Analysis
- max time kernel
120s - max time network
100s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
12/11/2024, 04:25
Behavioral task
behavioral1
Sample
154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe
Resource
win7-20241023-en
windows7-x64
4 signatures
120 seconds
Behavioral task
behavioral2
Sample
154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
4 signatures
120 seconds
General
- Target 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe
- Size 52KB
- Sample241112-e2b1eatpat
- SHA256 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31
- MD5 f842133a6d5df189d8ad8331bd89ece0
- SHA1 4b0cd9357282cc64241c38fc4366a54c2ee58e8f
- SHA512 076ce734fdac100c9a794754fb9b432822a3b11845db9eded5b80ec2309edfa0c5c33923bfc832c793d25b497b98f44dca6ecba24f44f56b1de6b62dd3677d8c
- SSDEEP 768:kBT37CPKK1EXBwzEXBw3sgQw58eGkz2rcuesgQw58eGkz2rcu90TKe+0TKeKiwlI:CTWciVRRNRR3EBbNa
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Renames multiple (2959) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
resource yara_rule behavioral2/memory/1972-0-0x0000000000400000-0x000000000040A000-memory.dmp upx behavioral2/files/0x0008000000023cbb-2.dat upx behavioral2/files/0x0014000000022912-6.dat upx behavioral2/memory/1972-641-0x0000000000400000-0x000000000040A000-memory.dmp upx - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\PresentationFramework.resources.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Internet Explorer\IEShims.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-synch-l1-2-0.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jdk-1.8\bin\extcheck.exe.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-synch-l1-2-0.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jdk-1.8\jre\THIRDPARTYLICENSEREADME.txt.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVOrchestration.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fr-FR\TipRes.dll.mui.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Security.Cryptography.Xml.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\sound.properties.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Retail-ul-phn.xrm-ms.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\7-Zip\7-zip.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-filesystem-l1-1-0.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Linq.Parallel.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\System.Windows.Input.Manipulations.resources.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-private-l1-1-0.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\System.Xaml.resources.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-rtlsupport-l1-1-0.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jdk-1.8\bin\javah.exe.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\symbols\ja-jp-sym.xml.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Common Files\microsoft shared\ink\hu-HU\tipresx.dll.mui.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\clretwrc.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Console.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Linq.Expressions.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jdk-1.8\bin\ktab.exe.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jre-1.8\lib\security\javaws.policy.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Microsoft Office\root\Client\AppVLP.exe.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Blue II.xml.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Century Gothic-Palatino Linotype.xml.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\de.pak.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\sunec.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Microsoft Office\root\Integration\C2RManifest.officemuiset.msi.16.en-us.xml.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.it-it.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-private-l1-1-0.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Presentation.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\UIAutomationProvider.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Extensions\external_extensions.json.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Retail-ul-oob.xrm-ms.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.CompilerServices.Unsafe.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\Microsoft.VisualBasic.Forms.resources.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationCore.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.pt-pt.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\ClientEventLogMessages.man.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Common Files\microsoft shared\ink\mshwLatin.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Globalization.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Retrospect.thmx.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp3-ppd.xrm-ms.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\pt-BR.pak.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgeCalls.c.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\hijrah-config-umalqura.properties.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jre-1.8\lib\accessibility.properties.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Organic.thmx.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\7-Zip\Lang\kab.txt.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\ReachFramework.resources.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Trial-ul-oob.xrm-ms.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jdk-1.8\bin\serialver.exe.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-heap-l1-1-0.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\7-Zip\Lang\ar.txt.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-timezone-l1-1-0.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\zh-dayi.xml.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.ThreadPool.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\System.Xaml.resources.dll.tmp 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe"C:\Users\Admin\AppData\Local\Temp\154c863370edbb72cafc834b1a9fa5801c464bdd2285d025324ab2e03c7a7e31N.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1972
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\$Recycle.Bin\S-1-5-21-2437139445-1151884604-3026847218-1000\desktop.ini.tmp
- Size 52KB
- SHA256 f93efcfabdcd7addff4e7d9fd465f8a7d7f34366a0efb6d52a6420ca8ba0eb88
- MD5 09effd05629151b8a62e499ba70df193
- SHA1 5fd184e8bbcfc6cb5a1de08e1c99518c38cf7ffa
- SHA512 5be75f910f0b1027aa49f4ee5ed6b6f8efc9e9bedbc001c94db6d3ee5ebff8b3632a235d4335c46ae0b92b47342a024186945b47dc8bf5b7f1e4bc5c24a7a89b
- SSDEEP 768:kBT37CPKK1EXBwzEXBw3sgQw58eGkz2rcuesgQw58eGkz2rcu90TKe+0TKeKiwlZ:CTWciVRRNRR3EBbNL
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files\7-Zip\7-zip.dll.tmp
- Size 151KB
- SHA256 88e54dc89d815e692326be1ba2be44917864bc3022668ff3cecbefb70beab7ef
- MD5 49c703a5e1402db82d1a91782db18c69
- SHA1 045594c81b29e3ecb423eab214ba6271ba1eeaaf
- SHA512 35b390c3872424fcb3560ac47b0ee4aed05ec664453040302063508c3dc13f2c2e0b647d86086b9c4a9e8f3c8b317bcd6089402e94dde9f7df90461fd6ce0306
- SSDEEP 1536:CTWciVRRNRR3EBbNf4pWHlPEXZzjUq3th5f6utM5vLNinVmWvMu0b2UdpXk+p0R3:hRrRJWHIjN3tj6qnv0b2UrXkbvLp
- MD5 SHA1 SHA512 SSDEEP