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Analysis
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max time kernel
124s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
14/06/2024, 14:22
Static task
static1
Behavioral task
behavioral1
Sample
OptiFine_1.20.4_HD_U_I7.jar
Resource
win10v2004-20240611-en
General
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Target
OptiFine_1.20.4_HD_U_I7.jar
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Size
6.9MB
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MD5
35bb67f2fa6e6e0bcbff13c23724deee
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SHA1
f2475e8d5746477d1d2972cd5aae62a5d9c04264
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SHA256
2470895443a4678d66bc39158fca6775343b6d1aa6e332bd8229892d1a2bfffd
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SHA512
acca2b7348925a378e1d0c85882fd276df834a96fe541d488dce831e2ffa9dbc868aa160b872abb8fe511b4ef6143da33776e5d8bf4599083d1d6b23de765d6c
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SSDEEP
98304:ZSJGFWo77Qgj248F11/r1Acy9BuXrluT4PkLBIV7MfzPyAvl0APaoq05:rFWo7Mgj2lvrO19BufPjVcPV2APa9W
Malware Config
Signatures
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Modifies file permissions 1 TTPs 1 IoCs
pid Process 2108 icacls.exe -
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ java.exe Key created \REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ java.exe -
Suspicious use of SetWindowsHookEx 14 IoCs
pid Process 1288 java.exe 1288 java.exe 1288 java.exe 1288 java.exe 1288 java.exe 1288 java.exe 1288 java.exe 1288 java.exe 1288 java.exe 1288 java.exe 1288 java.exe 1288 java.exe 1288 java.exe 1288 java.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1288 wrote to memory of 2108 1288 java.exe 90 PID 1288 wrote to memory of 2108 1288 java.exe 90
Processes
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C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\OptiFine_1.20.4_HD_U_I7.jar1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1288 -
C:\Windows\system32\icacls.exeC:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M2⤵
- Modifies file permissions
PID:2108
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4184,i,11751898164297348119,13021661521765644467,262144 --variations-seed-version --mojo-platform-channel-handle=4260 /prefetch:81⤵PID:4784
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
46B
MD589698fe915019ec810db57cb083e8f0c
SHA1c8cf87c5832b14c57996f0b2253996d0013911f4
SHA256cc8208f57ef851413e20dbdb8d658320280df83079a98b8afeb3855e94852c9e
SHA512bb837daab9c9e72027d0cc3633fac270122c5cca39dccfd43e76eccc0ababcc6ad187888411f331a00b86605a75c5f20425c6b9b3bdfff2fe8c1ab1c5c63bd32