Analysis
- user interaction
yes - max time kernel
92s - max time network
132s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
13/08/2026, 01:52
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
virtualdj.exe
Resource
win10v2004-20260513-en
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
virtualdj.exe
Resource
win11ltsc2024-20260709-en
8 signatures
150 seconds
General
- Target virtualdj.exe
- Size 535.0MB
- Sample260813-cac3aahp4t
- SHA256 21dcca42905ff47bb9d2d8978089270228333ed94543f98ee3297cd63ea7b29b
- MD5 d22047266036717ff3c3feaebd81868c
- SHA1 c392268a6a2665e56d963ec16d66dbed13abf34a
- SHA512 383e117ae9f74cd0fb60b39826d6ba45ee3f3ff17f4ea5a4d7e0efbe103e5ffdcc27964c3d5bfeeaad4337c14431c130b5cb5743b865ed71e163a81f2b20f1af
- SSDEEP 12582912:EfqX0qYapqy6luTI8gLtQZdi8r16qc9gZUdPLGzfIkZR3UAIEAbEGw+anJq2ZIuS:diapqylsumiU6+dPLDMmREcaTZGf
- TLSH T12B492292B3B501D5D0BBD1B8C6A75613EBB2301903305BEB1695966A3F277F0AE7E301
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5540 virtualdj.exe - Loads dropped DLL 1 IoCs
pid Process 5540 virtualdj.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS virtualdj.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BIOSReleaseDate virtualdj.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 5540 virtualdj.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5540 virtualdj.exe - Suspicious use of UnmapMainImage 1 IoCs
pid Process 5540 virtualdj.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5028 wrote to memory of 5540 5028 virtualdj.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\virtualdj.exe"C:\Users\Admin\AppData\Local\Temp\virtualdj.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:5028 -
C:\Users\Admin\AppData\Local\Temp\downtopc.com\virtualdj.exe聀Е2⤵
- Executes dropped EXE
- Loads dropped DLL
- Enumerates system info in registry
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of UnmapMainImage
PID:5540
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\downtopc.com\local\temp\@WINDIR@\XSxS\Manifests\virtualdj.exe_0xd526d3f426e0d248505f22c6e9c08d91.1.manifest
- Size 1KB
- SHA256 711d4d9572ac0b0466da4d8b36fe10075d86e4b1fef8ea1ab8a2c4cc3469674b
- MD5 67b1d52c35e563a0d578dd15bea33361
- SHA1 86a1a528becb518d325a30d79b4cc330c3ae1e6e
- SHA512 622d0d51762c100e9ccd1b85ab3da950d6691886ee34c10e909602ac2715d5cbd66d851c8860adcc46a4347d8fd5836ac89d95610420ebbcfb9aa8e54dffb054
- TLSH T115315B81D0C08451F77200A777A1B654E91A2F6F089D46E8B48CDF7F5F26F8AC3830A5
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\downtopc.com\virtualdj.exe
- Size 36KB
- SHA256 e6cd0da6826f7ec5df91d5ee74f5f228ee78a3b804b1987672d50c0316b46ced
- MD5 e4cb48f9711004b31f83847e68bf6ab5
- SHA1 e020273819de50d43ecdbb0954a294e2ac00e9fa
- SHA512 e1b96a7822b06743ee80df7f87cf4e8888874b79191f9e741edbe0150df694a7b5f0cc2381cc54efa683a58ddbd1a752560e3d470ecb5ba9f04fc4c20d3fed99
- SSDEEP 768:u9IOXyMhr800X74UaWV2xB+kGWng6iRBE5WT:u9IOi8rxk4UaWV2xBBng6iD
- TLSH T112F26C8A6B201245D9F64ABCC4D2586FCA70B022236105DF84BCD7A81E93BC72535BFF
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\downtopc.com\xsandbox.bin
- Size 16B
- SHA256 edb7be3ef6098a1e24d0c72bbc6f968dea773951a0dd07b63bad6d9009ae3bf4
- MD5 ec3d19e8e9b05d025cb56c2a98ead8e7
- SHA1 748532edeb86496c8efe5e2327501d89ec1f13df
- SHA512 175fb8432472b6795bb5db0eba61bc7b57331720825df5b048f3086815ba844df4f7e83e42ff9e8fe5ab01700675a774cb916677953d6e0088ffbf1fa2775349
- MD5 SHA1 SHA512