maze | 90ae5c78af747bb9e46118e6c1bed8228a77a4dc3d2f12d7e254c88b3208db05

Analysis

max time kernel
163s
max time network
175s
platform
windows7_x64
resource
win7-en-20211208
submitted
16-02-2022 22:48

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General

Target

90ae5c78af747bb9e46118e6c1bed8228a77a4dc3d2f12d7e254c88b3208db05.dll
Size

591KB
MD5

140f6f9a6b3fb5c99b61c20afb6f39d7
SHA1

bb1136d16e8a203da7ed10426abd8fe475e7af97
SHA256

90ae5c78af747bb9e46118e6c1bed8228a77a4dc3d2f12d7e254c88b3208db05
SHA512

51a5bb962600d3574bcd9d1daa274a17950f8bff5365514eddc6f01c39a6b36247a29ab7c7fc84fa2b171c2fdc32f70c8dd28143edbc7172955b95043c9f2573

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/6d570cc8e2f48843 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/6d570cc8e2f48843 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--- 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 ---END MAZE KEY---

URLs

http://aoacugmutagkwctu.onion/6d570cc8e2f48843

https://mazedecrypt.top/6d570cc8e2f48843

Signatures

Maze
Ransomware family also known as ChaCha.
trojan ransomware maze
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Modifies extensions of user files 11 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

regsvr32.exe

description	ioc	Process
File renamed	C:\Users\Admin\Pictures\NewSuspend.tif => C:\Users\Admin\Pictures\NewSuspend.tif.wKjb2qy	regsvr32.exe
File renamed	C:\Users\Admin\Pictures\ResumeBackup.tif => C:\Users\Admin\Pictures\ResumeBackup.tif.gJ8D	regsvr32.exe
File renamed	C:\Users\Admin\Pictures\SetMerge.crw => C:\Users\Admin\Pictures\SetMerge.crw.gJ8D	regsvr32.exe
File renamed	C:\Users\Admin\Pictures\SyncRestore.tif => C:\Users\Admin\Pictures\SyncRestore.tif.Qpa2	regsvr32.exe
File opened for modification	C:\Users\Admin\Pictures\ConnectInvoke.tiff	regsvr32.exe
File renamed	C:\Users\Admin\Pictures\ConvertFromUse.png => C:\Users\Admin\Pictures\ConvertFromUse.png.a05uMS	regsvr32.exe
File renamed	C:\Users\Admin\Pictures\ExitWait.crw => C:\Users\Admin\Pictures\ExitWait.crw.YnRhPx	regsvr32.exe
File renamed	C:\Users\Admin\Pictures\ExpandConvertTo.png => C:\Users\Admin\Pictures\ExpandConvertTo.png.sbaT3Y	regsvr32.exe
File renamed	C:\Users\Admin\Pictures\TestCopy.crw => C:\Users\Admin\Pictures\TestCopy.crw.Qpa2	regsvr32.exe
File renamed	C:\Users\Admin\Pictures\CheckpointPush.raw => C:\Users\Admin\Pictures\CheckpointPush.raw.Twf205	regsvr32.exe
File renamed	C:\Users\Admin\Pictures\ConnectInvoke.tiff => C:\Users\Admin\Pictures\ConnectInvoke.tiff.Twf205	regsvr32.exe

Drops startup file 2 IoCs

Processes:

regsvr32.exe

description	ioc	Process
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\6d570cc8e2f48843.tmp	regsvr32.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

regsvr32.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\000.bmp"	regsvr32.exe

Drops file in Program Files directory 45 IoCs

Processes:

regsvr32.exe

description	ioc	Process
File created	C:\Program Files\DECRYPT-FILES.txt	regsvr32.exe
File opened for modification	C:\Program Files\MoveMeasure.css	regsvr32.exe
File created	C:\Program Files (x86)\DECRYPT-FILES.txt	regsvr32.exe
File opened for modification	C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\6d570cc8e2f48843.tmp	regsvr32.exe
File opened for modification	C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\Desktop\6d570cc8e2f48843.tmp	regsvr32.exe
File opened for modification	C:\Program Files\CheckpointRepair.xml	regsvr32.exe
File opened for modification	C:\Program Files\MoveSend.001	regsvr32.exe
File opened for modification	C:\Program Files\PopRead.pot	regsvr32.exe
File opened for modification	C:\Program Files\PublishOpen.ppsm	regsvr32.exe
File opened for modification	C:\Program Files\RequestFind.3gpp	regsvr32.exe
File opened for modification	C:\Program Files\ResolveSwitch.ppt	regsvr32.exe
File created	C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\DECRYPT-FILES.txt	regsvr32.exe
File opened for modification	C:\Program Files\FormatRestart.WTV	regsvr32.exe
File opened for modification	C:\Program Files\InitializeSwitch.ttc	regsvr32.exe
File opened for modification	C:\Program Files\MeasureDisable.mpp	regsvr32.exe
File opened for modification	C:\Program Files\MountOpen.xltx	regsvr32.exe
File opened for modification	C:\Program Files\RestartCompare.wax	regsvr32.exe
File opened for modification	C:\Program Files\RestartConvertFrom.raw	regsvr32.exe
File opened for modification	C:\Program Files\6d570cc8e2f48843.tmp	regsvr32.exe
File opened for modification	C:\Program Files\ApproveFormat.vst	regsvr32.exe
File opened for modification	C:\Program Files\DenyExit.emf	regsvr32.exe
File opened for modification	C:\Program Files\ExitSearch.html	regsvr32.exe
File opened for modification	C:\Program Files\ExpandCheckpoint.ods	regsvr32.exe
File opened for modification	C:\Program Files\RevokePublish.potx	regsvr32.exe
File opened for modification	C:\Program Files\InitializeUnregister.wma	regsvr32.exe
File opened for modification	C:\Program Files\LimitEnable.rle	regsvr32.exe
File opened for modification	C:\Program Files\PushSearch.rtf	regsvr32.exe
File opened for modification	C:\Program Files\RequestTrace.jpe	regsvr32.exe
File opened for modification	C:\Program Files\ResumeSend.temp	regsvr32.exe
File created	C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\Desktop\DECRYPT-FILES.txt	regsvr32.exe
File opened for modification	C:\Program Files\AddReset.au	regsvr32.exe
File opened for modification	C:\Program Files\DisableRename.potm	regsvr32.exe
File opened for modification	C:\Program Files\ReceiveConvertFrom.wax	regsvr32.exe
File opened for modification	C:\Program Files (x86)\6d570cc8e2f48843.tmp	regsvr32.exe
File opened for modification	C:\Program Files (x86)\Microsoft SQL Server Compact Edition\6d570cc8e2f48843.tmp	regsvr32.exe
File opened for modification	C:\Program Files\AssertExpand.wma	regsvr32.exe
File opened for modification	C:\Program Files\EnableRequest.wma	regsvr32.exe
File opened for modification	C:\Program Files\HideWrite.bat	regsvr32.exe
File opened for modification	C:\Program Files\LockRedo.pptm	regsvr32.exe
File opened for modification	C:\Program Files\ResolveConvert.docm	regsvr32.exe
File opened for modification	C:\Program Files\TraceSync.search-ms	regsvr32.exe
File created	C:\Program Files (x86)\Microsoft SQL Server Compact Edition\DECRYPT-FILES.txt	regsvr32.exe
File opened for modification	C:\Program Files\CompleteFormat.tmp	regsvr32.exe
File opened for modification	C:\Program Files\RequestLimit.edrwx	regsvr32.exe
File opened for modification	C:\Program Files\SwitchCompare.tiff	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

regsvr32.exe

pid	Process
1308	regsvr32.exe

Suspicious use of AdjustPrivilegeToken 43 IoCs

Processes:

vssvc.exewmic.exe

description	pid	Process
Token: SeBackupPrivilege	556	vssvc.exe
Token: SeRestorePrivilege	556	vssvc.exe
Token: SeAuditPrivilege	556	vssvc.exe
Token: SeIncreaseQuotaPrivilege	1348	wmic.exe
Token: SeSecurityPrivilege	1348	wmic.exe
Token: SeTakeOwnershipPrivilege	1348	wmic.exe
Token: SeLoadDriverPrivilege	1348	wmic.exe
Token: SeSystemProfilePrivilege	1348	wmic.exe
Token: SeSystemtimePrivilege	1348	wmic.exe
Token: SeProfSingleProcessPrivilege	1348	wmic.exe
Token: SeIncBasePriorityPrivilege	1348	wmic.exe
Token: SeCreatePagefilePrivilege	1348	wmic.exe
Token: SeBackupPrivilege	1348	wmic.exe
Token: SeRestorePrivilege	1348	wmic.exe
Token: SeShutdownPrivilege	1348	wmic.exe
Token: SeDebugPrivilege	1348	wmic.exe
Token: SeSystemEnvironmentPrivilege	1348	wmic.exe
Token: SeRemoteShutdownPrivilege	1348	wmic.exe
Token: SeUndockPrivilege	1348	wmic.exe
Token: SeManageVolumePrivilege	1348	wmic.exe
Token: 33	1348	wmic.exe
Token: 34	1348	wmic.exe
Token: 35	1348	wmic.exe
Token: SeIncreaseQuotaPrivilege	1348	wmic.exe
Token: SeSecurityPrivilege	1348	wmic.exe
Token: SeTakeOwnershipPrivilege	1348	wmic.exe
Token: SeLoadDriverPrivilege	1348	wmic.exe
Token: SeSystemProfilePrivilege	1348	wmic.exe
Token: SeSystemtimePrivilege	1348	wmic.exe
Token: SeProfSingleProcessPrivilege	1348	wmic.exe
Token: SeIncBasePriorityPrivilege	1348	wmic.exe
Token: SeCreatePagefilePrivilege	1348	wmic.exe
Token: SeBackupPrivilege	1348	wmic.exe
Token: SeRestorePrivilege	1348	wmic.exe
Token: SeShutdownPrivilege	1348	wmic.exe
Token: SeDebugPrivilege	1348	wmic.exe
Token: SeSystemEnvironmentPrivilege	1348	wmic.exe
Token: SeRemoteShutdownPrivilege	1348	wmic.exe
Token: SeUndockPrivilege	1348	wmic.exe
Token: SeManageVolumePrivilege	1348	wmic.exe
Token: 33	1348	wmic.exe
Token: 34	1348	wmic.exe
Token: 35	1348	wmic.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

regsvr32.exeregsvr32.exe

description	pid	Process	procid_target
PID 1576 wrote to memory of 1308	1576	regsvr32.exe	27
PID 1576 wrote to memory of 1308	1576	regsvr32.exe	27
PID 1576 wrote to memory of 1308	1576	regsvr32.exe	27
PID 1576 wrote to memory of 1308	1576	regsvr32.exe	27
PID 1576 wrote to memory of 1308	1576	regsvr32.exe	27
PID 1576 wrote to memory of 1308	1576	regsvr32.exe	27
PID 1576 wrote to memory of 1308	1576	regsvr32.exe	27
PID 1308 wrote to memory of 1348	1308	regsvr32.exe	36
PID 1308 wrote to memory of 1348	1308	regsvr32.exe	36
PID 1308 wrote to memory of 1348	1308	regsvr32.exe	36
PID 1308 wrote to memory of 1348	1308	regsvr32.exe	36

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\90ae5c78af747bb9e46118e6c1bed8228a77a4dc3d2f12d7e254c88b3208db05.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1576
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\90ae5c78af747bb9e46118e6c1bed8228a77a4dc3d2f12d7e254c88b3208db05.dll
  2⤵
  - Modifies extensions of user files
  - Drops startup file
  - Sets desktop wallpaper using registry
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1308
- - C:\Windows\system32\wbem\wmic.exe
    "C:\mwg\..\Windows\ufxn\jyeb\..\..\system32\hybot\..\wbem\mp\nhy\..\..\wmic.exe" shadowcopy delete
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1348

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:556

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}
1⤵
PID:1664

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File Deletion

T1107

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

T1491

Inhibit System Recovery

T1490

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Downloads

memory/1308-55-0x0000000076451000-0x0000000076453000-memory.dmp

Filesize
8KB

Download
memory/1308-56-0x0000000000270000-0x00000000002CD000-memory.dmp

Filesize
372KB

Download
memory/1308-60-0x0000000000150000-0x00000000001AD000-memory.dmp

Filesize
372KB

Download
memory/1308-61-0x0000000000271000-0x00000000002A9000-memory.dmp

Filesize
224KB

Download
memory/1576-54-0x000007FEFC2B1000-0x000007FEFC2B3000-memory.dmp

Filesize
8KB

Download