azov | b1357f5beda53b518bbfa230edf95261787367b6b380395d34c145ae8c6276dd

Analysis

max time kernel
94s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
07/03/2025, 10:05

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General

Target

2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
Size

664KB
MD5

5869c28a56a5d7bdf8c4607f1e35ed5e
SHA1

0db07a13d1942c0fdfe7157255fe52ce02bc5503
SHA256

b1357f5beda53b518bbfa230edf95261787367b6b380395d34c145ae8c6276dd
SHA512

28f3a40768de3d949b3349a5d941f019fb37c7cd0b97bbd73a58945ababdbbe370483f4362bb1a4e264ca23a5fdf9a1ff76167bae3992497a6eb3de4e650352e
SSDEEP

12288:Cs9QxOwSoCU5qJSr1e10UwmBbcPc0Dsg1AQeHUzTshz+Qzewim:2nSoCU5qJSr1e10wIPc0Dsg1heeTWEwz

Score

10^/10

azov persistence ransomware spyware stealer wiper

Malware Config

Signatures

Azov
A wiper seeking only damage, first seen in 2022.
ransomware wiper azov
Azov family
azov
Renames multiple (591) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bandera = "C:\\ProgramData\\rdpclient.exe"	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\L:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\Q:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\R:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\T:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\U:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\B:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\E:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\G:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\N:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\W:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\X:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\Z:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\M:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\O:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\P:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\S:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\V:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\Y:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\I:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\J:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\A:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\H:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened (read-only)	\??\K:	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\RESTORE_FILES.txt	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\RESTORE_FILES.txt	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_200_percent.pak	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\RESTORE_FILES.txt	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\legal\javafx\mesa3d.md	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\AddConnect.css	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File created	C:\Program Files\Common Files\System\ado\RESTORE_FILES.txt	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\RESTORE_FILES.txt	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\BHO\ie_to_edge_stub.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\legal\jdk\cldr.md	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\lib\ext\sunec.jar	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Common Files\DESIGNER\MSADDNDR.OLB	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\RESTORE_FILES.txt	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javah.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\lib\sa-jdi.jar	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\lib\deploy\[email protected]	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\7-Zip\Lang\be.txt	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\dicjp.bin	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\msedge_pwa_launcher.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\ext\sunpkcs11.jar	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaBrightItalic.ttf	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\hwrlatinlm.dat	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\7-Zip\Lang\mng.txt	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\colorimaging.md	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\lib\dt.jar	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\symbols\ea-sym.xml	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Common Files\System\ado\msado20.tlb	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\WidevineCdm\_platform_specific\win_x64\RESTORE_FILES.txt	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\lib\deploy\messages_pt_BR.properties	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\lib\ext\meta-index	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\tr-TR\RESTORE_FILES.txt	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\klist.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\java.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\security\policy\limited\local_policy.jar	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\msedge_proxy.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_zh_HK.properties	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\jfr\default.jfc	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\7-Zip\Lang\uk.txt	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\keypadbase.xml	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\it.pak	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\cmm\PYCC.pf	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\legal\javafx\libxslt.md	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Common Files\System\Ole DB\oledbvbs.inc	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\RESTORE_FILES.txt	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ktab.exe	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\legal\javafx\jpeg_fx.md	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\legal\jdk\icu.md	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\rt.jar	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\legal\jdk\relaxngcc.md	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\7-Zip\Lang\hi.txt	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVClient.man	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskmenu.xml	2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe

C:\Users\Admin\AppData\Local\Temp\2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2025-03-07_5869c28a56a5d7bdf8c4607f1e35ed5e_ryuk.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Program Files directory
PID:2408

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files\7-Zip\Lang\RESTORE_FILES.txt

Filesize
2KB

MD5
78ede93114e65f9160fd03d3357c56e6

SHA1
88d531b101e57655f1d0d26c6b3257aa2468d460

SHA256
c97412fbf88da8f91099a52888dea4c3f222cd95af3e681e3271cbca8b6b7bb5

SHA512
074a4c741273902ccacb6f573b96d8accedb2ee405dbd04350cdbf54d180c1fd577a4e90c2aae26bf72f3782403f4494db6e3501a04cfd9d7d81a6bc14884b9d

Download Submit
memory/2408-1-0x0000022E90370000-0x0000022E90374000-memory.dmp

Filesize
16KB

Download
memory/2408-3-0x00007FF603200000-0x00007FF603297000-memory.dmp

Filesize
604KB

Download
memory/2408-5-0x0000022E90360000-0x0000022E90365000-memory.dmp

Filesize
20KB

Download
memory/2408-9-0x0000022E90370000-0x0000022E90374000-memory.dmp

Filesize
16KB

Download
memory/2408-12-0x0000022E90360000-0x0000022E90365000-memory.dmp

Filesize
20KB

Download
memory/2408-6-0x0000022E90360000-0x0000022E90365000-memory.dmp

Filesize
20KB

Download
memory/2408-4-0x0000022E90360000-0x0000022E90365000-memory.dmp

Filesize
20KB

Download
memory/2408-0-0x0000022E90340000-0x0000022E90347000-memory.dmp

Filesize
28KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads