Analysis
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max time kernel
147s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
26/03/2025, 22:18
Static task
static1
Behavioral task
behavioral1
Sample
Maze.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Maze.exe
Resource
win10v2004-20250314-en
General
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Target
Maze.exe
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Size
364KB
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MD5
b93616a1ea4f4a131cc0507e6c789f94
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SHA1
0b97455143e682e818fc4a9b615f57349dc84894
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SHA256
2a6c602769ac15bd837f9ff390acc443d023ee62f76e1be8236dd2dd957eef3d
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SHA512
e6b8e4009ee946514c0a177838b1094b70fe84d8e4511e8ab9bca4180b0bf4cc5bf2ef563fb7efabd6cc91d758ed2e910f501081a72aaa9581d17ece780b70ad
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SSDEEP
6144:jx0s5c9jrLrLrLZMEQ9V6wZqEZw0eNsd19pV50DEreNg/ydlb4fQ6wFMvM:9MAwmMD/Ng6dNoQl+v
Malware Config
Extracted
C:\$Recycle.Bin\DECRYPT-FILES.txt
maze
http://aoacugmutagkwctu.onion/6c690ccc235cca69
https://mazedecrypt.top/6c690ccc235cca69
Signatures
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Maze
Ransomware family also known as ChaCha.
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Maze family
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Credentials from Password Stores: Windows Credential Manager 1 TTPs
Suspicious access to Credentials History.
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Drops startup file 4 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\DECRYPT-FILES.txt Maze.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\6c690ccc235cca69.tmp Maze.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\DECRYPT-FILES.txt Maze.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\6c690ccc235cca69.tmp Maze.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-805952410-2104024357-1716932545-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\000.bmp" Maze.exe -
Drops file in Program Files directory 38 IoCs
description ioc Process File created C:\Program Files\DECRYPT-FILES.txt Maze.exe File opened for modification C:\Program Files\LockSync.lock Maze.exe File opened for modification C:\Program Files\PingConvertFrom.bmp Maze.exe File opened for modification C:\Program Files\ReadUnblock.xhtml Maze.exe File opened for modification C:\Program Files\UnlockSuspend.htm Maze.exe File opened for modification C:\Program Files\chrome_installer.log Maze.exe File opened for modification C:\Program Files (x86)\6c690ccc235cca69.tmp Maze.exe File opened for modification C:\Program Files\PingTest.TS Maze.exe File opened for modification C:\Program Files\ProtectMove.mp2 Maze.exe File opened for modification C:\Program Files\UndoExit.m4v Maze.exe File opened for modification C:\Program Files\DismountNew.mid Maze.exe File opened for modification C:\Program Files\MergePublish.wpl Maze.exe File opened for modification C:\Program Files\NewUnpublish.xlsx Maze.exe File opened for modification C:\Program Files\ProtectPush.cab Maze.exe File opened for modification C:\Program Files\StepCheckpoint.M2V Maze.exe File opened for modification C:\Program Files\UndoAssert.m4a Maze.exe File opened for modification C:\Program Files\UpdateSave.tif Maze.exe File opened for modification C:\Program Files\EditRemove.bmp Maze.exe File opened for modification C:\Program Files\InstallUnblock.M2TS Maze.exe File opened for modification C:\Program Files\msedge_installer.log Maze.exe File opened for modification C:\Program Files\RequestSplit.eps Maze.exe File opened for modification C:\Program Files\SubmitOptimize.dib Maze.exe File opened for modification C:\Program Files\SwitchUnblock.kix Maze.exe File opened for modification C:\Program Files\UnpublishConvertTo.mp4 Maze.exe File created C:\Program Files (x86)\DECRYPT-FILES.txt Maze.exe File opened for modification C:\Program Files\ImportUpdate.gif Maze.exe File opened for modification C:\Program Files\RevokeRead.TS Maze.exe File opened for modification C:\Program Files\SkipSuspend.jfif Maze.exe File opened for modification C:\Program Files\UseExport.wma Maze.exe File opened for modification C:\Program Files\6c690ccc235cca69.tmp Maze.exe File opened for modification C:\Program Files\NewDeny.jpe Maze.exe File opened for modification C:\Program Files\OpenSync.dwg Maze.exe File opened for modification C:\Program Files\ProtectSkip.ocx Maze.exe File opened for modification C:\Program Files\TraceDisconnect.potx Maze.exe File opened for modification C:\Program Files\UnpublishImport.dib Maze.exe File opened for modification C:\Program Files\CompleteEnable.m4v Maze.exe File opened for modification C:\Program Files\OpenMove.TS Maze.exe File opened for modification C:\Program Files\RestoreGrant.pptm Maze.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Maze.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2708 Maze.exe 2708 Maze.exe -
Suspicious use of AdjustPrivilegeToken 47 IoCs
description pid Process Token: SeBackupPrivilege 3712 vssvc.exe Token: SeRestorePrivilege 3712 vssvc.exe Token: SeAuditPrivilege 3712 vssvc.exe Token: SeIncreaseQuotaPrivilege 4064 wmic.exe Token: SeSecurityPrivilege 4064 wmic.exe Token: SeTakeOwnershipPrivilege 4064 wmic.exe Token: SeLoadDriverPrivilege 4064 wmic.exe Token: SeSystemProfilePrivilege 4064 wmic.exe Token: SeSystemtimePrivilege 4064 wmic.exe Token: SeProfSingleProcessPrivilege 4064 wmic.exe Token: SeIncBasePriorityPrivilege 4064 wmic.exe Token: SeCreatePagefilePrivilege 4064 wmic.exe Token: SeBackupPrivilege 4064 wmic.exe Token: SeRestorePrivilege 4064 wmic.exe Token: SeShutdownPrivilege 4064 wmic.exe Token: SeDebugPrivilege 4064 wmic.exe Token: SeSystemEnvironmentPrivilege 4064 wmic.exe Token: SeRemoteShutdownPrivilege 4064 wmic.exe Token: SeUndockPrivilege 4064 wmic.exe Token: SeManageVolumePrivilege 4064 wmic.exe Token: 33 4064 wmic.exe Token: 34 4064 wmic.exe Token: 35 4064 wmic.exe Token: 36 4064 wmic.exe Token: SeIncreaseQuotaPrivilege 4064 wmic.exe Token: SeSecurityPrivilege 4064 wmic.exe Token: SeTakeOwnershipPrivilege 4064 wmic.exe Token: SeLoadDriverPrivilege 4064 wmic.exe Token: SeSystemProfilePrivilege 4064 wmic.exe Token: SeSystemtimePrivilege 4064 wmic.exe Token: SeProfSingleProcessPrivilege 4064 wmic.exe Token: SeIncBasePriorityPrivilege 4064 wmic.exe Token: SeCreatePagefilePrivilege 4064 wmic.exe Token: SeBackupPrivilege 4064 wmic.exe Token: SeRestorePrivilege 4064 wmic.exe Token: SeShutdownPrivilege 4064 wmic.exe Token: SeDebugPrivilege 4064 wmic.exe Token: SeSystemEnvironmentPrivilege 4064 wmic.exe Token: SeRemoteShutdownPrivilege 4064 wmic.exe Token: SeUndockPrivilege 4064 wmic.exe Token: SeManageVolumePrivilege 4064 wmic.exe Token: 33 4064 wmic.exe Token: 34 4064 wmic.exe Token: 35 4064 wmic.exe Token: 36 4064 wmic.exe Token: 33 4152 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 4152 AUDIODG.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2708 wrote to memory of 4064 2708 Maze.exe 99 PID 2708 wrote to memory of 4064 2708 Maze.exe 99 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\Maze.exe"C:\Users\Admin\AppData\Local\Temp\Maze.exe"1⤵
- Drops startup file
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2708 -
C:\Windows\system32\wbem\wmic.exe"C:\b\..\Windows\ktdfc\kkdf\vo\..\..\..\system32\oe\v\kpu\..\..\..\wbem\x\..\wmic.exe" shadowcopy delete2⤵
- Suspicious use of AdjustPrivilegeToken
PID:4064
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3712
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x4d8 0x2f41⤵
- Suspicious use of AdjustPrivilegeToken
PID:4152
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
10KB
MD51819973230520122dba69804be8c14bc
SHA184d5971f3575e580c3f8bffd041448e73a0d18ba
SHA2565987a88cd503d412e880f4ebdf6e07c94786e1924fe074ecf7c371db6ca298c5
SHA5127619a135b82da25576e657e947dd64413904b8d64e62ee5ba7d48fd0a357835408fabe7bd1e79b410b10e940dcc89565d36495364806f582a432b1a23ca5669f
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C:\Users\Admin\AppData\Roaming\Microsoft\Speech\Files\UserLexicons\SP_349C405094C6431E890E6F8799C6173C.dat
Filesize940B
MD5cb8807f98f5f50f980407181c2617c36
SHA1bb8381905d17489ad9cc7b5316d8eae8d7a421c3
SHA2562dfe9b78c91e0862d3203682c3a44ad49e6e426daacad1e61359d4ec62969a6b
SHA512217402a6cc5912e3751c4c08cb79de458a0257b27d451180d8bf1dcf0359552b50bdefb6fd1b69ef34dd241be25bad3ad1bfeb5362478433e8f127b4f654b386