The Aporia · Russian officer helped Ukraine kill over 300 troops by leaking military secrets

Lev Stupnikov, a Russian army lieutenant who served as chief signals officer in Russia's 36th Motor Rifle Brigade, supplied Ukraine with military secrets that resulted in the deaths of over 300 Russian soldiers. Starting from February 2024, Stupnikov leaked troop positions and operational details to Ukrainian forces, enabling them to launch targeted strikes. His actions included disabling surveillance equipment and sabotaging drone controllers, further hindering Russian operations. By March and May 2024, these leaks led to multiple deadly attacks on Russian military gatherings and command posts.

Written locally by qwen2.5:14b on 2026-10-16, using this article's own text rather than the other coverage of the same event (that is the story summary below).

Story summary

Russian army lieutenant Lev Stupnikov was revealed to have secretly supplied Ukraine with troop positions, military plans, and other sensitive information, leading to the deaths of over 300 Russian soldiers. Serving as chief signals officer in Russia’s 36th Motor Rifle Brigade, Stupnikov used his access to military communications and operational details to aid Ukrainian forces in identifying targets for deadly strikes against his own unit. In February 2024, he photographed troops during a training exercise near the front line in eastern Ukraine, sending exact coordinates to his Ukrainian handler, resulting in a missile strike that killed 68 Russian soldiers and wounded 60, including ten officers. Stupnikov’s actions extended beyond just leaking information; he also sabotaged military equipment from within his brigade, further undermining Russia's efforts in the conflict. His betrayal has significantly impacted the course of the war by providing critical intelligence to Ukrainian forces.

Written for “Russian Officer Leaks Secrets To Ukraine” on 2026-10-16, grounded in this article and the 0 other(s) covering the same event.

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A Russian army lieutenant secretly supplied Ukraine with troop positions, military plans and other sensitive information, helping Kyiv kill more than 300 Russian soldiers.

left describes the actions of a Russian soldier as betrayal and harmful to Russia
Stupnikov’s first major operation came in February 2024, when Russian soldiers and senior officers gathered for a training exercise near the front line in eastern Ukraine. He photographed the troops, estimated their numbers and sent the exact coordinates of the field to his Ukrainian handler.

left details how Stupnikov's actions aided Ukraine against Russia
His position as the battalion’s chief signals officer gave him access to troop movements, commanders’ communications, surveillance feeds and battle plans. He passed on radio frequencies, locations of Russian units and details of planned operations, helping Ukrainian forces work out where troops were deployed and when they intended to advance.

left emphasizes the extent of Stupnikov's betrayal in aiding Ukraine
His information helped Ukraine launch further attacks. In March 2024, Ukrainian forces killed several Russian officers at a brigade gathering identified by Stupnikov.

left describes the consequences of Stupnikov's actions in terms of harm to Russia

Reading Leans left (beta estimate) Confidence high

Leaning: leans left for article 85167 (high confidence, 4 verified quotes) · logged 2026-10-16

📰 Russian Officer Leaks Secrets To Ukraine

World · 1 article(s) covering the same event.

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Rajeev Singh

27 article(s) here · 1 carrying a prediction

🔮 In May, they struck the basement of a former hotel where two Russian assault units were staying, killing 20 soldiers, including a captain.

2026-10-16 · assertive framing · Russian officer helped Ukraine kill over 300 troops by leaking military secrets

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He passed on radio frequencies, locations of Russian units and details of planned operations, helping Ukrainian forces work out where troops were deployed and when they intended to advance. Stupnikov sabotaged military equipment He also undermined his brigade from within.

framing: assertive · carried by 1 article(s) · first seen 2026-10-16

🔮 In May, they struck the basement of a former hotel where two Russian assault units were staying, killing 20 soldiers, including a captain.

2026-10-16 · Times of India

Russian officer helped Ukraine kill over 300 troops by leaking military secrets · assertive framing

A Russian army lieutenant secretly supplied Ukraine with troop positions, military plans and other sensitive information, helping Kyiv kill more than 300 Russian soldiers. asserted

Kyiv → supply → soldiers

Lev Stupnikov, who served as chief signals officer in Russia’s 36th Motor Rifle Brigade, used his access to military communications and operational details to help Ukrainian forces identify targets and launch deadly strikes against his own unit. asserted

forces → serve → unit

Stupnikov’s first major operation came in February 2024, when Russian soldiers and senior officers gathered for a training exercise near the front line in eastern Ukraine. asserted

soldiers → come → Ukraine

He photographed the troops, estimated their numbers and sent the exact coordinates of the field to his Ukrainian handler. asserted

He → photograph → handler

After being warned to leave the area, he moved away as Ukrainian forces launched a barrage of missiles. asserted

forces → warn → missiles

His phone buzzed. asserted

phone → buzz → ?

“There’s just meat,” he answered, according to Wall Street Journal. uncertain

he → ’ → Journal

Stupnikov later counted and informed Ukraine handlers that 68 Russian soldiers had been killed and 60 wounded. asserted

60 → count → handlers

Ten of the dead were officers, including Colonel Gusein Musayev, commander of the 36th Motor Rifle Brigade. asserted

Ten → include → Brigade

The strike marked the beginning of a series of attacks aided by Stupnikov’s intelligence. asserted

strike → mark → intelligence

His position as the battalion’s chief signals officer gave him access to troop movements, commanders’ communications, surveillance feeds and battle plans. asserted

position → give → movements

He → pass → within

He disabled cameras monitoring Ukrainian territory and tampered with a battery pack connected to a drone controller, causing it to overheat and malfunction during a mission. asserted

it → disable → mission

His information helped Ukraine launch further attacks. asserted

Ukraine → help → attacks

In March 2024, Ukrainian forces killed several Russian officers at a brigade gathering identified by Stupnikov. asserted

forces → kill → Stupnikov

In May, they struck the basement of a former hotel where two Russian assault units were staying, killing 20 soldiers, including a captain. uncertain

units → strike → captain

Other intelligence led to an attack on a brigade command post during a meeting of senior officers. asserted

intelligence → lead → officers

The repeated losses raised suspicions among Russian commanders. asserted

losses → repeat → commanders

Stupnikov’s own commander complained that operations were failing and wondered whether a spy had infiltrated the ranks. asserted

spy → complain → ranks

Stupnikov feared he would soon be exposed after the danger became clear as he accidentally sent his Ukrainian contact a map screenshot showing the location of his own basement. asserted

he → fear → basement

A subsequent strike hit the building, but he survived. asserted

he → hit → building

His escape across the front line In July 2024, Stupnikov received instructions from his Ukrainian contacts to leave his weapons behind and reach an agreed location near the village of Mykilske. asserted

Stupnikov → receive → Mykilske

Guided by a Ukrainian drone, he crossed no-man’s-land, navigating destroyed vehicles, craters and suspected mines. asserted

he → guide → vehicles

Ukrainian troops tracked his progress through thermal camera footage and waited for him on the other side. asserted

troops → track → side

When challenged for the agreed password, he replied, “Peanut shop.” asserted

he → challenge → shop

He was searched, blindfolded and taken to safety. asserted

He → search → safety

Before leaving, he handed Ukrainian forces a smartphone containing access codes to several communication channels, allowing them to continue accessing live feeds from Russian drones and surveillance cameras. asserted

them → leave → drones

Stupnikov later joined the Russian Volunteer Corps, a Ukrainian army unit made up of Russians opposed to Vladimir Putin’s rule. asserted

Stupnikov → join → rule

He is now fighting against the Russian forces he once served. asserted

he → fight → forces

Russian officer helped Ukraine kill over 300 troops by leaking military secrets

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