General
Target
Filesize
Completed
Task
8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe
5MB
03-11-2021 14:01
behavioral2
Score
10/10
MD5
SHA1
SHA256
SHA256
6bd9bcccf3b918b5b1b7d554f82c2fdf
06cadd71039666315102aa5e46f52c45bec453a8
8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac
c74a0c90f5c6e1f99f1aad0729b2fdb22e616d3070dca0852bc7f2c12b30703206f7bf171ef9e19807d7e9a9788cbc8416fb142fbdcd3625bc22c42acb73b176
Malware Config
Extracted
| Path | \??\Z:\WRLMMTHME.README.txt |
| Family | blackmatter |
| Ransom Note |
~+
* +
' BLACK |
() .-.,='``'=. - o -
'=/_ \ |
* | '=._ |
\ `=./`, '
. '=.__.=' `=' *
+ Matter +
O * ' .
>>> What happens?
Your network is encrypted, and currently not operational.
We need only money, after payment we will give you a decryptor for the entire network and you will restore all the data.
>>> What data stolen?
From your network was stolen 50 GB of data.
If you do not contact us we will publish all your data in our blog and will send it to the biggest mass media.
Blog post link: %BLOG_URL%
>>> What guarantees?
We are not a politically motivated group and we do not need anything other than your money.
If you pay, we will provide you the programs for decryption and we will delete your data.
If we do not give you decrypters or we do not delete your data, no one will pay us in the future, this does not comply with our goals.
We always keep our promises.
>> How to contact with us?
1. Download and install TOR Browser (https://www.torproject.org/).
2. Open http://supp24maprinktc7uizgfyqhisx7lkszb6ogh6lwdzpac23w3mh4tvyd.onion/LEOYRMQLSRHFGFGYWF2T5
>> Warning! Recovery recommendations.
We strongly recommend you to do not MODIFY or REPAIR your files, that will damage them.
|
| URLs |
http://supp24maprinktc7uizgfyqhisx7lkszb6ogh6lwdzpac23w3mh4tvyd.onion/LEOYRMQLSRHFGFGYWF2T5 |
Extracted
| Family | blackmatter |
| Version | 2.0 |
| Botnet | 5791ae39aeab40b5e8e33d8dce465877 |
| Attributes |
attempt_auth false
create_mutex true
encrypt_network_shares true
exfiltrate false
mount_volumes true |
| rsa_pubkey.base64 |
|
| aes.base64 |
|
Signatures 12
Filter: none
Defense Evasion
Discovery
Impact
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BlackMatter Ransomware
Description
BlackMatter ransomware group claims to be Darkside and REvil succesor.
Tags
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suricata: ET MALWARE BlackMatter CnC Activity
Description
suricata: ET MALWARE BlackMatter CnC Activity
Tags
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suricata: ET MALWARE BlackMatter CnC Domain in DNS Lookup (mojobiden .com)
Description
suricata: ET MALWARE BlackMatter CnC Domain in DNS Lookup (mojobiden .com)
Tags
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suricata: ET MALWARE BlackMatter CnC Domain in DNS Lookup (nowautomation .com)
Description
suricata: ET MALWARE BlackMatter CnC Domain in DNS Lookup (nowautomation .com)
Tags
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Modifies extensions of user files8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe
Description
Ransomware generally changes the extension on encrypted files.
Tags
Reported IOCs
description ioc process File renamed C:\Users\Admin\Pictures\SelectReset.tiff => C:\Users\Admin\Pictures\SelectReset.tiff.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\SplitStop.png.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\StepRequest.tiff 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\SubmitInstall.crw.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\WriteExit.raw.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\CloseUnpublish.tif.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File renamed C:\Users\Admin\Pictures\GroupBackup.raw => C:\Users\Admin\Pictures\GroupBackup.raw.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File renamed C:\Users\Admin\Pictures\RegisterLock.tiff => C:\Users\Admin\Pictures\RegisterLock.tiff.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\SelectReset.tiff.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File renamed C:\Users\Admin\Pictures\SplitStop.png => C:\Users\Admin\Pictures\SplitStop.png.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File renamed C:\Users\Admin\Pictures\ClearEnable.tiff => C:\Users\Admin\Pictures\ClearEnable.tiff.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File renamed C:\Users\Admin\Pictures\LimitImport.tif => C:\Users\Admin\Pictures\LimitImport.tif.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File renamed C:\Users\Admin\Pictures\SubmitInstall.crw => C:\Users\Admin\Pictures\SubmitInstall.crw.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File renamed C:\Users\Admin\Pictures\WriteExit.raw => C:\Users\Admin\Pictures\WriteExit.raw.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\ApproveEnter.png.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File renamed C:\Users\Admin\Pictures\StepRequest.tiff => C:\Users\Admin\Pictures\StepRequest.tiff.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File renamed C:\Users\Admin\Pictures\ApproveEnter.png => C:\Users\Admin\Pictures\ApproveEnter.png.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File renamed C:\Users\Admin\Pictures\InstallTest.raw => C:\Users\Admin\Pictures\InstallTest.raw.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\RegisterLock.tiff.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File renamed C:\Users\Admin\Pictures\ResolveTrace.crw => C:\Users\Admin\Pictures\ResolveTrace.crw.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\GroupBackup.raw.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\RegisterLock.tiff 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\ResolveTrace.crw.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\SelectReset.tiff 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\SplitWrite.raw.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File renamed C:\Users\Admin\Pictures\CloseUnpublish.tif => C:\Users\Admin\Pictures\CloseUnpublish.tif.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\InstallTest.raw.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File renamed C:\Users\Admin\Pictures\SplitWrite.raw => C:\Users\Admin\Pictures\SplitWrite.raw.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\ClearEnable.tiff 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\ClearEnable.tiff.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\LimitImport.tif.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe File opened for modification C:\Users\Admin\Pictures\StepRequest.tiff.WRLMMTHME 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe -
VMProtect packed file
Description
Detects executables packed with VMProtect commercial packer.
Tags
Reported IOCs
resource yara_rule behavioral2/memory/1200-119-0x0000000000FA0000-0x0000000001833000-memory.dmp vmprotect -
Enumerates connected drives8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe
Description
Attempts to read the root path of hard drives other than the default C: drive.
TTPs
Reported IOCs
description ioc process File opened (read-only) \??\Z: 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe -
Sets desktop wallpaper using registry8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe
Tags
TTPs
Reported IOCs
description ioc process Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\WRLMMTHME.bmp" 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\WRLMMTHME.bmp" 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe
Reported IOCs
pid process 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe -
Modifies Control Panel8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe
Tags
Reported IOCs
description ioc process Key created \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Control Panel\Desktop 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Control Panel\Desktop\WallpaperStyle = "10" 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Key created \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Control Panel\International 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe -
Suspicious behavior: EnumeratesProcesses8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe
Reported IOCs
pid process 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe -
Suspicious use of AdjustPrivilegeToken8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exevssvc.exe
Reported IOCs
description pid process Token: SeBackupPrivilege 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Token: SeDebugPrivilege 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Token: 36 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Token: SeImpersonatePrivilege 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Token: SeIncBasePriorityPrivilege 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Token: SeIncreaseQuotaPrivilege 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Token: 33 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Token: SeManageVolumePrivilege 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Token: SeProfSingleProcessPrivilege 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Token: SeRestorePrivilege 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Token: SeSecurityPrivilege 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Token: SeSystemProfilePrivilege 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Token: SeTakeOwnershipPrivilege 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Token: SeShutdownPrivilege 1200 8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe Token: SeBackupPrivilege 352 vssvc.exe Token: SeRestorePrivilege 352 vssvc.exe Token: SeAuditPrivilege 352 vssvc.exe
Processes 2
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C:\Users\Admin\AppData\Local\Temp\8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exePID:1200"C:\Users\Admin\AppData\Local\Temp\8323fdfda08300c691d330badec2607ea050cc10ee39934faeebedf3877df3ac.exe"Modifies extensions of user filesEnumerates connected drivesSets desktop wallpaper using registrySuspicious use of NtSetInformationThreadHideFromDebuggerModifies Control PanelSuspicious behavior: EnumeratesProcessesSuspicious use of AdjustPrivilegeToken
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C:\Windows\system32\vssvc.exePID:352C:\Windows\system32\vssvc.exeSuspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Collection
Command and Control
Credential Access
Defense Evasion
Execution
Exfiltration
Impact
Initial Access
Lateral Movement
Persistence
Privilege Escalation
Replay Monitor
00:00
00:00
Downloads
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memory/1200-119-0x0000000000FA0000-0x0000000001833000-memory.dmp
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memory/1200-121-0x0000000000BE0000-0x0000000000BE1000-memory.dmp
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memory/1200-122-0x00000000036F3000-0x00000000036F5000-memory.dmp
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memory/1200-123-0x00000000036F0000-0x00000000036F1000-memory.dmp
Title
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