6827d14360eef20e4f3e1935a896ffae85478a204bcb2e40ad7ea8e4ef08e00e

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
26-03-2024 10:18

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General

Target

deebdc98c7394419d6493a4226b56c7d.exe
Size

3.9MB
MD5

deebdc98c7394419d6493a4226b56c7d
SHA1

ff261c48c2da2cdfc88f79e53ca08127846ba87f
SHA256

6827d14360eef20e4f3e1935a896ffae85478a204bcb2e40ad7ea8e4ef08e00e
SHA512

4f12f352c0c2e9831f29211cd5bbcad5f83401d6760344b6e4585d0ff6fc4043874c2bb5d224b6ef9a2ff10be57bf4058133904eb10775d47eae08b5eb0af55f
SSDEEP

49152:fqiGrsqIumZFbF19liB3P56q3YjhBXxX02UlrtoCmoDPf3muri3r8wZ:fqi9JPZHlK8KYFBSJhDH3Hgr

Score

10^/10

ransomware spyware stealer

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0019-0409-0000-0000000FF1CE}-C\HOW TO RESTORE YOUR FILES.TXT

Ransom Note

Dear Management of BRON TAPES! We inform you that your network has undergone a penetration test, during which we encrypted your files and downloaded more than 1250 GB of your and your customers data, including: Confidentional documents Copy of some mailboxes Accounting SQL Servers Databases Databases backups Marketing data We understand that if this information gets to your clients or to media directly, it will cause reputational and financial damage to your business, which we wouldn't want, therefore, for our part, we guarantee that information about what happened will not get into the media (but we cannot guarantee this if you decide to turn to third-party companies for help or ignore this message). Important! Do not try to decrypt the files yourself or using third-party utilities. The only program that can decrypt them is our decryptor, which you can request from the contacts below. Any other program will only damage files in such a way that it will be impossible to restore them. You can get all the necessary evidence, discuss with us possible solutions to this problem and request a decryptor by using the contacts below. Please be advised that if we don't receive a response from you within 3 days, we reserve the right to publish files to the public. Contact me: [email protected] Additional ways to communicate in tox chat https://tox.chat/ contact our tox id: 7229828E766B9058D329B2B4BC0EDDD11612CBCCFA4811532CABC76ACF703074E0D1501F8418

Emails

[email protected]

URLs

https://tox.chat/

Signatures

Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1070.004

Inhibit System Recovery
T1490
Renames multiple (7787) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\HOW TO RESTORE YOUR FILES.TXT	deebdc98c7394419d6493a4226b56c7d.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

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Microsoft.Office.BusinessData.xml.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OutlookAutoDiscover\ROGERS.COM.XML	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\com.jrockit.mc.feature.rcp.zh_CN_5.5.0.165303\feature.properties.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.equinox.p2.core.feature_1.3.0.v20140523-0116\META-INF\ECLIPSE_.RSA.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jre7\lib\ext\zipfs.jar.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\lua\playlist\vocaroo.luac	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0281243.WMF.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Denver.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\EST5EDT	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\mn\LC_MESSAGES\vlc.mo	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0292248.WMF	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ADDINS\PMAILEXT.ECF.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\HH02312_.WMF.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolBMPs\PicturesToolIconImages.jpg.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsStyles\TexturedBlue.css.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File created	C:\Program Files (x86)\Microsoft Synchronization Services\ADO.NET\HOW TO RESTORE YOUR FILES.TXT	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jre7\lib\zi\Asia\Beirut	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jre7\lib\zi\Pacific\Nauru	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\MEDIA\CAGCAT10\J0199727.WMF.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\bg_Country.gif	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Manaus	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\ml\LC_MESSAGES\vlc.mo	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PAGESIZE\PGLBL078.XML.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0230558.WMF.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\PH03012U.BMP	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\BabyBlue.css	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jre7\lib\zi\America\Boa_Vista.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\ED00184_.WMF	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0382950.JPG.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\PUBSPAPR\PDIR41F.GIF	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsStyles\Adobe.css.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Font\CourierStd-Oblique.otf	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Recife.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-openide-modules.xml.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Linguistics\Providers\Proximity\11.00\usa03.ths	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0099173.WMF	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\MEDIA\OFFICE14\BULLETS\BD14754_.GIF.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Detroit	deebdc98c7394419d6493a4226b56c7d.exe
File created	C:\Program Files (x86)\Microsoft Office\Templates\HOW TO RESTORE YOUR FILES.TXT	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-options-keymap_ja.jar	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\ct.sym.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jre7\lib\zi\Africa\Bissau.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0282126.WMF	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\MEDIA\OFFICE14\BULLETS\BD14533_.GIF	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\MOR6INT.REST.IDX_DLL	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\FORMS\1033\APPT.CFG	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\db\lib\derbynet.jar	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\PE02278_.WMF.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\bg_OliveGreen.gif	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jre7\lib\zi\Asia\Pyongyang	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Templates\1033\ExecutiveMergeLetter.dotx.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\locale\org-netbeans-modules-profiler-utilities_ja.jar	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jre7\lib\currency.data.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0216570.WMF	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\PUBSPAPR\PDIR1B.GIF.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jre7\lib\zi\America\Glace_Bay.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\EN00242_.WMF.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0152702.WMF.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\Adobe.css.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PAGESIZE\PGLBL065.XML.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Templates\1033\FAX\UrbanFax.Dotx.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\messages_es.properties.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\sq\LC_MESSAGES\vlc.mo	deebdc98c7394419d6493a4226b56c7d.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\NA01468_.WMF.zdpnsa	deebdc98c7394419d6493a4226b56c7d.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
3012	sc.exe

Interacts with shadow copies 2 TTPs 1 IoCs

Shadow copies are often targeted by ransomware to inhibit system recovery.

ransomware

File Deletion

T1070.004

Inhibit System Recovery

T1490

pid	Process
1736	vssadmin.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeBackupPrivilege	2236	vssvc.exe
Token: SeRestorePrivilege	2236	vssvc.exe
Token: SeAuditPrivilege	2236	vssvc.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1124 wrote to memory of 2936	1124	deebdc98c7394419d6493a4226b56c7d.exe	28
PID 1124 wrote to memory of 2936	1124	deebdc98c7394419d6493a4226b56c7d.exe	28
PID 1124 wrote to memory of 2936	1124	deebdc98c7394419d6493a4226b56c7d.exe	28
PID 1124 wrote to memory of 2936	1124	deebdc98c7394419d6493a4226b56c7d.exe	28
PID 2936 wrote to memory of 3012	2936	cmd.exe	30
PID 2936 wrote to memory of 3012	2936	cmd.exe	30
PID 2936 wrote to memory of 3012	2936	cmd.exe	30
PID 2936 wrote to memory of 3012	2936	cmd.exe	30
PID 2936 wrote to memory of 2000	2936	cmd.exe	31
PID 2936 wrote to memory of 2000	2936	cmd.exe	31
PID 2936 wrote to memory of 2000	2936	cmd.exe	31
PID 2936 wrote to memory of 2000	2936	cmd.exe	31
PID 1124 wrote to memory of 2644	1124	deebdc98c7394419d6493a4226b56c7d.exe	32
PID 1124 wrote to memory of 2644	1124	deebdc98c7394419d6493a4226b56c7d.exe	32
PID 1124 wrote to memory of 2644	1124	deebdc98c7394419d6493a4226b56c7d.exe	32
PID 1124 wrote to memory of 2644	1124	deebdc98c7394419d6493a4226b56c7d.exe	32
PID 1124 wrote to memory of 1544	1124	deebdc98c7394419d6493a4226b56c7d.exe	37
PID 1124 wrote to memory of 1544	1124	deebdc98c7394419d6493a4226b56c7d.exe	37
PID 1124 wrote to memory of 1544	1124	deebdc98c7394419d6493a4226b56c7d.exe	37
PID 1124 wrote to memory of 1544	1124	deebdc98c7394419d6493a4226b56c7d.exe	37
PID 1544 wrote to memory of 1736	1544	cmd.exe	39
PID 1544 wrote to memory of 1736	1544	cmd.exe	39
PID 1544 wrote to memory of 1736	1544	cmd.exe	39
PID 1544 wrote to memory of 1736	1544	cmd.exe	39
PID 1124 wrote to memory of 3012	1124	deebdc98c7394419d6493a4226b56c7d.exe	42
PID 1124 wrote to memory of 3012	1124	deebdc98c7394419d6493a4226b56c7d.exe	42
PID 1124 wrote to memory of 3012	1124	deebdc98c7394419d6493a4226b56c7d.exe	42
PID 1124 wrote to memory of 3012	1124	deebdc98c7394419d6493a4226b56c7d.exe	42

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\deebdc98c7394419d6493a4226b56c7d.exe
"C:\Users\Admin\AppData\Local\Temp\deebdc98c7394419d6493a4226b56c7d.exe"
1⤵
- Drops startup file
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1124
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\yslcbhvgnftvtyirnust.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2936
- - C:\Windows\SysWOW64\sc.exe
    SC QUERY
    3⤵
    - Launches sc.exe
    PID:3012
- - C:\Windows\SysWOW64\findstr.exe
    FINDSTR SERVICE_NAME
    3⤵
    PID:2000
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\qaijvmuofm.bat
  2⤵
  PID:2644
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\fpofyjawwk.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1544
- - C:\Windows\SysWOW64\vssadmin.exe
    vssadmin delete shadows /all /quiet
    3⤵
    - Interacts with shadow copies
    PID:1736
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\sxlplvrbtpemhadaf.bat
  2⤵
  PID:3012

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact