maze | fc611f9d09f645f31c4a77a27b6e6b1aec74db916d0712bef5bce052d12c971f

Analysis

max time kernel
146s
max time network
142s
platform
windows10_x64
resource
win10v200410
submitted
24-04-2020 08:40

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General

Target

maze.bin.exe
Size

506KB
MD5

e69a8eb94f65480980deaf1ff5a431a6
SHA1

dcd2ab4540bde88f58dec8e8c243e303ec4bdd87
SHA256

fc611f9d09f645f31c4a77a27b6e6b1aec74db916d0712bef5bce052d12c971f
SHA512

3338e225d51efef723a520f52385f01b590638a4da7ccf56b52f59f2cfc169cba8b2f0328d90a1a38eaaeb3074c54d0dd1f82ae7f2bd1b5658a4899a0f93a9d2

Score

10^/10

ransomware persistence trojan maze

Malware Config

Extracted

Path

C:\DECRYPT-FILES.txt

Family

maze

Ransom Note

Attention! ---------------------------- | What happened? ---------------------------- 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 have a chance! It is easy to recover in a few steps. ---------------------------- | How to get my files back? ---------------------------- The only method to restore your files 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/86b6096872813b2a 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/86b6096872813b2a 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 on your computer! If you have any problems our friendly support team is always here to assist you in a live chat! ------------------------------------------------------------------------------- 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/86b6096872813b2a

https://mazedecrypt.top/86b6096872813b2a

Signatures

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4020 wrote to memory of 2528	4020	maze.bin.exe	72
PID 4020 wrote to memory of 2528	4020	maze.bin.exe	72

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2136578390-2771164089-400866267-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\000.bmp"	maze.bin.exe

Modifies service 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\SwProvider_{b5946137-7b9f-4925-af80-51abd60b20d5}	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Registry Writer	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\COM+ REGDB Writer	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\ASR Writer	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Shadow Copy Optimization Writer	vssvc.exe

Maze
Ransomware family also known as ChaCha.
trojan ransomware maze

Drops file in Program Files directory 43 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\SubmitConvertTo.rar	maze.bin.exe
File opened for modification	C:\Program Files\0wplx.tmp	maze.bin.exe
File opened for modification	C:\Program Files\LimitClear.avi	maze.bin.exe
File opened for modification	C:\Program Files\MoveExpand.wmf	maze.bin.exe
File opened for modification	C:\Program Files\PingGet.DVR	maze.bin.exe
File opened for modification	C:\Program Files\UninstallCopy.rm	maze.bin.exe
File opened for modification	C:\Program Files\DisableUnlock.emf	maze.bin.exe
File opened for modification	C:\Program Files\HideExport.AAC	maze.bin.exe
File opened for modification	C:\Program Files\PublishClose.dotx	maze.bin.exe
File opened for modification	C:\Program Files\SwitchDeny.ttf	maze.bin.exe
File opened for modification	C:\Program Files\SetProtect.DVR	maze.bin.exe
File opened for modification	C:\Program Files\SkipReset.vsd	maze.bin.exe
File opened for modification	C:\Program Files\ApproveResize.mpeg	maze.bin.exe
File opened for modification	C:\Program Files\DebugJoin.snd	maze.bin.exe
File opened for modification	C:\Program Files\MeasureExpand.cmd	maze.bin.exe
File opened for modification	C:\Program Files\RedoUninstall.mpeg3	maze.bin.exe
File opened for modification	C:\Program Files\RequestMeasure.odt	maze.bin.exe
File opened for modification	C:\Program Files\RestoreRegister.mht	maze.bin.exe
File opened for modification	C:\Program Files\UnblockDisconnect.m4v	maze.bin.exe
File created	C:\Program Files (x86)\DECRYPT-FILES.txt	maze.bin.exe
File opened for modification	C:\Program Files\ImportWatch.htm	maze.bin.exe
File opened for modification	C:\Program Files\NewExport.m1v	maze.bin.exe
File opened for modification	C:\Program Files\ReadMount.3g2	maze.bin.exe
File opened for modification	C:\Program Files\ReceiveConfirm.wmf	maze.bin.exe
File opened for modification	C:\Program Files (x86)\0wplx.tmp	maze.bin.exe
File opened for modification	C:\Program Files\RemoveLimit.wmv	maze.bin.exe
File opened for modification	C:\Program Files\SaveUnblock.mp2v	maze.bin.exe
File opened for modification	C:\Program Files\SubmitHide.xhtml	maze.bin.exe
File opened for modification	C:\Program Files\UninstallCheckpoint.dib	maze.bin.exe
File opened for modification	C:\Program Files\ClearCompare.vsd	maze.bin.exe
File opened for modification	C:\Program Files\RenameUnblock.ram	maze.bin.exe
File opened for modification	C:\Program Files\ResumeMove.aifc	maze.bin.exe
File opened for modification	C:\Program Files\SplitSubmit.wdp	maze.bin.exe
File opened for modification	C:\Program Files\DismountClose.odp	maze.bin.exe
File opened for modification	C:\Program Files\ExportDisconnect.mhtml	maze.bin.exe
File opened for modification	C:\Program Files\RedoHide.xml	maze.bin.exe
File opened for modification	C:\Program Files\UnprotectImport.kix	maze.bin.exe
File opened for modification	C:\Program Files\SyncShow.ods	maze.bin.exe
File opened for modification	C:\Program Files\UnprotectUpdate.png	maze.bin.exe
File created	C:\Program Files\DECRYPT-FILES.txt	maze.bin.exe
File opened for modification	C:\Program Files\GetBlock.emz	maze.bin.exe
File opened for modification	C:\Program Files\ResolveWait.mp4	maze.bin.exe
File opened for modification	C:\Program Files\SubmitWatch.gif	maze.bin.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4020	maze.bin.exe
4020	maze.bin.exe

Suspicious use of AdjustPrivilegeToken 45 IoCs

description	pid	Process
Token: SeBackupPrivilege	3136	vssvc.exe
Token: SeRestorePrivilege	3136	vssvc.exe
Token: SeAuditPrivilege	3136	vssvc.exe
Token: SeIncreaseQuotaPrivilege	2528	wmic.exe
Token: SeSecurityPrivilege	2528	wmic.exe
Token: SeTakeOwnershipPrivilege	2528	wmic.exe
Token: SeLoadDriverPrivilege	2528	wmic.exe
Token: SeSystemProfilePrivilege	2528	wmic.exe
Token: SeSystemtimePrivilege	2528	wmic.exe
Token: SeProfSingleProcessPrivilege	2528	wmic.exe
Token: SeIncBasePriorityPrivilege	2528	wmic.exe
Token: SeCreatePagefilePrivilege	2528	wmic.exe
Token: SeBackupPrivilege	2528	wmic.exe
Token: SeRestorePrivilege	2528	wmic.exe
Token: SeShutdownPrivilege	2528	wmic.exe
Token: SeDebugPrivilege	2528	wmic.exe
Token: SeSystemEnvironmentPrivilege	2528	wmic.exe
Token: SeRemoteShutdownPrivilege	2528	wmic.exe
Token: SeUndockPrivilege	2528	wmic.exe
Token: SeManageVolumePrivilege	2528	wmic.exe
Token: 33	2528	wmic.exe
Token: 34	2528	wmic.exe
Token: 35	2528	wmic.exe
Token: 36	2528	wmic.exe
Token: SeIncreaseQuotaPrivilege	2528	wmic.exe
Token: SeSecurityPrivilege	2528	wmic.exe
Token: SeTakeOwnershipPrivilege	2528	wmic.exe
Token: SeLoadDriverPrivilege	2528	wmic.exe
Token: SeSystemProfilePrivilege	2528	wmic.exe
Token: SeSystemtimePrivilege	2528	wmic.exe
Token: SeProfSingleProcessPrivilege	2528	wmic.exe
Token: SeIncBasePriorityPrivilege	2528	wmic.exe
Token: SeCreatePagefilePrivilege	2528	wmic.exe
Token: SeBackupPrivilege	2528	wmic.exe
Token: SeRestorePrivilege	2528	wmic.exe
Token: SeShutdownPrivilege	2528	wmic.exe
Token: SeDebugPrivilege	2528	wmic.exe
Token: SeSystemEnvironmentPrivilege	2528	wmic.exe
Token: SeRemoteShutdownPrivilege	2528	wmic.exe
Token: SeUndockPrivilege	2528	wmic.exe
Token: SeManageVolumePrivilege	2528	wmic.exe
Token: 33	2528	wmic.exe
Token: 34	2528	wmic.exe
Token: 35	2528	wmic.exe
Token: 36	2528	wmic.exe

Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Drops startup file 4 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\0wplx.tmp	maze.bin.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\DECRYPT-FILES.txt	maze.bin.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\0wplx.tmp	maze.bin.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\DECRYPT-FILES.txt	maze.bin.exe

C:\Users\Admin\AppData\Local\Temp\maze.bin.exe
"C:\Users\Admin\AppData\Local\Temp\maze.bin.exe"
1⤵
- Suspicious use of WriteProcessMemory
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Drops startup file
PID:4020
- C:\Windows\system32\wbem\wmic.exe
  "C:\eprvn\srnv\..\..\Windows\hram\askf\aitp\..\..\..\system32\jn\orhxy\..\..\wbem\svb\i\..\..\wmic.exe" shadowcopy delete
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2528

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Modifies service
- Suspicious use of AdjustPrivilegeToken
PID:3136

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

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/4020-0-0x0000000002C90000-0x0000000002CED000-memory.dmp

Filesize
372KB

Download
memory/4020-4-0x0000000002C90000-0x0000000002CED000-memory.dmp

Filesize
372KB

Download