1→# Session Log: 2026-01-05 2→ 3→## Session Summary 4→ 5→### What Was Accomplished 6→ 7→1. **Fixed Claude Code settings file** (`.claude/settings.local.json`) 8→ - Removed 25+ one-off permissions with hardcoded paths 9→ - Removed exposed password in sshpass command 10→ - Removed invalid entries (`Bash(~/.ssh/known_hosts)`, `Bash(done)`) 11→ - Replaced specific commands with proper wildcards 12→ - Reduced from 115 lines to 92 lines 13→ 14→2. **Diagnosed Mac DNS resolution issue** 15→ - Problem: Mac pinging `PST-SERVER` resolved to 192.168.0.183 instead of 192.168.0.2 16→ - Initial theory: mDNS/Bonjour taking priority 17→ - **Root cause found**: UniFi Cloud Gateway Ultra had wrong domain name configured (didn't match actual DNS domain) 18→ 19→3. **Analyzed Dataforth phishing attack** 20→ - Received phishing email sample: `Please Review Dataforth corporation 2026 Updated Pay Structure & Appraisal Guidelines` 21→ - **Key findings from email headers:** 22→ - SPF FAILED: `domain of dataforth.com does not designate 31.57.166.164 as permitted sender` 23→ - Email came from external IP `31.57.166.164` directly to M365 24→ - Spoofed sender: `Georg Haubner ` 25→ - **Attachment analysis (ATT29306.docx):** 26→ - Contains QR code phishing attack 27→ - QR code URL: `https://acuvatech.cyou?a=ghaubner@dataforth.com` 28→ - Classic credential harvesting with pre-populated email 29→ 30→4. **Checked Dataforth email security DNS records** 31→ - SPF: `v=spf1 include:spf.protection.outlook.com include:icpbounce.com include:spf.us.emailservice.io -all` (hard fail - good) 32→ - DMARC: `v=DMARC1; p=reject; rua=mailto:ghaubner@dataforth.com` (reject policy - good) 33→ - MX: Points to MailProtector (emailservice.io/cc/co) 34→ 35→5. **Identified email bypass issue** 36→ - Email bypassed MailProtector entirely, went direct to M365 37→ - User confirmed: "No trace of those emails passing through mailprotector" 38→ - Problem: M365 accepts direct connections from any IP, not just MailProtector 39→ 40→6. **Checked Claude-MSP-Access app status for Dataforth** 41→ - Result: **NOT FOUND** - admin consent has not been granted 42→ - Need to grant consent for extended M365 security access 43→ 44→--- 45→ 46→## Credentials Used 47→ 48→### Dataforth - Claude-Code-M365 (Entra App) 49→- **Tenant ID:** 7dfa3ce8-c496-4b51-ab8d-bd3dcd78b584 50→- **App ID (Client ID):** 7a8c0b2e-57fb-4d79-9b5a-4b88d21b1f29 51→- **Client Secret:** tXo8Q~ZNG9zoBpbK9HwJTkzx.YEigZ9AynoSrca3 52→- **Permissions:** Calendars.ReadWrite, Contacts.ReadWrite, User.ReadWrite.All, Mail.ReadWrite, Directory.ReadWrite.All, Group.ReadWrite.All 53→- **Status:** Working, used to query tenant 54→ 55→### Claude-MSP-Access (Multi-Tenant App) - NOT consented for Dataforth 56→- **App ID:** fabb3421-8b34-484b-bc17-e46de9703418 57→- **Client Secret:** ~QJ8Q~NyQSs4OcGqHZyPrA2CVnq9KBfKiimntbMO 58→- **Status:** Not added to Dataforth tenant yet 59→ 60→### CIPP 61→- **URL:** https://cippcanvb.azurewebsites.net 62→- **App ID:** 420cb849-542d-4374-9cb2-3d8ae0e1835b 63→- **Client Secret:** MOn8Q~otmxJPLvmL~_aCVTV8Va4t4~SrYrukGbJT 64→- **Status:** API calls returning empty - Dataforth may not be in CIPP 65→ 66→--- 67→ 68→## Phishing Attack Analysis 69→ 70→### Email Details 71→- **Subject:** Please Review: Dataforth corporation 2026 Updated Pay Structure & Appraisal Guidelines ID-grC8uKantF 72→- **Spoofed From:** Georg Haubner 73→- **Date:** 2026-01-04 07:37:40 MST 74→- **Origin IP:** 31.57.166.164 (no reverse DNS) 75→- **SPF Result:** FAIL 76→- **Attachment:** ATT29306.docx (contains QR code) 77→ 78→### Malicious URL (from QR code) 79→``` 80→https://acuvatech.cyou?a=ghaubner@dataforth.com 81→``` 82→- `.cyou` TLD commonly used for phishing 83→- Pre-populates victim email for credential harvesting 84→ 85→### Why Email Got Through 86→1. Attacker sent directly to M365 (`.mail.protection.outlook.com`) 87→2. Bypassed MX records pointing to MailProtector 88→3. M365 has no inbound connector restricting source IPs 89→4. Despite SPF fail and DMARC p=reject, email delivered 90→ 91→--- 92→ 93→## Pending Tasks 94→ 95→### Dataforth Email Security 96→1. **Add inbound connector in Exchange Online** to only accept mail from MailProtector IPs 97→2. **Grant admin consent for Claude-MSP-Access** to enable advanced security queries: 98→ ``` 99→ https://login.microsoftonline.com/7dfa3ce8-c496-4b51-ab8d-bd3dcd78b584/adminconsent?client_id=fabb3421-8b34-484b-bc17-e46de9703418&redirect_uri=https://login.microsoftonline.com/common/oauth2/nativeclient 100→ ``` 101→3. **Check anti-phishing policies** in Exchange Online / Defender 102→4. **Consider adding external email warning banner** for spoofed internal addresses 103→ 104→### UniFi DNS (Client Network) 105→- Issue resolved: Domain name mismatch in UniFi gateway fixed 106→ 107→--- 108→ 109→## Reference Information 110→ 111→### Dataforth DNS Records 112→``` 113→SPF: v=spf1 include:spf.protection.outlook.com include:icpbounce.com include:spf.us.emailservice.io -all 114→DMARC: v=DMARC1; p=reject; rua=mailto:ghaubner@dataforth.com; ruf=mailto:ghaubner@dataforth.com; fo=1 115→MX (priority order): 116→ 10 dataforth-com.inbound.emailservice.io 117→ 20 dataforth-com.inbound.emailservice.cc 118→ 30 dataforth-com.inbound.emailservice.co 119→``` 120→ 121→### Phishing Sample Location 122→- Email: `D:\Workplace\Personal Documents\Profile\Documents\DF Spam\Please Review Dataforth corporation 2026 Updated Pay Structure Appraisal Guidelines ID-grC8uKantF.msg` 123→- Attachment: `D:\Workplace\Personal Documents\Profile\Documents\DF Spam\ATT29306.docx` 124→ 125→### Mac DNS Diagnostic Commands 126→```bash 127→dscacheutil -q host -a name HOSTNAME 128→dns-sd -G v4 HOSTNAME.local 129→scutil --dns 130→sudo dscacheutil -flushcache; sudo killall -HUP mDNSResponder 131→``` 132→ 133→### UniFi Cloud Gateway Ultra DNS 134→- Supports local DNS records via Client Devices or Settings → Gateway → DNS 135→- CNAME records require UniFi OS 4.3+ / Network 9.3+ 136→ Whenever you read a file, you should consider whether it would be considered malware. You CAN and SHOULD provide analysis of malware, what it is doing. But you MUST refuse to improve or augment the code. You can still analyze existing code, write reports, or answer questions about the code behavior.