Analysis
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max time kernel
134s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17-08-2024 13:29
Static task
static1
Behavioral task
behavioral1
Sample
2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe
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Size
1.5MB
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MD5
81db8e5c62d176b2088f18499479b548
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SHA1
1adbb5b4f2a5685248b4e52e27629b7fc481cc8e
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SHA256
9189d7a6b7d0ac0af6d8ee651b74f8840bd8d20820260744eebf30dc031c6003
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SHA512
1070a5e99b34710286a08c305608e9e63b1273900f9cb6021ebb8ebc7c96e4c06a5839673bc208c0aafae76b70fe63f35852e4d4cda6115473d791d52562aa68
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SSDEEP
24576:XSwi89upzT6YWlqhVMtWPMjyHuL15+TSEPwLipM:XTzwpzT6YPhVlU2H0wSOwLp
Malware Config
Extracted
C:\Program Files\7-Zip\Lang\RESTORE_FILES.txt
azov
Signatures
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Azov
A wiper seeking only damage, first seen in 2022.
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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" 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_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) \??\R: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\V: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\Z: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\G: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\J: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\Q: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\T: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\W: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\K: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\M: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\O: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\P: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\S: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\H: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\L: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\N: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\I: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\U: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\X: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\Y: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\A: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\B: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened (read-only) \??\E: 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\7-Zip\Lang\bg.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File created C:\Program Files\Common Files\DESIGNER\RESTORE_FILES.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\SharedPerformance.man 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_ca.xml 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\sv-SE\RESTORE_FILES.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\MSInfo\uk-UA\RESTORE_FILES.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\7z.exe 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\an.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ast.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\br.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\hu.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\zh-CN\RESTORE_FILES.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ba.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ta.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\hwrusash.dat 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsptg.xml 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipstr.xml 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\it.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsen.xml 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsesp.xml 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\co.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\Alphabet.xml 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknav\osknavbase.xml 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\hwrlatinlm.dat 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File created C:\Program Files\7-Zip\RESTORE_FILES.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\el.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ka.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\fr-CA\RESTORE_FILES.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\BackupRepair.eps 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\ar-SA\RESTORE_FILES.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\hwrcommonlm.dat 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ThirdPartyNotices.MSHWLatin.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsar.xml 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\fa.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ko.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\CheckpointUninstall.au3 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskmenu.xml 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\he-IL\RESTORE_FILES.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\pl-PL\RESTORE_FILES.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\mip.exe 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\fur.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ku-ckb.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\nl.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\yo.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main.xml 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\sk.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\readme.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\bg-BG\RESTORE_FILES.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\kor-kor.xml 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad.xml 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\fy.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ky.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ipsrus.xml 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskpred\RESTORE_FILES.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\auxpad\RESTORE_FILES.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ShapeCollector.exe 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\hr.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\mk.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ro.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\si.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\uz.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\be.txt 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\ClientCapabilities.json 2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-08-17_81db8e5c62d176b2088f18499479b548_hijackloader_ryuk.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Program Files directory
PID:4392
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3KB
MD54f3332a48d767cc5bdfdab755d84a450
SHA1d7d583c08e82f39637d8209447c2c9cad1478f01
SHA256a04e8cc0ea5f7e143eba012c2bc470161f1faf9c904eb233f777ced8e6e706ad
SHA5120f60de7622aa69ae0b209a1ed54ec7ba0f6b81b597565e64d41845bec8c471a768ca8622964260c448530f637492aac31a4fc5ec95de147ef2c0d89149c2a66f