Analysis
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max time kernel
192s -
max time network
208s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
16-05-2022 13:53
Behavioral task
behavioral1
Sample
4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe
Resource
win10v2004-20220414-en
General
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Target
4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe
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Size
21.9MB
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MD5
55811928cde1a7a2de7f812e526192fc
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SHA1
4db8c7fd0f39aaefdb37faabc65d8afc16c53a1b
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SHA256
4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0
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SHA512
a36eaa893ff1033eb126b37c3cd05fd60c7d7d6eac85b07bb582447842da91571cd670185350336032fe9cc902128a1584ea46c2917c2830a098dbd969dcade5
Malware Config
Signatures
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XMRig Miner Payload 1 IoCs
Processes:
resource yara_rule C:\Windows\svchost.exe xmrig -
Executes dropped EXE 1 IoCs
Processes:
svchost.exepid process 1076 svchost.exe -
Sets file execution options in registry 2 TTPs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Local\\Temp\\4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe" 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe -
Processes:
4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe -
Drops file in Program Files directory 43 IoCs
Processes:
4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exedescription ioc process File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\setup.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File created C:\Program Files\Internet Explorer\ielowutil.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\idlj.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\jabswitch.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File created C:\Program Files\Common Files\microsoft shared\ink\mip.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeClickToRun.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File created C:\Program Files\Common Files\microsoft shared\ink\InputPersonalization.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\notification_helper.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\javadoc.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\7-Zip\7z.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\jar.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\javafxpackager.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\chrmstp.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File created C:\Program Files\Internet Explorer\iediagcmd.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\elevation_service.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File created C:\Program Files\Internet Explorer\iexplore.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File created C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File created C:\Program Files\Internet Explorer\ExtExport.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\javac.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\chrome_pwa_launcher.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File created C:\Program Files\Internet Explorer\ieinstal.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\extcheck.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\java-rmi.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\java.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\javah.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File created C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\appletviewer.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\jarsigner.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File created C:\Program Files\Common Files\microsoft shared\ink\ShapeCollector.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe -
Drops file in Windows directory 4 IoCs
Processes:
4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exedescription ioc process File created C:\Windows\config.json 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File created C:\Windows\svchost.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Windows\config.json 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe File opened for modification C:\Windows\svchost.exe 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
Processes:
4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exesvchost.exedescription pid process Token: SeDebugPrivilege 2832 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe Token: 33 2832 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe Token: SeIncBasePriorityPrivilege 2832 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe Token: SeIncBasePriorityPrivilege 1076 svchost.exe Token: SeLockMemoryPrivilege 1076 svchost.exe Token: SeLockMemoryPrivilege 1076 svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exepid process 2832 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exedescription pid process target process PID 2832 wrote to memory of 1076 2832 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe svchost.exe PID 2832 wrote to memory of 1076 2832 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe svchost.exe -
System policy modification 1 TTPs 2 IoCs
Processes:
4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\system 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe"C:\Users\Admin\AppData\Local\Temp\4608b0d202b009695de597478de584d928bf0ff6983316e7c70630e92d2fddb0.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Windows\svchost.exe"C:\Windows\svchost.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Windows\config.jsonFilesize
1KB
MD588c5c5706d2e237422eda18490dc6a59
SHA1bb8d12375f6b995301e756de2ef4fa3a3f6efd39
SHA2564756a234ed3d61fe187d9b6140792e54e7b757545edff82df594a507e528ed8e
SHA512a417270a0d46de5bb06a621c0383c893042a506524713f89ba55567df6e5c3ac8b198bce5a0300ec6e716897bb53fd3e8289a51240157dc743004517673d4ab7
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C:\Windows\svchost.exeFilesize
833KB
MD54a87a4d6677558706db4afaeeeb58d20
SHA17738dc6a459f8415f0265d36c626b48202cd6764
SHA25608b55f9b7dafc53dfc43f7f70cdd7048d231767745b76dc4474370fb323d7ae7
SHA512bedd8ed4975df3fcd4a0f575d6f38e3841e7a4b771baac4f72033102a070818b8539eb101c50563d89d4f3454899a1cedb33047b02e421256dedf9aaf258b594
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memory/1076-130-0x0000000000000000-mapping.dmp