaint, so do this before further interaction.

  3. 03

    Block the contact and preserve the messages

    Block them on all channels but keep the message history; do not delete the conversations. Those messages are evidence.

  4. 04

    File a report with your national fraud-reporting centre

    IC3 (US), Action Fraud (UK), Anti-Scam Centre (Singapore), CAFC (Canada), ScamWatch (Australia), BaFin (Germany). The reference number unlocks bank and exchange escalation channels.

  5. 05

    Open a free case review with CryptoLeek

    Within 24 hours we tell you whether the on-chain trail is recoverable and what the realistic path is. No commitment until you decide.

§ 05 · Frequently asked

Questions victims of this pattern ask us most.

Can pig butchering scam money be recovered? +
In some cases yes, when the recovery action begins quickly enough. If the funds went through a regulated exchange that still holds them in identifiable accounts, recovery is realistic through compliance escalation and civil action. If the funds have already been laundered through privacy mixers into non-cooperative jurisdictions, recovery is much harder. CryptoLeek's free 24-hour review tells you which category your case is in.
How long do I have to act? +
Speed matters enormously. Within the first 24-48 hours, the receiving exchange may still hold the funds in a freezable account. After that window, the operator typically moves the funds through mixers and onto offshore exchanges. Recovery is still possible after the window but harder.
Will the platform reopen my account if I pay the "release fee"? +
No. The "release fee" demand is the second-stage scam. Paying it never results in withdrawal; it only extracts additional money. This is uniform across thousands of documented cases. The fee may sound plausible (tax compliance, AML verification), but the platform is no longer trying to deliver a withdrawal at any point.

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§ 06 · Related glossary terms

The vocabulary this pattern uses.

Definitions of the terms that come up across this guide. Each links to the full glossary.

ブタの屠殺(殺豬盤、シャー・ジュー・パン)

数か月にわたって展開される、恋愛感情から投資へと誘導する詐欺の手口です。実行者は数週間かけて標的との間に感情的な信頼関係を築き上げ、その後に偽の取引プラットフォームを紹介します。このプラットフォームは架空の利益を表示し続け、標的が資金を引き出すに値するだけの額を入金するまで信頼させ続けます。

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出金ブロック型恐喝

詐欺的な取引プラットフォームが、被害者が次々と増額される手数料、すなわち納税証明、AML確認、口座ランクのアップグレードなどを支払うまで、被害者が「獲得した」資金の払い戻しを拒否する、第二段階の搾取の手口。しかし、これらの手数料をいくら支払っても、資金が払い出されることはありません。

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リカバリー詐欺(Recovery scam)

暗号資産詐欺の過去の被害者を標的とし、求めてもいない「回収(リカバリー)」の申し出で一方的に連絡を取り、作業範囲を書面で示さないまま支払いを要求する詐欺です。実際の回収は一切行われず、複数の段階を通じてさらに金銭を吸い上げることも少なくありません。

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Evidence pack

調査会社が回収案件のために編成する構造化されたドシエ(証拠資料一式)。トランザクションハッシュのトレース、ウォレットクラスター分析、取引相手の特定、補足となるスクリーンショットおよびやり取りの記録、そして回収経路に関する提言を含み、規制当局や裁判所が受理する水準にまとめられたものを指します。

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Wallet clustering

オンチェーンのフォレンジック手法であり、共通入力ヒューリスティック、共通の支出パターン、行動上の指紋を用いて、同一の運営者によって管理されていると考えられる複数の暗号資産アドレスを「クラスター」としてグループ化します。

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