Detection rules › Elastic
Potential Evasion via Stack Rumbling
Identifies modification of the Image File Execution Options registry value MinimumStackCommitInBytes. Adversaries may abuse this key to force the crash of an endpoint security solution due to stack overflow.
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Persistence | |
| Defense Impairment |
Rule body
[rule]
description = """
Identifies modification of the Image File Execution Options registry value MinimumStackCommitInBytes. Adversaries may
abuse this key to force the crash of an endpoint security solution due to stack overflow.
"""
id = "d1abaedb-c95a-4c8e-ab8a-baf3b344892f"
license = "Elastic License v2"
name = "Potential Evasion via Stack Rumbling"
os_list = ["windows"]
reference = [
"https://www.trendmicro.com/en_us/research/23/e/attack-on-security-titans-earth-longzhi-returns-with-new-tricks.html",
]
version = "1.0.12"
query = '''
registry where registry.data.strings != null and
registry.path : ("HKLM\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Image File Execution Options\\*\\MinimumStackCommitInBytes",
"HKLM\\SOFTWARE\\WOW6432Node\\Microsoft\\Windows NT\\CurrentVersion\\Image File Execution Options\\*\\MinimumStackCommitInBytes")
'''
min_endpoint_version = "8.8.0"
[[actions]]
action = "kill_process"
field = "process.entity_id"
state = 0
[[optional_actions]]
action = "rollback"
field = "process.entity_id"
state = 0
[[threat]]
framework = "MITRE ATT&CK"
[[threat.technique]]
id = "T1546"
name = "Event Triggered Execution"
reference = "https://attack.mitre.org/techniques/T1546/"
[[threat.technique.subtechnique]]
id = "T1546.012"
name = "Image File Execution Options Injection"
reference = "https://attack.mitre.org/techniques/T1546/012/"
[threat.tactic]
id = "TA0003"
name = "Persistence"
reference = "https://attack.mitre.org/tactics/TA0003/"
[[threat]]
framework = "MITRE ATT&CK"
[[threat.technique]]
id = "T1112"
name = "Modify Registry"
reference = "https://attack.mitre.org/techniques/T1112/"
[[threat.technique]]
id = "T1562"
name = "Impair Defenses"
reference = "https://attack.mitre.org/techniques/T1562/"
[[threat.technique.subtechnique]]
id = "T1562.001"
name = "Disable or Modify Tools"
reference = "https://attack.mitre.org/techniques/T1562/001/"
[threat.tactic]
id = "TA0005"
name = "Defense Evasion"
reference = "https://attack.mitre.org/tactics/TA0005/"
[internal]
min_endpoint_version = "8.8.0"
Stages and Predicates
Stage 1: registry
registry where registry.data.strings != null and
registry.path : ("HKLM\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Image File Execution Options\\*\\MinimumStackCommitInBytes",
"HKLM\\SOFTWARE\\WOW6432Node\\Microsoft\\Windows NT\\CurrentVersion\\Image File Execution Options\\*\\MinimumStackCommitInBytes")
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
registry.data.strings | is_not_null | field:"Details" kind:is_not_null | |
registry.path | wildcard |
| field:"TargetObject" kind:wildcard |