Analysis
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max time kernel
153s -
max time network
159s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
16-05-2022 13:51
Behavioral task
behavioral1
Sample
ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe
Resource
win10v2004-20220414-en
General
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Target
ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe
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Size
22.0MB
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MD5
e4befcc350184261d26c46be9a9dfd63
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SHA1
68a505f4faac140551e8b79337b28e002a1d1ccc
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SHA256
ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f
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SHA512
b8e23b4f89c962992fdb13852505a12665f277bfa2382122422fac66652934dcf54b7426880639903320acd7266246e059378defc3619d86cb7e151b10e3c3bd
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 1608 svchost.exe -
Sets file execution options in registry 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe" ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe -
Processes:
ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe -
Drops file in Program Files directory 64 IoCs
Processes:
ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exedescription ioc process File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jre7\bin\jabswitch.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jre7\bin\java-rmi.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jre7\bin\javacpl.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jre7\bin\keytool.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jre7\bin\orbd.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File created C:\Program Files\Windows Media Player\wmlaunch.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File created C:\Program Files\Windows Media Player\wmpconfig.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\7-Zip\7zG.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File created C:\Program Files\Common Files\Microsoft Shared\ink\FlickLearningWizard.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File created C:\Program Files\Internet Explorer\ielowutil.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File created C:\Program Files\Windows Media Player\wmpenc.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\keytool.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File created C:\Program Files\Windows Journal\PDIALOG.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\Updater6\Adobe_Updater.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\chrome_pwa_launcher.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Microsoft Games\Chess\Chess.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File created C:\Program Files\Windows Defender\MpCmdRun.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\java.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jre7\bin\javaw.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File created C:\Program Files\Windows Mail\WinMail.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File created C:\Program Files\Windows Media Player\WMPSideShowGadget.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File created C:\Program Files\Common Files\Microsoft Shared\ink\mip.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe -
Drops file in Windows directory 4 IoCs
Processes:
ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exedescription ioc process File opened for modification C:\Windows\config.json ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File opened for modification C:\Windows\svchost.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File created C:\Windows\config.json ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe File created C:\Windows\svchost.exe ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.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 AdjustPrivilegeToken 6 IoCs
Processes:
ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exesvchost.exedescription pid process Token: SeDebugPrivilege 1800 ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe Token: 33 1800 ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe Token: SeIncBasePriorityPrivilege 1800 ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe Token: SeIncBasePriorityPrivilege 1608 svchost.exe Token: SeLockMemoryPrivilege 1608 svchost.exe Token: SeLockMemoryPrivilege 1608 svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exepid process 1800 ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exedescription pid process target process PID 1800 wrote to memory of 1608 1800 ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe svchost.exe PID 1800 wrote to memory of 1608 1800 ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe svchost.exe PID 1800 wrote to memory of 1608 1800 ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe svchost.exe PID 1800 wrote to memory of 1608 1800 ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe svchost.exe -
System policy modification 1 TTPs 2 IoCs
Processes:
ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\system ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe"C:\Users\Admin\AppData\Local\Temp\ddcfbba52f543dde3ebc9f9f8ec0f56671b19a00b492b1bdceb4524d5253552f.exe"1⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Drops file in Windows directory
- 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/1608-55-0x0000000000000000-mapping.dmp
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memory/1800-54-0x0000000074E91000-0x0000000074E93000-memory.dmpFilesize
8KB