Person

Os

person:os Also: Owl Stalker

An anonymized former warez participant, Marine, and cybersecurity consultant interviewed about the Puerto Rico lottery investigation.

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Mentioned in

Relationships

Direction Predicate Other entity Origin EP
outgoing USES warez scene Explicit 101
outgoing USES Internet Relay Chat Explicit 101
outgoing MEMBER_OF United States Marine Corps Explicit 101
outgoing USES digital forensics Explicit 101
outgoing USES penetration testing Explicit 101
outgoing USES Metasploit Explicit 101
outgoing USES Windows 98 accessibility-feature login bypass Explicit 101
outgoing USES John the Ripper Explicit 101
outgoing USES Password hash cracking Explicit 101
outgoing USES Nmap Explicit 101
outgoing USES network enumeration Explicit 101
outgoing USES reverse shell Explicit 101
outgoing USES man-in-the-middle attack Explicit 101
incoming DISCOVERED_BY Puerto Rico lottery fraud Explicit 101

Claims

Os USES warez scene

Os says that in the early days he participated in the warez scene as an administrator, rooter, and cracker producing zero-day releases.

Explicit Confidence 99% · Os EP 101 Details

“I used to run around in the warez scene as a wares administrator and a rooter”

Os · offsets 3397–3474

Os USES Internet Relay Chat

Os used IRC while participating in the warez scene and hosting distribution servers.

Explicit Confidence 96% · Jack Rhysider EP 101 Details

“So, he was on IRC, the Internet Relay Chat, and was setting up servers”

Jack Rhysider · offsets 4375–4445

Os MEMBER_OF United States Marine Corps

Os joined the Marine Corps specifically to pursue computer and cybersecurity work and served five years active duty.

Explicit Confidence 99% · Os EP 101 Details

“I chose the Marine Corps specifically”

Os · offsets 6240–6277

“I spent five years active duty”

Os · offsets 10361–10391

Os USES digital forensics

Os performed defensive and forensic cybersecurity work in the Marine Corps and later at a consulting firm.

Explicit Confidence 95% · Os EP 101 Details

“So, I did both”

Os · offsets 9769–9783

“They were doing forensics and other cyber-security kinda stuff”

Os · offsets 11036–11098

Os USES penetration testing

Os conducted penetration tests as part of his offensive cybersecurity work and consulting work.

Explicit Confidence 98% · Jack Rhysider EP 101 Details

“he’s a pen tester”

Jack Rhysider · offsets 33000–33020

“Os has done a number of penetration tests before he did offensive work while in the Marines”

Jack Rhysider · offsets 28893–28984

Puerto Rico lottery fraud DISCOVERED_BY Os

Os and his team uncovered the database manipulation and traced it to an insider.

Explicit Confidence 99% · Jack Rhysider EP 101 Details

“Os has cracked the case”

Jack Rhysider · offsets 55044–55067

“He’s figured out how the millions of dollars are being stolen from the lottery”

Jack Rhysider · offsets 55070–55148

Os USES Metasploit

Os used Metasploit to find an accessibility-feature exploit for a Windows 98 system and later to identify an exploit against a Drupal web server.

Explicit Confidence 99% · Os EP 101 Details

“I’m like, alright; Metasploit, what do you have for 1998 Windows systems?”

Os · offsets 40441–40514

“I go through the Metasploit table”

Os · offsets 46979–47012

Os USES Windows 98 accessibility-feature login bypass

Os created and used a USB exploit to bypass the Windows 98 login screen and obtain local administrator access.

Explicit Confidence 99% · Os EP 101 Details

“ended up being able to create an exploit that I could plug in a USB and bypass the log-in screen”

Os · offsets 40658–40754

“Drop it in, get full access”

Os · offsets 41356–41383

Os USES John the Ripper

Os extracted credential hashes and used John the Ripper to attempt password cracking.

Explicit Confidence 99% · Jack Rhysider EP 101 Details

“He then runs a tool called John the Ripper to try hundreds of thousands of passwords”

Jack Rhysider · offsets 43262–43346

Os USES Password hash cracking

Os attempted to crack password hashes obtained from the compromised Windows computer.

Explicit Confidence 99% · Jack Rhysider EP 101 Details

“he grabs this hash file to try to crack the passwords on this computer”

Jack Rhysider · offsets 42804–42874

Os USES Nmap

Os included Nmap in his portable tool suite and used scans to examine the lottery network.

Explicit Confidence 98% · Os EP 101 Details

“a bunch of tools on it like Nmap and freaking man-in-the-middle tools”

Os · offsets 43930–43999

“Nmap scans are also common”

Jack Rhysider · offsets 44812–44838

Os USES network enumeration

Os enumerated the internal network to map reachable systems and identify the lottery network structure.

Explicit Confidence 99% · Os EP 101 Details

“So, I actually enumerate the network”

Os · offsets 44514–44550

Os USES reverse shell

Os established a reverse shell on the long-forgotten computer so he could access it remotely from the hotel.

Explicit Confidence 99% · Jack Rhysider EP 101 Details

“he sets up a reverse shell to this computer”

Jack Rhysider · offsets 45916–45959

Os USES man-in-the-middle attack

Os routed traffic through a compromised Linux server to capture and analyze traffic inside the lottery network.

Explicit Confidence 99% · Jack Rhysider EP 101 Details

“This is the man-in-the-middle attack that he was wanting to do”