azov | 204e1125aab1074be4218c963c61a1dec1af0dd0b8df051f02d38fee15c623a3

General

Target

2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
Size

664KB
MD5

27b6871781a6f167dc47e5ef5e3a3d6f
SHA1

882cf9ffa4f734ed9fa03ffc4b3850eebd2c56a9
SHA256

204e1125aab1074be4218c963c61a1dec1af0dd0b8df051f02d38fee15c623a3
SHA512

95c37f097eb841f5770cbdcc44b38aebbefcb2a4fb1e4e6903a8b051a841f8dd94a77a4734807685d2c682cc00ea547367684d9986c135d89be1b68a34bc0352
SSDEEP

12288:Ts9LjX1SoCU5qJSr1eJYUZ5isO0+ZNtgkAYHUzTshLkwEsYO+:gZSoCU5qJSr1eJYrv0+ZNtgkpeTcC

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 (1499) 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

Processes:

2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bandera = "C:\\ProgramData\\rdpclient.exe"	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_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

Processes:

2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe

description	ioc	process
File opened (read-only)	\??\A:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\J:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\M:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\X:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\O:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\Q:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\R:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\T:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\B:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\G:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\H:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\I:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\Z:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\E:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\L:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\N:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\W:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\V:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\Y:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\K:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\P:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\S:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened (read-only)	\??\U:	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe

Drops file in Program Files directory 64 IoCs

Processes:

2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe

description	ioc	process
File opened for modification	C:\Program Files\Windows Mail\wab.exe	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Trial2-ppd.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files (x86)\Common Files\Java\Java Update\jucheck.exe	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\legal\jdk\xerces.md	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_OEM_Perp-ul-phn.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Windows Media Player\wmplayer.exe	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest2-ppd.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial4-ppd.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\dotnet\swidtag\Microsoft Windows Desktop Runtime - 6.0.25 (x64).swidtag	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\VisualElements\SmallLogoBeta.png	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Trial-ppd.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_OEM_Perp-pl.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProXC2RVL_MAKC2R-ul-phn.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_Grace-ul-oob.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\icudtl.dat	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\InputPersonalization.exe	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\ktab.exe	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\dom.md	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files (x86)\Windows Media Player\setup_wm.exe	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTest2-ul-oob.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription3-ppd.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\lib\deploy\messages_zh_TW.properties	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProDemoR_BypassTrial180-ppd.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Trial-ppd.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\sv.pak	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\calendars.properties	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\legal\jdk\asm.md	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\legal\jdk\libpng.md	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Trial2-pl.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial1-pl.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\hwrlatinlm.dat	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\legal\javafx\directshow.md	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdVL_KMS_Client-ppd.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\lib\jvm.lib	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\legal\javafx\mesa3d.md	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTrial-ul-oob.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Retail-ul-oob.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\7-Zip\7z.sfx	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\ipssrl.xml	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\ar.pak	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\VisualElements\Logo.png	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File created	C:\Program Files\Internet Explorer\SIGNUP\RESTORE_FILES.txt	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Grunge Texture.eftx	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jre-1.8\lib\ext\dnsns.jar	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Red Violet.xml	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription2-ul-oob.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusEDUR_Subscription-ppd.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\et-EE\RESTORE_FILES.txt	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_LinkNoDrop32x32.gif	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTest-ul-oob.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest3-ppd.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\lib\management\snmp.acl.template	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_OEM_Perp-pl.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_SubTrial-pl.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ka.txt	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\ipsdan.xml	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\Access2019VL_MAK_AE-ul-oob.xrm-ms	2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe

C:\Users\Admin\AppData\Local\Temp\2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-02_27b6871781a6f167dc47e5ef5e3a3d6f_ryuk.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Program Files directory
PID:4700

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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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/4700-0-0x000001AC23D80000-0x000001AC23D84000-memory.dmp

Filesize
16KB

Download
memory/4700-2-0x00007FF6867E0000-0x00007FF686877000-memory.dmp

Filesize
604KB

Download
memory/4700-3-0x000001AC23D50000-0x000001AC23D57000-memory.dmp

Filesize
28KB

Download
memory/4700-7-0x000001AC23D70000-0x000001AC23D75000-memory.dmp

Filesize
20KB

Download
memory/4700-6-0x000001AC23D80000-0x000001AC23D84000-memory.dmp

Filesize
16KB

Download
memory/4700-11-0x000001AC23D70000-0x000001AC23D75000-memory.dmp

Filesize
20KB

Download
memory/4700-10-0x000001AC23D70000-0x000001AC23D75000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads