Analysis
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max time kernel
267s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
26-09-2022 18:01
Static task
static1
Behavioral task
behavioral1
Sample
9272022_diav1.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
9272022_diav1.exe
Resource
win10v2004-20220901-en
General
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Target
9272022_diav1.exe
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Size
227KB
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MD5
2f62c5385dc49b91f5bd5e2a42f75fe6
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SHA1
fdfdfacde0b898d13b01b1ab95d09d55196a13f5
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SHA256
28b3ecf298a47f0e3db76f087e056f30736dab5a0d0a367cb48651897fa617d7
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SHA512
45aa5c281ab9d0e5c01b8da10a96416b2d01f0d57662ccbc1394b8f0dea1baa9d349675bd58a069e6ad005bf7601452bba17edefdb8f309c9bcc909d2364b351
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SSDEEP
3072:v+HwIahsiDzTvGvJTkwEluO9GYSFR8HenNGmeu9+hvwG:GHZs/LeJTkz0YGYSz1n1id
Malware Config
Extracted
C:\$Recycle.Bin\S-1-5-21-4063495947-34355257-727531523-1000\WARNING.TXT
https://www.zscaler.com/resources/security-terms-glossary/what-is-double-extortion-ransomware
https://7ypnbv3snejqmgce4kbewwvym4cm5j6lkzf2hra2hyhtsvwjaxwipkyd.onion/
Signatures
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies extensions of user files 13 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
9272022_diav1.exedescription ioc process File opened for modification \??\c:\users\admin\pictures\showconvertto.tiff 9272022_diav1.exe File renamed C:\Users\Admin\Pictures\RegisterPublish.png => \??\c:\users\admin\pictures\registerpublish.png.bully 9272022_diav1.exe File renamed C:\Users\Admin\Pictures\ResolveEdit.crw => \??\c:\users\admin\pictures\resolveedit.crw.bully 9272022_diav1.exe File renamed C:\Users\Admin\Pictures\ShowRequest.png => \??\c:\users\admin\pictures\showrequest.png.bully 9272022_diav1.exe File renamed C:\Users\Admin\Pictures\SwitchPush.png => \??\c:\users\admin\pictures\switchpush.png.bully 9272022_diav1.exe File opened for modification \??\c:\users\admin\pictures\searchenable.tiff 9272022_diav1.exe File renamed C:\Users\Admin\Pictures\NewRestore.raw => \??\c:\users\admin\pictures\newrestore.raw.bully 9272022_diav1.exe File renamed C:\Users\Admin\Pictures\InstallClose.raw => \??\c:\users\admin\pictures\installclose.raw.bully 9272022_diav1.exe File renamed C:\Users\Admin\Pictures\PopRepair.raw => \??\c:\users\admin\pictures\poprepair.raw.bully 9272022_diav1.exe File renamed C:\Users\Admin\Pictures\SearchEnable.tiff => \??\c:\users\admin\pictures\searchenable.tiff.bully 9272022_diav1.exe File renamed C:\Users\Admin\Pictures\ShowConvertTo.tiff => \??\c:\users\admin\pictures\showconvertto.tiff.bully 9272022_diav1.exe File renamed C:\Users\Admin\Pictures\SyncBackup.crw => \??\c:\users\admin\pictures\syncbackup.crw.bully 9272022_diav1.exe File renamed C:\Users\Admin\Pictures\UnlockUnblock.raw => \??\c:\users\admin\pictures\unlockunblock.raw.bully 9272022_diav1.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1268 cmd.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops desktop.ini file(s) 2 IoCs
Processes:
9272022_diav1.exedescription ioc process File opened for modification \??\c:\users\admin\desktop\desktop.ini 9272022_diav1.exe File opened for modification \??\c:\users\public\desktop\desktop.ini 9272022_diav1.exe -
Drops file in Program Files directory 64 IoCs
Processes:
9272022_diav1.exedescription ioc process File opened for modification \??\c:\program files\mozilla firefox\browser\features\webcompat-reporter@mozilla.org.xpi 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\common files\microsoft shared\themes14\quad\quad.elm 9272022_diav1.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\THEMES14\SONORA\WARNING.TXT 9272022_diav1.exe File opened for modification \??\c:\program files\java\jdk1.7.0_80\jre\lib\zi\europe\lisbon 9272022_diav1.exe File opened for modification \??\c:\program files\windows sidebar\gadgets\slideshow.gadget\images\next_rest.png 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\media\office14\autoshap\bd18203_.wmf 9272022_diav1.exe File opened for modification \??\c:\program files\common files\microsoft shared\ink\ja-jp\inkwatson.exe.mui 9272022_diav1.exe File opened for modification \??\c:\program files\dvd maker\shared\dvdstyles\travel\passport_mask_right.png 9272022_diav1.exe File opened for modification \??\c:\program files\java\jdk1.7.0_80\jre\lib\net.properties 9272022_diav1.exe File opened for modification \??\c:\program files\windows sidebar\gadgets\cpu.gadget\images\dial_sml.png 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\office14\groove\tooldata\groove.net\grooveforms4\form.js 9272022_diav1.exe File opened for modification \??\c:\program files\java\jre7\lib\zi\etc\gmt+12 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\adobe\reader 9.0\reader\legal\enu\eula.ini 9272022_diav1.exe File opened for modification C:\Program Files\DVD Maker\es-ES\WARNING.TXT 9272022_diav1.exe File opened for modification C:\Program Files\Microsoft Games\Minesweeper\es-ES\WARNING.TXT 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\common files\microsoft shared\themes14\deepblue\deepblue.elm 9272022_diav1.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.ssl.feature_1.0.0.v20140827-1444\META-INF\WARNING.TXT 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\common files\microsoft shared\proof\mswds_fr.lex 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\clipart\pub60cor\j0105286.wmf 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\clipart\pub60cor\j0106222.wmf 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\office14\pubwiz\dgaccbar.xml 9272022_diav1.exe File opened for modification \??\c:\program files\java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.jdp_5.5.0.165303.jar 9272022_diav1.exe File created C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\es-ES\css\WARNING.TXT 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\clipart\pub60cor\j0107544.wmf 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\media\cagcat10\j0298897.wmf 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\windows sidebar\gadgets\weather.gadget\images\8.png 9272022_diav1.exe File created C:\Program Files\VideoLAN\VLC\locale\ko\LC_MESSAGES\WARNING.TXT 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\common files\microsoft shared\themes14\canyon\canyon.elm 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\clipart\pub60cor\pe05869_.wmf 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\office14\groove\toolbmps\logindialogbackground.jpg 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\office14\groove\tooldata\groove.net\grooveforms3\bg_casual.gif 9272022_diav1.exe File opened for modification C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\Desktop\WARNING.TXT 9272022_diav1.exe File opened for modification \??\c:\program files\dvd maker\shared\dvdstyles\travel\16_9-frame-background.png 9272022_diav1.exe File opened for modification \??\c:\program files\java\jdk1.7.0_80\lib\visualvm\profiler\config\modules\org-netbeans-modules-profiler-heapwalker.xml 9272022_diav1.exe File created C:\Program Files (x86)\Common Files\microsoft shared\TRANSLAT\ENES\WARNING.TXT 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\clipart\pub60cor\j0105414.wmf 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\clipart\pub60cor\j0239063.wmf 9272022_diav1.exe File opened for modification \??\c:\program files\java\jdk1.7.0_80\lib\visualvm\platform\config\modules\org-netbeans-api-visual.xml 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\adobe\reader 9.0\resource\typesupport\unicode\mappings\mac\iceland.txt 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\clipart\pub60cor\en00319_.wmf 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\document themes 14\theme fonts\horizon.xml 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\windows sidebar\gadgets\weather.gadget\images\btn_close_down.png 9272022_diav1.exe File opened for modification \??\c:\program files\common files\microsoft shared\stationery\dotted_lines.emf 9272022_diav1.exe File created C:\Program Files (x86)\Microsoft Office\Office14\Library\SOLVER\WARNING.TXT 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\clipart\pub60cor\j0198234.wmf 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\office14\1033\pubspapr\zpdir6f.gif 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\media\office14\bullets\bd10336_.gif 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\office14\groove\tooldata\groove.net\grooveforms3\rtf_increaseindent.gif 9272022_diav1.exe File opened for modification \??\c:\program files\dvd maker\shared\dvdstyles\memories\button-highlight.png 9272022_diav1.exe File created C:\Program Files\Windows NT\TableTextService\it-IT\WARNING.TXT 9272022_diav1.exe File created C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\images\in_sidebar\WARNING.TXT 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\common files\system\msadc\es-es\msadcer.dll.mui 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\clipart\pub60cor\j0239951.wmf 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\media\cagcat10\j0292982.wmf 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\windows sidebar\gadgets\rssfeeds.gadget\fr-fr\rssfeeds.html 9272022_diav1.exe File opened for modification \??\c:\program files\windows sidebar\gadgets\clock.gadget\images\cronometer_s.png 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\common files\system\ado\fr-fr\msader15.dll.mui 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\clipart\pub60cor\cmnty_01.mid 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\office14\1033\graph_col.hxt 9272022_diav1.exe File opened for modification \??\c:\program files (x86)\microsoft office\office14\pagesize\pgmn108.xml 9272022_diav1.exe File created C:\Program Files (x86)\Microsoft Visual Studio 8\Common7\WARNING.TXT 9272022_diav1.exe File created C:\Program Files\Common Files\Microsoft Shared\MSInfo\en-US\WARNING.TXT 9272022_diav1.exe File opened for modification \??\c:\program files\videolan\vlc\lua\intf\luac.luac 9272022_diav1.exe File opened for modification \??\c:\program files\windows media player\de-de\setup_wm.exe.mui 9272022_diav1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exepid process 1544 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
9272022_diav1.exepid process 620 9272022_diav1.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
vssvc.exedescription pid process Token: SeBackupPrivilege 600 vssvc.exe Token: SeRestorePrivilege 600 vssvc.exe Token: SeAuditPrivilege 600 vssvc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
9272022_diav1.execmd.exedescription pid process target process PID 620 wrote to memory of 1292 620 9272022_diav1.exe cmd.exe PID 620 wrote to memory of 1292 620 9272022_diav1.exe cmd.exe PID 620 wrote to memory of 1292 620 9272022_diav1.exe cmd.exe PID 620 wrote to memory of 1268 620 9272022_diav1.exe cmd.exe PID 620 wrote to memory of 1268 620 9272022_diav1.exe cmd.exe PID 620 wrote to memory of 1268 620 9272022_diav1.exe cmd.exe PID 1292 wrote to memory of 1544 1292 cmd.exe vssadmin.exe PID 1292 wrote to memory of 1544 1292 cmd.exe vssadmin.exe PID 1292 wrote to memory of 1544 1292 cmd.exe vssadmin.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9272022_diav1.exe"C:\Users\Admin\AppData\Local\Temp\9272022_diav1.exe"1⤵
- Modifies extensions of user files
- Drops desktop.ini file(s)
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /c vssadmin Delete Shadows /All /Quiet >> NUL2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exevssadmin Delete Shadows /All /Quiet3⤵
- Interacts with shadow copies
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\9272022_diav1.exe >> NUL2⤵
- Deletes itself
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/620-54-0x00000000002F0000-0x00000000002F8000-memory.dmpFilesize
32KB
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memory/620-55-0x000007FEFC331000-0x000007FEFC333000-memory.dmpFilesize
8KB
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memory/620-56-0x0000000000300000-0x0000000000308000-memory.dmpFilesize
32KB
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memory/620-57-0x00000000002F0000-0x00000000002F8000-memory.dmpFilesize
32KB
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memory/620-60-0x00000000002F0000-0x00000000002F8000-memory.dmpFilesize
32KB
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memory/1268-59-0x0000000000000000-mapping.dmp
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memory/1292-58-0x0000000000000000-mapping.dmp
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memory/1544-61-0x0000000000000000-mapping.dmp