maze | fc611f9d09f645f31c4a77a27b6e6b1aec74db916d0712bef5bce052d12c971f

Analysis

max time kernel
140s
max time network
139s
platform
windows7_x64
resource
win7v200410
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/869e09631e4b541c 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/869e09631e4b541c 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/869e09631e4b541c

https://mazedecrypt.top/869e09631e4b541c

Signatures

Drops startup file 4 IoCs

description	ioc	Process
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\8k35i5y.tmp	maze.bin.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\DECRYPT-FILES.txt	maze.bin.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\8k35i5y.tmp	maze.bin.exe

Maze
Ransomware family also known as ChaCha.
trojan ransomware maze

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2016	maze.bin.exe

Suspicious use of AdjustPrivilegeToken 43 IoCs

description	pid	Process
Token: SeBackupPrivilege	1360	vssvc.exe
Token: SeRestorePrivilege	1360	vssvc.exe
Token: SeAuditPrivilege	1360	vssvc.exe
Token: SeIncreaseQuotaPrivilege	1760	wmic.exe
Token: SeSecurityPrivilege	1760	wmic.exe
Token: SeTakeOwnershipPrivilege	1760	wmic.exe
Token: SeLoadDriverPrivilege	1760	wmic.exe
Token: SeSystemProfilePrivilege	1760	wmic.exe
Token: SeSystemtimePrivilege	1760	wmic.exe
Token: SeProfSingleProcessPrivilege	1760	wmic.exe
Token: SeIncBasePriorityPrivilege	1760	wmic.exe
Token: SeCreatePagefilePrivilege	1760	wmic.exe
Token: SeBackupPrivilege	1760	wmic.exe
Token: SeRestorePrivilege	1760	wmic.exe
Token: SeShutdownPrivilege	1760	wmic.exe
Token: SeDebugPrivilege	1760	wmic.exe
Token: SeSystemEnvironmentPrivilege	1760	wmic.exe
Token: SeRemoteShutdownPrivilege	1760	wmic.exe
Token: SeUndockPrivilege	1760	wmic.exe
Token: SeManageVolumePrivilege	1760	wmic.exe
Token: 33	1760	wmic.exe
Token: 34	1760	wmic.exe
Token: 35	1760	wmic.exe
Token: SeIncreaseQuotaPrivilege	1760	wmic.exe
Token: SeSecurityPrivilege	1760	wmic.exe
Token: SeTakeOwnershipPrivilege	1760	wmic.exe
Token: SeLoadDriverPrivilege	1760	wmic.exe
Token: SeSystemProfilePrivilege	1760	wmic.exe
Token: SeSystemtimePrivilege	1760	wmic.exe
Token: SeProfSingleProcessPrivilege	1760	wmic.exe
Token: SeIncBasePriorityPrivilege	1760	wmic.exe
Token: SeCreatePagefilePrivilege	1760	wmic.exe
Token: SeBackupPrivilege	1760	wmic.exe
Token: SeRestorePrivilege	1760	wmic.exe
Token: SeShutdownPrivilege	1760	wmic.exe
Token: SeDebugPrivilege	1760	wmic.exe
Token: SeSystemEnvironmentPrivilege	1760	wmic.exe
Token: SeRemoteShutdownPrivilege	1760	wmic.exe
Token: SeUndockPrivilege	1760	wmic.exe
Token: SeManageVolumePrivilege	1760	wmic.exe
Token: 33	1760	wmic.exe
Token: 34	1760	wmic.exe
Token: 35	1760	wmic.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 1760	2016	maze.bin.exe	29
PID 2016 wrote to memory of 1760	2016	maze.bin.exe	29
PID 2016 wrote to memory of 1760	2016	maze.bin.exe	29
PID 2016 wrote to memory of 1760	2016	maze.bin.exe	29

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\ASR Writer	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Shadow Copy Optimization Writer	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Registry Writer	vssvc.exe
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\COM+ REGDB Writer	vssvc.exe

Drops file in Program Files directory 23 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\SwitchUnprotect.wm	maze.bin.exe
File opened for modification	C:\Program Files (x86)\8k35i5y.tmp	maze.bin.exe
File opened for modification	C:\Program Files\8k35i5y.tmp	maze.bin.exe
File opened for modification	C:\Program Files\LimitGrant.snd	maze.bin.exe
File created	C:\Program Files\Microsoft SQL Server Compact Edition\DECRYPT-FILES.txt	maze.bin.exe
File created	C:\Program Files\Microsoft SQL Server Compact Edition\v3.5\Desktop\DECRYPT-FILES.txt	maze.bin.exe
File opened for modification	C:\Program Files\OpenLimit.lock	maze.bin.exe
File opened for modification	C:\Program Files\RegisterUnregister.mpg	maze.bin.exe
File opened for modification	C:\Program Files\ResumeInitialize.ps1	maze.bin.exe
File opened for modification	C:\Program Files\SuspendGet.odt	maze.bin.exe
File opened for modification	C:\Program Files\DisableUndo.au3	maze.bin.exe
File opened for modification	C:\Program Files\EnableSync.edrwx	maze.bin.exe
File opened for modification	C:\Program Files\JoinClear.pptm	maze.bin.exe
File opened for modification	C:\Program Files\Microsoft SQL Server Compact Edition\v3.5\8k35i5y.tmp	maze.bin.exe
File opened for modification	C:\Program Files\Microsoft SQL Server Compact Edition\v3.5\Desktop\8k35i5y.tmp	maze.bin.exe
File created	C:\Program Files (x86)\DECRYPT-FILES.txt	maze.bin.exe
File created	C:\Program Files\DECRYPT-FILES.txt	maze.bin.exe
File opened for modification	C:\Program Files\ConvertToRestore.ttc	maze.bin.exe
File opened for modification	C:\Program Files\Microsoft SQL Server Compact Edition\8k35i5y.tmp	maze.bin.exe
File opened for modification	C:\Program Files\UpdateUnpublish.xht	maze.bin.exe
File opened for modification	C:\Program Files\CompleteUninstall.dotx	maze.bin.exe
File created	C:\Program Files\Microsoft SQL Server Compact Edition\v3.5\DECRYPT-FILES.txt	maze.bin.exe
File opened for modification	C:\Program Files\SaveRepair.emz	maze.bin.exe

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

File Deletion
T1107

Inhibit System Recovery
T1490

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3765897441-2376744223-3151462503-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\000.bmp"	maze.bin.exe

C:\Users\Admin\AppData\Local\Temp\maze.bin.exe
"C:\Users\Admin\AppData\Local\Temp\maze.bin.exe"
1⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Drops file in Program Files directory
- Sets desktop wallpaper using registry
PID:2016
- C:\Windows\system32\wbem\wmic.exe
  "C:\gf\..\Windows\te\tefg\..\..\system32\iq\unju\fuxr\..\..\..\wbem\gdccf\..\wmic.exe" shadowcopy delete
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1760

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
- Modifies service
PID:1360

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}
1⤵
PID:1792

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/2016-0-0x00000000007F0000-0x000000000084D000-memory.dmp

Filesize
372KB

Download
memory/2016-4-0x00000000007F0000-0x000000000084D000-memory.dmp

Filesize
372KB

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