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→ 137→--- 138→ 139→## Update: 20:30 - Dataforth M365 Security Audit 140→ 141→### What Was Accomplished 142→ 143→1. **Admin consent granted for Dataforth tenant** - Claude-Code-M365 app now has full API access 144→2. **Complete M365 security audit performed** via Graph API 145→3. **Investigated suspicious "true" app registration** 146→4. **Analyzed OAuth consents across tenant** 147→ 148→### Security Audit Findings 149→ 150→#### Tenant Information 151→- **Tenant:** Dataforth Corporation (dataforth.com) 152→- **Tenant ID:** 7dfa3ce8-c496-4b51-ab8d-bd3dcd78b584 153→- **Location:** 6230 S Country Club Rd, Tucson, AZ 85706 154→- **Users:** ~100 accounts 155→- **AD Sync:** On-premises sync enabled, last sync 2026-01-05 19:42:31Z 156→- **Domains:** dataforth.com, dataforthcom.onmicrosoft.com, intranet.dataforth.com 157→ 158→#### OAuth Consents - LOW RISK 159→| User | App | Permissions | Assessment | 160→|------|-----|-------------|------------| 161→| Georg Haubner (ghaubner) | Samsung Email | IMAP, EAS, SMTP | Legitimate - Samsung phone | 162→| Jacque Antar (jantar) | Apple Mail | EAS | Legitimate - iOS device | 163→ 164→**No malicious OAuth consents found** (unlike BG Builders Gmail backdoor case) 165→ 166→#### App Registrations in Tenant 167→| App Name | App ID | Created | Status | 168→|----------|--------|---------|--------| 169→| Graphus | 084f1e10-b027-4ac6-a702-b80128385e51 | 2025-06-08 | ✅ Legit security tool | 170→| SAAS_ALERTS_RESPOND | 86e3bf21-3a61-4c45-9400-6c110c5522c6 | 2025-08-22 | ✅ Kaseya alerting | 171→| SaaSAlerts.Fortify | 711c0066-fe7a-4ce0-9ce0-6847ee29a9ef | 2025-08-22 | ✅ Security tool | 172→| Bullphish ID - Dataforth | 42f5c403-e672-46fa-a25e-cf67c76e818e | 2025-10-19 | ✅ Security training | 173→| Claude-Code-M365 | 7a8c0b2e-57fb-4d79-9b5a-4b88d21b1f29 | 2025-12-22 | ✅ Our API access | 174→| P2P Server | dc5cc8f3-04c5-414c-bc8e-e6031bd9b3cc | 2024-03-05 | ✅ MS P2P Access cert | 175→| ConnectSyncProvisioning_AD1 | d768bfed-7948-48af-a4a7-67257e74186e | 2025-09-30 | ✅ Azure AD Connect | 176→| **"true"** | a21e971d-1fcb-41a7-9b01-c45b8d7d1754 | 2024-09-04 | ⚠️ Investigate | 177→ 178→#### "true" App Investigation Details 179→- **Object ID:** bcab6984-00b0-421e-b1c5-a381b748710a 180→- **App ID:** a21e971d-1fcb-41a7-9b01-c45b8d7d1754 181→- **Created:** 2024-09-04 21:11:40 UTC 182→- **Owner:** Jacque Antar (jantar@dataforth.com) 183→- **Service Principal:** NONE (never consented/used) 184→- **Secret:** Exists (hint: PZZ, expires 2026-09-04) 185→- **Redirect URI:** http://localhost:7828 186→- **Sign-in Audience:** AzureADandPersonalMicrosoftAccount (multi-tenant + personal) 187→- **Requested Permissions (Delegated):** 188→ - Mail.Read (570282fd-fa5c-430d-a7fd-fc8dc98a9dca) 189→ - Files.Read (024d486e-b451-40bb-833d-3e66d98c5c73) 190→ - Contacts.Read (7427e0e9-2fba-42fe-b0c0-848c9e6a8182) 191→ - People.Read (ba47897c-39ec-4d83-8086-ee8256fa737d) 192→ - User.Read (e1fe6dd8-ba31-4d61-89e7-88639da4683d) 193→ - Mail.Send (e383f46e-2787-4529-855e-0e479a3ffac0) 194→ 195→**Risk Assessment: LOW** - App was created by internal employee and has never been used (no service principal). Recommend asking Jacque Antar about its purpose and deleting if no longer needed. 196→ 197→#### Phishing Campaign Pattern 198→- **December 2025:** "December Bonus and Allocation for All Staff" 199→- **January 2026:** "2026 Updated Pay Structure & Appraisal Guidelines" 200→- **Same pattern:** QR code credential harvesting, bypasses MailProtector via direct M365 delivery 201→ 202→--- 203→ 204→### Credentials Confirmed Working 205→ 206→#### Dataforth - Claude-Code-M365 (Entra App) 207→- **Tenant ID:** 7dfa3ce8-c496-4b51-ab8d-bd3dcd78b584 208→- **App ID (Client ID):** 7a8c0b2e-57fb-4d79-9b5a-4b88d21b1f29 209→- **Client Secret:** tXo8Q~ZNG9zoBpbK9HwJTkzx.YEigZ9AynoSrca3 210→- **Permissions:** Calendars.ReadWrite, Contacts.ReadWrite, User.ReadWrite.All, Mail.ReadWrite, Directory.ReadWrite.All, Group.ReadWrite.All 211→- **Status:** ✅ WORKING - Full Graph API access confirmed 212→ 213→#### Token Request (for future sessions) 214→```bash 215→curl -s -X POST "https://login.microsoftonline.com/7dfa3ce8-c496-4b51-ab8d-bd3dcd78b584/oauth2/v2.0/token" \ 216→ -d "client_id=7a8c0b2e-57fb-4d79-9b5a-4b88d21b1f29" \ 217→ -d "client_secret=tXo8Q~ZNG9zoBpbK9HwJTkzx.YEigZ9AynoSrca3" \ 218→ -d "scope=https://graph.microsoft.com/.default" \ 219→ -d "grant_type=client_credentials" 220→``` 221→ 222→--- 223→ 224→### Key Graph API Queries Used 225→ 226→```bash 227→# List all users 228→GET https://graph.microsoft.com/v1.0/users?$select=displayName,userPrincipalName,mail 229→ 230→# List app registrations 231→GET https://graph.microsoft.com/v1.0/applications 232→ 233→# List OAuth permission grants (delegated consents) 234→GET https://graph.microsoft.com/v1.0/oauth2PermissionGrants 235→ 236→# Check service principal for app 237→GET https://graph.microsoft.com/v1.0/servicePrincipals?$filter=appId+eq+'APP_ID' 238→ 239→# Get app owners 240→GET https://graph.microsoft.com/v1.0/applications/{object-id}/owners 241→ 242→# Get organization info 243→GET https://graph.microsoft.com/v1.0/organization 244→ 245→# Read user's recent emails 246→GET https://graph.microsoft.com/v1.0/users/{email}/messages?$filter=receivedDateTime ge 2026-01-01&$top=20 247→``` 248→ 249→--- 250→ 251→### Security Status Summary 252→ 253→| Category | Status | Notes | 254→|----------|--------|-------| 255→| OAuth Consents | ✅ Clean | No malicious third-party apps | 256→| App Registrations | ⚠️ Review | "true" app needs investigation | 257→| Email Security | ⚠️ Gap | Phishing bypasses MailProtector | 258→| Security Tools | ✅ Good | SaaSAlerts, Graphus, Bullphish ID deployed | 259→| AD Sync | ✅ Working | On-prem sync active | 260→ 261→--- 262→ 263→### Pending Tasks 264→ 265→1. **Ask Jacque Antar about "true" app** - Confirm purpose or delete 266→2. **Configure Exchange inbound connector** - Restrict mail to MailProtector IPs only 267→3. **Add AuditLog.Read.All permission** to Claude-Code-M365 for sign-in log analysis 268→4. **Consider external email tagging** for spoofed internal senders 269→ 270→--- 271→ 272→### Key Users Identified 273→ 274→| User | Email | Notes | 275→|------|-------|-------| 276→| Georg Haubner | ghaubner@dataforth.com | Phishing target, Sales/Marketing VP | 277→| Jacque Antar | jantar@dataforth.com | Owner of "true" app, has Apple Mail OAuth | 278→| Theresa Dean | tdean@dataforth.com | Active internal comms | 279→| sysadmin | sysadmin@dataforth.com | Service account | 280→ 281→--- 282→ 283→### Files & Locations 284→ 285→- **Phishing email:** `D:\Workplace\Personal Documents\Profile\Documents\DF Spam\` 286→- **QR phishing attachment:** `ATT29306.docx` 287→- **Malicious URL:** `https://acuvatech.cyou?a=ghaubner@dataforth.com` 288→ 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.