Analysis
-
max time kernel
96s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
06/03/2025, 06:11
Static task
static1
Behavioral task
behavioral1
Sample
2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe
Resource
win10v2004-20250217-en
General
-
Target
2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe
-
Size
664KB
-
MD5
8cb20120cbffa976277c992d2fc1c633
-
SHA1
57971dc11c99c2261242e24058fb9528a6219f96
-
SHA256
9f7fcc877645899abcf028022a04454d81b5f757c825500c2278fa84ba7799fd
-
SHA512
e1a1aa76978e64fa9413974d271e602b76f8a6410c87c119f5a8a03eb52c85a8b3aac20928f2d0b3bf4c41485e2a2e9f0b4aafcf45ffd7b59c2f6e42276f6b91
-
SSDEEP
12288:rs9hR66kSoCU5qJSr1eCyUZbOj39fyf4MgqAUHUzTshp1dIWcI:+ROSoCU5qJSr1eCyJZfyf4Mgq9eTsIJI
Malware Config
Signatures
-
Azov
A wiper seeking only damage, first seen in 2022.
-
Azov family
-
Renames multiple (383) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bandera = "C:\\ProgramData\\rdpclient.exe" 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\J: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\N: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\R: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\W: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\X: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\Y: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\Z: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\A: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\E: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\K: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\M: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\T: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\G: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\I: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\Q: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\S: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\U: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\V: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\B: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\H: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\L: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\O: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened (read-only) \??\P: 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\ExitEnter.png 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_it.properties 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\jfr\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\da.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\fr-CA\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\SmallLogo.png 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\include\win32\jni_md.h 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ku.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\da-DK\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsdeu.xml 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\ru-RU\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Extensions\external_extensions.json 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\it.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Common Files\DESIGNER\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\MSInfo\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Common Files\System\ado\en-US\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\et.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_kor.xml 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\pwahelper.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Google\Chrome\Application\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\pl.pak 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main.xml 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\vk_swiftshader_icd.json 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Common Files\System\msadc\adcjavas.inc 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Windows Media Player\wmpnscfg.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\lib\ext\cldrdata.jar 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\InvokeGrant.avi 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\fy.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\ea.xml 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknumpad\osknumpadbase.xml 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\he.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\hwrdeush.dat 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\th-TH\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Common Files\System\Ole DB\fr-FR\sqlxmlx.rll.mui 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_zh_CN.properties 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\ServiceWatcherSchedule.xml 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\fil.pak 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File created C:\Program Files\Common Files\System\ado\de-DE\RESTORE_FILES.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\an.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\fa.txt 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Common Files\System\ado\adojavas.inc 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\pwahelper.exe 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\LogoBeta.png 2025-03-06_8cb20120cbffa976277c992d2fc1c633_ryuk.exe
Processes
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
2KB
MD578ede93114e65f9160fd03d3357c56e6
SHA188d531b101e57655f1d0d26c6b3257aa2468d460
SHA256c97412fbf88da8f91099a52888dea4c3f222cd95af3e681e3271cbca8b6b7bb5
SHA512074a4c741273902ccacb6f573b96d8accedb2ee405dbd04350cdbf54d180c1fd577a4e90c2aae26bf72f3782403f4494db6e3501a04cfd9d7d81a6bc14884b9d