Analysis
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max time kernel
149s -
max time network
53s -
platform
windows10-2004_x64 -
resource
win10v2004-20220722-en -
resource tags
arch:x64arch:x86image:win10v2004-20220722-enlocale:en-usos:windows10-2004-x64system -
submitted
24-07-2022 03:44
Static task
static1
Behavioral task
behavioral1
Sample
59814f1f79d3ea4c744466580fff66085f8c2222f44132746d27e52b774db98b.jar
Resource
win7-20220715-en
General
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Target
59814f1f79d3ea4c744466580fff66085f8c2222f44132746d27e52b774db98b.jar
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Size
542KB
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MD5
a5d1a6607deb2e6df7b6869c1658b6ec
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SHA1
c9c1a09344d64b853c3cdc972cdc28b47afd7ce3
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SHA256
59814f1f79d3ea4c744466580fff66085f8c2222f44132746d27e52b774db98b
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SHA512
2b0ed9df9f3e2c0930ac5ddb37ea935ea3b2476dd10336d2c3b03bfee3bebfa0e5ec4c5020aa941fb84e7a472200743fd75e80b538a69b282edb732cd13aad82
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
Processes:
java.exedescription ioc Process File created C:\Windows\System32\test.txt java.exe -
Drops file in Program Files directory 12 IoCs
Processes:
java.exedescription ioc Process File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\dll\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\server\dll\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\dll\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\server\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\server\dll\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\server\symbols\dll\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\symbols\dll\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\server\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\server\symbols\dll\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\symbols\dll\ntdll.pdb java.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
java.exepid Process 3168 java.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
java.exejava.execmd.execmd.exedescription pid Process procid_target PID 4732 wrote to memory of 3168 4732 java.exe 75 PID 4732 wrote to memory of 3168 4732 java.exe 75 PID 3168 wrote to memory of 2600 3168 java.exe 77 PID 3168 wrote to memory of 2600 3168 java.exe 77 PID 2600 wrote to memory of 4884 2600 cmd.exe 79 PID 2600 wrote to memory of 4884 2600 cmd.exe 79 PID 3168 wrote to memory of 1860 3168 java.exe 80 PID 3168 wrote to memory of 1860 3168 java.exe 80 PID 1860 wrote to memory of 4896 1860 cmd.exe 82 PID 1860 wrote to memory of 4896 1860 cmd.exe 82 PID 3168 wrote to memory of 4764 3168 java.exe 83 PID 3168 wrote to memory of 4764 3168 java.exe 83 PID 3168 wrote to memory of 2292 3168 java.exe 85 PID 3168 wrote to memory of 2292 3168 java.exe 85
Processes
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C:\ProgramData\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\59814f1f79d3ea4c744466580fff66085f8c2222f44132746d27e52b774db98b.jar1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:4732 -
C:\Program Files\Java\jre1.8.0_66\bin\java.exe"C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar C:\Users\Admin\AppData\Local\Temp\_0.60647618637285697147561177909877766.class2⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3168 -
C:\Windows\SYSTEM32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8476028790914510045.vbs3⤵
- Suspicious use of WriteProcessMemory
PID:2600 -
C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8476028790914510045.vbs4⤵PID:4884
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C:\Windows\SYSTEM32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive6624498900973808162.vbs3⤵
- Suspicious use of WriteProcessMemory
PID:1860 -
C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive6624498900973808162.vbs4⤵PID:4896
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C:\Windows\SYSTEM32\xcopy.exexcopy "C:\Program Files\Java\jre1.8.0_66" "C:\Users\Admin\AppData\Roaming\Oracle\" /e3⤵PID:4764
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C:\Windows\SYSTEM32\cmd.execmd.exe3⤵PID:2292
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
50B
MD58665d749377c217450fdf2d6352223ee
SHA1abd03e740c4da784e129bf478c6a53003c4033c3
SHA25613a28fd19038d33f8e5f35547f5a58804cdae860a2b760e3ca52797edfa40ab6
SHA5126eb9d00ead102f310e68f139e79a0999dcbf41d9a8d77b22be9d3f19cd35ba60d21b2f8435009b92922662590128f21d9f0570ebb6ba1afa1787ec0981f3af32
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Filesize
281B
MD5a32c109297ed1ca155598cd295c26611
SHA1dc4a1fdbaad15ddd6fe22d3907c6b03727b71510
SHA25645bfe34aa3ef932f75101246eb53d032f5e7cf6d1f5b4e495334955a255f32e7
SHA51270372552dc86fe02ece9fe3b7721463f80be07a34126b2c75b41e30078cda9e90744c7d644df623f63d4fb985482e345b3351c4d3da873162152c67fc6ecc887
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Filesize
276B
MD53bdfd33017806b85949b6faa7d4b98e4
SHA1f92844fee69ef98db6e68931adfaa9a0a0f8ce66
SHA2569da575dd2d5b7c1e9bab8b51a16cde457b3371c6dcdb0537356cf1497fa868f6
SHA512ae5e5686ae71edef53e71cd842cb6799e4383b9c238a5c361b81647efa128d2fedf3bf464997771b5b0c47a058fecae7829aeedcd098c80a11008581e5781429
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Filesize
241KB
MD5781fb531354d6f291f1ccab48da6d39f
SHA19ce4518ebcb5be6d1f0b5477fa00c26860fe9a68
SHA25697d585b6aff62fb4e43e7e6a5f816dcd7a14be11a88b109a9ba9e8cd4c456eb9
SHA5123e6630f5feb4a3eb1dac7e9125ce14b1a2a45d7415cf44cea42bc51b2a9aa37169ee4a4c36c888c8f2696e7d6e298e2ad7b2f4c22868aaa5948210eb7db220d8
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3463845317-933582289-45817732-1000\83aa4cc77f591dfc2374580bbd95f6ba_bfe458be-6a47-4012-a9d0-2c4333e0df83
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd