Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
12-03-2024 08:00
Behavioral task
behavioral1
Sample
Anfrage-Angebot.jar
Resource
win7-20240221-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
Anfrage-Angebot.jar
Resource
win10v2004-20240226-en
windows10-2004-x64
3 signatures
150 seconds
General
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Target
Anfrage-Angebot.jar
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Size
64KB
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MD5
575d75ecae9946950af94951bfac908e
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SHA1
856900c7d62b852f2f5e854f11d8b072aa3721b1
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SHA256
374aa16abdd7a527d3500fb1d49f822263fc382706db71e0f58cc3e00045a790
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SHA512
1fd705f755e348f3d69f1a32315762d23fa74857d8e697f5f2b19081bc1dd210eb70cda20534369ede70ec4a7fe33edb2d67680299b5963af7dae5f2476c259c
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SSDEEP
1536:4jdiIZTjmn6fVQsJ4J7gTtcMbVrHCCT3Kk/:4jwINVqsJmiVrC/k/
Score
7/10
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\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\symbols\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\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\server\symbols\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 1680 wrote to memory of 4160 1680 java.exe icacls.exe PID 1680 wrote to memory of 4160 1680 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\Anfrage-Angebot.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
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/1680-4-0x000001CC6D950000-0x000001CC6E950000-memory.dmpFilesize
16.0MB
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memory/1680-11-0x000001CC6C170000-0x000001CC6C171000-memory.dmpFilesize
4KB
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memory/1680-16-0x000001CC6D950000-0x000001CC6E950000-memory.dmpFilesize
16.0MB
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memory/1680-24-0x000001CC6D950000-0x000001CC6E950000-memory.dmpFilesize
16.0MB
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memory/1680-26-0x000001CC6DBD0000-0x000001CC6DBE0000-memory.dmpFilesize
64KB
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memory/1680-27-0x000001CC6DC30000-0x000001CC6DC40000-memory.dmpFilesize
64KB
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memory/1680-28-0x000001CC6DBF0000-0x000001CC6DC00000-memory.dmpFilesize
64KB
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memory/1680-29-0x000001CC6DC10000-0x000001CC6DC20000-memory.dmpFilesize
64KB
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memory/1680-30-0x000001CC6DC20000-0x000001CC6DC30000-memory.dmpFilesize
64KB
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memory/1680-31-0x000001CC6D950000-0x000001CC6E950000-memory.dmpFilesize
16.0MB
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memory/1680-32-0x000001CC6D950000-0x000001CC6E950000-memory.dmpFilesize
16.0MB