Cyber Decision LedgerDecision area

Campaign

18 public Decision Records in the whole ledger carry this label. Back to the full Ledger →

Decision Records

Cloud billing and workload abuse responseCRT-2026-04152026.10.21Afternoon roundtable4 references

Audit and contain cloud billing hijacking

When investigating reported cloud billing hijacking, review administrator sessions, billing links, project access, privileged identity changes, service-account credentials, and anomalous workload use. Remove unauthorized access, rotate exposed credentials, and suspend unresolved continuing workloads while ownership is verified.

ActiveLast revised 2026-10-21
AreaBreachCampaign
SeverityHigh
ConfidenceHigh confidence · 1/8 backed · 2 gaps
Authenticated phishing responseCRT-2026-03972026.10.18Morning roundtable4 references

Quarantine authenticated phishing by campaign fingerprint

For the reported pharmaceutical phishing campaign, quarantine messages matching the identified compromised-host and mail-submission indicators even when email authentication passes. Search full headers for delivered copies and investigate whether recipients opened the linked installer. Keep the control narrowly scoped to the reported campaign rather than treating authenticated mail as generally malicious.

ActiveLast revised 2026-10-18
AreaCampaign
SeverityMedium
Confidence0/8 backed · 1 gap
WinRAR patching and targeted huntingCRT-2026-03922026.10.15Afternoon roundtable4 references

Targeted WinRAR updating and exploitation hunting

Update affected WinRAR installations and conduct targeted hunting on government, Central Asian or CIS-exposed, and strategically relevant endpoints for the reported archive-delivery chain, Startup-folder persistence, PickleShell, and subsequent reverse-shell activity.

Organizations with government, Central Asian or CIS, diplomatic, energy, water, or related strategic exposure should prioritize updating affected WinRAR installations and hunt for the reported archive-delivery chain, Startup-folder persistence, PickleShell, and follow-on reverse-shell activity. Broader emergency treatment should depend on validated evidence of wider targeting.

ActiveLast revised 2026-10-15
AreaCampaignPatch prioritizationSOC escalation+1
SeverityHigh
Confidence0/9 backed · 2 gaps
Post-disruption cloud identity defenseCRT-2026-03892026.10.15Morning roundtable4 references

Harden cloud identities after phishing disruption

After disruption of a phishing-service ecosystem, do not assume that stolen credentials, tokens, or established access have been eliminated. Require phishing-resistant multifactor authentication for privileged and high-risk cloud users, disable weaker fallback methods where feasible, and monitor for session replay, risky sign-ins, new authentication registrations, suspicious consent changes, mailbox manipulation, and anomalous cloud-account activity.

ActiveLast revised 2026-10-15
TechIdentity & accessAreaCampaignSOC escalation
SeverityHigh
Confidence0/8 backed · 1 gap
iPhone compromise response and cryptocurrency key migrationCRT-2026-03612026.10.09Afternoon roundtable5 references

Mobile incident response and wallet migration after suspected iPhone compromise

Update susceptible iPhones using validated Apple guidance. Isolate and preserve any device with credible campaign contact or exploit evidence. If credible compromise may have exposed a materially valuable recovery phrase, create new keys on clean hardware and migrate the assets because patching alone does not invalidate a copied phrase.

ActiveLast revised 2026-10-09
TechMobile platformAreaBreachCampaignPatch prioritization+1
SeverityHigh
ConfidenceHigh confidence · 1/8 backed · 2 gaps
GhostAction campaign responseCRT-2026-03602026.10.08Afternoon roundtable3 references

GhostAction repository and runner remediation

Organizations affected by the reported GhostAction campaign should audit each affected repository, revoke CI/CD secrets shown to have been exposed, review workflow and identity activity, and rebuild runners where malicious workflows executed or system integrity cannot be restored.

ActiveLast revised 2026-10-08
TechDevOps supply chainAreaCampaignSupply chain
SeverityHigh
ConfidenceHigh confidence · 1/8 backed · 2 gaps
Phishing-resistant authentication for high-value accountsCRT-2026-03502026.10.06Afternoon roundtable4 references

Harden high-value accounts against relationship-based phishing

Organizations should prioritize phishing-resistant, origin-bound authentication for policy experts and other high-value users, reduce reliance on methods susceptible to relay, and independently verify unfamiliar contacts claiming to be officials, researchers, or technology-company staff. Targeted accounts should be reviewed for credential or session misuse using available sign-in and session evidence, with local escalation criteria.

ActiveLast revised 2026-10-06
TechIdentity & accessAreaCampaign
SeverityHigh
ConfidenceHigh confidence · 1/8 backed
AnySign4PC exploitation responseCRT-2026-02712026.09.10Afternoon roundtable2 references

AnySign4PC watering-hole response

Upgrade affected AnySign4PC installations to the vendor-confirmed fixed release. Disable installations that cannot be patched, and contain and investigate systems with validated exposure to affected sites for related malware and injection behavior.

ActiveLast revised 2026-09-10
AreaCampaignPatch prioritizationVulnerability
SeverityHigh
Confidence0/8 backed · 2 gaps
HOOKEDGE campaign defenseCRT-2026-02702026.09.10Afternoon roundtable2 references

HOOKEDGE egress and detection controls

Organizations should deny webhook.site access where it is unnecessary and monitor for the reported sequence of Office document activity, script execution, scheduled-task creation, and Edge-based webhook traffic.

ActiveLast revised 2026-09-10
AreaCampaign
SeverityHigh
Confidence0/8 backed · 2 gaps
AWS root-account spraying controlsCRT-2026-02522026.09.01Afternoon roundtable4 references

Protect and monitor AWS root accounts

Organizations should verify phishing-resistant protection for AWS management-account root users, remove unnecessary root credentials and access keys, and alert on every root event. Failed spraying alone does not prove compromise, but unexpected successful authentication or subsequent root activity should trigger incident response.

ActiveLast revised 2026-09-01
TechCloud platformAreaCampaignSOC escalation
SeverityHigh
ConfidenceHigh confidence · 1/8 backed · 1 gap
Android banking threat controlsCRT-2026-02492026.08.23Morning roundtable3 references

Immediate Android banking controls for ToxicPanda

Monitor Android abuse signals available through device telemetry, apply added checks to high-risk transactions, avoid approvals on suspected devices, restrict privileged services and sideloading, and reset credentials from a clean device after isolating confirmed indicator matches.

ActiveLast revised 2026-08-23
TechMobile platformAreaCampaign
SeverityHigh
Confidence0/8 backed · 2 gaps
Campaign-linkage tracking postureCRT-2026-02092026.08.07Morning roundtable6 references

Separate tracking for distinct incident classes

Do not treat the discussed incidents as one homogeneous campaign on the current packet evidence. Track separate evidence classes for CI/CD control-plane abuse, water-sector operational control exposure, identity trust abuse, cloud malware, SaaS or token exposure, and supply-chain activity until shared technical pivots justify merging them.

On the current packet evidence, do not merge the discussed activity into one broad campaign. Track the incident classes separately and revisit the linkage decision if credible shared technical pivots are attached.

ActiveLast revised 2026-08-07
TechDevOps supply chainAreaCampaignRisk acceptance
SeverityMedium
Confidence0/9 backed · 2 gaps
SOC instrumentation for calendar-based command and controlCRT-2026-01792026.08.04Morning roundtable5 references

Microsoft 365 calendar and Graph abuse telemetry

Instrument Microsoft 365 and Graph telemetry to hunt for unusual calendar creation and attachment activity, far-future events, abnormal Graph API use, OAuth and Entra token changes, suspicious endpoint configuration files, and DNS-tunnel fallback behavior.

SOC teams should add hunting coverage for abnormal Microsoft 365 calendar and Graph activity, unusual OAuth or Entra token behavior, suspicious endpoint configuration files, and fallback DNS tunneling patterns associated with SaaS abuse.

ActiveLast revised 2026-08-04
TechIdentity & accessSaaS collaborationAreaCampaignSOC escalation
SeverityHigh
Confidence0/9 backed · 2 gaps
Ransomware readiness for reported service portal and industrial locker claimCRT-2026-01312026.07.26Morning roundtable5 references

DevMan and Funky Mantis ransomware readiness posture

Do not change the OT threat model around an unverified industrial locker claim. Monitor affiliate tooling and hunt Windows, Linux, and ESXi ransomware behavior while hardening identity, backup, virtualization, and IT-to-OT recovery choke points.

Treat the reported industrial locker capability as unconfirmed unless sample-level evidence emerges, but use the ransomware-service reporting to harden identity, backup, virtualization, and IT-to-OT recovery paths and to hunt common Windows, Linux, and ESXi ransomware behavior.

ActiveLast revised 2026-07-26
TechOS platformAreaCampaignRisk acceptanceVendor claim
SeverityHigh
Confidence0/9 backed · 2 gaps
CMS webshell exposure handlingCRT-2026-00792026.07.14Morning roundtable6 references

Split CMS webshell incidents from exposure-only cases

Use an evidence-based split: isolate confirmed compromised CMS hosts with webshell evidence, preserve evidence, rotate related credentials, and rebuild from clean media; if there is only matching exposure without shell evidence, patch and hunt, remove public admin paths, and add WAF/CDN controls.

For public CMS hosts with confirmed webshell evidence, treat the host as an incident: isolate it, preserve evidence, rotate related credentials, and rebuild from clean media. For exposure without compromise evidence, patch and hunt, remove public admin paths, and add WAF/CDN controls. Avoid product-specific or global-campaign claims until authoritative details are attached.

ActiveLast revised 2026-07-14
TechWeb applicationAreaCampaignPatch prioritization
SeveritySeverity was not recorded when this record was first published.
Confidence0/9 backed · 2 gaps
Canonical/Ubuntu disruption and supply-chain escalation postureCRT-2026-00682026.07.12Morning roundtable4 references

Treat Canonical/Ubuntu hacktivist claims as availability triage absent supply-chain evidence

Treat the Canonical/Ubuntu pro-Iran hacktivist claim as geopolitical disruption context and availability-risk triage, not as assumed Iranian state tasking or Ubuntu supply-chain compromise, unless authoritative evidence shows deeper impact.

Treat public pro-Iran Canonical/Ubuntu disruption claims as availability and context triage; do not assume Iranian state tasking or Ubuntu package/supply-chain compromise absent authoritative impact or integrity evidence.

ActiveLast revised 2026-07-12
AreaCampaignPatch prioritizationSupply chain
SeverityMedium
Confidence0/9 backed · 2 gaps
Incident briefing and delegated-trust framingCRT-2026-00602026.07.11Morning roundtable4 references

Brief incidents as separate lanes with a delegated-trust pattern

Do not brief the day’s incidents as one grand control-plane campaign. Track a narrower delegated-trust abuse pattern across identity, workflows, packages, agents, and cloud services while keeping CMS webshelling, weak wallet randomness, and conventional exploitation in separate operational lanes.

Brief the incidents as separate operational risk lanes while tracking a narrower delegated-trust abuse pattern across identity, workflow, package, agent, and cloud-service contexts. Avoid presenting unrelated CMS exploitation, weak wallet randomness, or conventional exploitation as one campaign.

ActiveLast revised 2026-07-11
AreaCampaignThreat actor
SeverityMedium
Confidence0/9 backed · 2 gaps
Microsoft 365 identity containmentCRT-2026-00522026.07.10Afternoon roundtable5 references

Restrict Microsoft 365 trust-enrollment and session-persistence paths

Restrict new passkey, security-key, authenticator, phone, and recovery-method enrollment for high-risk users to managed devices, trusted networks, or verified help-desk workflows; limit broad device-code authentication where feasible; revoke suspicious sessions, refresh tokens, OAuth grants, and attacker-added authentication methods.

Microsoft 365 tenants should harden trust-enrollment and session-persistence controls now: restrict new authentication-method registration for high-risk users, limit device-code authentication where feasible, and review or revoke suspicious sessions, refresh tokens, OAuth grants, and added authentication methods. Named campaign details in the source packet are treated as source-reported rather than independently confirmed.

ActiveLast revised 2026-07-10
TechSaaS collaborationAreaCampaign
SeveritySeverity was not recorded when this record was first published.
Confidence0/9 backed · 2 gaps

Unified Search

Search the public record.