Analysis
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max time kernel
39s -
max time network
55s -
platform
windows10-2004_x64 -
resource
win10v2004-20220718-en -
resource tags
arch:x64arch:x86image:win10v2004-20220718-enlocale:en-usos:windows10-2004-x64system -
submitted
20-07-2022 15:20
Static task
static1
Behavioral task
behavioral1
Sample
4f247fb0b0eab4491660659b62f0dd2497a01af02350f0f19addeb281231c256.jar
Resource
win7-20220718-en
Behavioral task
behavioral2
Sample
4f247fb0b0eab4491660659b62f0dd2497a01af02350f0f19addeb281231c256.jar
Resource
win10v2004-20220718-en
General
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Target
4f247fb0b0eab4491660659b62f0dd2497a01af02350f0f19addeb281231c256.jar
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Size
492KB
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MD5
e4e68095827b8c279e376249c66f2c16
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SHA1
fb7e35c1d9bf30ae63de95de45ee2eef31ab3acc
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SHA256
4f247fb0b0eab4491660659b62f0dd2497a01af02350f0f19addeb281231c256
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SHA512
c79beb454e3104921afa752d4cd503ef63fecac39269025c0acbec053f735912bc48c129fbf386f06cf2e08dab359e1f63df23305e46eea9785901acda462059
Malware Config
Signatures
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Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
java.exepid Process 3720 java.exe 3720 java.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
java.execmd.exedescription pid Process procid_target PID 3720 wrote to memory of 2044 3720 java.exe 78 PID 3720 wrote to memory of 2044 3720 java.exe 78 PID 3720 wrote to memory of 5032 3720 java.exe 81 PID 3720 wrote to memory of 5032 3720 java.exe 81 PID 2044 wrote to memory of 4688 2044 cmd.exe 80 PID 2044 wrote to memory of 4688 2044 cmd.exe 80
Processes
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C:\ProgramData\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\4f247fb0b0eab4491660659b62f0dd2497a01af02350f0f19addeb281231c256.jar1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3720 -
C:\Windows\SYSTEM32\cmd.execmd.exe /c "powershell sc '%temp%\bar.Log' '98764531468796413987643128645132' -en ASCII"2⤵
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell sc 'C:\Users\Admin\AppData\Local\Temp\bar.Log' '98764531468796413987643128645132' -en ASCII3⤵PID:4688
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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\_0.42127256878923167947309944497564789.class2⤵PID:5032
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C:\Windows\SYSTEM32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive987062359747274903.vbs3⤵PID:3980
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C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive987062359747274903.vbs4⤵PID:1116
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C:\Windows\SYSTEM32\cmd.execmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive7580666796726543121.vbs3⤵PID:2532
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C:\Windows\system32\cscript.execscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive7580666796726543121.vbs4⤵PID:1508
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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:2792
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C:\Windows\SYSTEM32\cmd.execmd.exe3⤵PID:5076
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
50B
MD5edcb6a2b720dd9e515d82b1b556e6fc9
SHA17956e30ac4c004b5fc766053870754c06a52f1d4
SHA25630a1dcb51c116fd2b41fc5b33e2ceaf2ecfc7e33680a6161b794252e73f8da27
SHA51220f379910974ee183b54854db953da7284cfc9622ef971ac72fe9bd0e5b34fd2e15e866da6435092835b004963f5bb8c3900445cf58f85de89f3c1a6850f36f4
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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-1-5-21-2783062828-828903012-4218294845-1000\83aa4cc77f591dfc2374580bbd95f6ba_6bc4f1a7-81b1-41ee-9ade-7ee4bdaf44c0
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd