Analysis
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max time kernel
18s -
max time network
18s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system -
submitted
24-07-2022 23:36
Static task
static1
Behavioral task
behavioral1
Sample
PO.jar
Resource
win7-20220715-en
General
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Target
PO.jar
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Size
638KB
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MD5
44f776546f0f19d921f553cfe2661c01
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SHA1
5bc81f9577dded278ea5a2fee3b1d16bd0e0102c
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SHA256
8cc0bbda1b6f011b32db3625906aa0f793e968c8f7e7dcdfc80aa9d7c806f98d
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SHA512
f18a9eeb0f266036061f473116871eb74e11277af5998d011cea35c4b43623fd17eaf39a23866f9d1f2c95067b703058a2ae8ebcb1d0e790f0ebb4d656922f8a
Malware Config
Signatures
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Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
java.exejava.exepid Process 2252 java.exe 1324 java.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
java.execmd.exedescription pid Process procid_target PID 2252 wrote to memory of 1324 2252 java.exe 83 PID 2252 wrote to memory of 1324 2252 java.exe 83 PID 2252 wrote to memory of 4448 2252 java.exe 85 PID 2252 wrote to memory of 4448 2252 java.exe 85 PID 4448 wrote to memory of 4768 4448 cmd.exe 87 PID 4448 wrote to memory of 4768 4448 cmd.exe 87
Processes
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C:\ProgramData\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\PO.jar1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2252 -
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\_0.117686891108758743126875261137350005.class2⤵
- Suspicious use of SetWindowsHookEx
PID:1324 -
C:\Windows\SYSTEM32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive721967007992304429.vbs3⤵PID:3828
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C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive721967007992304429.vbs4⤵PID:3772
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C:\Windows\SYSTEM32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8151140023217935680.vbs3⤵PID:5108
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C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8151140023217935680.vbs4⤵PID:2272
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C:\Windows\SYSTEM32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive3334077342770068344.vbs2⤵
- Suspicious use of WriteProcessMemory
PID:4448 -
C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive3334077342770068344.vbs3⤵PID:4768
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C:\Windows\SYSTEM32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8299198620464468323.vbs2⤵PID:4620
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C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8299198620464468323.vbs3⤵PID:3752
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
50B
MD5a482813c79197c4dad9c947cd3696745
SHA137220c6ec8f405be4ab20d13f320716356231a8a
SHA256d29825ce4e66aee1e9ac7ed73bed0b89fd600d5aff6f5dfab9be93cd4aaff49a
SHA51280a7146eac306e59703f37e79d9a46e80ee3b68d952325c5e9734b99439e7a9efeac8d1541b7ec3ce87b4fa27332dd4ee051c29f88c8f473d9a906802d5fdc78
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Filesize
276B
MD53bdfd33017806b85949b6faa7d4b98e4
SHA1f92844fee69ef98db6e68931adfaa9a0a0f8ce66
SHA2569da575dd2d5b7c1e9bab8b51a16cde457b3371c6dcdb0537356cf1497fa868f6
SHA512ae5e5686ae71edef53e71cd842cb6799e4383b9c238a5c361b81647efa128d2fedf3bf464997771b5b0c47a058fecae7829aeedcd098c80a11008581e5781429
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Filesize
276B
MD53bdfd33017806b85949b6faa7d4b98e4
SHA1f92844fee69ef98db6e68931adfaa9a0a0f8ce66
SHA2569da575dd2d5b7c1e9bab8b51a16cde457b3371c6dcdb0537356cf1497fa868f6
SHA512ae5e5686ae71edef53e71cd842cb6799e4383b9c238a5c361b81647efa128d2fedf3bf464997771b5b0c47a058fecae7829aeedcd098c80a11008581e5781429
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Filesize
281B
MD5a32c109297ed1ca155598cd295c26611
SHA1dc4a1fdbaad15ddd6fe22d3907c6b03727b71510
SHA25645bfe34aa3ef932f75101246eb53d032f5e7cf6d1f5b4e495334955a255f32e7
SHA51270372552dc86fe02ece9fe3b7721463f80be07a34126b2c75b41e30078cda9e90744c7d644df623f63d4fb985482e345b3351c4d3da873162152c67fc6ecc887
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Filesize
241KB
MD5781fb531354d6f291f1ccab48da6d39f
SHA19ce4518ebcb5be6d1f0b5477fa00c26860fe9a68
SHA25697d585b6aff62fb4e43e7e6a5f816dcd7a14be11a88b109a9ba9e8cd4c456eb9
SHA5123e6630f5feb4a3eb1dac7e9125ce14b1a2a45d7415cf44cea42bc51b2a9aa37169ee4a4c36c888c8f2696e7d6e298e2ad7b2f4c22868aaa5948210eb7db220d8
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2372564722-193526734-2636556182-1000\83aa4cc77f591dfc2374580bbd95f6ba_e2a67401-6492-4cbf-87ab-b664c084dada
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd