azov | 879ea81541c726d8441eea929606ace320b8e41d25e06e0d05708ca915c1db07

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
10-06-2024 11:14

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General

Target

2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
Size

664KB
MD5

75ea4ec95c5edf3a0e607ba7c5e5c0a2
SHA1

cf73b89b64528c99dbb9d2d321c12270586bb50c
SHA256

879ea81541c726d8441eea929606ace320b8e41d25e06e0d05708ca915c1db07
SHA512

c6916975bdaade72218b9e58ec2fd9622a9401d04a172193f7633378477b53d849ed1887093a2b663927911f100ddd82aa9fec5cefd2b5d6858adc7e55bfdd0a
SSDEEP

12288:ns9D4CCSoCU5qJSr1eN1UaYCuF03xOOAgxA9HUzTshg1eQhf:U+SoCU5qJSr1eN1b003xOOAgxAeTl

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
Renames multiple (589) 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 2 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

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"	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_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)	\??\S:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\T:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\Z:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\L:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\M:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\P:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\J:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\K:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\N:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\X:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\B:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\E:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\G:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\U:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\W:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\I:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\O:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\R:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\V:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\Y:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\A:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\H:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened (read-only)	\??\Q:	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_rtl.xml	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\kinit.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\ffjcext.zip	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_LinkNoDrop32x32.gif	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\legal\jdk\libpng.md	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ms.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msotd.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RHeartbeatConfig.xml	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Internet Explorer\SIGNUP\install.ins	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaBrightRegular.ttf	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ps.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\i640.cab.cat	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\public_suffix.md	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\7-Zip\Lang\cy.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad.xml	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\ja-JP\RESTORE_FILES.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Common Files\System\Ole DB\en-US\sqloledb.rll.mui	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\legal\javafx\gstreamer.md	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\ipsrom.xml	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\sr-Latn-RS\RESTORE_FILES.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File created	C:\Program Files\Common Files\System\ado\de-DE\RESTORE_FILES.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\110.0.5481.104\v8_context_snapshot.bin	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\ImportUndo.pptm	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\legal\jdk\jpeg.md	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\110.0.5481.104\Locales\fil.pak	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\110.0.5481.104\Locales\zh-TW.pak	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\include\jvmticmlr.h	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File created	C:\Program Files\Java\jdk-1.8\include\win32\RESTORE_FILES.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVClientIsv.man	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\OFFICE16\Office Setup Controller\pkeyconfig-office.xrm-ms	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\orbd.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\legal\jdk\pkcs11cryptotoken.md	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\jpeg_fx.md	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\splash.gif	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\110.0.5481.104\VisualElements\LogoCanary.png	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\legal\jdk\icu.md	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\7-Zip\Lang\id.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\RESTORE_FILES.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\keypadbase.xml	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\sv-SE\RESTORE_FILES.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\RESTORE_FILES.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\RESTORE_FILES.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File created	C:\Program Files\Java\jre-1.8\lib\jfr\RESTORE_FILES.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\RESTORE_FILES.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Common Files\System\Ole DB\oledbvbs.inc	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files (x86)\Windows NT\Accessories\wordpad.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_CopyDrop32x32.gif	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\legal\jdk\zlib.md	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\Microsoft.NETCore.App.deps.json	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\RESTORE_FILES.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\dbcicons.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\include\jvmti.h	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
File opened for modification	C:\Program Files\7-Zip\Lang\bg.txt	2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe

C:\Users\Admin\AppData\Local\Temp\2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Program Files directory
PID:924

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

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/924-4-0x00007FF708340000-0x00007FF7083D7000-memory.dmp

Filesize
604KB

Download
memory/924-9-0x0000020F92820000-0x0000020F92825000-memory.dmp

Filesize
20KB

Download
memory/924-13-0x0000020F92820000-0x0000020F92825000-memory.dmp

Filesize
20KB

Download
memory/924-8-0x0000020F92830000-0x0000020F92834000-memory.dmp

Filesize
16KB

Download
memory/924-3-0x0000020F92820000-0x0000020F92825000-memory.dmp

Filesize
20KB

Download
memory/924-2-0x0000020F92800000-0x0000020F92807000-memory.dmp

Filesize
28KB

Download
memory/924-0-0x0000020F92830000-0x0000020F92834000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads