Analysis
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max time kernel
148s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
05-03-2024 02:25
Behavioral task
behavioral1
Sample
6d3e348cfe718e27a0af78d15ff32648890e51442a7f614c2463e50a0116eb18.jar
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
6d3e348cfe718e27a0af78d15ff32648890e51442a7f614c2463e50a0116eb18.jar
Resource
win10v2004-20240226-en
General
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Target
6d3e348cfe718e27a0af78d15ff32648890e51442a7f614c2463e50a0116eb18.jar
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Size
209KB
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MD5
e5e273e7a2fdf5fc727fc9a54805dbf8
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SHA1
ea0a4d8f987500ebaee6c3f9b1c952c6ae1006f2
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SHA256
6d3e348cfe718e27a0af78d15ff32648890e51442a7f614c2463e50a0116eb18
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SHA512
b6d698a385c98e25da230d189cb81709f9f435fc779579b727914d25d12ae49a7d17965c3f8047cb86273181d0ce82386b8910d6df68fd218c776b6a95184196
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SSDEEP
6144:7GF8hJ1HN/cgBS2czywRbaVo0MSmu2PzVmyKu:7GChHdrVcHWo0MSGpKu
Malware Config
Signatures
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Modifies file permissions 1 TTPs 1 IoCs
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Drops file in Program Files directory 12 IoCs
Processes:
java.exedescription ioc process File opened for modification C:\Program Files\Java\jre-1.8\bin\server\dll\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\server\symbols\dll\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\dll\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\server\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\server\symbols\dll\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\dll\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\symbols\dll\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\server\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\symbols\dll\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\server\dll\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jvm.pdb java.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
java.exedescription pid process target process PID 3132 wrote to memory of 3448 3132 java.exe icacls.exe PID 3132 wrote to memory of 3448 3132 java.exe icacls.exe
Processes
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C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\6d3e348cfe718e27a0af78d15ff32648890e51442a7f614c2463e50a0116eb18.jar1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\icacls.exeC:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M2⤵
- Modifies file permissions
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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 --no-appcompat-clear --mojo-platform-channel-handle=1416 --field-trial-handle=3240,i,13319578961094268484,16557498665191861597,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/3132-2-0x0000023F8D290000-0x0000023F8E290000-memory.dmpFilesize
16.0MB
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memory/3132-11-0x0000023F8BAC0000-0x0000023F8BAC1000-memory.dmpFilesize
4KB
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memory/3132-22-0x0000023F8D290000-0x0000023F8E290000-memory.dmpFilesize
16.0MB
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memory/3132-24-0x0000023F8D510000-0x0000023F8D520000-memory.dmpFilesize
64KB
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memory/3132-25-0x0000023F8D290000-0x0000023F8E290000-memory.dmpFilesize
16.0MB