Analysis
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max time kernel
139s -
max time network
142s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
05-05-2021 02:34
Static task
static1
Behavioral task
behavioral1
Sample
847b9f764ccf6f71b93222757bedb4642790a3dc8c8d5598c2c5f381a44d40af.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
847b9f764ccf6f71b93222757bedb4642790a3dc8c8d5598c2c5f381a44d40af.exe
Resource
win10v20210410
General
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Target
847b9f764ccf6f71b93222757bedb4642790a3dc8c8d5598c2c5f381a44d40af.exe
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Size
208KB
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MD5
63521e956b21ccf6cc384ae2e1e60f25
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SHA1
cbc2d39474aaf0ea433e69951fd9f1295b6f5d84
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SHA256
847b9f764ccf6f71b93222757bedb4642790a3dc8c8d5598c2c5f381a44d40af
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SHA512
b24f5a98305f8f3ad1c44a9b83d70b73d907cb1a5301afcfc15323ef044f5eb19e60395fd9bdc22ebd2f0dad85aea31eaf0956eef1e0dcc9b843880b470ba8f3
Malware Config
Signatures
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Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\fHKw.exe aspack_v212_v242 \Users\Admin\AppData\Local\Temp\fHKw.exe aspack_v212_v242 C:\Users\Admin\AppData\Local\Temp\fHKw.exe aspack_v212_v242 C:\Users\Admin\AppData\Local\Temp\fHKw.exe aspack_v212_v242 -
Executes dropped EXE 1 IoCs
Processes:
fHKw.exepid process 2020 fHKw.exe -
Loads dropped DLL 2 IoCs
Processes:
847b9f764ccf6f71b93222757bedb4642790a3dc8c8d5598c2c5f381a44d40af.exepid process 1820 847b9f764ccf6f71b93222757bedb4642790a3dc8c8d5598c2c5f381a44d40af.exe 1820 847b9f764ccf6f71b93222757bedb4642790a3dc8c8d5598c2c5f381a44d40af.exe -
Drops file in Program Files directory 64 IoCs
Processes:
fHKw.exedescription ioc process File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe fHKw.exe File opened for modification C:\Program Files\Java\jre7\bin\klist.exe fHKw.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe fHKw.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe fHKw.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe fHKw.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\elevation_service.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe fHKw.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleCrashHandler64.exe fHKw.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE fHKw.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\setup.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe fHKw.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe fHKw.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe fHKw.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdateComRegisterShell64.exe fHKw.exe File opened for modification C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\89.0.4389.114\89.0.4389.114_chrome_installer.exe fHKw.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE fHKw.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe fHKw.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe fHKw.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE fHKw.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe fHKw.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe fHKw.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe fHKw.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe fHKw.exe File opened for modification C:\Program Files\Java\jre7\bin\javacpl.exe fHKw.exe File opened for modification C:\Program Files\Java\jre7\bin\orbd.exe fHKw.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe fHKw.exe File opened for modification C:\Program Files\Windows Mail\WinMail.exe fHKw.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdate.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe fHKw.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe fHKw.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe fHKw.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdateBroker.exe fHKw.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdateCore.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe fHKw.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE fHKw.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe fHKw.exe File opened for modification C:\Program Files\Windows Journal\Journal.exe fHKw.exe File opened for modification C:\Program Files\Windows Journal\PDIALOG.exe fHKw.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe fHKw.exe File opened for modification C:\Program Files (x86)\Google\Temp\GUMFBCB.tmp\GoogleUpdateSetup.exe fHKw.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe fHKw.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe fHKw.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe fHKw.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of WriteProcessMemory 8 IoCs
Processes:
847b9f764ccf6f71b93222757bedb4642790a3dc8c8d5598c2c5f381a44d40af.exefHKw.exedescription pid process target process PID 1820 wrote to memory of 2020 1820 847b9f764ccf6f71b93222757bedb4642790a3dc8c8d5598c2c5f381a44d40af.exe fHKw.exe PID 1820 wrote to memory of 2020 1820 847b9f764ccf6f71b93222757bedb4642790a3dc8c8d5598c2c5f381a44d40af.exe fHKw.exe PID 1820 wrote to memory of 2020 1820 847b9f764ccf6f71b93222757bedb4642790a3dc8c8d5598c2c5f381a44d40af.exe fHKw.exe PID 1820 wrote to memory of 2020 1820 847b9f764ccf6f71b93222757bedb4642790a3dc8c8d5598c2c5f381a44d40af.exe fHKw.exe PID 2020 wrote to memory of 1004 2020 fHKw.exe cmd.exe PID 2020 wrote to memory of 1004 2020 fHKw.exe cmd.exe PID 2020 wrote to memory of 1004 2020 fHKw.exe cmd.exe PID 2020 wrote to memory of 1004 2020 fHKw.exe cmd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\847b9f764ccf6f71b93222757bedb4642790a3dc8c8d5598c2c5f381a44d40af.exe"C:\Users\Admin\AppData\Local\Temp\847b9f764ccf6f71b93222757bedb4642790a3dc8c8d5598c2c5f381a44d40af.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\fHKw.exeC:\Users\Admin\AppData\Local\Temp\fHKw.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\472d2eb4.bat" "3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\472d2eb4.batMD5
f3dedad32a43df9695a81ac4fc80fac4
SHA13c9128ea1fe9d690b1a7d70b6257dd69a5700fc7
SHA256728dca762df469a8d432c8bebbcf5174592953ceed95d388fcc4a654384e1c0e
SHA512a1e1e1f5275d5635f18a2c253edd9e628b57c7e4b75b1f5df679bac84bad4922230cb6bf8369356ff763930fe53cf1e15800c4cb1c0162612622d7e082f7c078
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C:\Users\Admin\AppData\Local\Temp\fHKw.exeMD5
56b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
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C:\Users\Admin\AppData\Local\Temp\fHKw.exeMD5
56b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
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\Users\Admin\AppData\Local\Temp\fHKw.exeMD5
56b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
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\Users\Admin\AppData\Local\Temp\fHKw.exeMD5
56b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
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memory/1004-66-0x0000000000000000-mapping.dmp
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memory/1820-59-0x0000000076641000-0x0000000076643000-memory.dmpFilesize
8KB
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memory/2020-62-0x0000000000000000-mapping.dmp