jigsaw | 61a9ddcb15f0845bd89f2c4ca454e7d8f0a0b7a478ec2d980ae4fa333c1b4dd2

Analysis

max time kernel
63s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
17-09-2024 01:14

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General

Target

e5dce3d5e39a5e790a407c3e0632b887_JaffaCakes118.exe
Size

266KB
MD5

e5dce3d5e39a5e790a407c3e0632b887
SHA1

8aa120b9b284744ea45ce5368a64b979e4a19ed4
SHA256

61a9ddcb15f0845bd89f2c4ca454e7d8f0a0b7a478ec2d980ae4fa333c1b4dd2
SHA512

9fb695d9b51f909a9c467f8f6dd2a0b6aa3379120b51d0a1eba308650e71f6dc330ea9ddcb9ec01e6097c1ef245bd3705f741a5b43d24237219a4be1d4150ea9
SSDEEP

6144:3r+AA8TO0n0YpiMEXKc9TeUrAbqBnMV6WC+:73O0n5KXjyUsmhW

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 (2025) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Executes dropped EXE 1 IoCs

Processes:

drpbx.exe

pid	Process
1448	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

Processes:

e5dce3d5e39a5e790a407c3e0632b887_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\firefox.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Frfx\\firefox.exe"	e5dce3d5e39a5e790a407c3e0632b887_JaffaCakes118.exe

Drops file in Program Files directory 64 IoCs

Processes:

drpbx.exe

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.net.nl_ja_4.4.0.v20140623020002.jar	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\es-ES\js\settings.js	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\icons\flight_recorder.png	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-keyring-fallback_zh_CN.jar.popcorn	drpbx.exe
File opened for modification	C:\Program Files\DVD Maker\Shared\DvdStyles\LayeredTitles\layers.png	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\images\settings_box_divider_right.png	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\undocked_black_moon-first-quarter.png	drpbx.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\it-IT\gadget.xml	drpbx.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\lua\http\css\ui-lightness\images\ui-icons_ffffff_256x240.png	drpbx.exe
File opened for modification	C:\Program Files\DVD Maker\Shared\DvdStyles\photoedge_videoinset.png	drpbx.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Colors\Composite.xml	drpbx.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_zh_TW.jar	drpbx.exe
File opened for modification	C:\Program Files\ConvertReceive.pdf	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_ja_JP.jar.popcorn	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\settings_left_pressed.png	drpbx.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\requests\status.xml.popcorn	drpbx.exe
File opened for modification	C:\Program Files\Windows Media Player\Network Sharing\wmpnss_color120.jpg	drpbx.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\ipsnor.xml	drpbx.exe
File opened for modification	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\SpecialNavigationUp_SelectionSubpicture.png	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-openide-execution.jar.popcorn	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-core-output2.xml.popcorn	drpbx.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\CommonData\AlertImage_FileHighMask.bmp	drpbx.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\core\locale\core_ja.jar	drpbx.exe
File opened for modification	C:\Program Files\7-Zip\Lang\is.txt	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyrun.jar.popcorn	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\com.jrockit.mc.feature.rcp.ja_5.5.0.165303\feature.xml.popcorn	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\18.png	drpbx.exe
File opened for modification	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\Perf_Scenes_Subpicture1.png	drpbx.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\include\win32\jawt_md.h	drpbx.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolBMPs\OutlineToolIconImagesMask.bmp	drpbx.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\InfoPathOM\InfoPathOMFormServices\InfoPathOMFormServicesV12\Microsoft.Office.InfoPath.xml.popcorn	drpbx.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-swing-plaf.xml	drpbx.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\Microsoft.Office.BusinessData.xml.popcorn	drpbx.exe
File opened for modification	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Scenes_INTRO_BG.wmv	drpbx.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\es-ES\js\slideShow.js	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 opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.extensionlocation_1.2.100.v20131119-0908.jar	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-spi-quicksearch.jar.popcorn	drpbx.exe
File opened for modification	C:\Program Files (x86)\Microsoft Visual Studio 8\Common7\IDE\VSTA\ItemTemplates\VisualBasic\1033\ResourceInternal.zip	drpbx.exe
File created	C:\Program Files\7-Zip\Lang\ms.txt.popcorn	drpbx.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Templates\1033\BillingStatement.xltx	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\btn_search_up_BIDI.png	drpbx.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\com.jrockit.mc.feature.core_5.5.0.165303\feature.xml	drpbx.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\CommonData\AlertImage_ContactLowMask.bmp	drpbx.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\button_mid_over.gif.popcorn	drpbx.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\settings_box_right.png	drpbx.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\images\graph_over.png	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.directorywatcher.nl_ja_4.4.0.v20140623020002.jar.popcorn	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\docked_black_thunderstorm.png	drpbx.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\es-ES\js\timeZones.js	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ecf.provider.filetransfer.httpclient4_1.0.800.v20140827-1444.jar.popcorn	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.launcher_1.3.0.v20140415-2008.jar.popcorn	drpbx.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\it-IT\js\settings.js	drpbx.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-openide-text.xml	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-compat_zh_CN.jar.popcorn	drpbx.exe
File created	C:\Program Files\7-Zip\Lang\es.txt.popcorn	drpbx.exe
File created	C:\Program Files\Java\jre7\lib\ext\dnsns.jar.popcorn	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\0.png	drpbx.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\lib\gimap.jar	drpbx.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-core-ui_ja.jar	drpbx.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-charts_ja.jar.popcorn	drpbx.exe
File opened for modification	C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\15x15dot.png	drpbx.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\1px.gif	drpbx.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\bg_VelvetRose.gif.popcorn	drpbx.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

e5dce3d5e39a5e790a407c3e0632b887_JaffaCakes118.exe

description	pid	Process	procid_target
PID 1464 wrote to memory of 1448	1464	e5dce3d5e39a5e790a407c3e0632b887_JaffaCakes118.exe	30
PID 1464 wrote to memory of 1448	1464	e5dce3d5e39a5e790a407c3e0632b887_JaffaCakes118.exe	30
PID 1464 wrote to memory of 1448	1464	e5dce3d5e39a5e790a407c3e0632b887_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\e5dce3d5e39a5e790a407c3e0632b887_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e5dce3d5e39a5e790a407c3e0632b887_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1464
- C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe
  "C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe" C:\Users\Admin\AppData\Local\Temp\e5dce3d5e39a5e790a407c3e0632b887_JaffaCakes118.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  PID:1448

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

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
160B

MD5
000e8c41d4a15fb34d0be0dbb56e3778

SHA1
00c4eae64ee6239d7c65d819c6ce1ac329224f8c

SHA256
8bdfa6a5b7de345cf0d4fe0e9c17d8b0e9db26d58b05b1b2ebbb3a05a068ff28

SHA512
775d832eb8ab73e4a93789917dca69edb6c91fbb426e02acf7c6e213ffb4575776187209d1c471fbf57c4621ea3c23d9850f6dfc2770d62c17de9d66710800af

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

Filesize
266KB

MD5
e5dce3d5e39a5e790a407c3e0632b887

SHA1
8aa120b9b284744ea45ce5368a64b979e4a19ed4

SHA256
61a9ddcb15f0845bd89f2c4ca454e7d8f0a0b7a478ec2d980ae4fa333c1b4dd2

SHA512
9fb695d9b51f909a9c467f8f6dd2a0b6aa3379120b51d0a1eba308650e71f6dc330ea9ddcb9ec01e6097c1ef245bd3705f741a5b43d24237219a4be1d4150ea9

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DNTException\container.dat.popcorn

Filesize
16B

MD5
cfdae8214d34112dbee6587664059558

SHA1
f649f45d08c46572a9a50476478ddaef7e964353

SHA256
33088cb514406f31e3d96a92c03294121ee9f24e176f7062625c2b36bee7a325

SHA512
c260f2c223ecbf233051ac1d6a1548ad188a2777085e9d43b02da41b291ff258e4c506f99636150847aa24918c7bbb703652fef2fe55b3f50f85b5bd8dd5f6e3

Download Submit
C:\Users\Admin\Documents\WatchWait.xlsx.popcorn

Filesize
12KB

MD5
96718789bb121117ecade555f36b068c

SHA1
08f0191dc6da32609a0133c429a783d997d7e563

SHA256
3f5554dbd1413f62c0d4a1767a1e5ad079b83916a57491010d3941e7962550ce

SHA512
2b1b328d2bd10c1fb8dac41476eeddb8af5f8f72512e463bddc43d078ef5d498cc156220fa4247bf73f86a7c8ec298ed136204f58dea89dc027e55aaf91ab6e6

Download Submit
memory/1448-10-0x000007FEF4E70000-0x000007FEF580D000-memory.dmp

Filesize
9.6MB

Download
memory/1448-11-0x000007FEF4E70000-0x000007FEF580D000-memory.dmp

Filesize
9.6MB

Download
memory/1448-12-0x000007FEF4E70000-0x000007FEF580D000-memory.dmp

Filesize
9.6MB

Download
memory/1448-13-0x000007FEF4E70000-0x000007FEF580D000-memory.dmp

Filesize
9.6MB

Download
memory/1448-2046-0x000007FEF4E70000-0x000007FEF580D000-memory.dmp

Filesize
9.6MB

Download
memory/1448-2049-0x000007FEF4E70000-0x000007FEF580D000-memory.dmp

Filesize
9.6MB

Download
memory/1464-9-0x000007FEF4E70000-0x000007FEF580D000-memory.dmp

Filesize
9.6MB

Download
memory/1464-0-0x000007FEF512E000-0x000007FEF512F000-memory.dmp

Filesize
4KB

Download
memory/1464-5-0x000007FEF4E70000-0x000007FEF580D000-memory.dmp

Filesize
9.6MB

Download
memory/1464-4-0x000007FEF4E70000-0x000007FEF580D000-memory.dmp

Filesize
9.6MB

Download