Analysis
-
max time kernel
149s -
max time network
152s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
05-05-2021 02:52
Static task
static1
Behavioral task
behavioral1
Sample
2a6987c08b3f5aa3dd595fc684af68222accf71d5acd332623e830bd7657011f.exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
2a6987c08b3f5aa3dd595fc684af68222accf71d5acd332623e830bd7657011f.exe
Resource
win10v20210410
General
-
Target
2a6987c08b3f5aa3dd595fc684af68222accf71d5acd332623e830bd7657011f.exe
-
Size
107KB
-
MD5
5936c25cca9017437d5cb9b6d0fa0cbe
-
SHA1
225db09e02d2b16cfb0b5a1b2b7d4f6d9848d809
-
SHA256
2a6987c08b3f5aa3dd595fc684af68222accf71d5acd332623e830bd7657011f
-
SHA512
34a4e9555390d61be6fbe8f52862cfef979431b5b98535595b6f5e6341f19eb060e024fcf408b81138c99a63739eda7411a80b2adee00ed5352ef1944ab27775
Malware Config
Signatures
-
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\adFuvY.exe aspack_v212_v242 C:\Users\Admin\AppData\Local\Temp\adFuvY.exe aspack_v212_v242 -
Executes dropped EXE 1 IoCs
Processes:
adFuvY.exepid process 2376 adFuvY.exe -
Drops file in Program Files directory 64 IoCs
Processes:
adFuvY.exedescription ioc process File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\tnameserv.exe adFuvY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE adFuvY.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe adFuvY.exe File opened for modification C:\Program Files\Windows Mail\WinMail.exe adFuvY.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\HxTsr.exe adFuvY.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe adFuvY.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\java.exe adFuvY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE adFuvY.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\unpack200.exe adFuvY.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\jre\bin\javaw.exe adFuvY.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe adFuvY.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe adFuvY.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\ktab.exe adFuvY.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\rmic.exe adFuvY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE adFuvY.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe adFuvY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1702.312.0_x64__8wekyb3d8bbwe\Calculator.exe adFuvY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_x64__8wekyb3d8bbwe\Maps.exe adFuvY.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\notification_helper.exe adFuvY.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe adFuvY.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\rmiregistry.exe adFuvY.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 adFuvY.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\javac.exe adFuvY.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\javah.exe adFuvY.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\jstatd.exe adFuvY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE adFuvY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\onenoteshare.exe adFuvY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_16.511.8780.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe adFuvY.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\policytool.exe adFuvY.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\jre\bin\rmid.exe adFuvY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe adFuvY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Messaging_3.26.24002.0_x64__8wekyb3d8bbwe\MessagingApplication.exe adFuvY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeHost.exe adFuvY.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe adFuvY.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe adFuvY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE adFuvY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_4.5.6.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe adFuvY.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe adFuvY.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe adFuvY.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\java-rmi.exe adFuvY.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\jconsole.exe adFuvY.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\jre\bin\jjs.exe adFuvY.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\policytool.exe adFuvY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE adFuvY.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe adFuvY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1702.333.0_x64__8wekyb3d8bbwe\Time.exe adFuvY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE adFuvY.exe File opened for modification C:\Program Files\Windows Defender\MpUXSrv.exe adFuvY.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.18.56.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe adFuvY.exe File opened for modification C:\Program Files (x86)\Google\Temp\GUM1CBD.tmp\GoogleUpdateSetup.exe adFuvY.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\javafxpackager.exe adFuvY.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\java-rmi.exe adFuvY.exe File opened for modification C:\Program Files\Windows Defender\MpCmdRun.exe adFuvY.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe adFuvY.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\HxAccounts.exe adFuvY.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE adFuvY.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE adFuvY.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe adFuvY.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe adFuvY.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe adFuvY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe adFuvY.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE adFuvY.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe adFuvY.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\klist.exe adFuvY.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
2a6987c08b3f5aa3dd595fc684af68222accf71d5acd332623e830bd7657011f.exeadFuvY.exedescription pid process target process PID 3560 wrote to memory of 2376 3560 2a6987c08b3f5aa3dd595fc684af68222accf71d5acd332623e830bd7657011f.exe adFuvY.exe PID 3560 wrote to memory of 2376 3560 2a6987c08b3f5aa3dd595fc684af68222accf71d5acd332623e830bd7657011f.exe adFuvY.exe PID 3560 wrote to memory of 2376 3560 2a6987c08b3f5aa3dd595fc684af68222accf71d5acd332623e830bd7657011f.exe adFuvY.exe PID 2376 wrote to memory of 2096 2376 adFuvY.exe cmd.exe PID 2376 wrote to memory of 2096 2376 adFuvY.exe cmd.exe PID 2376 wrote to memory of 2096 2376 adFuvY.exe cmd.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2a6987c08b3f5aa3dd595fc684af68222accf71d5acd332623e830bd7657011f.exe"C:\Users\Admin\AppData\Local\Temp\2a6987c08b3f5aa3dd595fc684af68222accf71d5acd332623e830bd7657011f.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\adFuvY.exeC:\Users\Admin\AppData\Local\Temp\adFuvY.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2b9f1f65.bat" "3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\2b9f1f65.batMD5
99b70203916b57e7a165e4736c5b49e5
SHA1c3f1b051b8163cc57add4c4850f59161daa2f770
SHA2562073ab452c19b3eedb02e8262490605fe3337d2a78d2ffcd505993284f1b151a
SHA5124a8b188dd79d1d374b54de8e209e7f5fb7e6b0235c03a40d906af8c18baf70f9b0ca4180ede3eec03ed72448905e9268428b63353d776bb334219f8fa9edc1ba
-
C:\Users\Admin\AppData\Local\Temp\adFuvY.exeMD5
56b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
-
C:\Users\Admin\AppData\Local\Temp\adFuvY.exeMD5
56b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
-
memory/2096-117-0x0000000000000000-mapping.dmp
-
memory/2376-114-0x0000000000000000-mapping.dmp