On May 14-15th, VolgaCTF.org team held its annual qualifier event, namely VolgaCTF 2022 Qualifier.
The report reveals some key metrics that were collected during the competition this year. As usual, the data is compared against the previous year event, that is VolgaCTF 2021 Qualifier.
Key metrics
- Sign up
- Number of teams
- Team sign in activity
- Task submit attempts distribution
- Task hit distribution
- Task review distribution
- Team/country distribution
Tasks
- Login Page
- Poem
- Future
- Pixelated
- Power
- My Profile
- YANT
- Find the flag
- Mafia
- EasierThanItLooks
- Communicating Exponents
- 2FA
- Habybeap
- Hell men’s HTTPS
- Login Page 2
- Distinguisher
- Armutism
- Crackme
- BasedUEFI
- Battletoads
- Feedback
Sign up
Sign up was made available on March 2nd and teams could register up to the end of the competition. The most number of teams (85) joined the event on the first day of the contest, May 14th.
Number of teams
This year saw an sharp decrease in the number of teams playing:
| Number of teams | VolgaCTF 2022 Qualifier | VolgaCTF 2021 Qualifier | Change |
|---|---|---|---|
| Total | 481 | 765 | -284 |
| Qualified | 404 | 631 | -227 |
| Disqualified | 0 | 0 | – |
| Signed in during the competition | 307 | 588 | -281 |
| Submitted at least one flag | 195 | 285 | -90 |
| Solved at least one task | 176 | 231 | -55 |
| Reviewed at least one task | 85 | 130 | -45 |
Team sign in activity
The chart below shows how many different teams signed in during the competition.
Task submit attempts distribution
The chart shows the number of teams who submitted flags to the given number of tasks (at least).
Task hit distribution
The chart shows the number of teams who solved the given number of tasks (at least).
Task review distribution
A team can write a review to the task they solved. The chart below shows the number of teams who reviewed the given number of tasks (at least).
Team/country distribution
Traditionally, VolgaCTF is played in all areas of the world. The most represented countries are shown in the diagram:
And here is a comparison table:
| # | Country | Number of teams (2022) | Number of teams (2021) | Change |
|---|---|---|---|---|
| 1 | Russia | 178 | 162 | +16 |
| 2 | China | 31 | 39 | -8 |
| 3 | India | 25 | 51 | -26 |
| 4 | United States | 17 | 22 | -5 |
| 5 | International | 16 | 36 | -20 |
| 6 | Vietnam | 14 | 26 | -12 |
| 7 | Japan | 12 | 23 | -11 |
| 8 | Bangladesh | 9 | 3 | +6 |
| 9 | Republic of Korea | 7 | 32 | -25 |
| 10 | Singapore | 6 | 6 | – |
| 11 | Turkey | 5 | 2 | +3 |
| 12 | Thailand | 4 | 2 | +2 |
| 13 | Taiwan | 4 | 11 | -7 |
| 14 | Morocco | 4 | 3 | +1 |
| 15 | Kazakhstan | 4 | 1 | +3 |
| 16 | Hong Kong | 4 | 3 | +1 |
| 17 | France | 4 | 20 | -16 |
| 18 | United Kingdom | 3 | 11 | -8 |
| 19 | Switzerland | 3 | 5 | -2 |
| 20 | Spain | 3 | 5 | -2 |
| 21 | Saudi Arabia | 3 | 2 | +1 |
| 22 | Poland | 3 | 9 | -6 |
| 23 | Italy | 3 | 16 | -13 |
| 24 | Indonesia | 3 | 9 | -6 |
| 25 | Germany | 3 | 10 | -7 |
| 26 | Belarus | 3 | 1 | +2 |
| 27 | Australia | 3 | 5 | -2 |
| 28 | Tunisia | 2 | 5 | -3 |
| 29 | Netherlands | 2 | 5 | -3 |
| 30 | Iran | 2 | 3 | -1 |
| 31 | Hashemite Kingdom of Jordan | 2 | 1 | -1 |
| 32 | Egypt | 2 | 4 | -2 |
| 33 | Brazil | 2 | 7 | -5 |
| 34 | Algeria | 2 | 3 | -1 |
| 35 | Ukraine | 1 | 11 | -10 |
| 36 | Uganda | 1 | 0 | +1 |
| 37 | Turkmenistan | 1 | 0 | +1 |
| 38 | Sierra Leone | 1 | 0 | +1 |
| 39 | Palestine | 1 | 0 | +1 |
| 40 | Pakistan | 1 | 0 | +1 |
| 41 | Mexico | 1 | 2 | -1 |
| 42 | Hungary | 1 | 2 | -1 |
| 43 | Greece | 1 | 3 | -2 |
| 44 | Canada | 1 | 2 | -1 |
| 45 | Cameroon | 1 | 1 | – |
| 46 | Botswana | 1 | 0 | +1 |
| 47 | Austria | 1 | 6 | -5 |
| 48 | Armenia | 1 | 1 | – |
| 49 | Argentina | 1 | 3 | -2 |
| 50 | Albania | 1 | 0 | +1 |
Login Page
| Metric | Value |
|---|---|
| Value | 170 |
| Categories | web |
| Opened | May 14 at 15:00 UTC |
| Flags submitted | 174 first on May 14 at 15:02 UTC last on May 15 at 14:50 UTC |
| Solved | by 89 teams first on May 14 at 15:15 UTC by 89cr3w last on May 15 at 14:50 UTC |
| Rated | 3.7 (based on 30 reviews) |
Poem
| Metric | Value |
|---|---|
| Value | 252 |
| Categories | crypto |
| Opened | May 14 at 15:00 UTC |
| Flags submitted | 398 first on May 14 at 15:02 UTC last on May 15 at 15:00 UTC |
| Solved | by 38 teams first on May 14 at 15:39 UTC by Zorro.PAS last on May 15 at 14:52 UTC |
| Rated | 3.7 (based on 13 reviews) |
Future
| Metric | Value |
|---|---|
| Value | 356 |
| Categories | reverse |
| Opened | May 14 at 15:00 UTC |
| Flags submitted | 59 first on May 14 at 15:38 UTC last on May 15 at 14:43 UTC |
| Solved | by 12 teams first on May 14 at 15:57 UTC by Zorro.PAS last on May 15 at 14:43 UTC |
| Rated | 3.0 (based on 2 reviews) |
Pixelated
| Metric | Value |
|---|---|
| Value | 200 |
| Categories | misc |
| Opened | May 14 at 15:00 UTC |
| Flags submitted | 581 first on May 14 at 15:04 UTC last on May 15 at 15:00 UTC |
| Solved | by 2 teams first on May 14 at 21:24 UTC by Zorro.PAS last on May 15 at 15:00 UTC |
| Rated | 5.0 (based on 1 review) |
Power
| Metric | Value |
|---|---|
| Value | 284 |
| Categories | pwn |
| Opened | May 14 at 15:25 UTC |
| Flags submitted | 29 first on May 14 at 15:38 UTC last on May 15 at 14:46 UTC |
| Solved | by 27 teams first on May 14 at 15:38 UTC by Master Slackers Lazily Ctfing last on May 15 at 14:46 UTC |
| Rated | 4.5 (based on 8 reviews) |
My Profile
| Metric | Value |
|---|---|
| Value | 363 |
| Categories | web |
| Opened | May 14 at 15:45 UTC |
| Flags submitted | 39 first on May 14 at 15:54 UTC last on May 15 at 13:32 UTC |
| Solved | by 11 teams first on May 14 at 17:45 UTC by SFT0 last on May 15 at 13:32 UTC |
| Rated | 3.5 (based on 4 reviews) |
YANT
| Metric | Value |
|---|---|
| Value | 379 |
| Categories | web |
| Opened | May 14 at 15:45 UTC |
| Flags submitted | 30 first on May 14 at 16:50 UTC last on May 15 at 12:41 UTC |
| Solved | by 9 teams first on May 14 at 19:45 UTC by Bulba Hackers last on May 15 at 12:41 UTC |
| Rated | 5.0 (based on 1 review) |
Find the flag
| Metric | Value |
|---|---|
| Value | 100 |
| Categories | misc |
| Opened | May 14 at 16:15 UTC |
| Flags submitted | 440 first on May 14 at 16:17 UTC last on May 15 at 14:25 UTC |
| Solved | by 140 teams first on May 14 at 16:21 UTC by Bulba Hackers last on May 15 at 14:25 UTC |
| Rated | 3.7 (based on 44 reviews) |
Mafia
| Metric | Value |
|---|---|
| Value | 399 |
| Categories | pwn |
| Opened | May 14 at 16:30 UTC |
| Flags submitted | 9 first on May 14 at 19:02 UTC last on May 15 at 13:53 UTC |
| Solved | by 7 teams first on May 14 at 20:38 UTC by burner_herz0g last on May 15 at 13:53 UTC |
| Rated | 5.0 (based on 2 reviews) |
EasierThanItLooks
| Metric | Value |
|---|---|
| Value | 389 |
| Categories | reverse |
| Opened | May 14 at 16:44 UTC |
| Flags submitted | 50 first on May 14 at 16:55 UTC last on May 15 at 13:46 UTC |
| Solved | by 8 teams first on May 14 at 22:35 UTC by PASECA last on May 15 at 13:46 UTC |
| Rated | 3.7 (based on 6 reviews) |
Communicating Exponents
| Metric | Value |
|---|---|
| Value | 260 |
| Categories | crypto |
| Opened | May 14 at 16:45 UTC |
| Flags submitted | 54 first on May 14 at 16:55 UTC last on May 15 at 14:19 UTC |
| Solved | by 35 teams first on May 14 at 16:55 UTC by SeaTeaFrogs last on May 15 at 14:19 UTC |
| Rated | 3.7 (based on 13 reviews) |
2FA
| Metric | Value |
|---|---|
| Value | 198 |
| Categories | web |
| Opened | May 14 at 17:00 UTC |
| Flags submitted | 71 first on May 14 at 17:19 UTC last on May 15 at 14:44 UTC |
| Solved | by 67 teams first on May 14 at 17:19 UTC by doublepentest last on May 15 at 14:44 UTC |
| Rated | 4.6 (based on 21 reviews) |
Habybeap
| Metric | Value |
|---|---|
| Value | 331 |
| Categories | pwn |
| Opened | May 14 at 17:15 UTC |
| Flags submitted | 17 first on May 14 at 17:57 UTC last on May 15 at 13:36 UTC |
| Solved | by 16 teams first on May 14 at 17:57 UTC by r3kapig last on May 15 at 13:36 UTC |
| Rated | 4.3 (based on 4 reviews) |
Hell men’s HTTPS
| Metric | Value |
|---|---|
| Value | 379 |
| Categories | crypto |
| Opened | May 14 at 17:30 UTC |
| Flags submitted | 18 first on May 14 at 18:41 UTC last on May 15 at 13:47 UTC |
| Solved | by 9 teams first on May 14 at 19:06 UTC by FaKappa last on May 15 at 13:40 UTC |
| Rated | 3.0 (based on 2 reviews) |
Login Page 2
| Metric | Value |
|---|---|
| Value | 331 |
| Categories | web |
| Opened | May 14 at 17:37 UTC |
| Flags submitted | 37 first on May 14 at 18:13 UTC last on May 15 at 13:52 UTC |
| Solved | by 16 teams first on May 14 at 18:36 UTC by Bushwhackers last on May 15 at 13:52 UTC |
| Rated | 3.0 (based on 4 reviews) |
Distinguisher
| Metric | Value |
|---|---|
| Value | 389 |
| Categories | crypto |
| Opened | May 14 at 17:45 UTC |
| Flags submitted | 15 first on May 14 at 19:01 UTC last on May 15 at 13:55 UTC |
| Solved | by 8 teams first on May 14 at 20:36 UTC by Master Slackers Lazily Ctfing last on May 15 at 13:55 UTC |
| Rated | 4.3 (based on 3 reviews) |
Armutism
| Metric | Value |
|---|---|
| Value | 500 |
| Categories | pwn |
| Opened | May 14 at 18:00 UTC |
| Flags submitted | 2 first on May 14 at 19:02 UTC last on May 14 at 22:05 UTC |
| Solved | by 1 team on May 14 at 22:05 UTC by Shellphish |
| Rated | n/a |
Crackme
| Metric | Value |
|---|---|
| Value | 500 |
| Categories | reverse |
| Opened | May 14 at 18:30 UTC |
| Flags submitted | 3 first on May 14 at 19:02 UTC last on May 15 at 13:45 UTC |
| Solved | by 1 team on May 15 at 12:47 UTC by VTeam |
| Rated | n/a |
BasedUEFI
| Metric | Value |
|---|---|
| Value | 454 |
| Categories | reverse |
| Opened | May 14 at 19:30 UTC |
| Flags submitted | 6 first on May 14 at 22:31 UTC last on May 15 at 14:40 UTC |
| Solved | by 3 teams first on May 15 at 00:38 UTC by VTeam last on May 15 at 14:40 UTC |
| Rated | 5.0 (based on 1 review) |
Battletoads
| Metric | Value |
|---|---|
| Value | 100 |
| Categories | stego |
| Opened | May 14 at 21:17 UTC |
| Flags submitted | 110 first on May 14 at 21:47 UTC last on May 15 at 15:00 UTC |
| Solved | by 14 teams first on May 14 at 21:49 UTC by TCET last on May 15 at 12:04 UTC |
| Rated | 4.7 (based on 6 reviews) |
Feedback
| Metric | Value |
|---|---|
| Value | 10 |
| Categories | misc |
| Opened | May 15 at 11:30 UTC |
| Flags submitted | 93 first on May 15 at 11:31 UTC last on May 15 at 15:00 UTC |
| Solved | by 77 teams first on May 15 at 11:31 UTC by cr4ck/y0ur/s3cr3t last on May 15 at 15:00 UTC |
| Rated | 4.7 (based on 19 reviews) |
P.S. Thanks for participating and see you next year!