maze | 22af4328b17e362db11b4cddf7fe9e94bb435a570ac05662e077c67418d75ca3

Analysis

max time kernel
149s
max time network
150s
platform
windows10_x64
resource
win10v20201028
submitted
22-11-2020 20:09

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General

Target

5c4de6456271f61616e.bin.exe
Size

4.9MB
MD5

35fe9d41aa9c31a1191ae2e7a3f442aa
SHA1

ccbb554db60782a5f6a5317a8718214c0527b766
SHA256

c7fb04d2fc49fdb1215a256757b27d06d71c4797e28ad5c4de6456271f61616e
SHA512

6e3198270a641b4fe9a21c0f04a7d1f576414d0dc8a9b65fd5be01f3d32ad6e083a381b0f61a6b1b658342912c56d73528ac0661edf13844bea45c1ae3100010

Score

10^/10

maze persistence ransomware spyware trojan

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/87f6098d7582aee4 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/87f6098d7582aee4 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/87f6098d7582aee4

https://mazedecrypt.top/87f6098d7582aee4

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 3 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

description	ioc	Process
File opened for modification	C:\Users\Admin\Pictures\RestoreClose.tiff	5c4de6456271f61616e.bin.exe
File renamed	C:\Users\Admin\Pictures\RestoreClose.tiff => C:\Users\Admin\Pictures\RestoreClose.tiff.yRuFX	5c4de6456271f61616e.bin.exe
File renamed	C:\Users\Admin\Pictures\SwitchDebug.crw => C:\Users\Admin\Pictures\SwitchDebug.crw.C7z3r	5c4de6456271f61616e.bin.exe

Drops startup file 4 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\DECRYPT-FILES.txt	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\87f6098d7582aee4.tmp	5c4de6456271f61616e.bin.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\DECRYPT-FILES.txt	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\87f6098d7582aee4.tmp	5c4de6456271f61616e.bin.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

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\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
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\SwProvider_{b5946137-7b9f-4925-af80-51abd60b20d5}	vssvc.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\000.bmp"	5c4de6456271f61616e.bin.exe

Drops file in Program Files directory 35 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\InitializeCopy.ppsx	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\LockUnlock.dwg	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\OpenSkip.mp3	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\WaitRemove.mpv2	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\WaitUse.jfif	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files (x86)\87f6098d7582aee4.tmp	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\CompleteExport.rle	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\ConvertToStop.clr	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\LockRestart.m4v	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\StartComplete.m4a	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\StopImport.svgz	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\SubmitInstall.xla	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\BackupExport.png	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\BlockSelect.mov	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\CopyTest.cab	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\ImportMount.xhtml	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\SubmitBlock.DVR-MS	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\JoinLock.mpeg3	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\TestUninstall.docx	5c4de6456271f61616e.bin.exe
File created	C:\Program Files (x86)\DECRYPT-FILES.txt	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\87f6098d7582aee4.tmp	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\ExpandSelect.php	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\OutOptimize.xla	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\RestartTrace.jpe	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\SuspendClear.xht	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\CompressSelect.sql	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\ConvertToResolve.docm	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\GroupDebug.nfo	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\SetSplit.bat	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\TestOptimize.jfif	5c4de6456271f61616e.bin.exe
File created	C:\Program Files\DECRYPT-FILES.txt	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\ExitSplit.iso	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\FormatSave.dwfx	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\RegisterUninstall.ex_	5c4de6456271f61616e.bin.exe
File opened for modification	C:\Program Files\UndoRemove.dot	5c4de6456271f61616e.bin.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
984	5c4de6456271f61616e.bin.exe
984	5c4de6456271f61616e.bin.exe
984	5c4de6456271f61616e.bin.exe
984	5c4de6456271f61616e.bin.exe

Suspicious use of AdjustPrivilegeToken 45 IoCs

description	pid	Process
Token: SeBackupPrivilege	3772	vssvc.exe
Token: SeRestorePrivilege	3772	vssvc.exe
Token: SeAuditPrivilege	3772	vssvc.exe
Token: SeIncreaseQuotaPrivilege	504	wmic.exe
Token: SeSecurityPrivilege	504	wmic.exe
Token: SeTakeOwnershipPrivilege	504	wmic.exe
Token: SeLoadDriverPrivilege	504	wmic.exe
Token: SeSystemProfilePrivilege	504	wmic.exe
Token: SeSystemtimePrivilege	504	wmic.exe
Token: SeProfSingleProcessPrivilege	504	wmic.exe
Token: SeIncBasePriorityPrivilege	504	wmic.exe
Token: SeCreatePagefilePrivilege	504	wmic.exe
Token: SeBackupPrivilege	504	wmic.exe
Token: SeRestorePrivilege	504	wmic.exe
Token: SeShutdownPrivilege	504	wmic.exe
Token: SeDebugPrivilege	504	wmic.exe
Token: SeSystemEnvironmentPrivilege	504	wmic.exe
Token: SeRemoteShutdownPrivilege	504	wmic.exe
Token: SeUndockPrivilege	504	wmic.exe
Token: SeManageVolumePrivilege	504	wmic.exe
Token: 33	504	wmic.exe
Token: 34	504	wmic.exe
Token: 35	504	wmic.exe
Token: 36	504	wmic.exe
Token: SeIncreaseQuotaPrivilege	504	wmic.exe
Token: SeSecurityPrivilege	504	wmic.exe
Token: SeTakeOwnershipPrivilege	504	wmic.exe
Token: SeLoadDriverPrivilege	504	wmic.exe
Token: SeSystemProfilePrivilege	504	wmic.exe
Token: SeSystemtimePrivilege	504	wmic.exe
Token: SeProfSingleProcessPrivilege	504	wmic.exe
Token: SeIncBasePriorityPrivilege	504	wmic.exe
Token: SeCreatePagefilePrivilege	504	wmic.exe
Token: SeBackupPrivilege	504	wmic.exe
Token: SeRestorePrivilege	504	wmic.exe
Token: SeShutdownPrivilege	504	wmic.exe
Token: SeDebugPrivilege	504	wmic.exe
Token: SeSystemEnvironmentPrivilege	504	wmic.exe
Token: SeRemoteShutdownPrivilege	504	wmic.exe
Token: SeUndockPrivilege	504	wmic.exe
Token: SeManageVolumePrivilege	504	wmic.exe
Token: 33	504	wmic.exe
Token: 34	504	wmic.exe
Token: 35	504	wmic.exe
Token: 36	504	wmic.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 984 wrote to memory of 504	984	5c4de6456271f61616e.bin.exe	80
PID 984 wrote to memory of 504	984	5c4de6456271f61616e.bin.exe	80

C:\Users\Admin\AppData\Local\Temp\5c4de6456271f61616e.bin.exe
"C:\Users\Admin\AppData\Local\Temp\5c4de6456271f61616e.bin.exe"
1⤵
- 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:984
- C:\Windows\system32\wbem\wmic.exe
  "C:\kx\np\bqa\..\..\..\Windows\gt\gj\..\..\system32\hmvu\as\f\..\..\..\wbem\etl\beo\..\..\wmic.exe" shadowcopy delete
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:504

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Modifies service
- Suspicious use of AdjustPrivilegeToken
PID:3772

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

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Defacement

T1491

Inhibit System Recovery

T1490

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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