Default Account Usage

Analysis Detection

ATT&CK techniques

Persistence

Recon
Resource Dev
Initial Access
Execution
Persistence
- T1136Create Account
- T1136.001Local Account
Priv Esc
Defense Evasion
Cred Access
Discovery
Lateral Movement
Collection
C2
Exfiltration
Impact

What it detects

Threat actor (APT35) created user, enabled it, set password, add to admins and remote desktop users.

Reporting behind it

thedfirreport.comhttps://thedfirreport.com/2022/03/21/apt35-automates-initial-access-using-proxyshell/

Related detections9 linkedT1136.001 — drag to rearrange

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Malicious Rogue F5 BIG-IP Administrator Account Creation via tmsh (via process_creation)

Suspicious Hidden Local Account Creation SqlDbAdmin via Process Creation

Suspicious Cisco IOS XE Privileged Account Creation via CVE-2023-20198

PowerShell Local Account Creation With Self-Deleting Script

Suspicious Creation of ctxsvc Local Account via net Command

Default Account Usage

Pivot detection · T1136.001 · 9 related

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