Analysis
- user interaction
yes - max time kernel
150s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
13/09/2026, 08:50
Behavioral task
behavioral1
Sample
System32.exe
Resource
win10v2004-20260911-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
System32.exe
Resource
win11ltsc2024-20260911-en
7 signatures
150 seconds
General
- Target System32.exe
- Size 9.1MB
- Sample260913-krtqcseq7t
- SHA256 69ca6c2a6438dab8a55b1ae87ab1a4f14273dbfb3caf10cf2c8630423345ffad
- MD5 a8e1107db45417e710802e300578e591
- SHA1 56b86225996b3a2e2f53c8524c27c8aeefec997e
- SHA512 8f60355bc3c96d2014b91426c755075bc2f317b6ba8f064cb6c1ea22fa819e3346f046e40c4cda791c1ff607b2775f0def437cbc2be173b81abd6ded40df1c7d
- SSDEEP 196608:aztnpxuBwB9drbdXQaN+MofR4RmhDCMPWhRWHswqMpCTFDE7E:yzx/hrbdXQfM6R4RmhDzC4HswqMi/
- TLSH T1A6A6334896E004FAE463603E99769606E3F27D120BA6C9DF07E40B2D1FA72F15C3D676
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
Malware Config
Signatures
- Possible privilege escalation attempt 2 IoCs
pid Process 5448 icacls.exe 2736 takeown.exe - Loads dropped DLL 8 IoCs
pid Process 5416 System32.exe 5416 System32.exe 5416 System32.exe 5416 System32.exe 5416 System32.exe 5416 System32.exe 5416 System32.exe 5416 System32.exe - Modifies file permissions 1 TTPs 2 IoCs
pid Process 2736 takeown.exe 5448 icacls.exe - Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
- Drops file in System32 directory 5 IoCs
description ioc Process File opened for modification C:\Windows\System32\icuin.dll cmd.exe File opened for modification C:\Windows\System32\icuuc.dll cmd.exe File opened for modification C:\Windows\System32\mdmpostprocessevaluator.dll cmd.exe File opened for modification C:\Windows\System32\coreglobconfig.dll cmd.exe File opened for modification C:\Windows\System32\icu.dll cmd.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeTakeOwnershipPrivilege 2736 takeown.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2072 wrote to memory of 5416 2072 System32.exe 88 PID 5416 wrote to memory of 2736 5416 System32.exe 89 PID 5416 wrote to memory of 5448 5416 System32.exe 91 PID 5416 wrote to memory of 476 5416 System32.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\System32.exe"C:\Users\Admin\AppData\Local\Temp\System32.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2072 -
C:\Users\Admin\AppData\Local\Temp\System32.exe"C:\Users\Admin\AppData\Local\Temp\System32.exe"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:5416 -
C:\Windows\SYSTEM32\takeown.exetakeown /f C:\Windows\System32 /r /d y3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:2736
-
-
C:\Windows\SYSTEM32\icacls.exeicacls C:\Windows\System32 /grant administrators:F /t /c /l3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:5448
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c del /f /s /q C:\Windows\System32\*3⤵
- Drops file in System32 directory
PID:476
-
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:5980
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\VCRUNTIME140.dll
- Size 117KB
- SHA256 052ad6a20d375957e82aa6a3c441ea548d89be0981516ca7eb306e063d5027f4
- MD5 32da96115c9d783a0769312c0482a62d
- SHA1 2ea840a5faa87a2fe8d7e5cb4367f2418077d66b
- SHA512 616c78b4a24761d4640ae2377b873f7779322ef7bc26f8de7da0d880b227c577ed6f5ed794fc733468477b2fcdb7916def250e5dc63e79257616f99768419087
- SSDEEP 1536:Z9TXF5YXWbj8qr51XlN+dULTCe1IGhKWyxLiyaXYaNxoecbdhUoaLjTz164zEd:ZEnsvReGsWyxLizXFkecbd1aPTzW
- TLSH T10DC38C8572A002FBD16AC274C1A36A17FB75B94487B0A7CF03B58A650F53BE09E3D356
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\_bz2.pyd
- Size 85KB
- SHA256 33641a8ad0403473d678c7435197d49550fc5185ba7979fb16ab80256b1f9072
- MD5 98aa4ec9b691267912bcb3336fc7cafc
- SHA1 8955d7e923c4bf05d84a03666ec8cdb4fab2f616
- SHA512 62084c7077ed896b92055e5a278651d6eeca65622321e389e551e8a331b51c9fe2a5eb1b903eaed41117a7a8efce514b9d62acf2b62985d1535812ab59011387
- SSDEEP 1536:w1sxz74jpCk2wWdyOeR3RYZvksL8DdRbEvtwIA3V4y7NsR9KfIkWO:GsxzsIdtYOeRuZcsYZlitwIA3VU
- TLSH T162838D82E3A462B7F59F91B4D7810753F730FF560710A3AFB25482863F12B91AE58366
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\_ctypes.pyd
- Size 139KB
- SHA256 79967d8614f735cc62b81649641fd8d0414ca66d3d6656fa7788334bbdbbd35b
- MD5 409e2c98beb0554395f65fc8b55951c7
- SHA1 f7e25afa8bd80fa8ed709aed8ced4374c0f1ed93
- SHA512 8babb6fe295975868c1aa57c63dcab6f2cd151ba7074848dc7da27de2ea46a886496754b7c7e09b043ec5dc2813d30cbdbaa136f0f26302a1b7246a5da7962a7
- SSDEEP 3072:5Dpx2Lp7KR+FrkdOJWWcovIXBzTKRFyxpMIAGPwuTkY:tpxCtKUr8WDvIXBnU8xppkY
- TLSH T1DDD38E4B736840A6DA678138C6739E47EBB1F4521A1087CF4264C99B1F633A2AF3F715
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\_lzma.pyd
- Size 157KB
- SHA256 a01f1927adaa60adcfbe3b0314205a528cb9dd5a93b7e61cb284eddee9b0b347
- MD5 d5e9416137026497171e131dff6e569f
- SHA1 16de80a710940e38537d1d2aea22bc33d5948591
- SHA512 e7cb2a3c68e7f5129a4712b38b81fc84fc57881bd1d087c755ba16ee6d892be7ec0708a30465d2a28fe9b587226f233e02a2f512f861ad58012b5b80fe7c1927
- SSDEEP 3072:QJ66gwnM5uNIJfuPdX+ENYQrHznfx9mNopUpdgwIAI1ho:QURwnNIk1XrBrTpYOQgL
- TLSH T11AF35C86B794F0E6F3628C38D6624F57E6F578190320929A01CC976D2B1FB759A2F313
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\_zstd.pyd
- Size 491KB
- SHA256 e5924e2985186797668dd3b2e1efeb9313459258a4564dbf5499935c7ebd44e7
- MD5 a75e9eb46c217f915fb8db1deed6dbb3
- SHA1 b7e1bb9e18856a93b405c8adff3a198695b37d50
- SHA512 c160a4681d9e5ecbeaa9416e294883fae9a212e28a8fdee5b86181f7e1cb35b9f1352e2af7894ae1023fb839e75d4fcaa4c5bc61024bd7cf0e261e21edb02cfb
- SSDEEP 6144:dZ87M+EgY9pB2l1eUVcnmw3Vh4S+zKhThruVxzeeO07WEz9LKE+UIHHHRToSH2l4:vNcumw3vT8eeOyWEz8xHnRTrWl93R9D
- TLSH T17AB48D43F29943EDE13BC4B8CF565A13FBB1780B1214965B9395CB993F07B309A6A309
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\base_library.zip
- Size 1.3MB
- SHA256 cc7f924e87decb2676c6a23d622be85afb0e0fc0e75c34d5351510b6309e57e7
- MD5 9d8165ee42f826c668fe59c9db37f74f
- SHA1 c6a5e1405d0c4761da118baf771bfd56a03e5a43
- SHA512 3482d79c6b0542ccdad06f16a689eee17805beb970702f50a28ca92011cdd8262f93ca702e9de26dddd6d74a42656a7114f5accb267ece4a612ebc0374e3e58f
- SSDEEP 24576:WaQeOdP2m2dfARpiLduUFalbO3aF4dmdIx:X/4RwuUFD3tmds
- TLSH T1EF552AA1B9917867FEC9F37A35775A0CA715C0109B20D303B4A98DAC6FDF260AE158DC
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\libffi-8.dll
- Size 38KB
- SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
- MD5 0f8e4992ca92baaf54cc0b43aaccce21
- SHA1 c7300975df267b1d6adcbac0ac93fd7b1ab49bd2
- SHA512 6e1b223462dc124279bfca74fd2c66fe18b368ffbca540c84e82e0f5bcbea0e10cc243975574fa95ace437b9d8b03a446ed5ee0c9b1b094147cefaf704dfe978
- SSDEEP 768:NiQfxQemQJNrPN+moyijAc5YiSyvkIPxWEqG:dfxIQvPkmoyijP7SytPxF
- TLSH T10B037C0B458418A4E657D53D97A64A2AC335B9240B60F2CB03D4C2BA3F6B7D6FB7C358
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\python314.dll
- Size 6.5MB
- SHA256 a07f7d09c3121492bb066535c6d0811df5fbc2090cbca7031a97bb47ce1480c9
- MD5 e823b990ba85afa143b799c291058dce
- SHA1 3e53a71a5c72c3011bee19a792a6552a0d702671
- SHA512 fc9b0a6795993e1c4519622726647c33c415a9aa9983daa52d1f9f371c58fb74067599052f5b9c25f5acc08ed15021221dc524543a4de87b5705bba145a1b622
- SSDEEP 98304:6PEfNNEwwP1Fyh4NIyDB7Qfo7wavAHDMiEuGC:tfXEwM1Eh4ayDpji1
- TLSH T180669E26737401A5D9BB8035CA074647DBB1BC00AB30D34B59A47ADA3F733635BAEB85
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\ucrtbase.dll
- Size 1.3MB
- SHA256 2e5fb14b7bf8540278f3614a12f0226e56a7cc9e64b81cbd976c6fcf2f71cbfb
- MD5 286b308df8012a5dfc4276fb16dd9ccc
- SHA1 8ae9df813b281c2bd7a81de1e4e9cef8934a9120
- SHA512 24166cc1477cde129a9ab5b71075a6d935eb6eebcae9b39c0a106c5394ded31af3d93f6dea147120243f7790d0a0c625a690fd76177dddab2d2685105c3eb7b2
- SSDEEP 24576:cQPuhXCFmugCw3wUAZMMNX6smpRrgTuJi+1Sats7F9qmxvSZX0ypKpIPng:cQWhXCFm7Cw3w3ZXX6DYaY9lpUg
- TLSH T1BE55AE2266AD01E9C5BFD13DC65B4906E9B2781503709ACB03E94E792E3BBF5077B321
- MD5 SHA1 SHA512 SSDEEP TLSH