Incident Summary:

03/04/2015: Explosive devices planted in a tunnel detonated underneath the Air Force Intelligence Directorate Headquarters and assailants attempted to overtake the building in Aleppo city, Aleppo governorate, Syria. At least 34 people, including 20 soldiers and 14 assailants, were killed and an unknown number of others were injured in the attack. Al-Nusrah Front and the Ansar al-Din Front separately claimed responsibility for the incident. Additionally, sources attributed the attack to the Shamiya Front and Fajr al-Khilafah.




Middle East & North Africa

region/u.s. state:



Attack Information
Type of Attack (more) Armed Assault
Type of Attack (more) Bombing/Explosion
Successful Attack? (more) Yes
Target Information (more)
Target Type: Government (General)
Name of Entity Air Force Intelligence Directorate
Specific Description Headquarters
Nationality of Target Syria
Additional Information
Hostages No
Ransom No
Property Damage Yes
Extent of Property Damage Minor (likely < $1 million)
Value of Property Damage Unknown
Weapon Information
Type Sub-type
Explosives/Bombs/Dynamite Unknown Explosive Type
Firearms Unknown Gun Type
Additional Information
Suicide Attack?No
Part of Multiple Incident?No
Criterion 1 (more) Yes
Criterion 2 (more) Yes
Criterion 3 (more) Yes
Doubt Terrorism Proper (more) No
Additional Information Casualty numbers for this incident conflict across sources. Following GTD protocol, the majority reliable estimates are reported here.
Perpetrator Group Information
Group Name Group Sub-name Claimed Responsibility
Al-Nusrah Front Yes (Confirmed: Unknown; Mode: Posted to website, blog, etc.)
Ansar al-Din Front Jaish al-Muhajireen wal-Ansar (Muhajireen Army) Yes (Confirmed: Unknown; Mode: Posted to website, blog, etc.)
Shamiya Front No
Perpetrator Statistics
Number of Perpetrators Unknown
Number of Captured Perpetrators 0
Casualty Information
Total Number of Casualties 34 Fatalities
Total Number of Fatalities 34
Number of U.S. Fatalities 0
Number of Perpetrator Fatalities 14
Total Number of Injured Unknown
Number of U.S. Injured 0
Number of Perpetrators Injured Unknown
"Al-Nusra Front claims attack on Aleppo security forces," Al Jazeera, March 4, 2015.
"At least 34 dead as Syria fighterls attack regime intel HQ | 2015-03-05 11:31:25 AM," Nile International, March 5, 2015.
"Dozens killed in attack on regime stronghold in Aleppo," Deutsche Welle, March 4, 2015.