4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

General

Target

qYyARs.bin.exe
Size

15KB
MD5

56b2c3810dba2e939a8bb9fa36d3cf96
SHA1

99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA256

4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA512

27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Score

4^/10

Malware Config

Signatures

Drops file in Program Files directory 64 IoCs

Processes:

qYyARs.bin.exe

description	ioc	process
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\javaw.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\orbd.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Windows Defender Advanced Threat Protection\SenseCncProxy.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\ktab.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\klist.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\unpack200.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_1.1702.21039.0_x64__8wekyb3d8bbwe\3DViewer.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_17.8010.5926.0_x64__8wekyb3d8bbwe\Office16\OfficeHubWin32.exe	qYyARs.bin.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	qYyARs.bin.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\notification_helper.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdateBroker.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\javaws.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jmap.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\native2ascii.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\jp2launcher.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\misc.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Windows Defender\NisSrv.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	qYyARs.bin.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	qYyARs.bin.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	qYyARs.bin.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\schemagen.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\HxAccounts.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files (x86)\Google\Temp\GUM18A1.tmp\GoogleUpdateSetup.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdateComRegisterShell64.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\RestoreDisable.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.18.56.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.10252.0_x64__8wekyb3d8bbwe\AppxClickHandler.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleCrashHandler.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoev.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	qYyARs.bin.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\HxTsr.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\elevation_service.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\chrmstp.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\java-rmi.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\appletviewer.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\keytool.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	qYyARs.bin.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\onenoteshare.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.16112.11601.0_x64__8wekyb3d8bbwe\Video.UI.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\javadoc.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	qYyARs.bin.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	qYyARs.bin.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\javah.exe	qYyARs.bin.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

qYyARs.bin.exe

description	pid	process	target process
PID 580 wrote to memory of 2756	580	qYyARs.bin.exe	cmd.exe
PID 580 wrote to memory of 2756	580	qYyARs.bin.exe	cmd.exe
PID 580 wrote to memory of 2756	580	qYyARs.bin.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\qYyARs.bin.exe
"C:\Users\Admin\AppData\Local\Temp\qYyARs.bin.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:580

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5b7c5de6.bat" "
2⤵
PID:2756

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\5b7c5de6.bat
MD5
37c73fe19fe7f34469a08dc02ac73e14

SHA1
1b51cf0d4f7a9abcaeb9544f35cee911dbb8af78

SHA256
34b1eb32195079da4006b76984054be34a54abf8129500f61b87c47979944aa6

SHA512
a5ac99d9f9f7036d911525e435fe8d5edc8deefd6df973b9d4151796f2ea98b9249e4359c0d70a4c67af948917eef079a34865e03a519521ddbb5b50bfe3b985

Download Submit
memory/2756-114-0x0000000000000000-mapping.dmp

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Analysis

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