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Update CLSID and add two service-related rules #774

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Merged
mr-tz merged 2 commits into from
Jun 24, 2023
Merged

Update CLSID and add two service-related rules #774

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70018d2
add rule
mr-tz Jun 16, 2023
0929c9c
tighten rule via basic block subscope
mr-tz Jun 16, 2023
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1 change: 1 addition & 0 deletions host-interaction/hardware/enumerate-devices-by-category.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -19,3 +19,4 @@ rule:
- optional:
- description: class identifier (CLSID) of the device category
- bytes: 10 B3 0B 86 01 5D D0 11 BD 3B 00 A0 C9 11 CE 86 = CVidCapClassManager
- bytes: 62 A7 D9 33 C8 90 D0 11 BD 43 00 A0 C9 11 CE 86 = CWaveinClassManager
21 changes: 21 additions & 0 deletions host-interaction/service/continue-service.yml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,21 @@
rule:
meta:
name: continue service
namespace: host-interaction/service
authors:
- "@mr-tz"
scope: function
att&ck:
- Persistence::Create or Modify System Process::Windows Service [T1543.003]
examples:
- Practical Malware Analysis Lab 17-02.dll_:0x1000bd79
features:
- and:
- optional:
- match: get service handle
- basic block:
- and:
- number: 0x3 = SERVICE_CONTROL_CONTINUE
- or:
- api: advapi32.ControlService
- api: advapi32.ControlServiceEx
21 changes: 21 additions & 0 deletions host-interaction/service/pause-service.yml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,21 @@
rule:
meta:
name: pause service
namespace: host-interaction/service
authors:
- "@mr-tz"
scope: function
att&ck:
- Persistence::Create or Modify System Process::Windows Service [T1543.003]
examples:
- Practical Malware Analysis Lab 17-02.dll_:0x1000bccd
features:
- and:
- optional:
- match: get service handle
- basic block:
- and:
- number: 0x2 = SERVICE_CONTROL_PAUSE
- or:
- api: advapi32.ControlService
- api: advapi32.ControlServiceEx
10 changes: 6 additions & 4 deletions host-interaction/service/stop/stop-service.yml
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Expand Up @@ -14,7 +14,9 @@ rule:
- and:
- optional:
- match: get service handle
- number: 0x1 = SERVICE_CONTROL_STOP
- or:
- api: advapi32.ControlService
- api: advapi32.ControlServiceEx
- basic block:
- and:
- number: 0x1 = SERVICE_CONTROL_STOP
- or:
- api: advapi32.ControlService
- api: advapi32.ControlServiceEx