Analysis
- max time kernel
165s - max time network
161s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 12:29
Behavioral task
behavioral1
Sample
vlc-media-player-3.0.23-installer.exe
Resource
win10v2004-20260513-en
16 signatures
150 seconds
General
- Target vlc-media-player-3.0.23-installer.exe
- Size 2.0MB
- Sample260802-ppdzcaaq2z
- SHA256 0b6aa61a0ca4366afdef1e95c7ca2da778f2ce314398082f37e4c1ce27e95b9c
- MD5 fbca67eb29eb3c9d90338145f220c410
- SHA1 58240c5a2b869586958079aef932cb68a0bc79e7
- SHA512 5e32ab90676bfffb817f795f076313e9f5fcc27ed672ae5526400a720fbb4484aafafbb0671933e2d34a240bb8267bcaeceded06ace80eaa26442fe7b7b5fb47
- SSDEEP 24576:4XNrSLScusMmOvjjhzvLVAOgLgkcXjPeynRkIegf+Sve+9Cx+gBbfWzOUxSXc64a:XuI2hREHcTeynRkfg7ve+AhrWzOUq
- TLSH T137A5D03FB28B653EE06E5A367A72E210583B7A6165138C5696F4C88CCF254701E3F787
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Downloads MZ/PE file 1 IoCs
flow pid Process 13 4864 vlc-media-player-3.0.23-installer.tmp - Executes dropped EXE 1 IoCs
pid Process 4864 vlc-media-player-3.0.23-installer.tmp - Checks for any installed AV software in registry 1 TTPs 9 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\AVAST Software\Avast vlc-media-player-3.0.23-installer.tmp Key opened \REGISTRY\MACHINE\SOFTWARE\AVG\AV\Dir vlc-media-player-3.0.23-installer.tmp Key opened \REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000\SOFTWARE\AVAST Software\Avast vlc-media-player-3.0.23-installer.tmp Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Avast Software\Avast vlc-media-player-3.0.23-installer.tmp Key opened \REGISTRY\MACHINE\SOFTWARE\Avast Software\Avast vlc-media-player-3.0.23-installer.tmp Key opened \REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000\SOFTWARE\Avast Software\Avast vlc-media-player-3.0.23-installer.tmp Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\AVG\AV\Dir vlc-media-player-3.0.23-installer.tmp Key opened \REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000\SOFTWARE\AVG\AV\Dir vlc-media-player-3.0.23-installer.tmp Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\AVAST Software\Avast vlc-media-player-3.0.23-installer.tmp - System Location Discovery: System Language Discovery 1 TTPs 2 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 vlc-media-player-3.0.23-installer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vlc-media-player-3.0.23-installer.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/5944-0-0x0000000000460000-0x000000000053C000-memory.dmp innosetup behavioral2/memory/5944-22-0x0000000000460000-0x000000000053C000-memory.dmp innosetup - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ vlc-media-player-3.0.23-installer.tmp Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 vlc-media-player-3.0.23-installer.tmp - Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 9 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4864 vlc-media-player-3.0.23-installer.tmp 4864 vlc-media-player-3.0.23-installer.tmp 4864 vlc-media-player-3.0.23-installer.tmp 4864 vlc-media-player-3.0.23-installer.tmp 4864 vlc-media-player-3.0.23-installer.tmp 4864 vlc-media-player-3.0.23-installer.tmp 4864 vlc-media-player-3.0.23-installer.tmp 4864 vlc-media-player-3.0.23-installer.tmp - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4864 vlc-media-player-3.0.23-installer.tmp - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5944 wrote to memory of 4864 5944 vlc-media-player-3.0.23-installer.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\vlc-media-player-3.0.23-installer.exe"C:\Users\Admin\AppData\Local\Temp\vlc-media-player-3.0.23-installer.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5944 -
C:\Users\Admin\AppData\Local\Temp\is-WJDEPPA48G.tmp\vlc-media-player-3.0.23-installer.tmp"C:\Users\Admin\AppData\Local\Temp\is-WJDEPPA48G.tmp\vlc-media-player-3.0.23-installer.tmp" /SL5="$60048,848247,840704,C:\Users\Admin\AppData\Local\Temp\vlc-media-player-3.0.23-installer.exe"2⤵
- Downloads MZ/PE file
- Executes dropped EXE
- Checks for any installed AV software in registry
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:4864
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-FS96OH8RYU.tmp\100.png
- Size 42KB
- SHA256 2ddd50ca3bb30387c309b0a627cc14f2820352679caa1d59f0dd35aed9540453
- MD5 faff96fb8080a98bd1def3c4f9cce9c1
- SHA1 466c66dfaed49d93dd7d8a1e42919a4f03613efa
- SHA512 ad87ccc0bcb0115d5e7255935c5bd2b5eeb85b75f46206987d85f0f5e04afce054b0b3cee3d7577039db6ddbff1f0fdfdca657b7877376e4f97c80c5ed7514b7
- SSDEEP 768:53E5YnNz2SLHvDYgWfGHV8L77Yy/oksC+x8+RfWpzrdYnsi2anUpMQb3HGJ2:536Ynl2SLrYHAWHDgEqCSskn0nqA
- TLSH T11613F1B8B8DE416DDDDED6B8FCE66FF564816437CC84D1EA800CB028518E784366636B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-FS96OH8RYU.tmp\101.png
- Size 46KB
- SHA256 a6ecce54116936ca27d4be9797e32bf2f3cfc7e41519a23032992970fbd9d3ba
- MD5 5fd73821f3f097d177009d88dfd33605
- SHA1 1bacbbfe59727fa26ffa261fb8002f4b70a7e653
- SHA512 1769a6dfaa30aac5997f8d37f1df3ed4aab5bbee2abbcb30bde4230afed02e1ea9e81720b60f093a4c7fb15e22ee15a3a71ff7b84f052f6759640734af976e02
- SSDEEP 768:kLse/Ia4qCtiJ5BX17ZzMt1itbKT6GbnMHFFQCIN3HklYMsfa1pDLfkh:kLshpqCtiJ7179Mt/T6SMD/80lYMsULQ
- TLSH T1B023F12B4B5D9F23FAC7E84540F896A730E498B2A3D0D5082F4591CD4FDE9C4DAADB84
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-FS96OH8RYU.tmp\image.jpg
- Size 14KB
- SHA256 dc2f3893bce5287472c374aa14db3bd7eee8d013869455fa917c26ad823398c8
- MD5 f84aaa912cee5284f6d706ee3b60c9fb
- SHA1 edfbb7d1c20c9f3046e9214c73bb5021bcf8f60c
- SHA512 67fa11080cfd728a1fb26ae31df8418810099c11e6a1b4e055d7d85defc576b4a569dd76d56c6786b50eae6add921306a29eb14f56a4d090bd83a93431739b7e
- SSDEEP 384:RBFN1eaLj4uD4Z7hWHbdpu8LncqMk1Vo/rvk556:RXNsaLkuDP7dpH4DvX
- TLSH T1DA62D172B0154092C14693FE40EA9D595E2709A7EBFCBF032851737242B0DB7563A098
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-WJDEPPA48G.tmp\vlc-media-player-3.0.23-installer.tmp
- Size 4.1MB
- SHA256 3a62ae0d102cff66fba0a1f0b9bcdf116ad369c3c4f0212eb21a53c766c75a7d
- MD5 fa1c977a4003cc0793201a6f1711bb6d
- SHA1 99687859fe21ab2c851da864ba0c90d72862ca57
- SHA512 3fdd7887b940c005f54535e3d229d0c2f456bd9b2d28acc399c92078ec45adc334e065faa212d08fbd9495224b1767b18b1bde59150a32415df27d9727f59959
- SSDEEP 98304:fYU5hnuOajWwMPdCpepI3GrwrA+Jz333E:JxuHjWfZIzc
- TLSH T1F5168F03B388753EE4671A3A583FA284983F7A213A26CD4F6BF40D5C8F395416D2A757
- MD5 SHA1 SHA512 SSDEEP TLSH