Overview
overview
7Static
static
1Oracle_Vir...2.8.gz
windows10-2004-x64
1Oracle_Vir...2.8.gz
windows11-21h2-x64
1Oracle_Vir....8.tar
windows10-2004-x64
1Oracle_Vir....8.tar
windows11-21h2-x64
1ExtPack-license.html
windows10-2004-x64
4ExtPack-license.html
windows11-21h2-x64
7ExtPack-license.rtf
windows10-2004-x64
1ExtPack-license.rtf
windows11-21h2-x64
1ExtPack-license.txt
windows10-2004-x64
1ExtPack-license.txt
windows11-21h2-x64
3ExtPack.manifest
windows10-2004-x64
3ExtPack.manifest
windows11-21h2-x64
3ExtPack.signature
windows10-2004-x64
3ExtPack.signature
windows11-21h2-x64
3ExtPack.xml
windows10-2004-x64
3ExtPack.xml
windows11-21h2-x64
4PXE-Intel.rom
windows10-2004-x64
3PXE-Intel.rom
windows11-21h2-x64
3darwin.amd....dylib
macos-10.15-amd64
1darwin.amd....dylib
macos-10.15-amd64
1darwin.arm....dylib
macos-10.15-amd64
1darwin.arm....dylib
macos-10.15-amd64
1linux.amd6...ain.so
ubuntu-18.04-amd64
1linux.amd6...nVM.so
ubuntu-18.04-amd64
1solaris.am...ain.so
ubuntu-18.04-amd64
1solaris.am...nVM.so
ubuntu-18.04-amd64
1win.amd64/...el.inf
windows10-2004-x64
1win.amd64/...el.inf
windows11-21h2-x64
3win.amd64/...in.dll
windows10-2004-x64
1win.amd64/...in.dll
windows11-21h2-x64
1win.amd64/...VM.dll
windows10-2004-x64
1win.amd64/...VM.dll
windows11-21h2-x64
1Analysis
- max time kernel
149s - max time network
152s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
02/05/2026, 09:28
Static task
static1
Behavioral task
behavioral1
Sample
Oracle_VirtualBox_Extension_Pack-7.2.8.gz
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
Oracle_VirtualBox_Extension_Pack-7.2.8.gz
Resource
win11-20260130-en
Behavioral task
behavioral3
Sample
Oracle_VirtualBox_Extension_Pack-7.2.8.tar
Resource
win10v2004-20260130-en
Behavioral task
behavioral4
Sample
Oracle_VirtualBox_Extension_Pack-7.2.8.tar
Resource
win11-20260130-en
Behavioral task
behavioral5
Sample
ExtPack-license.html
Resource
win10v2004-20260130-en
Behavioral task
behavioral6
Sample
ExtPack-license.html
Resource
win11-20260130-en
Behavioral task
behavioral7
Sample
ExtPack-license.rtf
Resource
win10v2004-20260130-en
Behavioral task
behavioral8
Sample
ExtPack-license.rtf
Resource
win11-20260130-en
Behavioral task
behavioral9
Sample
ExtPack-license.txt
Resource
win10v2004-20260130-en
Behavioral task
behavioral10
Sample
ExtPack-license.txt
Resource
win11-20260130-en
Behavioral task
behavioral11
Sample
ExtPack.manifest
Resource
win10v2004-20260130-en
Behavioral task
behavioral12
Sample
ExtPack.manifest
Resource
win11-20260130-en
Behavioral task
behavioral13
Sample
ExtPack.signature
Resource
win10v2004-20260130-en
Behavioral task
behavioral14
Sample
ExtPack.signature
Resource
win11-20260130-en
Behavioral task
behavioral15
Sample
ExtPack.xml
Resource
win10v2004-20260130-en
Behavioral task
behavioral16
Sample
ExtPack.xml
Resource
win11-20260130-en
Behavioral task
behavioral17
Sample
PXE-Intel.rom
Resource
win10v2004-20260130-en
Behavioral task
behavioral18
Sample
PXE-Intel.rom
Resource
win11-20260130-en
Behavioral task
behavioral19
Sample
darwin.amd64/VBoxPuelMain.dylib
Resource
macos-20250619-en
Behavioral task
behavioral20
Sample
darwin.amd64/VBoxPuelMainVM.dylib
Resource
macos-20250619-en
Behavioral task
behavioral21
Sample
darwin.arm64/VBoxPuelMain.dylib
Resource
macos-20250619-en
Behavioral task
behavioral22
Sample
darwin.arm64/VBoxPuelMainVM.dylib
Resource
macos-20250619-en
Behavioral task
behavioral23
Sample
linux.amd64/VBoxPuelMain.so
Resource
ubuntu1804-amd64-20260126-en
Behavioral task
behavioral24
Sample
linux.amd64/VBoxPuelMainVM.so
Resource
ubuntu1804-amd64-20260126-en
Behavioral task
behavioral25
Sample
solaris.amd64/VBoxPuelMain.so
Resource
ubuntu1804-amd64-20260127-en
Behavioral task
behavioral26
Sample
solaris.amd64/VBoxPuelMainVM.so
Resource
ubuntu1804-amd64-20260126-en
Behavioral task
behavioral27
Sample
win.amd64/VBoxExtPackPuel.inf
Resource
win10v2004-20260130-en
Behavioral task
behavioral28
Sample
win.amd64/VBoxExtPackPuel.inf
Resource
win11-20260130-en
Behavioral task
behavioral29
Sample
win.amd64/VBoxPuelMain.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral30
Sample
win.amd64/VBoxPuelMain.dll
Resource
win11-20260130-en
Behavioral task
behavioral31
Sample
win.amd64/VBoxPuelMainVM.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral32
Sample
win.amd64/VBoxPuelMainVM.dll
Resource
win11-20260130-en
General
- Target ExtPack-license.txt
- Size 9KB
- Sample260502-lfktract4w
- SHA256 eb31505e56e9b4d0fbca139104da41ac6f6b98f8e78968bdf01b1f3da3c4f9ae
- MD5 2f91f68e2bda53fd0f9e90728e5700c9
- SHA1 83e240950d4eb5334d3115ee99b95cf10d3583f3
- SHA512 31dbc102ca678dfa2b30051834fb648dfa1c2653a2aa40d2141f5df8313a367eb689129fa92549695683f66f9e9d3f4701727f79c76b7b6826f38d4945b1f0d3
- SSDEEP 192:gsZusp9d+8a7asayKLceuzCHQszVAr3vfgc3NdiV+HXz5l/mH7pOpP7kNm0:vUs/d+8a6YeuOAr3ZaQVoH7QYb
- TLSH T18922A5A7F34813A21A86067726469FD5F339443D7B7B515130A9C11C2727D3883BF6AE
- MD5 SHA1 SHA512 SSDEEP TLSH
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-1-5-21-3119821332-640943685-2562343641-1000_Classes\Local Settings cmd.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4532 wrote to memory of 652 4532 cmd.exe 80
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\ExtPack-license.txt1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4532 -
C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\ExtPack-license.txt2⤵PID:652
-