maze | fd9f101cc1647dfad0d2e86fec85a861364de14d111adf61681b4df871bcf862

Analysis

max time kernel
88s
max time network
12s
platform
windows7_x64
resource
win7v20201028
submitted
11-12-2020 01:00

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General

Target

usa.bin.dll
Size

490KB
MD5

89e051c937e92424cc0e851894b11c8f
SHA1

cc43bc715f13e7ce869231b330b9b5884607d372
SHA256

a14dbce0af024a09a6fcae63d4aac57dba6d70a226a62a568c20fdc67067bc8d
SHA512

644c12f221e6a3c7ebee5232bf1a479d8847c4744c0ea8cfef81a9d82e61421cf5b6cc9a603e036e30fb2b3cb4ad0630c096b862406664e37e26c257a0f1e64f

Score

10^/10

maze ransomware spyware 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/6b1d0cabea7cfd57 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/6b1d0cabea7cfd57 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/6b1d0cabea7cfd57

https://mazedecrypt.top/6b1d0cabea7cfd57

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 4 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

regsvr32.exe

description	ioc	Process
File renamed	C:\Users\Admin\Pictures\ExpandRestart.raw => C:\Users\Admin\Pictures\ExpandRestart.raw.nghwYNJ	regsvr32.exe
File renamed	C:\Users\Admin\Pictures\LockRedo.tif => C:\Users\Admin\Pictures\LockRedo.tif.WIep	regsvr32.exe
File renamed	C:\Users\Admin\Pictures\RegisterInitialize.raw => C:\Users\Admin\Pictures\RegisterInitialize.raw.GqZn	regsvr32.exe
File renamed	C:\Users\Admin\Pictures\SwitchCheckpoint.raw => C:\Users\Admin\Pictures\SwitchCheckpoint.raw.GqZn	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\6b1d0cabea7cfd57.tmp	regsvr32.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

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-1-5-21-3825035466-2522850611-591511364-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\111.bmp"	regsvr32.exe

Drops file in Program Files directory 45 IoCs

Processes:

regsvr32.exe

description	ioc	Process
File opened for modification	C:\Program Files\RemoveReset.au	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\CompareResize.tif	regsvr32.exe
File opened for modification	C:\Program Files\LockPing.pptx	regsvr32.exe
File opened for modification	C:\Program Files\OptimizeSearch.vsw	regsvr32.exe
File opened for modification	C:\Program Files\PushRequest.hta	regsvr32.exe
File opened for modification	C:\Program Files\BlockCompare.m3u	regsvr32.exe
File opened for modification	C:\Program Files (x86)\Microsoft SQL Server Compact Edition\6b1d0cabea7cfd57.tmp	regsvr32.exe
File opened for modification	C:\Program Files\TraceRedo.3gpp	regsvr32.exe
File opened for modification	C:\Program Files\InitializeGrant.asf	regsvr32.exe
File opened for modification	C:\Program Files\LimitSwitch.dotx	regsvr32.exe
File opened for modification	C:\Program Files\PopSwitch.docm	regsvr32.exe
File opened for modification	C:\Program Files\StopPush.cfg	regsvr32.exe
File opened for modification	C:\Program Files\ClearUnprotect.mp4v	regsvr32.exe
File opened for modification	C:\Program Files\SetExit.wm	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\ProtectExpand.3gpp	regsvr32.exe
File opened for modification	C:\Program Files\RedoFind.wmv	regsvr32.exe
File opened for modification	C:\Program Files\SaveWrite.clr	regsvr32.exe
File created	C:\Program Files (x86)\DECRYPT-FILES.txt	regsvr32.exe
File opened for modification	C:\Program Files\AddTrace.cab	regsvr32.exe
File opened for modification	C:\Program Files\CheckpointDeny.php	regsvr32.exe
File opened for modification	C:\Program Files\GroupTest.shtml	regsvr32.exe
File opened for modification	C:\Program Files\InstallUpdate.wmx	regsvr32.exe
File opened for modification	C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\6b1d0cabea7cfd57.tmp	regsvr32.exe
File opened for modification	C:\Program Files\PingConnect.M2TS	regsvr32.exe
File opened for modification	C:\Program Files\RestoreUnlock.ppsm	regsvr32.exe
File opened for modification	C:\Program Files\SelectUninstall.ram	regsvr32.exe
File opened for modification	C:\Program Files (x86)\6b1d0cabea7cfd57.tmp	regsvr32.exe
File opened for modification	C:\Program Files\CompressSplit.snd	regsvr32.exe
File opened for modification	C:\Program Files\EditPop.xlt	regsvr32.exe
File opened for modification	C:\Program Files\ExportUninstall.edrwx	regsvr32.exe
File opened for modification	C:\Program Files\MeasurePing.xhtml	regsvr32.exe
File opened for modification	C:\Program Files\SelectRename.cr2	regsvr32.exe
File opened for modification	C:\Program Files\TestStart.dwg	regsvr32.exe
File opened for modification	C:\Program Files\UninstallReceive.docx	regsvr32.exe
File created	C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\DECRYPT-FILES.txt	regsvr32.exe
File created	C:\Program Files\DECRYPT-FILES.txt	regsvr32.exe
File opened for modification	C:\Program Files\CompleteExport.cab	regsvr32.exe
File opened for modification	C:\Program Files\DismountSync.docm	regsvr32.exe
File opened for modification	C:\Program Files\FindRename.mid	regsvr32.exe
File opened for modification	C:\Program Files\6b1d0cabea7cfd57.tmp	regsvr32.exe
File opened for modification	C:\Program Files\MergeDismount.wmx	regsvr32.exe
File opened for modification	C:\Program Files\ProtectRestore.mp2v	regsvr32.exe
File opened for modification	C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\Desktop\6b1d0cabea7cfd57.tmp	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

regsvr32.exe

pid	Process
2004	regsvr32.exe

Suspicious use of AdjustPrivilegeToken 43 IoCs

Processes:

vssvc.exewmic.exe

description	pid	Process
Token: SeBackupPrivilege	1440	vssvc.exe
Token: SeRestorePrivilege	1440	vssvc.exe
Token: SeAuditPrivilege	1440	vssvc.exe
Token: SeIncreaseQuotaPrivilege	1472	wmic.exe
Token: SeSecurityPrivilege	1472	wmic.exe
Token: SeTakeOwnershipPrivilege	1472	wmic.exe
Token: SeLoadDriverPrivilege	1472	wmic.exe
Token: SeSystemProfilePrivilege	1472	wmic.exe
Token: SeSystemtimePrivilege	1472	wmic.exe
Token: SeProfSingleProcessPrivilege	1472	wmic.exe
Token: SeIncBasePriorityPrivilege	1472	wmic.exe
Token: SeCreatePagefilePrivilege	1472	wmic.exe
Token: SeBackupPrivilege	1472	wmic.exe
Token: SeRestorePrivilege	1472	wmic.exe
Token: SeShutdownPrivilege	1472	wmic.exe
Token: SeDebugPrivilege	1472	wmic.exe
Token: SeSystemEnvironmentPrivilege	1472	wmic.exe
Token: SeRemoteShutdownPrivilege	1472	wmic.exe
Token: SeUndockPrivilege	1472	wmic.exe
Token: SeManageVolumePrivilege	1472	wmic.exe
Token: 33	1472	wmic.exe
Token: 34	1472	wmic.exe
Token: 35	1472	wmic.exe
Token: SeIncreaseQuotaPrivilege	1472	wmic.exe
Token: SeSecurityPrivilege	1472	wmic.exe
Token: SeTakeOwnershipPrivilege	1472	wmic.exe
Token: SeLoadDriverPrivilege	1472	wmic.exe
Token: SeSystemProfilePrivilege	1472	wmic.exe
Token: SeSystemtimePrivilege	1472	wmic.exe
Token: SeProfSingleProcessPrivilege	1472	wmic.exe
Token: SeIncBasePriorityPrivilege	1472	wmic.exe
Token: SeCreatePagefilePrivilege	1472	wmic.exe
Token: SeBackupPrivilege	1472	wmic.exe
Token: SeRestorePrivilege	1472	wmic.exe
Token: SeShutdownPrivilege	1472	wmic.exe
Token: SeDebugPrivilege	1472	wmic.exe
Token: SeSystemEnvironmentPrivilege	1472	wmic.exe
Token: SeRemoteShutdownPrivilege	1472	wmic.exe
Token: SeUndockPrivilege	1472	wmic.exe
Token: SeManageVolumePrivilege	1472	wmic.exe
Token: 33	1472	wmic.exe
Token: 34	1472	wmic.exe
Token: 35	1472	wmic.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

regsvr32.exeregsvr32.exe

description	pid	Process	procid_target
PID 748 wrote to memory of 2004	748	regsvr32.exe	26
PID 748 wrote to memory of 2004	748	regsvr32.exe	26
PID 748 wrote to memory of 2004	748	regsvr32.exe	26
PID 748 wrote to memory of 2004	748	regsvr32.exe	26
PID 748 wrote to memory of 2004	748	regsvr32.exe	26
PID 748 wrote to memory of 2004	748	regsvr32.exe	26
PID 748 wrote to memory of 2004	748	regsvr32.exe	26
PID 2004 wrote to memory of 1472	2004	regsvr32.exe	34
PID 2004 wrote to memory of 1472	2004	regsvr32.exe	34
PID 2004 wrote to memory of 1472	2004	regsvr32.exe	34
PID 2004 wrote to memory of 1472	2004	regsvr32.exe	34

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\usa.bin.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:748
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\usa.bin.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:2004
- - C:\Windows\system32\wbem\wmic.exe
    "C:\hk\..\Windows\vkno\..\system32\mbmf\..\wbem\cep\dmo\..\..\wmic.exe" shadowcopy delete
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1472

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1440

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}
1⤵
PID:432

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

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

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Downloads

memory/1472-6-0x0000000000000000-mapping.dmp

Download
memory/2004-2-0x0000000000000000-mapping.dmp

Download
memory/2004-3-0x0000000000370000-0x00000000003CE000-memory.dmp

Filesize
376KB

Download
memory/2004-5-0x0000000000370000-0x00000000003CE000-memory.dmp

Filesize
376KB

Download