Analysis
- max time kernel
159s - max time network
168s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
20/03/2024, 02:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
fb631c269b7f90ece3ce83c13488ac3fb83b4d02e6a47494ea5dfec5730be169.exe
Resource
win7-20240221-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
fb631c269b7f90ece3ce83c13488ac3fb83b4d02e6a47494ea5dfec5730be169.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
7 signatures
150 seconds
General
- Target fb631c269b7f90ece3ce83c13488ac3fb83b4d02e6a47494ea5dfec5730be169.exe
- Size 203KB
- Sample240320-ctqgqaee25
- SHA256 fb631c269b7f90ece3ce83c13488ac3fb83b4d02e6a47494ea5dfec5730be169
- MD5 1a58c66424c206ee47c33adbfe3a6531
- SHA1 157306270c1dd63def3a35087f78cf5da27fd196
- SHA512 414707fb4a6d6de8c4b8841906e996ade2f4f4dc2e68fe45457b7807847815b2ba8da889e676daecec76294b5d2880847e76cdae18086d4758b433c000ce8e7b
- SSDEEP 3072:v1TlCN3DeL0dA/VkvpS6zpQDt0v2E6LGHxdOWTtDwqytR2TBf9AqqpUwIXGCH:BlGXd4OvDzewKLGHj0qTBlznB2
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral2/files/0x0007000000023226-3.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/208-5-0x00000000005B0000-0x00000000005B9000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/208-46-0x00000000005B0000-0x00000000005B9000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x0007000000023226-3.dat aspack_v212_v242 - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\International\Geo\Nation xoZcyM.exe - Executes dropped EXE 1 IoCs
pid Process 208 xoZcyM.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe xoZcyM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe xoZcyM.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 xoZcyM.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe xoZcyM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe xoZcyM.exe File opened for modification C:\Program Files\dotnet\dotnet.exe xoZcyM.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe xoZcyM.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe xoZcyM.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe xoZcyM.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\createdump.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe xoZcyM.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE xoZcyM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe xoZcyM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe xoZcyM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe xoZcyM.exe File opened for modification C:\Program Files (x86)\Google\Update\Install\{13D35E3E-D723-4ADE-A208-2AB0A3B02FDA}\chrome_installer.exe xoZcyM.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe xoZcyM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerPythonRedirector.exe xoZcyM.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe xoZcyM.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe xoZcyM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe xoZcyM.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe xoZcyM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe xoZcyM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe xoZcyM.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe xoZcyM.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe xoZcyM.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe xoZcyM.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe xoZcyM.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE xoZcyM.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe xoZcyM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe xoZcyM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe xoZcyM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe xoZcyM.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe xoZcyM.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe xoZcyM.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe xoZcyM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe xoZcyM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe xoZcyM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe xoZcyM.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe xoZcyM.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE xoZcyM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe xoZcyM.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe xoZcyM.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe xoZcyM.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE xoZcyM.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe xoZcyM.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe xoZcyM.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2004 wrote to memory of 208 2004 fb631c269b7f90ece3ce83c13488ac3fb83b4d02e6a47494ea5dfec5730be169.exe 87 PID 2004 wrote to memory of 208 2004 fb631c269b7f90ece3ce83c13488ac3fb83b4d02e6a47494ea5dfec5730be169.exe 87 PID 2004 wrote to memory of 208 2004 fb631c269b7f90ece3ce83c13488ac3fb83b4d02e6a47494ea5dfec5730be169.exe 87 PID 208 wrote to memory of 3448 208 xoZcyM.exe 93 PID 208 wrote to memory of 3448 208 xoZcyM.exe 93 PID 208 wrote to memory of 3448 208 xoZcyM.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\fb631c269b7f90ece3ce83c13488ac3fb83b4d02e6a47494ea5dfec5730be169.exe"C:\Users\Admin\AppData\Local\Temp\fb631c269b7f90ece3ce83c13488ac3fb83b4d02e6a47494ea5dfec5730be169.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2004 -
C:\Users\Admin\AppData\Local\Temp\xoZcyM.exeC:\Users\Admin\AppData\Local\Temp\xoZcyM.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:208 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7a356838.bat" "3⤵PID:3448
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\OCSF5S5B\k2[1].rar
- Size 4B
- SHA256 b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
- MD5 d3b07384d113edec49eaa6238ad5ff00
- SHA1 f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
- SHA512 0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\128D62D1.exe
- Size 4B
- SHA256 9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
- MD5 20879c987e2f9a916e578386d499f629
- SHA1 c7b33ddcc42361fdb847036fc07e880b81935d5d
- SHA512 bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\7a356838.bat
- Size 187B
- SHA256 db76c22b3a0a20066d020221c2d0fd7cff85fdf7cf9765ad924e8196aa823942
- MD5 a1c6093cf95843c8d93a67b9996c650b
- SHA1 4b7a8cd5aa6a71aa450af90bb512c85412125c07
- SHA512 56e65073d6638647038dae0aa584c2dbadaea22b28fa7ffc9cb8e8b35618cea4ba66b81bc9cc7b36bca7206838b5dffed8e737a2c5cc83654eb0080d39572bd3
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\xoZcyM.exe
- Size 15KB
- SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
- MD5 56b2c3810dba2e939a8bb9fa36d3cf96
- SHA1 99ee31cd4b0d6a4b62779da36e0eeecdd80589fc
- SHA512 27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e
- SSDEEP 384:7XZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7GbAxur6+Y9PffPz:1QGPL4vzZq2o9W7GsxBbPr
- MD5 SHA1 SHA512 SSDEEP