Analysis
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max time kernel
146s -
max time network
53s -
platform
windows7_x64 -
resource
win7-20220414-en -
resource tags
arch:x64arch:x86image:win7-20220414-enlocale:en-usos:windows7-x64system -
submitted
17-07-2022 03:31
Static task
static1
Behavioral task
behavioral1
Sample
5246ff4ac1367db2ed6b08392f9b7dc24bb488156a48bf395ac5530c32c58c50.jar
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
5246ff4ac1367db2ed6b08392f9b7dc24bb488156a48bf395ac5530c32c58c50.jar
Resource
win10v2004-20220414-en
General
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Target
5246ff4ac1367db2ed6b08392f9b7dc24bb488156a48bf395ac5530c32c58c50.jar
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Size
625KB
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MD5
9e5fabe431aad6053e76e41d78fbbec6
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SHA1
dfa8a22bbabf707a2f1a863252713875a1c6d10b
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SHA256
5246ff4ac1367db2ed6b08392f9b7dc24bb488156a48bf395ac5530c32c58c50
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SHA512
6421d8b973be579650cf8d26894d9d68138a622e6bf82cbf86357039b01ae9e07dcc3c403853052ac664cd3bb70d4cf8f197577129473096b2fc49e515a7c859
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 -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
java.exejava.exepid Process 780 java.exe 1532 java.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
java.exejava.execmd.execmd.execmd.execmd.exedescription pid Process procid_target PID 780 wrote to memory of 1532 780 java.exe 29 PID 780 wrote to memory of 1532 780 java.exe 29 PID 780 wrote to memory of 1532 780 java.exe 29 PID 780 wrote to memory of 1040 780 java.exe 30 PID 780 wrote to memory of 1040 780 java.exe 30 PID 780 wrote to memory of 1040 780 java.exe 30 PID 1532 wrote to memory of 1752 1532 java.exe 31 PID 1532 wrote to memory of 1752 1532 java.exe 31 PID 1532 wrote to memory of 1752 1532 java.exe 31 PID 1752 wrote to memory of 768 1752 cmd.exe 32 PID 1752 wrote to memory of 768 1752 cmd.exe 32 PID 1752 wrote to memory of 768 1752 cmd.exe 32 PID 1040 wrote to memory of 548 1040 cmd.exe 33 PID 1040 wrote to memory of 548 1040 cmd.exe 33 PID 1040 wrote to memory of 548 1040 cmd.exe 33 PID 780 wrote to memory of 1624 780 java.exe 35 PID 780 wrote to memory of 1624 780 java.exe 35 PID 780 wrote to memory of 1624 780 java.exe 35 PID 1532 wrote to memory of 1820 1532 java.exe 34 PID 1532 wrote to memory of 1820 1532 java.exe 34 PID 1532 wrote to memory of 1820 1532 java.exe 34 PID 1820 wrote to memory of 1380 1820 cmd.exe 36 PID 1820 wrote to memory of 1380 1820 cmd.exe 36 PID 1820 wrote to memory of 1380 1820 cmd.exe 36 PID 1624 wrote to memory of 324 1624 cmd.exe 37 PID 1624 wrote to memory of 324 1624 cmd.exe 37 PID 1624 wrote to memory of 324 1624 cmd.exe 37 PID 780 wrote to memory of 1780 780 java.exe 38 PID 780 wrote to memory of 1780 780 java.exe 38 PID 780 wrote to memory of 1780 780 java.exe 38 PID 1532 wrote to memory of 1404 1532 java.exe 39 PID 1532 wrote to memory of 1404 1532 java.exe 39 PID 1532 wrote to memory of 1404 1532 java.exe 39 PID 1532 wrote to memory of 1740 1532 java.exe 40 PID 1532 wrote to memory of 1740 1532 java.exe 40 PID 1532 wrote to memory of 1740 1532 java.exe 40
Processes
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C:\Windows\system32\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\5246ff4ac1367db2ed6b08392f9b7dc24bb488156a48bf395ac5530c32c58c50.jar1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:780 -
C:\Program Files\Java\jre7\bin\java.exe"C:\Program Files\Java\jre7\bin\java.exe" -jar C:\Users\Admin\AppData\Local\Temp\_0.42628672213022421646375084808519039.class2⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1532 -
C:\Windows\system32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive3035686713337779210.vbs3⤵
- Suspicious use of WriteProcessMemory
PID:1752 -
C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive3035686713337779210.vbs4⤵PID:768
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C:\Windows\system32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8358261210871629086.vbs3⤵
- Suspicious use of WriteProcessMemory
PID:1820 -
C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8358261210871629086.vbs4⤵PID:1380
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C:\Windows\system32\xcopy.exexcopy "C:\Program Files\Java\jre7" "C:\Users\Admin\AppData\Roaming\Oracle\" /e3⤵PID:1404
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C:\Windows\system32\cmd.execmd.exe3⤵PID:1740
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C:\Windows\system32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive1051942442989311129.vbs2⤵
- Suspicious use of WriteProcessMemory
PID:1040 -
C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive1051942442989311129.vbs3⤵PID:548
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C:\Windows\system32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8202212467766151675.vbs2⤵
- Suspicious use of WriteProcessMemory
PID:1624 -
C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8202212467766151675.vbs3⤵PID:324
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C:\Windows\system32\xcopy.exexcopy "C:\Program Files\Java\jre7" "C:\Users\Admin\AppData\Roaming\Oracle\" /e2⤵PID:1780
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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
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
241KB
MD5781fb531354d6f291f1ccab48da6d39f
SHA19ce4518ebcb5be6d1f0b5477fa00c26860fe9a68
SHA25697d585b6aff62fb4e43e7e6a5f816dcd7a14be11a88b109a9ba9e8cd4c456eb9
SHA5123e6630f5feb4a3eb1dac7e9125ce14b1a2a45d7415cf44cea42bc51b2a9aa37169ee4a4c36c888c8f2696e7d6e298e2ad7b2f4c22868aaa5948210eb7db220d8
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1083475884-596052423-1669053738-1000\83aa4cc77f591dfc2374580bbd95f6ba_206ac020-9434-4197-af4e-48c8ff9cae6c
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd