Overview
overview
10Static
static
100811cf7c27...de.exe
windows7-x64
90dd0b31f05...24.exe
windows7-x64
71ad888606f...e0.exe
windows7-x64
31c77a07e45...95.exe
windows7-x64
1023f1c183af...bc.exe
windows7-x64
1038e891599d...90.exe
windows7-x64
103a13e092e9...db.exe
windows7-x64
43b9dabd99d...82.exe
windows7-x64
358fe9776f3...06.exe
windows7-x64
105ab93bd422...11.exe
windows7-x64
36b06c25fc6...43.exe
windows7-x64
106cc8001c9b...07.exe
windows7-x64
173ca5dd6d4...3f.exe
windows7-x64
107b931d48ea...f0.exe
windows7-x64
107d6892645b...0f.exe
windows7-x64
109036aeb570...7e.exe
windows7-x64
39b6289a8bf...2b.exe
windows7-x64
8acf2b76704...a7.exe
windows7-x64
3af2f191f8d...53.exe
windows7-x64
10cc7045d9fe...ab.dll
windows7-x64
10d1a6bd542d...a8.exe
windows7-x64
10efe947e0a8...69.exe
windows7-x64
10f13edd0b86...9f.exe
windows7-x64
10Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
27-11-2024 13:29
Behavioral task
behavioral1
Sample
0811cf7c2702af79720305f03bb4945d63bd4052d4d6df4aa4cf8e6418e5d9de.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
0dd0b31f05bd8036791494372275f393714ac18bae0f8d26a808387a0fcfe224.exe
Resource
win7-20241010-en
Behavioral task
behavioral3
Sample
1ad888606f448d0d04c37ba11348b4c7d06f22b1cb3e8c217a21a5674bf29ce0.exe
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
1c77a07e45b4f3e7f2b756c76df58a9d0f78785aa0f9e154074503398203c695.exe
Resource
win7-20240903-en
Behavioral task
behavioral5
Sample
23f1c183af6a0322746465beeb83e79c30ba8f497cd52d60e2ed544bb7b39ebc.exe
Resource
win7-20241010-en
Behavioral task
behavioral6
Sample
38e891599dad5b84356bad13b154ef7e26bb07aa651809a00369e52a54adc890.exe
Resource
win7-20240903-en
Behavioral task
behavioral7
Sample
3a13e092e9c857702ad930dbd32ff7e4819151b0eab88be26d0229d95a74b6db.exe
Resource
win7-20241023-en
Behavioral task
behavioral8
Sample
3b9dabd99dc58a5242616cb6d1d876bca3046119a9b150c7d7868bf02202ea82.exe
Resource
win7-20240903-en
Behavioral task
behavioral9
Sample
58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe
Resource
win7-20241010-en
Behavioral task
behavioral10
Sample
5ab93bd4225586706037be1870f84d4bd124b38df01f78de5648e3e0f30b8911.exe
Resource
win7-20240903-en
Behavioral task
behavioral11
Sample
6b06c25fc6181adf110e8109550698897836b5c429fe9b013b2e51a3abc05343.exe
Resource
win7-20240729-en
Behavioral task
behavioral12
Sample
6cc8001c9b61f55dc390743a9a6adfe2de01efd983f68599b288d39d3bfb7207.exe
Resource
win7-20240903-en
Behavioral task
behavioral13
Sample
73ca5dd6d49b4c296ee1304aaac2e5fde01156800b538354fd27366df5b9323f.exe
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
7b931d48eafa703a99ca7f104daf9a7343b6f1161d49073b86f5a4700864d3f0.exe
Resource
win7-20240903-en
Behavioral task
behavioral15
Sample
7d6892645bc5ba581b2fff986b3e9371dd7298bab6aac890c99f80c8b1d78f0f.exe
Resource
win7-20240708-en
Behavioral task
behavioral16
Sample
9036aeb570b22497c0f937e7edcef624800426011f0193a2b78c7f124e3a4c7e.exe
Resource
win7-20240903-en
Behavioral task
behavioral17
Sample
9b6289a8bf3eab91297cc6d01215b06f4d979a81656eb80bc0ae6d3b7e8b112b.exe
Resource
win7-20241010-en
Behavioral task
behavioral18
Sample
acf2b767040e546b689b4f1724569fd9992189ba2035654cfbf866b933e5b1a7.exe
Resource
win7-20241023-en
Behavioral task
behavioral19
Sample
af2f191f8d2199d74867e9b1b9071e677c91b24d529d17b83ff04d0f03098a53.exe
Resource
win7-20240729-en
Behavioral task
behavioral20
Sample
cc7045d9fe77c4aa4cb646d01fb4700008a34f58f49358d0b0b0997d21016aab.dll
Resource
win7-20240903-en
Behavioral task
behavioral21
Sample
d1a6bd542d3570297f37ef478a638a2c7e04645cfb66fef1abe8210aa41c48a8.exe
Resource
win7-20240903-en
Behavioral task
behavioral22
Sample
efe947e0a8842997d152af946ef0293a972cc11662f3c62a8461bc4a07427669.exe
Resource
win7-20240903-en
Behavioral task
behavioral23
Sample
f13edd0b86c095dfb681e8bf08d7df0d53d9fb4301f2ba65ae9706a0aaeefe9f.exe
Resource
win7-20240903-en
General
-
Target
58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe
-
Size
506KB
-
MD5
65cf08ffaf12e47de8cd37098aac5b33
-
SHA1
68f823b5572c628d5f8b5b0665ed7d54d85b443f
-
SHA256
58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806
-
SHA512
81850cc1cb702ea9833b5e1afd3c90b294969ea635b3dc6513c24fb6d88b38e6b7f47d39fc217cc645f70e7528b0eb08a1f9d29089b2792a30bbdbdaa1b0369c
-
SSDEEP
12288:ArrVAOlxCOHj4yyVgxhDOpAdvaiv/+24yX5dSwlK:ArZAzRyCaDPvbv/9Xa
Malware Config
Extracted
C:\$Recycle.Bin\DECRYPT-FILES.txt
maze
http://aoacugmutagkwctu.onion/87ca099f116e71cb
https://mazedecrypt.top/87ca099f116e71cb
Signatures
-
Maze
Ransomware family also known as ChaCha.
-
Maze family
-
Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
-
Credentials from Password Stores: Windows Credential Manager 1 TTPs
Suspicious access to Credentials History.
-
Drops startup file 4 IoCs
Processes:
58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exedescription ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\yukm3.tmp 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\DECRYPT-FILES.txt 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\yukm3.tmp 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\DECRYPT-FILES.txt 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.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
Processes:
58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\000.bmp" 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe -
Drops file in Program Files directory 37 IoCs
Processes:
58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exedescription ioc Process File opened for modification C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\Desktop\yukm3.tmp 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\ConfirmEnter.png 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\PublishProtect.dot 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\UseCheckpoint.html 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\ProtectRevoke.html 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\ResumeWatch.dxf 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\yukm3.tmp 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files (x86)\Microsoft SQL Server Compact Edition\yukm3.tmp 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\ExitSend.rar 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\FindPush.easmx 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\HideAssert.mpeg3 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\ReadAdd.odp 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File created C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\Desktop\DECRYPT-FILES.txt 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\SearchRename.ico 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\ShowReset.m4v 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File created C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\DECRYPT-FILES.txt 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files (x86)\yukm3.tmp 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File created C:\Program Files\DECRYPT-FILES.txt 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\ClearDisable.pps 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\RegisterPop.png 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File created C:\Program Files (x86)\DECRYPT-FILES.txt 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\ConvertFromSearch.7z 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\ShowCheckpoint.ico 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\UnlockGroup.docx 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\RemoveRegister.rtf 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\UndoBackup.3gp 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\UpdateRestart.xhtml 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\yukm3.tmp 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File created C:\Program Files (x86)\Microsoft SQL Server Compact Edition\DECRYPT-FILES.txt 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\ConvertFromUnlock.mp3 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\OpenMerge.MTS 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\ProtectTrace.DVR-MS 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\ExpandRestart.bmp 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\HideImport.dwfx 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\OutProtect.csv 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\ProtectRedo.temp 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe File opened for modification C:\Program Files\SubmitOpen.avi 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exeDllHost.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language DllHost.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exepid Process 1944 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe -
Suspicious use of AdjustPrivilegeToken 43 IoCs
Processes:
vssvc.exewmic.exedescription pid Process Token: SeBackupPrivilege 2504 vssvc.exe Token: SeRestorePrivilege 2504 vssvc.exe Token: SeAuditPrivilege 2504 vssvc.exe Token: SeIncreaseQuotaPrivilege 2284 wmic.exe Token: SeSecurityPrivilege 2284 wmic.exe Token: SeTakeOwnershipPrivilege 2284 wmic.exe Token: SeLoadDriverPrivilege 2284 wmic.exe Token: SeSystemProfilePrivilege 2284 wmic.exe Token: SeSystemtimePrivilege 2284 wmic.exe Token: SeProfSingleProcessPrivilege 2284 wmic.exe Token: SeIncBasePriorityPrivilege 2284 wmic.exe Token: SeCreatePagefilePrivilege 2284 wmic.exe Token: SeBackupPrivilege 2284 wmic.exe Token: SeRestorePrivilege 2284 wmic.exe Token: SeShutdownPrivilege 2284 wmic.exe Token: SeDebugPrivilege 2284 wmic.exe Token: SeSystemEnvironmentPrivilege 2284 wmic.exe Token: SeRemoteShutdownPrivilege 2284 wmic.exe Token: SeUndockPrivilege 2284 wmic.exe Token: SeManageVolumePrivilege 2284 wmic.exe Token: 33 2284 wmic.exe Token: 34 2284 wmic.exe Token: 35 2284 wmic.exe Token: SeIncreaseQuotaPrivilege 2284 wmic.exe Token: SeSecurityPrivilege 2284 wmic.exe Token: SeTakeOwnershipPrivilege 2284 wmic.exe Token: SeLoadDriverPrivilege 2284 wmic.exe Token: SeSystemProfilePrivilege 2284 wmic.exe Token: SeSystemtimePrivilege 2284 wmic.exe Token: SeProfSingleProcessPrivilege 2284 wmic.exe Token: SeIncBasePriorityPrivilege 2284 wmic.exe Token: SeCreatePagefilePrivilege 2284 wmic.exe Token: SeBackupPrivilege 2284 wmic.exe Token: SeRestorePrivilege 2284 wmic.exe Token: SeShutdownPrivilege 2284 wmic.exe Token: SeDebugPrivilege 2284 wmic.exe Token: SeSystemEnvironmentPrivilege 2284 wmic.exe Token: SeRemoteShutdownPrivilege 2284 wmic.exe Token: SeUndockPrivilege 2284 wmic.exe Token: SeManageVolumePrivilege 2284 wmic.exe Token: 33 2284 wmic.exe Token: 34 2284 wmic.exe Token: 35 2284 wmic.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exedescription pid Process procid_target PID 1944 wrote to memory of 2284 1944 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe 35 PID 1944 wrote to memory of 2284 1944 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe 35 PID 1944 wrote to memory of 2284 1944 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe 35 PID 1944 wrote to memory of 2284 1944 58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe 35 -
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\58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.exe"C:\Users\Admin\AppData\Local\Temp\58fe9776f33628fd965d1bcc442ec8dc5bfae0c648dcaec400f6090633484806.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:1944 -
C:\Windows\system32\wbem\wmic.exe"C:\mhon\pwy\..\..\Windows\t\geuq\hp\..\..\..\system32\xje\bclh\..\..\wbem\k\..\wmic.exe" shadowcopy delete2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2284
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2504
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C:\Windows\SysWOW64\DllHost.exeC:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}1⤵
- System Location Discovery: System Language Discovery
PID:1072
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
9KB
MD5a4c0ea55b205d2310c52619bd0989461
SHA120f280186567680f06bbf1213fdb499ddf1905d7
SHA256e391d98eb31baae05270d772dc53ad29d7374f211163d3ad1c65e4a71134ecc7
SHA512ab61791a99069dc3ae02a397f512daf97f2fd8896ab521663ff181a77803fa45436f60197d5831eb9285c2727aea8cc6af7749b0689da73cb9de9739a720e3d2
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C:\Users\Admin\AppData\Roaming\Microsoft\Speech\Files\UserLexicons\SP_E65C34E15C3D4F0099347C22CD1C680B.dat
Filesize940B
MD50243fe45926c6914ba60dd6e69af2d4b
SHA18f9740a3151f0e687bbae9ea53fb6d7360faa26d
SHA2563596d2c967473c6243e896e581b56b5992aa44795f7a56abdd1fc666c9c09642
SHA5129fd145cfcceba7eb72818900ed58b682bf978b451ad5900cb95d472843672a67917dd6f5372f613e66526473c3e7154b5cc685d5a855d0e10d2706e03f478a37