maze | a9524de985a3ecc43e11dd7c051a4bbfe08c3d71cde98ea9bb6ea7f32c0cb174

General

Target

1.exe
Size

447KB
MD5

9823800f063a1d4ee7a749961db7540f
SHA1

9d2917a668b30ba9f6b3e7a3316553791eb1c052
SHA256

a9524de985a3ecc43e11dd7c051a4bbfe08c3d71cde98ea9bb6ea7f32c0cb174
SHA512

c48624e32dba7f08ce0ca8267e541b123c6a9bf848b81d9e62f7fc4bec9b8ed801a6204ffaece4decf0d31bf2595867ff6f8c0b176e366848b61145cc585e41e
SSDEEP

12288:Yn+KS3UINuBGCz0SxWUNmH2o8PXwU9Eq7zKloxTwRtjauqCXy3X:Y+FUKWAHNqXwUlzD9w7PqCin

Score

10^/10

maze defense_evasion execution impact ransomware spyware stealer trojan

Malware Config

Extracted

Path

C:\Users\DECRYPT-FILES.html

Ransom Note

<html> <head> <script> function CopyToClipboard(containerid) { if (document.selection) { var range = document.body.createTextRange(); range.moveToElementText(document.getElementById(containerid)); range.select().createTextRange(); document.execCommand("copy"); } else if (window.getSelection) { var range = document.createRange(); range.selectNode(document.getElementById(containerid)); window.getSelection().addRange(range); document.execCommand("copy"); alert("Base64 copied into the clipboard!") } } </script> <style> html{ margin:0; padding:0; width:100%; height:100%; } body { background: #000080; color: #ececec; font-family: Consolas }; .tooltip { position: relative; display: inline-block; border-bottom: 1px dotted black; } .tooltip .tooltiptext { visibility: hidden; width: 120px; background-color: #555; color: #fff; text-align: center; border-radius: 6px; padding: 5px 0; position: absolute; z-index: 1; bottom: 125%; left: 50%; margin-left: -60px; opacity: 0; transition: opacity 0.3s; } .tooltip .tooltiptext::after { content: ""; position: absolute; top: 100%; left: 50%; margin-left: -5px; border-width: 5px; border-style: solid; border-color: #555 transparent transparent transparent; } .tooltip:hover .tooltiptext { visibility: visible; opacity: 1; } p#base64{ -ms-word-break: break-all; word-break: break-all; -webkit-hyphens: auto; -moz-hyphens: auto; -ms-hyphens: auto; hyphens: auto; } p#base64:hover{ cursor: hand; } </style> </head> <body> <table style="position: absolute;" width="100%"> <tr> <td style="width: 25%;"> <span class="left" style="font-size: 14px; font-weight: bold">CODE: <br>------ <br>00000 00000 <br>00000 00000 <br>00000 00000 <br>00000 00000 <br>00000 00000 <br>00000 00000 <br>00000 00000 <br>00000 00000 </span> </td> <td style="width: 50%;"> <div style="text-align: center; font-size: 20px;"> <p><s>0010 SYSTEM FAILURE 0010</s></p> <p>*********************************************************************************************************************</p> <p>Attention! Your documents, photos, databases, and other important files have been encrypted!</p> <p>*********************************************************************************************************************</p> <br> </div> <div style="text-align: center; font-size: 18px;"> <p>The only way to decrypt your files, is to buy the private key from us.</p> <p>You can decrypt one of your files for free, as a proof that we have the method to decrypt the rest of your data.</p> <p>In order to receive the private key contact us via email: <br> <b>[email protected]</b> </p> <p>Remember to hurry up, as your email address may not be avaliable for very long.<br>Buying the key immediatly will guarantee that 100% of your files will be restored.</p> <p>Below you will see a big base64 blob, you will need to email us and copy this blob to us.<br>you can click on it, and it will be copied into the clipboard.</p> <p>If you have troubles copying it, just send us the file you are currently reading, as an attachment.</p> <br> <p>Base64: </p> </div><div style="text-align: center; font-size: 12px;"><p id="base64" onclick="return CopyToClipboard('base64')" class="tooltip">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<span class="tooltiptext">Click here to copy</span></p></div></td><td style="width: 25%; text-align: right;"><span class="right" style="font-size: 14px; font-weight: bold">IMMINENT SHUTDOWN:<br>------<br>00000 00000 0 00<br>00000 00000 0 00<br>00000 00000 0 00<br>00000 00000 0 00<br>00000 00000 0 00<br>00000 00000 0 00<br>00000 00000 0 00<br>00000 00000 0 00</span></td></tr></table></body></html>

Emails

<b>[email protected]</b>

Signatures

Maze
Ransomware family also known as ChaCha.
trojan ransomware maze
Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware defense_evasion impact execution

File Deletion
T1070.004

Inhibit System Recovery
T1490

Windows Management Instrumentation
T1047

Drops startup file 4 IoCs

Processes:

1.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\DECRYPT-FILES.html	1.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\03m9b7.dat	1.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\DECRYPT-FILES.html	1.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\03m9b7.dat	1.exe

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

Data from Local System
T1005

Credentials In Files
T1552.001

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

1.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\123456789.bmp"	1.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

1.exe

pid process

3404 1.exe
3404 1.exe

pid	process
3404	1.exe
3404	1.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

wmic.exevssvc.exewmic.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	4976	wmic.exe
Token: SeSecurityPrivilege	4976	wmic.exe
Token: SeTakeOwnershipPrivilege	4976	wmic.exe
Token: SeLoadDriverPrivilege	4976	wmic.exe
Token: SeSystemProfilePrivilege	4976	wmic.exe
Token: SeSystemtimePrivilege	4976	wmic.exe
Token: SeProfSingleProcessPrivilege	4976	wmic.exe
Token: SeIncBasePriorityPrivilege	4976	wmic.exe
Token: SeCreatePagefilePrivilege	4976	wmic.exe
Token: SeBackupPrivilege	4976	wmic.exe
Token: SeRestorePrivilege	4976	wmic.exe
Token: SeShutdownPrivilege	4976	wmic.exe
Token: SeDebugPrivilege	4976	wmic.exe
Token: SeSystemEnvironmentPrivilege	4976	wmic.exe
Token: SeRemoteShutdownPrivilege	4976	wmic.exe
Token: SeUndockPrivilege	4976	wmic.exe
Token: SeManageVolumePrivilege	4976	wmic.exe
Token: 33	4976	wmic.exe
Token: 34	4976	wmic.exe
Token: 35	4976	wmic.exe
Token: 36	4976	wmic.exe
Token: SeIncreaseQuotaPrivilege	4976	wmic.exe
Token: SeSecurityPrivilege	4976	wmic.exe
Token: SeTakeOwnershipPrivilege	4976	wmic.exe
Token: SeLoadDriverPrivilege	4976	wmic.exe
Token: SeSystemProfilePrivilege	4976	wmic.exe
Token: SeSystemtimePrivilege	4976	wmic.exe
Token: SeProfSingleProcessPrivilege	4976	wmic.exe
Token: SeIncBasePriorityPrivilege	4976	wmic.exe
Token: SeCreatePagefilePrivilege	4976	wmic.exe
Token: SeBackupPrivilege	4976	wmic.exe
Token: SeRestorePrivilege	4976	wmic.exe
Token: SeShutdownPrivilege	4976	wmic.exe
Token: SeDebugPrivilege	4976	wmic.exe
Token: SeSystemEnvironmentPrivilege	4976	wmic.exe
Token: SeRemoteShutdownPrivilege	4976	wmic.exe
Token: SeUndockPrivilege	4976	wmic.exe
Token: SeManageVolumePrivilege	4976	wmic.exe
Token: 33	4976	wmic.exe
Token: 34	4976	wmic.exe
Token: 35	4976	wmic.exe
Token: 36	4976	wmic.exe
Token: SeBackupPrivilege	4640	vssvc.exe
Token: SeRestorePrivilege	4640	vssvc.exe
Token: SeAuditPrivilege	4640	vssvc.exe
Token: SeIncreaseQuotaPrivilege	3924	wmic.exe
Token: SeSecurityPrivilege	3924	wmic.exe
Token: SeTakeOwnershipPrivilege	3924	wmic.exe
Token: SeLoadDriverPrivilege	3924	wmic.exe
Token: SeSystemProfilePrivilege	3924	wmic.exe
Token: SeSystemtimePrivilege	3924	wmic.exe
Token: SeProfSingleProcessPrivilege	3924	wmic.exe
Token: SeIncBasePriorityPrivilege	3924	wmic.exe
Token: SeCreatePagefilePrivilege	3924	wmic.exe
Token: SeBackupPrivilege	3924	wmic.exe
Token: SeRestorePrivilege	3924	wmic.exe
Token: SeShutdownPrivilege	3924	wmic.exe
Token: SeDebugPrivilege	3924	wmic.exe
Token: SeSystemEnvironmentPrivilege	3924	wmic.exe
Token: SeRemoteShutdownPrivilege	3924	wmic.exe
Token: SeUndockPrivilege	3924	wmic.exe
Token: SeManageVolumePrivilege	3924	wmic.exe
Token: 33	3924	wmic.exe
Token: 34	3924	wmic.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

1.exe

description	pid	process	target process
PID 3404 wrote to memory of 4976	3404	1.exe	wmic.exe
PID 3404 wrote to memory of 4976	3404	1.exe	wmic.exe
PID 3404 wrote to memory of 3924	3404	1.exe	wmic.exe
PID 3404 wrote to memory of 3924	3404	1.exe	wmic.exe

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\1.exe
"C:\Users\Admin\AppData\Local\Temp\1.exe"
1⤵
- Drops startup file
- Sets desktop wallpaper using registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3404
- C:\Windows\system32\wbem\wmic.exe
  "C:\fo\..\Windows\kjmpu\..\system32\henc\k\..\..\wbem\c\q\..\..\wmic.exe" shadowcopy delete
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4976
- C:\Windows\system32\wbem\wmic.exe
  "C:\lwh\l\h\..\..\..\Windows\law\bmev\..\..\system32\ctw\..\wbem\jy\..\wmic.exe" shadowcopy delete
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3924

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4640

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x340 0x33c
1⤵
PID:4820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Windows Management Instrumentation

1

T1047

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

1

T1070

File Deletion

Modify Registry

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Defacement

1

T1491

Inhibit System Recovery

1

T1490

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Speech\Files\UserLexicons\SP_6E2CF7E8D7C6456AAF4CDEBB49446A31.dat

Filesize
940B

MD5
e6896275c24ce6ee96428b260b2e1f49

SHA1
3fdb0f99e453e843040d035a0335d53b96dff482

SHA256
9810631d516652d194e02b73caa693a2f96f2cb2f0832690dc3b7c898e8e608f

SHA512
1a6525c1991faa44f06f3269409dbc2a9de40ad76c77c96d8c3027bd54f064dc302934f27b876579057555192a6315f7d8236fc3a80f7a9078f02a670f44bfbc

Download Submit
C:\Users\DECRYPT-FILES.html

Filesize
6KB

MD5
f3a004037a99a158411eb8aa6a6e4e0c

SHA1
cac1390b911f96283d1e8478f3b246fc54699811

SHA256
11bf3cb866b3fd442353a0c240c7cfb8ab82a0a90574729606e7d35db8e96753

SHA512
8ab651df876074754b577babbc6323f7bddbc2d172617975bd57b7768328ba61e397f609bc96dc551f1dc63f1e80e592fa8cba3d93fd34f9a4d3c5a93864633c

Download Submit
memory/3404-0-0x00000000015C0000-0x0000000001619000-memory.dmp

Filesize
356KB

Download
memory/3404-5-0x0000000001820000-0x000000000187A000-memory.dmp

Filesize
360KB

Download
memory/3404-2-0x0000000001820000-0x000000000187A000-memory.dmp

Filesize
360KB

Download
memory/3404-9-0x0000000001820000-0x000000000187A000-memory.dmp

Filesize
360KB

Download
memory/3404-14-0x0000000001820000-0x000000000187A000-memory.dmp

Filesize
360KB

Download
memory/3404-5410-0x0000000001820000-0x000000000187A000-memory.dmp

Filesize
360KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads