maze | 05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862

Analysis

max time kernel
147s
max time network
177s
platform
windows7_x64
resource
win7-en-20211208
submitted
16-02-2022 23:13

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General

Target

05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe
Size

391KB
MD5

e8e9272aace01bb4620601f1fe51e278
SHA1

21de9ba136a16e1929f7d50ee1b5bb8b30e85406
SHA256

05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862
SHA512

b292539a41236a51fafafcd62edab8f0118d2cccaf3bedd1c1f6faabb85b0257bf8abc04b47911538cb4afd0792d1cc9a25df0d7a3693950beb47edd4e8294bc

Score

10^/10

maze ransomware spyware stealer trojan

Malware Config

Extracted

Path

C:\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 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:

05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe

description	ioc	Process
File renamed	C:\Users\Admin\Pictures\RequestCopy.png => C:\Users\Admin\Pictures\RequestCopy.png.ccgG0W	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe
File renamed	C:\Users\Admin\Pictures\SyncRead.raw => C:\Users\Admin\Pictures\SyncRead.raw.ccgG0W	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe
File renamed	C:\Users\Admin\Pictures\ExpandUnpublish.tif => C:\Users\Admin\Pictures\ExpandUnpublish.tif.o4ImHj	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe
File renamed	C:\Users\Admin\Pictures\NewConnect.png => C:\Users\Admin\Pictures\NewConnect.png.o4ImHj	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe

Drops startup file 2 IoCs

Processes:

05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\DECRYPT-FILES.html	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\grxkkprlo.dat	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.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
T1081

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\123456789.bmp"	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe

pid	Process
964	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

wmic.exevssvc.exewmic.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	660	wmic.exe
Token: SeSecurityPrivilege	660	wmic.exe
Token: SeTakeOwnershipPrivilege	660	wmic.exe
Token: SeLoadDriverPrivilege	660	wmic.exe
Token: SeSystemProfilePrivilege	660	wmic.exe
Token: SeSystemtimePrivilege	660	wmic.exe
Token: SeProfSingleProcessPrivilege	660	wmic.exe
Token: SeIncBasePriorityPrivilege	660	wmic.exe
Token: SeCreatePagefilePrivilege	660	wmic.exe
Token: SeBackupPrivilege	660	wmic.exe
Token: SeRestorePrivilege	660	wmic.exe
Token: SeShutdownPrivilege	660	wmic.exe
Token: SeDebugPrivilege	660	wmic.exe
Token: SeSystemEnvironmentPrivilege	660	wmic.exe
Token: SeRemoteShutdownPrivilege	660	wmic.exe
Token: SeUndockPrivilege	660	wmic.exe
Token: SeManageVolumePrivilege	660	wmic.exe
Token: 33	660	wmic.exe
Token: 34	660	wmic.exe
Token: 35	660	wmic.exe
Token: SeIncreaseQuotaPrivilege	660	wmic.exe
Token: SeSecurityPrivilege	660	wmic.exe
Token: SeTakeOwnershipPrivilege	660	wmic.exe
Token: SeLoadDriverPrivilege	660	wmic.exe
Token: SeSystemProfilePrivilege	660	wmic.exe
Token: SeSystemtimePrivilege	660	wmic.exe
Token: SeProfSingleProcessPrivilege	660	wmic.exe
Token: SeIncBasePriorityPrivilege	660	wmic.exe
Token: SeCreatePagefilePrivilege	660	wmic.exe
Token: SeBackupPrivilege	660	wmic.exe
Token: SeRestorePrivilege	660	wmic.exe
Token: SeShutdownPrivilege	660	wmic.exe
Token: SeDebugPrivilege	660	wmic.exe
Token: SeSystemEnvironmentPrivilege	660	wmic.exe
Token: SeRemoteShutdownPrivilege	660	wmic.exe
Token: SeUndockPrivilege	660	wmic.exe
Token: SeManageVolumePrivilege	660	wmic.exe
Token: 33	660	wmic.exe
Token: 34	660	wmic.exe
Token: 35	660	wmic.exe
Token: SeBackupPrivilege	1480	vssvc.exe
Token: SeRestorePrivilege	1480	vssvc.exe
Token: SeAuditPrivilege	1480	vssvc.exe
Token: SeIncreaseQuotaPrivilege	1096	wmic.exe
Token: SeSecurityPrivilege	1096	wmic.exe
Token: SeTakeOwnershipPrivilege	1096	wmic.exe
Token: SeLoadDriverPrivilege	1096	wmic.exe
Token: SeSystemProfilePrivilege	1096	wmic.exe
Token: SeSystemtimePrivilege	1096	wmic.exe
Token: SeProfSingleProcessPrivilege	1096	wmic.exe
Token: SeIncBasePriorityPrivilege	1096	wmic.exe
Token: SeCreatePagefilePrivilege	1096	wmic.exe
Token: SeBackupPrivilege	1096	wmic.exe
Token: SeRestorePrivilege	1096	wmic.exe
Token: SeShutdownPrivilege	1096	wmic.exe
Token: SeDebugPrivilege	1096	wmic.exe
Token: SeSystemEnvironmentPrivilege	1096	wmic.exe
Token: SeRemoteShutdownPrivilege	1096	wmic.exe
Token: SeUndockPrivilege	1096	wmic.exe
Token: SeManageVolumePrivilege	1096	wmic.exe
Token: 33	1096	wmic.exe
Token: 34	1096	wmic.exe
Token: 35	1096	wmic.exe
Token: SeIncreaseQuotaPrivilege	1096	wmic.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe

description	pid	Process	procid_target
PID 964 wrote to memory of 660	964	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe	27
PID 964 wrote to memory of 660	964	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe	27
PID 964 wrote to memory of 660	964	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe	27
PID 964 wrote to memory of 660	964	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe	27
PID 964 wrote to memory of 1096	964	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe	37
PID 964 wrote to memory of 1096	964	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe	37
PID 964 wrote to memory of 1096	964	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe	37
PID 964 wrote to memory of 1096	964	05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe	37

C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe
"C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe"
1⤵
- Modifies extensions of user files
- Drops startup file
- Sets desktop wallpaper using registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:964
- C:\Windows\system32\wbem\wmic.exe
  "C:\are\..\Windows\qn\rd\..\..\system32\psbxf\rnew\fb\..\..\..\wbem\xkhb\..\wmic.exe" shadowcopy delete
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:660
- C:\Windows\system32\wbem\wmic.exe
  "C:\vno\fh\..\..\Windows\rcfk\bkg\..\..\system32\spn\bwj\..\..\wbem\sjv\cyib\hws\..\..\..\wmic.exe" shadowcopy delete
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1096

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1480

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

Replay Monitor

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Downloads

memory/964-54-0x0000000075341000-0x0000000075343000-memory.dmp

Filesize
8KB

Download