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DefenderYara
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doc: update yara example

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roadwy 2024-02-17 18:42:25 +08:00
parent 8e76624486
commit e17e256e1c
1 changed files with 41 additions and 10 deletions
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README.MD
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@ -8,24 +8,55 @@
Extracted Yara rules from Defender mpavbase.vdm and mpasbase.Enjoy it.
```YARA
rule HackTool_Win64_CobaltStrike_A_{
rule HackTool_Win64_Mimikatz_A{
meta:
description = "HackTool:Win64/CobaltStrike.A!!CobaltStrike.A64,SIGNATURE_TYPE_ARHSTR_EXT,1f 00 1f 00 07 00 00 01 00 "
description = "HackTool:Win64/Mimikatz.A,SIGNATURE_TYPE_PEHSTR_EXT,07 00 06 00 14 00 00 01 00 "
strings :
$a_03_0 = {00 01 00 01 00 02 90 01 02 00 02 00 01 00 02 90 00 } //01 00
$a_03_1 = {69 68 69 68 69 6b 90 01 02 69 6b 69 68 69 6b 90 00 } //01 00
$a_03_2 = {2e 2f 2e 2f 2e 2c 90 01 02 2e 2c 2e 2f 2e 2c 90 00 } //01 00
$a_01_3 = {4c 63 c2 4d 03 c0 42 0f 10 04 c0 48 8b c1 f3 0f 7f 01 c3 } //0a 00
$a_03_4 = {48 ff c0 48 3d 00 10 00 00 7c f1 90 09 04 00 80 90 01 02 90 03 01 01 2e 69 48 90 00 } //0a 00
$a_01_5 = {0f af d1 44 8b c8 b8 1f 85 eb 51 f7 e2 41 8b c1 44 8b c2 33 d2 41 c1 e8 05 41 f7 f0 } //0a 00
$a_03_6 = {b9 00 00 10 00 e8 90 02 3c ba 7f 66 04 40 8b c8 48 8b 90 02 08 89 08 48 8b 4b 20 90 00 } //00 00
$a_80_0 = {41 70 70 44 61 74 61 5c 52 6f 61 6d 69 6e 67 5c 46 69 6c 65 5a 69 6c 6c 61 2e 64 61 74 } //AppData\Roaming\FileZilla.dat 01 00
$a_80_1 = {41 70 70 44 61 74 61 5c 4c 6f 63 61 6c 5c 4d 69 63 72 6f 73 6f 66 74 5c 43 72 65 64 65 6e 74 69 61 6c } //AppData\Local\Microsoft\Credential 01 00
$a_80_2 = {41 70 70 6c 69 63 61 74 69 6f 6e 20 44 61 74 61 5c 54 68 75 6e 64 65 72 62 69 72 64 5c 50 72 6f 66 69 6c 65 73 } //Application Data\Thunderbird\Profiles 01 00
$a_80_3 = {41 70 70 44 61 74 61 5c 52 6f 61 6d 69 6e 67 5c 54 68 75 6e 64 65 72 62 69 72 64 5c 50 72 6f 66 69 6c 65 73 } //AppData\Roaming\Thunderbird\Profiles 01 00
$a_80_4 = {41 70 70 44 61 74 61 5c 52 6f 61 6d 69 6e 67 5c 4d 6f 7a 69 6c 6c 61 5c 46 69 72 65 66 6f 78 5c 50 72 6f 66 69 6c 65 73 } //AppData\Roaming\Mozilla\Firefox\Profiles 01 00
$a_80_5 = {41 70 70 6c 69 63 61 74 69 6f 6e 20 44 61 74 61 5c 4d 6f 7a 69 6c 6c 61 5c 46 69 72 65 66 6f 78 5c 50 72 6f 66 69 6c 65 73 } //Application Data\Mozilla\Firefox\Profiles 01 00
$a_80_6 = {4f 75 74 6c 6f 6f 6b 5c 50 72 6f 66 69 6c 65 73 5c 4f 75 74 6c 6f 6f 6b } //Outlook\Profiles\Outlook 01 00
$a_80_7 = {53 4f 46 54 57 41 52 45 5c 52 65 61 6c 56 4e 43 5c 57 69 6e 56 4e 43 34 } //SOFTWARE\RealVNC\WinVNC4 01 00
$a_80_8 = {41 64 6d 69 6e 50 61 73 73 77 6f 72 64 } //AdminPassword 01 00
$a_80_9 = {53 4f 46 54 57 41 52 45 5c 54 69 67 68 74 56 4e 43 5c 53 65 72 76 65 72 } //SOFTWARE\TightVNC\Server 01 00
$a_80_10 = {75 76 6e 63 20 62 76 62 61 5c 55 6c 74 72 61 56 4e 43 5c 55 6c 74 72 61 56 4e 43 2e 69 6e 69 } //uvnc bvba\UltraVNC\UltraVNC.ini 01 00
$a_80_11 = {41 70 70 44 61 74 61 5c 52 6f 61 6d 69 6e 67 5c 4f 70 65 72 61 20 53 6f 66 74 77 61 72 65 5c 4f 70 65 72 61 20 53 74 61 62 6c 65 5c 4c 6f 67 69 6e 20 44 61 74 61 } //AppData\Roaming\Opera Software\Opera Stable\Login Data 01 00
$a_80_12 = {53 45 4c 45 43 54 20 68 6f 73 74 6e 61 6d 65 2c 20 65 6e 63 72 79 70 74 65 64 55 73 65 72 6e 61 6d 65 2c 20 65 6e 63 72 79 70 74 65 64 50 61 73 73 77 6f 72 64 20 46 52 4f 4d 20 6d 6f 7a 5f 6c 6f 67 69 6e 73 } //SELECT hostname, encryptedUsername, encryptedPassword FROM moz_logins 01 00
$a_80_13 = {53 6f 66 74 77 61 72 65 5c 4d 69 63 72 6f 73 6f 66 74 5c 49 6e 74 65 72 6e 65 74 20 45 78 70 6c 6f 72 65 72 5c 49 6e 74 65 6c 6c 69 46 6f 72 6d 73 5c 53 74 6f 72 61 67 65 32 } //Software\Microsoft\Internet Explorer\IntelliForms\Storage2 01 00
$a_80_14 = {4c 6f 63 61 6c 20 53 65 74 74 69 6e 67 73 5c 41 70 70 6c 69 63 61 74 69 6f 6e 20 44 61 74 61 5c 47 6f 6f 67 6c 65 5c 43 68 72 6f 6d 65 5c 55 73 65 72 20 44 61 74 61 5c 44 65 66 61 75 6c 74 5c } //Local Settings\Application Data\Google\Chrome\User Data\Default\ 01 00
$a_80_15 = {41 70 70 64 61 74 61 5c 4c 6f 63 61 6c 5c 47 6f 6f 67 6c 65 5c 43 68 72 6f 6d 65 5c 55 73 65 72 20 44 61 74 61 5c 44 65 66 61 75 6c 74 5c } //Appdata\Local\Google\Chrome\User Data\Default\ 01 00
$a_80_16 = {53 6f 66 74 77 61 72 65 5c 4d 69 63 72 6f 73 6f 66 74 5c 57 69 6e 64 6f 77 73 20 4e 54 5c 43 75 72 72 65 6e 74 56 65 72 73 69 6f 6e 5c 57 69 6e 64 6f 77 73 20 4d 65 73 73 61 67 69 6e 67 20 53 75 62 73 79 73 74 65 6d 5c 50 72 6f 66 69 6c 65 73 5c 4f 75 74 6c 6f 6f 6b } //Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 01 00
$a_80_17 = {53 4f 46 54 57 41 52 45 5c 4d 69 63 72 6f 73 6f 66 74 5c 57 69 6e 64 6f 77 73 20 4e 54 5c 43 75 72 72 65 6e 74 56 65 72 73 69 6f 6e 5c 50 72 6f 66 69 6c 65 4c 69 73 74 5c } //SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList\ 01 00
$a_80_18 = {41 70 70 44 61 74 61 5c 4c 6f 63 61 6c 5c 4d 69 63 72 6f 73 6f 66 74 5c 57 69 6e 64 6f 77 73 5c 57 65 62 43 61 63 68 65 5c 57 65 62 43 61 63 68 65 56 30 31 2e 64 61 74 } //AppData\Local\Microsoft\Windows\WebCache\WebCacheV01.dat 01 00
$a_80_19 = {53 45 4c 45 43 54 20 6f 72 69 67 69 6e 5f 75 72 6c 2c 20 75 73 65 72 6e 61 6d 65 5f 76 61 6c 75 65 2c 20 70 61 73 73 77 6f 72 64 5f 76 61 6c 75 65 20 46 52 4f 4d 20 6c 6f 67 69 6e 73 } //SELECT origin_url, username_value, password_value FROM logins 00 00
condition:
any of ($a_*)
}
```
The condition maby is wrong。
all of condition are "any of ($a_*)", it's worng. if someone know how to get corret yara condition, PR is welcome.
Parsed HSTR type:
- SIGNATURE_TYPE_PEHSTR_EXT
- SIGNATURE_TYPE_ELFHSTR_EXT
- SIGNATURE_TYPE_MACHOHSTR_EXT
- SIGNATURE_TYPE_MACROHSTR_EXT
- SIGNATURE_TYPE_DEXHSTR_EXT
- SIGNATURE_TYPE_JAVAHSTR_EXT
- SIGNATURE_TYPE_CMDHSTR_EXT
- SIGNATURE_TYPE_ARHSTR_EXT
- SIGNATURE_TYPE_PEHSTR
TODO:
- SIGNATURE_TYPE_SWFHSTR_EXT
- SIGNATURE_TYPE_AUTOITHSTR_EXT
- SIGNATURE_TYPE_INNOHSTR_EXT
- SIGNATURE_TYPE_MDBHSTR_EXT
- SIGNATURE_TYPE_DMGHSTR_EXT
## Reference
- https://github.com/commial/experiments/tree/master/windows-defender