![]() ![]() Cobalt Strike comes with a toolkit for developing shellcode loaders, called Artifact Kit.The Beacon implant has become popular amongst targeted attackers and criminal users as it is well written, stable, and highly customizable.ĬobaltStrike_Sleeve_BeaconLoader_VA_圆4_o_v4_3_v4_4_v4_5_and_v4_6Ĭobalt Strike\'s sleeve/BeaconLoader.VA.圆4.o (VirtualAlloc) Versions 4.3 through at least 0x17682:$core_sig: C6 44 24 48 56 C6 44 24 49 69 C6 44 24 4A 72 C6 44 24 4B 74 C6 44 24 4C 75 C6 44 24 4D 61 C6 44 24 4E 6C C6 44 24 4F 41 C6 44 24 50 6C C6 44 24 51 6C C6 44 24 52 6F C6 44 24 53 63 C6 44 24 54. It supports C2 and staging over HTTP, HTTPS, DNS, SMB named pipes as well as forward and reverse TCP Beacons can be daisy-chained. ![]() Beacon is in-memory/file-less, in that it consists of stageless or multi-stage shellcode that once loaded by exploiting a vulnerability or executing a shellcode loader, will reflectively load itself into the memory of a process without touching the disk. Beacon includes a wealth of functionality to the attacker, including, but not limited to command execution, key logging, file transfer, SOCKS proxying, privilege escalation, mimikatz, port scanning and lateral movement. Cobalt Strike is a paid penetration testing product that allows an attacker to deploy an agent named 'Beacon' on the victim machine.
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