Overview
overview
7Static
static
3obfuscator...er.exe
windows11-21h2-x64
7$PLUGINSDI...ns.dll
windows11-21h2-x64
3$PLUGINSDI...em.dll
windows11-21h2-x64
3$PLUGINSDI...al.ini
windows11-21h2-x64
3$PLUGINSDI...rd.bmp
windows11-21h2-x64
3$R0.dll
windows11-21h2-x64
3$R2/NSIS.L...5_.exe
windows11-21h2-x64
3changelog.txt
windows11-21h2-x64
3license.txt
windows11-21h2-x64
3obfuscator...la.pdf
windows11-21h2-x64
3obfuscator.exe
windows11-21h2-x64
3obfuscator.ico
windows11-21h2-x64
3readme.txt
windows11-21h2-x64
3Analysis
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max time kernel
91s -
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
08-09-2024 17:06
Static task
static1
Behavioral task
behavioral1
Sample
obfuscator-executive-x86-v5.0.25-installer.exe
Resource
win11-20240802-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win11-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win11-20240802-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/ioSpecial.ini
Resource
win11-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/modern-wizard.bmp
Resource
win11-20240802-en
Behavioral task
behavioral6
Sample
$R0.dll
Resource
win11-20240802-en
Behavioral task
behavioral7
Sample
$R2/NSIS.Library.RegTool.v3.$_5_.exe
Resource
win11-20240802-en
Behavioral task
behavioral8
Sample
changelog.txt
Resource
win11-20240802-en
Behavioral task
behavioral9
Sample
license.txt
Resource
win11-20240802-en
Behavioral task
behavioral10
Sample
obfuscator-executive-v5-eula.pdf
Resource
win11-20240802-en
Behavioral task
behavioral11
Sample
obfuscator.exe
Resource
win11-20240802-en
Behavioral task
behavioral12
Sample
obfuscator.ico
Resource
win11-20240802-en
Behavioral task
behavioral13
Sample
readme.txt
Resource
win11-20240802-en
General
-
Target
readme.txt
-
Size
1KB
-
MD5
d07412add18b41999c57d3d8e96be9bc
-
SHA1
2f6a41f7ceb26320f8ed78a0f7bc36a4f4e8f9c1
-
SHA256
7a9b70c0bc5e26cc450e24025ca932e8d8a27d69f091291b65808d607ec9cdc4
-
SHA512
93239f860f1713547932f6d7b078589a80288d4f9c8500f0653399efee2d667e1a1e988b7d5daeae35e1270ef2554dacc513200bebdc7229a0384369a28bb098
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-970747758-134341002-3585657277-1000_Classes\Local Settings cmd.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 4856 NOTEPAD.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4740 wrote to memory of 4856 4740 cmd.exe 81 PID 4740 wrote to memory of 4856 4740 cmd.exe 81
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\readme.txt1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4740 -
C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\readme.txt2⤵
- Opens file in notepad (likely ransom note)
PID:4856
-