Related Rule
Russian Federation
Practice Relating to Rule 61. Improper Use of Other Internationally Recognized Emblems
The Russian Federation’s Military Manual (1990) regards the improper use of international signals and flags as a prohibited method of warfare. 
Russian Federation, Instructions on the Application of the Rules of International Humanitarian Law by the Armed Forces of the USSR, Appendix to Order of the USSR Defence Minister No. 75, 1990, § 5(c).
The Russian Federation’s Regulations on the Application of IHL (2001) states:
The prohibited methods of warfare include … making improper use of … international distinctive signs of civil defence and cultural property, the special international sign designating particularly dangerous objects [or] other internationally recognized protective signs and signals. 
Russian Federation, Regulations on the Application of International Humanitarian Law by the Armed Forces of the Russian Federation, Ministry of Defence of the Russian Federation, Moscow, 8 August 2001, § 7.
The Regulations further states: “When organizing and conducting cover and concealment of military objectives it is prohibited to make use of … international distinctive emblems, signs and signals.” 
Russian Federation, Regulations on the Application of International Humanitarian Law by the Armed Forces of the Russian Federation, Ministry of Defence of the Russian Federation, Moscow, 8 August 2001, § 137.