11c4c9a0386be71dfe68af6b96ae2d17e89036ef5b62672c84087c3f80706c93

General

Target

sample.exe
Size

179KB
MD5

61fccc142e2bbf498885bb6e42bae62c
SHA1

7f15507c7798d8b99696c19929c86c6c629eb2f5
SHA256

ae91da58a702252cc0dabcf19fa65e9655c7b7143e71e048aad1ebe59a31aabf
SHA512

a3cc95a442581d02c97d4fe48494b157f37e5dff4ddf175723a2c99e442492370ad65f9f22da29ffd020754445193215b7dadc3515ab8cee91b6dd3b1f1202b1

Score

8^/10

ransomware spyware stealer

Malware Config

Signatures

Modifies extensions of user files 5 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

sample.exe

description	ioc	process
File renamed	C:\Users\Admin\Pictures\LimitUnregister.png => C:\Users\Admin\Pictures\LimitUnregister.png.matryoshka	sample.exe
File renamed	C:\Users\Admin\Pictures\PingGet.tif => C:\Users\Admin\Pictures\PingGet.tif.matryoshka	sample.exe
File renamed	C:\Users\Admin\Pictures\StartSend.png => C:\Users\Admin\Pictures\StartSend.png.matryoshka	sample.exe
File opened for modification	C:\Users\Admin\Pictures\TraceMove.tiff	sample.exe
File renamed	C:\Users\Admin\Pictures\TraceMove.tiff => C:\Users\Admin\Pictures\TraceMove.tiff.matryoshka	sample.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

Drops file in Program Files directory 64 IoCs

Processes:

sample.exe

description	ioc	process
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad\ea.xml	sample.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\images\Gadget_Main_Background_Loading.png	sample.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\button_right.gif	sample.exe
File opened for modification	C:\Program Files (x86)\Microsoft Visual Studio 8\Common7\IDE\VSTA\ItemTemplates\CSharp\1033\Visualizer.zip	sample.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\images\diner_dot.png	sample.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\divider-horizontal.png	sample.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\zh-phonetic.xml	sample.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\circle_glass_Thumbnail.bmp	sample.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\lua\http\js\controllers.js	sample.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\ViewHeaderPreview.jpg	sample.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\IDTemplates\ENU\DefaultID.pdf	sample.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\RSSFeeds.Gadget\en-US\settings.html	sample.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\1047x576black.png	sample.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\highlight.png	sample.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-filesystems.xml	sample.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\images\ehshellLogo.png	sample.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\NavigationRight_SelectionSubpicture.png	sample.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.launcher.win32.win32.x86_64_1.1.200.v20141007-2033\about.html	sample.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\macTSFrame.png	sample.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\2.png	sample.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\images\dial_lrg.png	sample.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\TypeSupport\Unicode\Mappings\Adobe\symbol.txt	sample.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Colors\Newsprint.xml	sample.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\btn_close_down_BIDI.png	sample.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\CommonData\AlertImage_Auto.jpg	sample.exe
File created	C:\Program Files (x86)\Windows Media Player\Media Renderer\avtransport.xml	sample.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\Calendar.Gadget\en-US\calendar.html	sample.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\docked_black_thunderstorm.png	sample.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Colors\Apothecary.xml	sample.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\images\settings_corner_bottom_left.png	sample.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\34.png	sample.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\TitleButtonIcon.png	sample.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-profiling.xml	sample.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\lua\http\requests\browse.json	sample.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\images\play_down.png	sample.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\btn-previous-static.png	sample.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\NavigationUp_SelectionSubpicture.png	sample.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\images\calendar_ring_docked.png	sample.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\39.png	sample.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\Currency.Gadget\drag.png	sample.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\Currency.Gadget\images\delete_up.png	sample.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\GreenBubbles.jpg	sample.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\vignettemask25.png	sample.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-api-progress.xml	sample.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-openide-nodes.xml	sample.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\SlideShow.Gadget\en-US\js\slideShow.js	sample.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\square_h.png	sample.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\CommonData\UnreadIconImages.jpg	sample.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsPrintTemplate.html	sample.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\Currency.Gadget\en-US\js\service.js	sample.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\boxed-correct.avi	sample.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_image-frame-backglow.png	sample.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\NavigationUp_SelectionSubpicture.png	sample.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\epl-v10.html	sample.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.help_2.0.102.v20141007-2301\epl-v10.html	sample.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\images\bPrev-down.png	sample.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-attach.xml	sample.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\32.png	sample.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\InfoPathOM\InfoPathOMV12\Microsoft.Office.InfoPath.xml	sample.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\menu_style_default_Thumbnail.png	sample.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\gtkTSFrame.png	sample.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-api-visual.xml	sample.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\en-US\js\settings.js	sample.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\button_mid_over.gif	sample.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Modifies Internet Explorer settings 1 TTPs 1 IoCs
adware spyware

Modify Registry
T1112

Processes:

sample.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main sample.exe
Modifies registry class 1 IoCs

Processes:

rundll32.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_Classes\Local Settings rundll32.exe
Opens file in notepad (likely ransom note) 1 IoCs
ransomware

Processes:

NOTEPAD.EXE

pid process

1600 NOTEPAD.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main	sample.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_Classes\Local Settings	rundll32.exe

pid	process
1600	NOTEPAD.EXE

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

vssvc.exeAUDIODG.EXE

description	pid	process
Token: SeBackupPrivilege	1716	vssvc.exe
Token: SeRestorePrivilege	1716	vssvc.exe
Token: SeAuditPrivilege	1716	vssvc.exe
Token: 33	1672	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1672	AUDIODG.EXE
Token: 33	1672	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1672	AUDIODG.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

sample.exe

pid process

1660 sample.exe
1660 sample.exe
1660 sample.exe
1660 sample.exe
1660 sample.exe
1660 sample.exe

pid	process
1660	sample.exe
1660	sample.exe
1660	sample.exe
1660	sample.exe
1660	sample.exe
1660	sample.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1280 wrote to memory of 1600	1280	rundll32.exe	NOTEPAD.EXE
PID 1280 wrote to memory of 1600	1280	rundll32.exe	NOTEPAD.EXE
PID 1280 wrote to memory of 1600	1280	rundll32.exe	NOTEPAD.EXE

C:\Users\Admin\AppData\Local\Temp\sample.exe
"C:\Users\Admin\AppData\Local\Temp\sample.exe"
1⤵
- Modifies extensions of user files
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1660

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1716

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0xc8
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1672

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\Desktop\SuspendWatch.pps.matryoshka
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1280

C:\Windows\system32\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\SuspendWatch.pps.matryoshka
2⤵
- Opens file in notepad (likely ransom note)
PID:1600

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\Desktop\SuspendWatch.pps.matryoshka
MD5
4e6561070bf2bec2037507f419a8718f

SHA1
99d8d6ef2e8a4badf39101f6434f633a9290d52a

SHA256
8ccefd60ad2e7588d9472156786dee2adcd5550cd72af2fec37ed14a0b9b3082

SHA512
702dd72420fdebf95be21f67cc93650ae121594ba399d3ad79100226d39e10606e639e76c6c0dfed2f8db44841e0d0960b8f6b56cb9ec41d92df0f6af4455993

Download Submit
memory/1280-68-0x000007FEFC4A1000-0x000007FEFC4A3000-memory.dmp

Filesize
8KB

Download
memory/1600-69-0x0000000000000000-mapping.dmp

Download
memory/1660-60-0x0000000000A90000-0x0000000000A91000-memory.dmp

Filesize
4KB

Download
memory/1660-62-0x000000001B100000-0x000000001B102000-memory.dmp

Filesize
8KB

Download
memory/1660-63-0x000000001B106000-0x000000001B125000-memory.dmp

Filesize
124KB

Download
memory/1660-64-0x000000001B125000-0x000000001B126000-memory.dmp

Filesize
4KB

Download
memory/1660-65-0x000000001B126000-0x000000001B127000-memory.dmp

Filesize
4KB

Download
memory/1660-66-0x0000000024C50000-0x0000000024C51000-memory.dmp

Filesize
4KB

Download
memory/1660-67-0x000000001B127000-0x000000001B128000-memory.dmp

Filesize
4KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads