maze | e9d2bc32a003fb158e9774cb25f1b6ff81aca9e9b2651eef80753fd64a8233f0

Analysis

max time kernel
167s
max time network
182s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
16-02-2022 22:34

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General

Target

e9d2bc32a003fb158e9774cb25f1b6ff81aca9e9b2651eef80753fd64a8233f0.dll
Size

593KB
MD5

c9fb5aed722e2d67c7a04a0a2430ba48
SHA1

7279577b33e84c333a225b35dc7f3e2fbe6524b5
SHA256

e9d2bc32a003fb158e9774cb25f1b6ff81aca9e9b2651eef80753fd64a8233f0
SHA512

993cbeff2ddc0107cb3569d2312bad6ad0bbb081c971f6120714e8189cfa099da3dc4248f14603d2da06f36289a3802a4554a3f4153c0463ad6f6405626154a8

Score

10^/10

maze ransomware trojan

Malware Config

Extracted

Path

C:\DECRYPT-FILES.txt

Family

maze

Ransom Note

Attention! ---------------------------- | What happened? ---------------------------- We hacked your network and now all your files, documents, photos, databases, and other important data are safely encrypted with reliable algorithms. You cannot access the files right now. But do not worry. You can get it back! It is easy to recover in a few steps. We have also downloaded a lot of private data from your network, so in case of not contacting us as soon as possible this data will be released. If you do not contact us in a 3 days we will post information about your breach on our public news website and after 7 days the whole downloaded info. To see what happens to those who don't contact us, google: * Southwire Maze Ransomware * MDLab Maze Ransomware * City of Pensacola Maze Ransomware After the payment the data will be removed from our disks and decryptor will be given to you, so you can restore all your files. ---------------------------- | How to contact us and get my files back? ---------------------------- The only method to restore your files and be safe from data leakage is to purchase a unique for you private key which is securely stored on our servers. To contact us and purchase the key you have to visit our website in a hidden TOR network. There are general 2 ways to reach us: 1) [Recommended] Using hidden TOR network. a) Download a special TOR browser: https://www.torproject.org/ b) Install the TOR Browser. c) Open the TOR Browser. d) Open our website in the TOR browser: http://aoacugmutagkwctu.onion/6b850caf95b0060d e) Follow the instructions on this page. 2) If you have any problems connecting or using TOR network a) Open our website: https://mazedecrypt.top/6b850caf95b0060d b) Follow the instructions on this page. Warning: the second (2) method can be blocked in some countries. That is why the first (1) method is recommended to use. On this page, you will see instructions on how to make a free decryption test and how to pay. Also it has a live chat with our operators and support team. ---------------------------- | What about guarantees? ---------------------------- We understand your stress and worry. So you have a FREE opportunity to test a service by instantly decrypting for free three files from every system in your network. If you have any problems our friendly support team is always here to assist you in a live chat! P.S. Dear system administrators, do not think you can handle it by yourself. Inform leadership as soon as possible. By hiding the fact of the breach you will be eventually fired and sometimes even sued. ------------------------------------------------------------------------------- THIS IS A SPECIAL BLOCK WITH A PERSONAL AND CONFIDENTIAL INFORMATION! DO NOT TOUCH IT WE NEED IT TO IDENTIFY AND AUTHORIZE YOU ---BEGIN MAZE KEY--- 6j5IuvpNKtzZ5KYNAoZwLM8/0ZeZhBnMB5A7/FaT8837K5/DvGgPvxf/mtIHtBUMfS7redxCNYYJtKqaPx+1PyF0CZmbXoBTfgg88giJnqUrhMDStzKUlYzt5xpqIBe+KZpUPGm7+l7+CktJSQ7YB86mgo36KlE5NWTHyf/il6Nv9rpZ5JB4iRu5aOdgGPYH/OqGESX5FQ5+qhCiHA9cev7KRGCQ7zGFJmvd4woAkrqU5Q/4PsluTPy0F0l0dT5r9U7qNx7jjhML7xssws6modtCMR2hlsEszJ5aCXmcu8tjbhhif0K+PhchbsknPWyyoyeeo7AmKPZKNkgd2I12zR2DGbqlx5E/xElJLGaJOSqzWhDdMFQr3ACsO1O0yS+MkLreRpHp3tX0IUoV9p/fUpHhA2cTXUbJZQzgLVaNyGXONOlLX8pU9HSRsNMSdYjFusAvxzog3eo5WaxFGoBrtFhiywd+9ROeC7V+Gl99FqPzx9zLbzyQQ3V1OHEhOgDm/pMtb4/CaU3i+GjEuJf6XllwEk0umBTqZogoGPAvYng71TZGjvpL1jTddJ7o3fYG6+VrRPv+vxy1+jU97TdCdBSbjAhFqlTz0w+0U7WrwlkVofuBlq5eofiFh5XgRY7Ho0VS5mGW074DOyr+OWjPUAs1hQ+P1CL6yKleRkmFLordm8KBWLCZScFl5N9U4PnuGrkXmIwRrSSsSLui41oBqBX0shrBBx+xXv/zBvqNNPNVqlr0Jfup8PEtJBf233sbyga9JKOKyfXGVK6hfm92y73CDWDXdltXKbxmAnfrCMWdv1cyyJNsedbVy8WfbeNLxmoos4BHSj1rg4n0I1ODyMY6rWmwKnO759FLxiLzoVdnhsHeyU2FShEFHb5FsaQvR6inrJdoZ+NO8CHWeu1YWoTyjjLkiITl8ZeibnBxKMiIdliBlFnsFFJAas4osYLsTeuWY47ReWn22FwHQV0CcRFVKJWVen94XSNli70uLkSMjRNfxqCookEpt51M9mRrDUBS1VinFCfSunF/Po0MrbNn+5ohpm8EKb70PzQHNFdkxIaLn8cfdLTWnytYbc9sr/oBAhVjPGCUlpdAoDiWhpSruBUWVP+cB1krZF1Gcg06Q7X0Hq/VxLC1GYaRd8FWohchk3AWDEvzd2UojJVd0j+UPZTPHrjb6bDzXVLLb+nDF/ukh0GWcJqemmPA77Ez5webVb8VZVhlnAXFKWt+ODN7U15JpwJAEGelSp+e5tzmoJJdyF0rwiGtoUPgCUyLDQ7zuHtNQCEms0004pxDM2pI6hg9rPe2sDKdxVPpGjkmqIvmF/KjaSftLSB8RCNV+zbey8wr9760sEaijGCdPdptaT+yOezx/6Vhkmo6B3/j9lYMGS/CQktiqWKGZHFmlNn7GBie6NrvuPht+X+2Q7Dwnll9Hy9k1VxcZHbPeBrxUT6jXGHmE9D2NxEO40+gcgMy3K5n4BT6G7BkMJPfz9pruu54JM3HqZREKJpOTIv76CW7DxPfM/ZY55xb/O5rPshRaj8NsiDwCmxpl9XU6wvnroEi9YJ6L4rYmt4h46Y22kOd5bJn7wFxAjVgUZyQCTYaTrUY63H4POt8iTAJVCeGp8PnXnQ7HqnA+b+R49YAZwvVCGCOBgzTUwqQdFNiYWkIQhHF9Dui7tZELEqaGhCYuocOhGnqc4W//dh7laIZEVE0NZV843F1w/XrHdU9aDWiEUKmWh/lQOBKw6KijJ5MdZCLHN2Vdijh8Pvd7l8SpoOXt9deqLr0CUoVxWP5E1orcFbQVOmbZgJIbxqCfaIAMrqE7NT5lgRlDD9TqcmFPlFpGaG82Pf1dcsnO2jjkuOIWfg3u2U2EBr6XZwEQjmQYoYdhv/6uTZQ6n8FuGiJm5Ck6gr84eFrt2KdDcXpSiPuAzI0u+948LopxzK9POzQM9eVZJKkBx47nguUei3eyHU6RUrBxpDEIhr12vAR1gq2bNOVIggXCPVTODzg5biHFJXcT/Cq+KfL8LDi/2k4noVnqiYioPFVfqIG3SRcKXbozyFm3jp7sQwl83GQF3wGd9t2knLr3cmM3a/tBjn0wDMwnu5z313U2IhF1uCRPRinkhaPypqa2/zCU3mpQqe9BVoHOuy7ejXsU0SpXwaYqOdNBTmCw7wJ5pxtq3D01WfKg2ZF66n57zGASFI9EcscFVUVXISVw5jrsfNk7WxYajdA2sg1ERq1VwWeElIirbAuFwoiNgBiADgANQAwAGMAYQBmADkANQBiADAAMAA2ADAAZAAAABCAYBoMQQBkAG0AaQBuAAAAIiZXAE8AUgBLAEcAUgBPAFUAUABcAFIASQBCAEMAUQBVAEgAUQAAACoMbgBvAG4AZQB8AAAAMixXAGkAbgBkAG8AdwBzACAAMQAwACAARQBuAHQAZQByAHAAcgBpAHMAZQAAADoofABkAGUAcAByAGUAYwBhAHQAZQBkACAAPgAgAHYAMgAuADMAfAAAAEI2fABDAF8ARgBfADIAMAA0ADgAMQAvADIANgAxADgANAAxAHwARABfAFUAXwAwAC8AMAB8AAAASABQQFiJCGCJCGiJCHCrlrkOeBiAAQGKAQUyLjMuMg== ---END MAZE KEY---

URLs

http://aoacugmutagkwctu.onion/6b850caf95b0060d

https://mazedecrypt.top/6b850caf95b0060d

Signatures

Maze
Ransomware family also known as ChaCha.
trojan ransomware maze

Drops startup file 4 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\6b850caf95b0060d.tmp	regsvr32.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\DECRYPT-FILES.txt	regsvr32.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\6b850caf95b0060d.tmp	regsvr32.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\DECRYPT-FILES.txt	regsvr32.exe

Drops file in Program Files directory 24 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\GrantSplit.mhtml	regsvr32.exe
File opened for modification	C:\Program Files\GroupImport.3g2	regsvr32.exe
File opened for modification	C:\Program Files (x86)\6b850caf95b0060d.tmp	regsvr32.exe
File opened for modification	C:\Program Files\6b850caf95b0060d.tmp	regsvr32.exe
File opened for modification	C:\Program Files\DenyWatch.mhtml	regsvr32.exe
File opened for modification	C:\Program Files\ExpandUnpublish.wmv	regsvr32.exe
File opened for modification	C:\Program Files\ExportRestore.wmf	regsvr32.exe
File opened for modification	C:\Program Files\SplitSuspend.xlsb	regsvr32.exe
File created	C:\Program Files (x86)\DECRYPT-FILES.txt	regsvr32.exe
File opened for modification	C:\Program Files\AddExit.wmx	regsvr32.exe
File opened for modification	C:\Program Files\DenyUnlock.css	regsvr32.exe
File opened for modification	C:\Program Files\FindRedo.easmx	regsvr32.exe
File opened for modification	C:\Program Files\OutMount.ogg	regsvr32.exe
File opened for modification	C:\Program Files\SuspendOpen.bmp	regsvr32.exe
File opened for modification	C:\Program Files\SwitchComplete.wmv	regsvr32.exe
File opened for modification	C:\Program Files\WriteExit.xlsm	regsvr32.exe
File opened for modification	C:\Program Files\BackupConvertTo.html	regsvr32.exe
File opened for modification	C:\Program Files\ClearStop.gif	regsvr32.exe
File opened for modification	C:\Program Files\ConvertCheckpoint.shtml	regsvr32.exe
File opened for modification	C:\Program Files\DisconnectAssert.cab	regsvr32.exe
File created	C:\Program Files\DECRYPT-FILES.txt	regsvr32.exe
File opened for modification	C:\Program Files\ExitUninstall.3gp2	regsvr32.exe
File opened for modification	C:\Program Files\MeasurePublish.bat	regsvr32.exe
File opened for modification	C:\Program Files\MergeReceive.xltm	regsvr32.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.exe

Modifies data under HKEY_USERS 49 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132897011839647529"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.117371"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4188"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.534287"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4080"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0"	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
312	regsvr32.exe
312	regsvr32.exe

Suspicious use of AdjustPrivilegeToken 21 IoCs

description	pid	Process
Token: SeBackupPrivilege	2828	vssvc.exe
Token: SeRestorePrivilege	2828	vssvc.exe
Token: SeAuditPrivilege	2828	vssvc.exe
Token: SeSecurityPrivilege	3204	TiWorker.exe
Token: SeRestorePrivilege	3204	TiWorker.exe
Token: SeBackupPrivilege	3204	TiWorker.exe
Token: SeBackupPrivilege	3204	TiWorker.exe
Token: SeRestorePrivilege	3204	TiWorker.exe
Token: SeSecurityPrivilege	3204	TiWorker.exe
Token: SeBackupPrivilege	3204	TiWorker.exe
Token: SeRestorePrivilege	3204	TiWorker.exe
Token: SeSecurityPrivilege	3204	TiWorker.exe
Token: SeBackupPrivilege	3204	TiWorker.exe
Token: SeRestorePrivilege	3204	TiWorker.exe
Token: SeSecurityPrivilege	3204	TiWorker.exe
Token: SeBackupPrivilege	3204	TiWorker.exe
Token: SeRestorePrivilege	3204	TiWorker.exe
Token: SeSecurityPrivilege	3204	TiWorker.exe
Token: SeBackupPrivilege	3204	TiWorker.exe
Token: SeRestorePrivilege	3204	TiWorker.exe
Token: SeSecurityPrivilege	3204	TiWorker.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 872 wrote to memory of 312	872	regsvr32.exe	56
PID 872 wrote to memory of 312	872	regsvr32.exe	56
PID 872 wrote to memory of 312	872	regsvr32.exe	56

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e9d2bc32a003fb158e9774cb25f1b6ff81aca9e9b2651eef80753fd64a8233f0.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:872
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\e9d2bc32a003fb158e9774cb25f1b6ff81aca9e9b2651eef80753fd64a8233f0.dll
  2⤵
  - Drops startup file
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  PID:312

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2828

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:1868

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3204

Network

MITRE ATT&CK Matrix

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Downloads

memory/312-130-0x0000000004410000-0x000000000446E000-memory.dmp

Filesize
376KB

Download
memory/312-134-0x0000000002D10000-0x0000000002D6D000-memory.dmp

Filesize
372KB

Download
memory/312-135-0x0000000004411000-0x000000000444A000-memory.dmp

Filesize
228KB

Download