Malware

Sunburst Backdoor

For your environment

Hunt this family in your stack

Mallory pivots from this family to the IOCs, detections, and named campaigns that touch your stack, and pages you when something new lands.

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MITRE ATT&CK

Techniques & procedures

5 distinct techniques documented for this family, organized by ATT&CK tactic.

Initial Access

4 techniques

T1078Valid AccountsEvidence1

This was either done via captured administrative passwords or forged SAML tokens.

T1078.004Cloud AccountsEvidence1

Microsoft has also determined that adversaries utilizing the Sunburst Backdoor targeted the Azure AD of victims as part of their lateral movement.

T1195Supply Chain CompromiseEvidence1

an advanced adversary trojanized a legitimate dll of the SolarWinds Orion software and fed that into the Solarwinds' customers’ update cycle.

T1195.002Compromise Software Supply ChainEvidence1

an advanced adversary trojanized a legitimate dll of the SolarWinds Orion software and fed that into the Solarwinds' customers’ update cycle.

Persistence

2 techniques

T1078Valid AccountsEvidence1

This was either done via captured administrative passwords or forged SAML tokens.

T1078.004Cloud AccountsEvidence1

Microsoft has also determined that adversaries utilizing the Sunburst Backdoor targeted the Azure AD of victims as part of their lateral movement.

Privilege Escalation

2 techniques

T1078Valid AccountsEvidence1

This was either done via captured administrative passwords or forged SAML tokens.

T1078.004Cloud AccountsEvidence1

Microsoft has also determined that adversaries utilizing the Sunburst Backdoor targeted the Azure AD of victims as part of their lateral movement.

Stealth

2 techniques

T1078Valid AccountsEvidence1

This was either done via captured administrative passwords or forged SAML tokens.

T1078.004Cloud AccountsEvidence1

Microsoft has also determined that adversaries utilizing the Sunburst Backdoor targeted the Azure AD of victims as part of their lateral movement.

Credential Access

1 technique

T1649Steal or Forge Authentication CertificatesEvidence1

This was either done via captured administrative passwords or forged SAML tokens.

INDICATORS OF COMPROMISE

IOCs tracked for this family

1 indicator attributed across vendor reports, sandbox runs, and researcher write-ups. Full values are available in Mallory.

View more in app

Network

1 tracked

IPs, domains, and DNS infrastructure linked to this family.

TypeValueLatest sighting

domain●●●●●●●●●●●●View more in app2 months ago

ACTIVITY FEED

Recent activity

1 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

1 SOURCESView more in app

splunk security blogNews

Dec 14, 2020

Using Splunk to Detect Sunburst Backdoor | Splunk

A trojanized SolarWinds Orion DLL backdoor delivered through the software update mechanism, enabling adversaries to gain an initial foothold, move laterally across on-prem and cloud environments, target Azure AD, and steal or exfiltrate critical data.

What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets match these IOCs, which detections are missing, which campaigns to expect next, and what to do in the next 30 minutes.

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IOC matching1

Match every observed IP, domain, and hash against your live telemetry.

Threat actor attribution

Named campaigns wielding this family, with evidence pinned to each claim.

Exploited vulnerabilities

CVEs this family uses for access and lateral movement.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

MITRE ATT&CK mapping5

Every documented technique, ranked by evidence weight.

Researcher chatter

Reddit, Mastodon, and CTI community discussion around this family.

Back to malware

Malware

Sunburst Backdoor

For your environment

Hunt this family in your stack

Mallory pivots from this family to the IOCs, detections, and named campaigns that touch your stack, and pages you when something new lands.

Start free trial

MITRE ATT&CK

Techniques & procedures

5 distinct techniques documented for this family, organized by ATT&CK tactic.

Initial Access

4 techniques

T1078Valid AccountsEvidence1

This was either done via captured administrative passwords or forged SAML tokens.

T1078.004Cloud AccountsEvidence1

Microsoft has also determined that adversaries utilizing the Sunburst Backdoor targeted the Azure AD of victims as part of their lateral movement.

T1195Supply Chain CompromiseEvidence1

an advanced adversary trojanized a legitimate dll of the SolarWinds Orion software and fed that into the Solarwinds' customers’ update cycle.

T1195.002Compromise Software Supply ChainEvidence1

an advanced adversary trojanized a legitimate dll of the SolarWinds Orion software and fed that into the Solarwinds' customers’ update cycle.

Persistence

2 techniques

T1078Valid AccountsEvidence1

This was either done via captured administrative passwords or forged SAML tokens.

T1078.004Cloud AccountsEvidence1

Microsoft has also determined that adversaries utilizing the Sunburst Backdoor targeted the Azure AD of victims as part of their lateral movement.

Privilege Escalation

2 techniques

T1078Valid AccountsEvidence1

This was either done via captured administrative passwords or forged SAML tokens.

T1078.004Cloud AccountsEvidence1

Microsoft has also determined that adversaries utilizing the Sunburst Backdoor targeted the Azure AD of victims as part of their lateral movement.

Stealth

2 techniques

T1078Valid AccountsEvidence1

This was either done via captured administrative passwords or forged SAML tokens.

T1078.004Cloud AccountsEvidence1

Microsoft has also determined that adversaries utilizing the Sunburst Backdoor targeted the Azure AD of victims as part of their lateral movement.

Credential Access

1 technique

T1649Steal or Forge Authentication CertificatesEvidence1

This was either done via captured administrative passwords or forged SAML tokens.

INDICATORS OF COMPROMISE

IOCs tracked for this family

1 indicator attributed across vendor reports, sandbox runs, and researcher write-ups. Full values are available in Mallory.

View more in app

Network

1 tracked

IPs, domains, and DNS infrastructure linked to this family.

TypeValueLatest sighting

domain●●●●●●●●●●●●View more in app2 months ago

ACTIVITY FEED

Recent activity

1 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

1 SOURCESView more in app

splunk security blogNews

Dec 14, 2020

Using Splunk to Detect Sunburst Backdoor | Splunk

What this page doesn’t show

The version that knows your environment.

Start free trial

IOC matching1

Match every observed IP, domain, and hash against your live telemetry.

Threat actor attribution

Named campaigns wielding this family, with evidence pinned to each claim.

Exploited vulnerabilities

CVEs this family uses for access and lateral movement.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

MITRE ATT&CK mapping5

Every documented technique, ranked by evidence weight.

Researcher chatter

Reddit, Mastodon, and CTI community discussion around this family.