Overview
overview
10Static
static
3Microsoft....re.dll
windows10-2004-x64
1Microsoft....re.dll
windows11-ltsc_2024-x64
1Microsoft....ms.dll
windows10-2004-x64
1Microsoft....ms.dll
windows11-ltsc_2024-x64
1Microsoft....pf.dll
windows10-2004-x64
1Microsoft....pf.dll
windows11-ltsc_2024-x64
1Syron.exe
windows10-2004-x64
10Syron.exe
windows11-ltsc_2024-x64
10WebView2Loader.dll
windows10-2004-x64
3WebView2Loader.dll
windows11-ltsc_2024-x64
3runtimes/w...er.dll
windows10-2004-x64
3runtimes/w...er.dll
windows11-ltsc_2024-x64
3General
- Target Syron_v2.4.1.zip
- Size 12.2MB
- Sample260803-1ll2bscm41
- SHA256 41ecbccb622e537b2c12ba7263a14272f3c4c39db951fd7f9ec56e7a02cdcb8b
- MD5 6944b81da575c3101db05138aa35efb5
- SHA1 5184becded9ff6be5fb124202ff4e2791f8f8e39
- SHA512 3e3f1289853e628b9a9f79c0f8cbd4c376d4888a56ae260379d34c65944cb7f65cd4d88554c4af4c9a648ddb2e0d06ccf91704dfbfa15fe0911c05311258dbc5
- SSDEEP 393216:al7Xae7TrREZlO/xCQqk52R5wAspEqtma/o1AA5Ono:yaefNpoQqk52rwAspEyQT5Oo
- TLSH T1D8D633AEC8BE896AC3767436F59C8E4C25817C00CEF874213BE299AD53176E546F38D1
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
Microsoft.Web.WebView2.Core.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
Microsoft.Web.WebView2.Core.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
Microsoft.Web.WebView2.WinForms.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
Microsoft.Web.WebView2.WinForms.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
Microsoft.Web.WebView2.Wpf.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
Microsoft.Web.WebView2.Wpf.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral7
Sample
Syron.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
Syron.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral9
Sample
WebView2Loader.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
WebView2Loader.dll
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral11
Sample
runtimes/win-x86/native/WebView2Loader.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
runtimes/win-x86/native/WebView2Loader.dll
Resource
win11ltsc2024-20260709-en
Malware Config
Extracted
-
overlord
-
https://raw.githubusercontent.com/krampusexploits-code/gehirn/refs/heads/main/overlord
Targets
-
- Target Microsoft.Web.WebView2.Core.dll
- Size 533KB
- SHA256 c886c3003f208d64839ec3c77c3889ef98a0344439e18aa613e7b199bd04bb2d
- MD5 36a26a59c3b124c90af32bd87fdc003a
- SHA1 abea61150aa1aad467c95528ba9fadaf724189e1
- SHA512 45cea404b0833ddc98077ae859142aa96cefbbddac611511193c637139eec935fa6d50969889a74226ef98afc5da63df4a45ff70fa7cba276b2717503557fba0
- SSDEEP 12288:r0vEInrpQ322zy+uFKcDzRFNXeA+imQ269pRFZNIEJdIEY0lxPrEIgcvLcglxMwu:YMvH
- TLSH T1B3C4841223FD865AF6F33FB5653412608BF6BDA6B939D74E0698509D0C32B809DA1733
- MD5 SHA1 SHA512 SSDEEP TLSH
Score1/10 -
- Target Microsoft.Web.WebView2.WinForms.dll
- Size 39KB
- SHA256 ccaf1f9ed1313a7218dd456114a2914f5b0b514b8c00ba90f14e6a7927930c35
- MD5 823d314a7a7b7433d372d5e0fc9abb76
- SHA1 125ab38d78a5d3b1f2f315a500908d132a44b1a8
- SHA512 040db73d0ee1873712cdb93bacadcc0f97f9b2908585e35e96b538ac44a24556498ef7d38263ab6806c3ea8babf7613505d80646933c23a01b63266fac799550
- SSDEEP 768:rFCniwqfU2Gm0bOVmW0etG7yf8ZDgcEST3p4Jjrjh2jJGSUyauTv1JKia5/Zi/Wk:rI7yf8ZDgcEST3p4JjrjaJGSUyau71Jh
- TLSH T140034A4143AC853BE6EF5FFC95B085621B7ABFC3BA61D7882991B0E91D73390490076B
- MD5 SHA1 SHA512 SSDEEP TLSH
Score1/10 -
- Target Microsoft.Web.WebView2.Wpf.dll
- Size 46KB
- SHA256 5eaaded54cd8f8f08f8f9aa09f6dbb2cd8f76753abbd6524b23aa1d0f52f7d16
- MD5 d8a961a75b1949ccc43f567ca98a49ed
- SHA1 1a1237ddb927640fbe58708d61ed8c37e3f9b532
- SHA512 2923160c82e52a25c03ef931b2dc510fe8e29c37f38e08e87b6159364c18699d31f549077abc02f0135bfa02fc0fd5bdafaecbc8b9b1970a4aa940a6c0a4cb0a
- SSDEEP 768:UV08pvSZjQIf1jlCPcePUOVw8aDP/ryEH0tBy4JjrD1h2j5hUURGvkq7FKKa5/Bt:z84jQW1jlOzPjw8aDP/ryEH0tBy4Jjra
- TLSH T1392329C047EE8526F5EE1FB470B091191B79BF43BA21F75917C4B0A80A3B3A189543EB
- MD5 SHA1 SHA512 SSDEEP TLSH
Score1/10 -
- Target Syron.exe
- Size 13.7MB
- SHA256 10ee24f921e3c12fd63bcc4101af3dd4406868de773e95b17a1b05110fe1af1e
- MD5 4a829c822dbc4e79e6fdbb9cbf37c630
- SHA1 f309bca93de9f7ba66e84783abfb6f25ccae1618
- SHA512 e5182d1968a9698f1738dcb0590de4baf29ee550b557efe62b8d35bcbb30a3fdb9f9732644724d4b67b7d7650405e09e17d27b8714f66583896374e49444b2e5
- SSDEEP 393216:l7gvS/iegQfrmS7Mr/M70bt7CQEf9Bm/Ai/ohn:VgvS/iegQf5f0bB5EfPco
- TLSH T1BDE612A239CCB18EABBBB8AD8C3EFFD15470B087F31358912B98454947C2EBB1555817
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Detects Overlord RAT
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
-
- Target WebView2Loader.dll
- Size 114KB
- SHA256 9915bfd98e275a5147de65029e0a4f070f684e2b58925ce91fa9d26bb6a609b5
- MD5 952e26b46db747c4f00cc6a59e082393
- SHA1 e7982e58ba2bb5c8af12c526d8b74344b9854901
- SHA512 cf6b294e5dbf11fb79986b78371a9aa432e3c58d0ac24cd4340946518dcd27e50739d4e0d2d558f9c345f74ee1888594a053f37e24d68a76bebd14d7749ffe56
- SSDEEP 3072:RwKFbUahnsANF2vCMWmZb9oZU9i3QKHyiTph0EtJmAlacLZr:RwKNtns8F2vxrgUI0EtJjY+l
- TLSH T120B36C50B6D08471E5BE0A3C0874EA655B3F7D60EF608DEB27581AA94E317D08F35B2B
- MD5 SHA1 SHA512 SSDEEP TLSH
Score3/10 -
- Target runtimes/win-x86/native/WebView2Loader.dll
- Size 114KB
- SHA256 9915bfd98e275a5147de65029e0a4f070f684e2b58925ce91fa9d26bb6a609b5
- MD5 952e26b46db747c4f00cc6a59e082393
- SHA1 e7982e58ba2bb5c8af12c526d8b74344b9854901
- SHA512 cf6b294e5dbf11fb79986b78371a9aa432e3c58d0ac24cd4340946518dcd27e50739d4e0d2d558f9c345f74ee1888594a053f37e24d68a76bebd14d7749ffe56
- SSDEEP 3072:RwKFbUahnsANF2vCMWmZb9oZU9i3QKHyiTph0EtJmAlacLZr:RwKNtns8F2vxrgUI0EtJjY+l
- TLSH T120B36C50B6D08471E5BE0A3C0874EA655B3F7D60EF608DEB27581AA94E317D08F35B2B
- MD5 SHA1 SHA512 SSDEEP TLSH
Score3/10