Analysis Overview
SHA256
6a22220c0fe5f578da11ce22945b63d93172b75452996defdc2ff48756bde6af
Threat Level: Known bad
The file MazeRansomware.bin.exe was found to be: Known bad.
Malicious Activity Summary
Maze
Deletes shadow copies
Modifies extensions of user files
Windows Defender anti-emulation file check
Drops startup file
Reads user/profile data of web browsers
Drops file in Program Files directory
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Uses Volume Shadow Copy service COM API
MITRE ATT&CK Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-03-11 04:18
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2023-03-11 04:18
Reported
2023-03-11 04:20
Platform
win10v2004-20230220-en
Max time kernel
146s
Max time network
152s
Command Line
Signatures
Maze
Deletes shadow copies
Modifies extensions of user files
| Description | Indicator | Process | Target |
| File renamed | C:\Users\Admin\Pictures\BlockMove.png => C:\Users\Admin\Pictures\BlockMove.png.8Qp8M | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\FindAssert.png => C:\Users\Admin\Pictures\FindAssert.png.amvfo | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\GroupRestart.crw => C:\Users\Admin\Pictures\GroupRestart.crw.13rEE8 | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\RestartRename.tif => C:\Users\Admin\Pictures\RestartRename.tif.KLoxW7E | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\StopPop.tif => C:\Users\Admin\Pictures\StopPop.tif.4sMACFO | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
Windows Defender anti-emulation file check
| Description | Indicator | Process | Target |
| File opened (read-only) | C:\aaa_TouchMeNot_.txt | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\DECRYPT-FILES.txt | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\c3qdw7.tmp | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\DECRYPT-FILES.txt | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\c3qdw7.tmp | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
Reads user/profile data of web browsers
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files\GroupShow.docm | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\MeasureTrace.bin | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files (x86)\c3qdw7.tmp | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File created | C:\Program Files\DECRYPT-FILES.txt | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\AddCompare.wmv | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\MeasureRead.gif | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\OutPing.ps1 | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\SkipRename.MOD | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\TraceResume.png | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File created | C:\Program Files (x86)\DECRYPT-FILES.txt | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\ConfirmSelect.aifc | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\RenameGroup.ppt | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\AssertLimit.vssx | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\BackupGroup.jpg | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\FindUse.pdf | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\PingUse.i64 | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\FormatFind.asp | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\UnlockConnect.jpeg | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\InstallExport.css | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\InvokeCopy.mpeg | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\SaveMove.cfg | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\SyncCompress.odp | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\c3qdw7.tmp | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\ImportStep.ps1 | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\InstallCheckpoint.vbe | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\MountSuspend.vsw | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\SkipUnprotect.mpeg2 | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\TraceInstall.edrwx | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| File opened for modification | C:\Program Files\WriteDeny.vst | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeAuditPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 36 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 36 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1284 wrote to memory of 528 | N/A | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | C:\Windows\system32\wbem\wmic.exe |
| PID 1284 wrote to memory of 528 | N/A | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | C:\Windows\system32\wbem\wmic.exe |
Uses Volume Shadow Copy service COM API
Processes
C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe
"C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe"
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
C:\Windows\system32\wbem\wmic.exe
"C:\pw\..\Windows\chk\..\system32\wyxp\rolc\..\..\wbem\bhbd\grgvd\ttb\..\..\..\wmic.exe" shadowcopy delete
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 93.184.220.29:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 117.18.232.240:80 | tcp | |
| US | 117.18.232.240:80 | tcp | |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 117.18.232.240:80 | tcp | |
| US | 8.8.8.8:53 | 76.38.195.152.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| RU | 91.218.114.4:80 | tcp | |
| RU | 91.218.114.4:80 | tcp | |
| US | 8.8.8.8:53 | 234.238.32.23.in-addr.arpa | udp |
| FR | 40.79.141.153:443 | tcp | |
| RU | 91.218.114.4:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| US | 8.8.8.8:53 | 86.8.109.52.in-addr.arpa | udp |
| RU | 91.218.114.4:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| RU | 91.218.114.11:80 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 131.253.33.203:80 | tcp | |
| RU | 91.218.114.11:80 | tcp | |
| RU | 91.218.114.11:80 | tcp | |
| RU | 91.218.114.11:80 | tcp | |
| RU | 91.218.114.25:80 | tcp | |
| RU | 91.218.114.25:80 | tcp | |
| RU | 91.218.114.26:80 | tcp | |
| RU | 91.218.114.25:80 | tcp | |
| RU | 91.218.114.25:80 | tcp | |
| RU | 91.218.114.26:80 | tcp | |
| RU | 91.218.114.26:80 | tcp | |
| RU | 91.218.114.26:80 | tcp |
Files
memory/1284-133-0x0000000000E80000-0x0000000000EDD000-memory.dmp
memory/1284-137-0x0000000000E80000-0x0000000000EDD000-memory.dmp
memory/1284-139-0x0000000000E80000-0x0000000000EDD000-memory.dmp
memory/1284-143-0x0000000000E80000-0x0000000000EDD000-memory.dmp
C:\odt\DECRYPT-FILES.txt
| MD5 | 54210341759de7c5ee6eab041f06b60d |
| SHA1 | 1e2462511d44969eaf64cd328cd10c592abdfab6 |
| SHA256 | 7e61a42f9cd32dd68d257bfcc3c972de22d35c310c048d87f62d6b920237dd87 |
| SHA512 | d5062e5cb3804e6764d38d9fefb850d0add0f2f11b2ea4e44ed8899eeeb55e9ce34ada1d46e6097587d08e74c93484b7ca7c3401820462a9a31a68e4d558bb90 |
memory/1284-900-0x0000000000E80000-0x0000000000EDD000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-11 04:18
Reported
2023-03-11 04:20
Platform
win7-20230220-en
Max time kernel
27s
Max time network
30s
Command Line
Signatures
Windows Defender anti-emulation file check
| Description | Indicator | Process | Target |
| File opened (read-only) | C:\aaa_TouchMeNot_.txt | C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe
"C:\Users\Admin\AppData\Local\Temp\MazeRansomware.bin.exe"