jigsaw | 80a6681b00056a487bba1b66c046b798dfe18bf37aa30d8a4a1be968b9add997

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
07-06-2024 17:19

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General

Target

VirusShare_1e0812fbdaa20a2b9aaddf531daed935.exe
Size

240KB
MD5

1e0812fbdaa20a2b9aaddf531daed935
SHA1

dc307a673aa5eecb5c1400f1d342e03697564f98
SHA256

80a6681b00056a487bba1b66c046b798dfe18bf37aa30d8a4a1be968b9add997
SHA512

1fbd817f829be16a1b298242d47b2621affc9ae3c73201fadc4e82314fbceef644710fe6a3c67cbce2cd3447ffe7376ca09f1949583485633a804a0e44b58f95
SSDEEP

6144:6KprPZVxYg036R2eqHzs5oP+8fgsOznWqZajzCrY4Fi/:HXxk3RHzsmP+agVznWqZa/Cr7A

Score

10^/10

jigsaw persistence ransomware spyware stealer

Malware Config

Signatures

Jigsaw Ransomware
Ransomware family first created in 2016. Named based on wallpaper set after infection in the early versions.
ransomware jigsaw
Renames multiple (1923) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Executes dropped EXE 1 IoCs

pid	Process
2556	drpbx.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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\firefox.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Frfx\\firefox.exe"	VirusShare_1e0812fbdaa20a2b9aaddf531daed935.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-core-multitabs_ja.jar	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.launcher.win32.win32.x86_64.nl_ja_4.4.0.v20140623020002.jar.fun	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.views.nl_zh_4.4.0.v20140623020002.jar.fun	drpbx.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\win7.png	drpbx.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\images\cursors\win32_LinkDrop32x32.gif	drpbx.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms5\InfoPathWelcomeImage.jpg	drpbx.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolBMPs\LoginTool24x24Images.jpg.fun	drpbx.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolBMPs\Shared24x24ImagesMask.bmp.fun	drpbx.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.engine.nl_zh_4.4.0.v20140623020002.jar	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\gtkTSFrame.png.fun	drpbx.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\FieldTypePreview\EmbeddedView.jpg	drpbx.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsStyles\Swirl\header.gif	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\ja-JP\js\weather.js	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-openide-util.xml.fun	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-autoupdate-services_ja.jar.fun	drpbx.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\bg_VelvetRose.gif.fun	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Calendar.Gadget\images\calendar_double_orange.png	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\de-DE\js\library.js	drpbx.exe
File opened for modification	C:\Program Files\DVD Maker\Shared\DvdStyles\NavigationLeft_ButtonGraphic.png	drpbx.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\36.png	drpbx.exe
File opened for modification	C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\1047x576black.png	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.databinding_1.4.2.v20140729-1044.jar.fun	drpbx.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\bg_Premium.gif	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-sendopts.xml.fun	drpbx.exe
File opened for modification	C:\Program Files\7-Zip\Lang\is.txt	drpbx.exe
File opened for modification	C:\Program Files\7-Zip\Lang\pa-in.txt	drpbx.exe
File opened for modification	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\flower_trans_MATTE_PAL.wmv	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-core-multitabs.xml.fun	drpbx.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\html\dcommon\gifs\leftnav.gif	drpbx.exe
File opened for modification	C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\1047x576black.png	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.css.core.nl_ja_4.4.0.v20140623020002.jar.fun	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.publisher.eclipse.nl_zh_4.4.0.v20140623020002.jar.fun	drpbx.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\config\Modules\org-netbeans-modules-profiler-snaptracer.xml	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\images\settings_corner_bottom_right.png	drpbx.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_ca.xml	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\update_tracking\org-netbeans-modules-profiler-oql.xml.fun	drpbx.exe
File opened for modification	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\BabyBoyMainBackground_PAL.wmv	drpbx.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\bg_Earthy.gif.fun	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-openide-loaders.xml.fun	drpbx.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\it-IT\js\highDpiImageSwap.js	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-jvmstat.xml.fun	drpbx.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\CommonData\UnreadIconImagesMask.bmp.fun	drpbx.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\update_tracking\org-netbeans-modules-profiler-attach.xml	drpbx.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\images\prev_down.png	drpbx.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolBMPs\MessageHistoryIconImagesMask.bmp	drpbx.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\ja-JP\js\settings.js	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.ui_5.5.0.165303.jar.fun	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.databinding.nl_zh_4.4.0.v20140623020002.jar.fun	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-templates.xml.fun	drpbx.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\FormsStyles\Solutions\Person.gif	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\html\dcommon\gifs\help.gif.fun	drpbx.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\bl.gif	drpbx.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolBMPs\WebToolIconImages.jpg.fun	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\timer_down.png	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\undocked_black_moon-full_partly-cloudy.png	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-swing-tabcontrol_zh_CN.jar.fun	drpbx.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsStyles\STS2\tab_on.gif.fun	drpbx.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Microsoft.SharePoint.BusinessData.Administration.Client.xml	drpbx.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Templates\1033\ExecutiveNewsletter.dotx	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\33.png	drpbx.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.repository.nl_zh_4.4.0.v20140623020002.jar	drpbx.exe
File created	C:\Program Files (x86)\Microsoft Office\Templates\1033\UrbanPhotoAlbum.potx.fun	drpbx.exe
File opened for modification	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SceneButtonInset_Alpha1.png	drpbx.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.css.swt.nl_zh_4.4.0.v20140623020002.jar	drpbx.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 848 wrote to memory of 2556	848	VirusShare_1e0812fbdaa20a2b9aaddf531daed935.exe	28
PID 848 wrote to memory of 2556	848	VirusShare_1e0812fbdaa20a2b9aaddf531daed935.exe	28
PID 848 wrote to memory of 2556	848	VirusShare_1e0812fbdaa20a2b9aaddf531daed935.exe	28

C:\Users\Admin\AppData\Local\Temp\VirusShare_1e0812fbdaa20a2b9aaddf531daed935.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_1e0812fbdaa20a2b9aaddf531daed935.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:848
- C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe
  "C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe" C:\Users\Admin\AppData\Local\Temp\VirusShare_1e0812fbdaa20a2b9aaddf531daed935.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  PID:2556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files\Java\jdk1.7.0_80\jre\lib\images\cursors\invalid32x32.gif.fun

Filesize
160B

MD5
7bd31afefecc33ea1ce4d68e4747d075

SHA1
1f9a19ec5a29df36865ba77217914ed2700f8a43

SHA256
e2c4d17c1afed9177aa9b96a20769f55fa2402e3f7c0b794aa0afccbf25daba8

SHA512
c7a12dedc792ea8dc00910c43a2d4d52562098b6ef6fb20ef6d1a02f1c6a6cecef5cb38b053b292321f8aecaf0f5fe4724748e0d71ba0d0023153ef5c657fe30

Download Submit
C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe

Filesize
240KB

MD5
1e0812fbdaa20a2b9aaddf531daed935

SHA1
dc307a673aa5eecb5c1400f1d342e03697564f98

SHA256
80a6681b00056a487bba1b66c046b798dfe18bf37aa30d8a4a1be968b9add997

SHA512
1fbd817f829be16a1b298242d47b2621affc9ae3c73201fadc4e82314fbceef644710fe6a3c67cbce2cd3447ffe7376ca09f1949583485633a804a0e44b58f95

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\container.dat.fun

Filesize
16B

MD5
bee170ea54aa2d72463f533de0c2fc71

SHA1
8eb53e2f1bbfe30326f8745d48ac2f94e85e5974

SHA256
9a8520991c071633598679cd3098f88c0789d3aa67e6114cec21033c2ab37960

SHA512
bcc05419a2f18209d57c27469ea524dade64c1fd984657fcbd2eed5368e18ea183b02323fae33f355115aeecb847e012b1d0b57cf8983751747e9ab0f8f59b4c

Download Submit
memory/848-5-0x000007FEF5BF0000-0x000007FEF658D000-memory.dmp

Filesize
9.6MB

Download
memory/848-9-0x000007FEF5BF0000-0x000007FEF658D000-memory.dmp

Filesize
9.6MB

Download
memory/848-0-0x000007FEF5EAE000-0x000007FEF5EAF000-memory.dmp

Filesize
4KB

Download
memory/848-4-0x000007FEF5BF0000-0x000007FEF658D000-memory.dmp

Filesize
9.6MB

Download
memory/2556-10-0x000007FEF5BF0000-0x000007FEF658D000-memory.dmp

Filesize
9.6MB

Download
memory/2556-11-0x000007FEF5BF0000-0x000007FEF658D000-memory.dmp

Filesize
9.6MB

Download
memory/2556-226-0x000007FEF5BF0000-0x000007FEF658D000-memory.dmp

Filesize
9.6MB

Download
memory/2556-227-0x000007FEF5BF0000-0x000007FEF658D000-memory.dmp

Filesize
9.6MB

Download
memory/2556-1944-0x000007FEF5BF0000-0x000007FEF658D000-memory.dmp

Filesize
9.6MB

Download
memory/2556-1947-0x000007FEF5BF0000-0x000007FEF658D000-memory.dmp

Filesize
9.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads