Potential DLL Injection Or Execution Using Tracker.exe

Severity: medium
Author: Avneet Singh @v3t0_, oscd.community
Source: upstream

Detects potential DLL injection and execution using "Tracker.exe"

MITRE ATT&CK coverage

Tactic	Techniques
Privilege Escalation	`T1055.001` Process Injection: Dynamic-link Library Injection
Defense Evasion	`T1055.001` Process Injection: Dynamic-link Library Injection

Event coverage

Provider	Event ID	Title
Sysmon	1	Process creation

Stages and Predicates

Stage 1: `all of selection_img`

or:
Description: Tracker
Image|endswith: '\tracker.exe'

Stage 2: `all of selection_cli`

or:
CommandLine|contains: ' /c '
CommandLine|contains: ' /d '

Stage 3: `not 1 of filter_*`

or:
CommandLine|contains: ' /ERRORREPORT:PROMPT '
ParentImage|endswith: '\Msbuild\Current\Bin\MSBuild.exe'
ParentImage|endswith: '\Msbuild\Current\Bin\amd64\MSBuild.exe'

Indicators

Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.

Field	Kind	Values
`CommandLine`	match	`/ERRORREPORT:PROMPT` `/c` corpus 2 (sigma 2) `/d` corpus 2 (sigma 2)
`Description`	eq	`Tracker`
`Image`	ends_with	`\tracker.exe`
`ParentImage`	ends_with	`\Msbuild\Current\Bin\MSBuild.exe` `\Msbuild\Current\Bin\amd64\MSBuild.exe`