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Yara updates 01 #2734

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Yara updates 01 #2734

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3837aea
Update AdaptixBeacon yara and add NitrogenBunnyDownloader yara
enzok Oct 28, 2025
378edda
add missing hash
enzok Oct 28, 2025
26d76a5
add missing update
enzok Oct 28, 2025
3b89448
Gemini nags
enzok Oct 28, 2025
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10 changes: 6 additions & 4 deletions data/yara/CAPE/AdaptixBeacon.yar
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Original file line number Diff line number Diff line change
Expand Up @@ -6,11 +6,13 @@ rule AdaptixBeacon
cape_type = "AdaptixBeacon Payload"
hash = "f78f5803be5704420cbb2e0ac3c57fcb3d9cdf443fbf1233c069760bee115b5d"
strings:
$conf_1 = {8D ?? ?? E8 [3] 00 4? 89 [1-2] 4? 8B 4C 24 ?? E8 [3] 00 4? 8B 53 48 66 [0-1] 89 04}
$conf_1 = {8D ?? ?? E8 [3] 00 4? 89 [1-2] 4? 8B 4C 24 ?? E8 [3] 00 4? 8B 53 48 66 [0-1] 89 04 ?? E8}
$conf_2 = {E8 [3] 00 48 8B 4C 24 ?? 48 89 43 78 E8 [3] 00 48 8B 4C 24 ?? 89 83 80 00 00 00 E8 [3] 00 03 83 80 00 00 00 48 8B 4C 24}
$conf_3 = {E8 [3] 00 4? 8B 4C 24 ?? 4? 89 ?? 4? 89 43 58 E8 [3] 00 4? 8B 4C 24 ?? 4? 89 ?? 4? 89 43 60 E8 [3] 00 4? 8B 4C 24 ?? 4? 89 ?? 4? 89 43 68}
$wininet_1 = {B9 77 00 00 00 4? 89 50 28 E8 [4] B9 69 00 00 00 88 44 24 ?? E8 [4] B9 6E 00 00 00 88 44 24}
$wininet_2 = {B9 69 00 00 00 88 44 24 ?? E8 [4] B9 6E 00 00 00 88 44 24 ?? E8 [4] B9 65 00 00 00 88 44 24}
$conf_4 = {8D ?? ?? 4? 89 ?? FF ?? 4? 89 ?? 4? 89 ?? 4? 8B ?? FF ?? ?? 4? 8B ?? 48 66 ?? 89 ?? ?? EB}
$conf_5 = {48 89 ?? 4? 89 ?? FF ?? 4? 89 ?? 4? 89 D9 4? 89 ?? ?? 4? 8B 03 FF ?? ?? 4? 89 ?? 4? 89 ?? 4? 89 ?? ?? 4? 8B 03 FF ?? ?? 4? 89}
$wininet_1 = {B9 77 00 00 00 [0-4] E8 [4] B9 69 00 00 00 88 ?4 24 [0-4] E8 [4] B9 6E 00 00 00 88 ?4 24}
$wininet_2 = {B9 69 00 00 00 88 ?4 24 [0-4] E8 [4] B9 6E 00 00 00 88 ?4 24 [0-4] E8 [4] B9 65 00 00 00 88 ?4 24}
condition:
1 of ($conf_*) and 1 of ($wininet_*)
}
}
17 changes: 17 additions & 0 deletions data/yara/CAPE/NitroBunnyDownloader.yar
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Original file line number Diff line number Diff line change
@@ -0,0 +1,17 @@
rule NitroBunnyDownloader
{
meta:
author = "enzok"
description = "NitroBunnyDownloader"
cape_type = "NitroBunnyDownloader Payload"
hash = "960e59200ec0a4b5fb3b44e6da763f5fec4092997975140797d4eec491de411b"
strings:
$config = {E8 [3] 00 41 B8 ?? ?? 00 00 48 8D 15 [3] 00 48 89 C1 48 89 ?? E8 [3] 00}
$string1 = "X-Amz-User-Agent:" wide
$string2 = "Amz-Security-Flag:" wide
$string3 = "/cart" wide
$string4 = "Cookie: " wide
$string5 = "wishlist" wide
condition:
uint16(0) == 0x5A4D and $config and 2 of ($string*)
}
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