Overview
overview
10Static
static
10Joplin-Set...15.exe
windows11-21h2-x64
4$PLUGINSDI...ls.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDIR/UAC.dll
windows11-21h2-x64
3$PLUGINSDI...ll.dll
windows11-21h2-x64
3resources/...64.exe
windows11-21h2-x64
5resources/...86.exe
windows11-21h2-x64
5resources/...za.exe
windows11-21h2-x64
1resources/...min.js
windows11-21h2-x64
3resources/...dex.js
windows11-21h2-x64
3resources/...stm.js
windows11-21h2-x64
3resources/...asm.js
windows11-21h2-x64
3resources/...stm.js
windows11-21h2-x64
3resources/...asm.js
windows11-21h2-x64
3resources/...imd.js
windows11-21h2-x64
3resources/...asm.js
windows11-21h2-x64
3resources/...ore.js
windows11-21h2-x64
3resources/...asm.js
windows11-21h2-x64
3resources/...min.js
windows11-21h2-x64
3resources/elevate.exe
windows11-21h2-x64
3vk_swiftshader.dll
windows11-21h2-x64
1vulkan-1.dll
windows11-21h2-x64
1$PLUGINSDI...gs.dll
windows11-21h2-x64
3$PLUGINSDI...ec.dll
windows11-21h2-x64
3$PLUGINSDI...7z.dll
windows11-21h2-x64
3$R0/Uninst...in.exe
windows11-21h2-x64
4$PLUGINSDI...ls.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDIR/UAC.dll
windows11-21h2-x64
3$PLUGINSDI...ll.dll
windows11-21h2-x64
3$PLUGINSDI...gs.dll
windows11-21h2-x64
3$PLUGINSDI...ec.dll
windows11-21h2-x64
3Analysis
-
max time kernel
93s -
max time network
94s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system -
submitted
02-09-2024 05:12
Behavioral task
behavioral1
Sample
Joplin-Setup-3.0.15.exe
Resource
win11-20240802-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win11-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win11-20240802-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/UAC.dll
Resource
win11-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/WinShell.dll
Resource
win11-20240802-en
Behavioral task
behavioral6
Sample
resources/app.asar.unpacked/node_modules/node-notifier/vendor/snoreToast/snoretoast-x64.exe
Resource
win11-20240802-en
Behavioral task
behavioral7
Sample
resources/app.asar.unpacked/node_modules/node-notifier/vendor/snoreToast/snoretoast-x86.exe
Resource
win11-20240802-en
Behavioral task
behavioral8
Sample
resources/build/7zip/7za.exe
Resource
win11-20240802-en
Behavioral task
behavioral9
Sample
resources/build/pdf.worker.min.js
Resource
win11-20240802-en
Behavioral task
behavioral10
Sample
resources/build/tesseract.js-core/index.js
Resource
win11-20240802-en
Behavioral task
behavioral11
Sample
resources/build/tesseract.js-core/tesseract-core-lstm.js
Resource
win11-20240802-en
Behavioral task
behavioral12
Sample
resources/build/tesseract.js-core/tesseract-core-lstm.wasm.js
Resource
win11-20240802-en
Behavioral task
behavioral13
Sample
resources/build/tesseract.js-core/tesseract-core-simd-lstm.js
Resource
win11-20240802-en
Behavioral task
behavioral14
Sample
resources/build/tesseract.js-core/tesseract-core-simd-lstm.wasm.js
Resource
win11-20240802-en
Behavioral task
behavioral15
Sample
resources/build/tesseract.js-core/tesseract-core-simd.js
Resource
win11-20240802-en
Behavioral task
behavioral16
Sample
resources/build/tesseract.js-core/tesseract-core-simd.wasm.js
Resource
win11-20240802-en
Behavioral task
behavioral17
Sample
resources/build/tesseract.js-core/tesseract-core.js
Resource
win11-20240802-en
Behavioral task
behavioral18
Sample
resources/build/tesseract.js-core/tesseract-core.wasm.js
Resource
win11-20240802-en
Behavioral task
behavioral19
Sample
resources/build/tesseract.js/worker.min.js
Resource
win11-20240802-en
Behavioral task
behavioral20
Sample
resources/elevate.exe
Resource
win11-20240802-en
Behavioral task
behavioral21
Sample
vk_swiftshader.dll
Resource
win11-20240802-en
Behavioral task
behavioral22
Sample
vulkan-1.dll
Resource
win11-20240802-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11-20240802-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/nsExec.dll
Resource
win11-20240802-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win11-20240802-en
Behavioral task
behavioral26
Sample
$R0/Uninstall Joplin.exe
Resource
win11-20240802-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win11-20240802-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/System.dll
Resource
win11-20240802-en
Behavioral task
behavioral29
Sample
$PLUGINSDIR/UAC.dll
Resource
win11-20240802-en
Behavioral task
behavioral30
Sample
$PLUGINSDIR/WinShell.dll
Resource
win11-20240802-en
Behavioral task
behavioral31
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11-20240802-en
Behavioral task
behavioral32
Sample
$PLUGINSDIR/nsExec.dll
Resource
win11-20240802-en
General
-
Target
$PLUGINSDIR/WinShell.dll
-
Size
3KB
-
MD5
1cc7c37b7e0c8cd8bf04b6cc283e1e56
-
SHA1
0b9519763be6625bd5abce175dcc59c96d100d4c
-
SHA256
9be85b986ea66a6997dde658abe82b3147ed2a1a3dcb784bb5176f41d22815a6
-
SHA512
7acf7f8e68aa6066b59ca9f2ae2e67997e6b347bc08eb788d2a119b3295c844b5b9606757168e8d2fbd61c2cda367bf80e9e48c9a52c28d5a7a00464bfd2048f
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 1244 2744 WerFault.exe 80 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 800 wrote to memory of 2744 800 rundll32.exe 80 PID 800 wrote to memory of 2744 800 rundll32.exe 80 PID 800 wrote to memory of 2744 800 rundll32.exe 80
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\WinShell.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:800 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\WinShell.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2744 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 4603⤵
- Program crash
PID:1244
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2744 -ip 27441⤵PID:32