CTFty-9b (v2)
CTF/security agent, full SFT from XiaomiMiMo/MiMo-V2.6-Distill-Qwen-9B (v1 was trained from Qwen3.5-9B).
Training data — 1651 examples
- 42 agent runs with verified captured flags (Kaspersky CTF, KubSTU, RCPISS/Avito, НТО — 8 tasks: reverse, pwn, forensics, web, crypto). Runs where the flag was NOT actually captured were excluded.
- 535 pentest walkthroughs (Pentest-R1)
- 858 MITRE ATT&CK technique cards
- 216 MBC malware behavior cards
Recipe
Full fine-tune: 2 epochs, lr 5e-6 cosine, warmup 6 steps, global batch 16 (bs1 x ga16), bf16, max_length 8192, adamw_8bit, gradient checkpointing, RTX PRO 6000.
Train metrics: final logged loss 1.237, avg train_loss 1.267, runtime 71 min.
Usage
Same ChatML format as the base model (<|im_start|>user ... <|im_end|>). Works with AutoModelForImageTextToText / AutoProcessor.