Analysis
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max time kernel
150s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
01-07-2022 05:48
Static task
static1
Behavioral task
behavioral1
Sample
ad5c124fb08ecafea155427aee2b0ab1cd47a5cf6f5297b4a4bf10da1c0e6e88.jar
Resource
win7-20220414-en
General
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Target
ad5c124fb08ecafea155427aee2b0ab1cd47a5cf6f5297b4a4bf10da1c0e6e88.jar
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Size
600KB
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MD5
5d397de1e2636db14f120f504e5d6e0e
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SHA1
291e55ade60dc6f66fe297f3414c17d2c9983500
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SHA256
ad5c124fb08ecafea155427aee2b0ab1cd47a5cf6f5297b4a4bf10da1c0e6e88
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SHA512
949b9b7ec0968ee9f28901bc8a76b702d655a4b5383d8cfca5e8303045603750de91d361af0a3920036065852087debced5a23f28e5f4565cb9a4dbc184f1622
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\System32\test.txt java.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 748 java.exe 2036 java.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 748 wrote to memory of 2036 748 java.exe 28 PID 748 wrote to memory of 2036 748 java.exe 28 PID 748 wrote to memory of 2036 748 java.exe 28 PID 748 wrote to memory of 1256 748 java.exe 29 PID 748 wrote to memory of 1256 748 java.exe 29 PID 748 wrote to memory of 1256 748 java.exe 29 PID 2036 wrote to memory of 2032 2036 java.exe 30 PID 2036 wrote to memory of 2032 2036 java.exe 30 PID 2036 wrote to memory of 2032 2036 java.exe 30 PID 1256 wrote to memory of 1660 1256 cmd.exe 32 PID 1256 wrote to memory of 1660 1256 cmd.exe 32 PID 1256 wrote to memory of 1660 1256 cmd.exe 32 PID 2032 wrote to memory of 764 2032 cmd.exe 31 PID 2032 wrote to memory of 764 2032 cmd.exe 31 PID 2032 wrote to memory of 764 2032 cmd.exe 31 PID 748 wrote to memory of 1668 748 java.exe 33 PID 748 wrote to memory of 1668 748 java.exe 33 PID 748 wrote to memory of 1668 748 java.exe 33 PID 2036 wrote to memory of 1760 2036 java.exe 35 PID 2036 wrote to memory of 1760 2036 java.exe 35 PID 2036 wrote to memory of 1760 2036 java.exe 35 PID 1760 wrote to memory of 1292 1760 cmd.exe 34 PID 1760 wrote to memory of 1292 1760 cmd.exe 34 PID 1760 wrote to memory of 1292 1760 cmd.exe 34 PID 1668 wrote to memory of 840 1668 cmd.exe 36 PID 1668 wrote to memory of 840 1668 cmd.exe 36 PID 1668 wrote to memory of 840 1668 cmd.exe 36 PID 2036 wrote to memory of 1036 2036 java.exe 38 PID 2036 wrote to memory of 1036 2036 java.exe 38 PID 2036 wrote to memory of 1036 2036 java.exe 38 PID 748 wrote to memory of 676 748 java.exe 37 PID 748 wrote to memory of 676 748 java.exe 37 PID 748 wrote to memory of 676 748 java.exe 37 PID 2036 wrote to memory of 1644 2036 java.exe 39 PID 2036 wrote to memory of 1644 2036 java.exe 39 PID 2036 wrote to memory of 1644 2036 java.exe 39
Processes
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C:\Windows\system32\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\ad5c124fb08ecafea155427aee2b0ab1cd47a5cf6f5297b4a4bf10da1c0e6e88.jar1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:748 -
C:\Program Files\Java\jre7\bin\java.exe"C:\Program Files\Java\jre7\bin\java.exe" -jar C:\Users\Admin\AppData\Local\Temp\_0.64956533625435545004927492377015780.class2⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2036 -
C:\Windows\system32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive4272193218270986783.vbs3⤵
- Suspicious use of WriteProcessMemory
PID:2032 -
C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive4272193218270986783.vbs4⤵PID:764
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C:\Windows\system32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8386631349034117522.vbs3⤵
- Suspicious use of WriteProcessMemory
PID:1760
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C:\Windows\system32\xcopy.exexcopy "C:\Program Files\Java\jre7" "C:\Users\Admin\AppData\Roaming\Oracle\" /e3⤵PID:1036
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C:\Windows\system32\cmd.execmd.exe3⤵PID:1644
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C:\Windows\system32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8491746676867430549.vbs2⤵
- Suspicious use of WriteProcessMemory
PID:1256 -
C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8491746676867430549.vbs3⤵PID:1660
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C:\Windows\system32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive6093945421450748875.vbs2⤵
- Suspicious use of WriteProcessMemory
PID:1668 -
C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive6093945421450748875.vbs3⤵PID:840
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C:\Windows\system32\xcopy.exexcopy "C:\Program Files\Java\jre7" "C:\Users\Admin\AppData\Roaming\Oracle\" /e2⤵PID:676
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C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8386631349034117522.vbs1⤵PID:1292
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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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
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-1-5-21-790309383-526510583-3802439154-1000\83aa4cc77f591dfc2374580bbd95f6ba_5a8ed3ac-cae1-4e8b-9fd6-2d374700adef
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
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Filesize
3KB
MD52a79a18a4fce30f9d28abe3b0174812b
SHA1fce91cb769cb486bd59d97a59943e69418c03e06
SHA25646570844fde2506ac28543dcde5bd20877b0bb2522a0cb11671513722ddb842a
SHA5124ed0cfe9d66106e365977378a53f7881d1bd795fda7e89bc8e879888b54bae79ce80746bde779c9aad058000f06d1b96d8e0c7bacb0b871d3fc075e684a0f2f9