Suspicious bitsadmin Download to AppData Temp via ClickFix Revenge Chain

ATT&CK techniques

Execution → Defense Evasion

Recon
Resource Dev
Initial Access
Execution
- T1197BITS Jobs
Persistence
- T1197BITS Jobs
Priv Esc
Defense Evasion
- T1197BITS Jobs
Cred Access
Discovery
Lateral Movement
Collection
C2
Exfiltration
Impact

What it detects

This rule detects bitsadmin.exe performing a transfer that downloads a remote http resource into the user AppData or Temp directory, the payload retrieval step of the ClickFix campaign following a Windows Run dialog paste. bitsadmin used interactively to fetch executables into user writable folders is a well known living off the land download technique. This catches the staging of the second stage binary.

Reporting behind it

Related detections9 linkedT1197 — drag to rearrange

Suspicious Backup Exec Remote Agent Spawning Command Shell via Process Creation (via process_creation)

Suspicious BITSAdmin File Transfer Into ProgramData via Process Creation (via process_creation)

Suspicious File Download via bitsadmin Transfer by Medusa Ransomware

Suspicious bitsadmin Download of Python Payload via COLDRIVER

Suspicious Data Transfer via bitsadmin over HTTP

Suspicious SCMBanker Toolkit Staging via Bitsadmin to Public Directory

Suspicious PowerShell BITS Transfer of DLL Payload via process_creation

Suspicious DLL Download to ProgramData via Start-BitsTransfer (via process_creation)

Suspicious Remote Script Transfer via Bitsadmin (via process_creation)

Suspicious bitsadmin Download to AppData Temp via ClickFix Revenge Chain

Pivot detection · T1197 · 9 related

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.

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