Overview
overview
7Static
static
3BiliTools_...up.exe
windows10-2004-x64
7BiliTools_...up.exe
windows11-ltsc_2024-x64
7$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...dl.dll
windows10-2004-x64
3$PLUGINSDI...dl.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...nu.dll
windows10-2004-x64
3$PLUGINSDI...nu.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...ls.dll
windows11-ltsc_2024-x64
3DanmakuFactory.exe
windows10-2004-x64
1DanmakuFactory.exe
windows11-ltsc_2024-x64
1aria2c.exe
windows10-2004-x64
1aria2c.exe
windows11-ltsc_2024-x64
1bilitools.exe
windows10-2004-x64
6bilitools.exe
windows11-ltsc_2024-x64
6ffmpeg.exe
windows10-2004-x64
1ffmpeg.exe
windows11-ltsc_2024-x64
1uninstall.exe
windows10-2004-x64
7uninstall.exe
windows11-ltsc_2024-x64
7$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...ls.dll
windows11-ltsc_2024-x64
3BiliTools_...��.url
windows10-2004-x64
1BiliTools_...��.url
windows11-ltsc_2024-x64
1Analysis
- max time kernel
150s - max time network
116s - 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, 07:48
Behavioral task
behavioral1
Sample
BiliTools_1.4.0-7_x64-setup/BiliTools_1.4.0-7_x64-setup.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
BiliTools_1.4.0-7_x64-setup/BiliTools_1.4.0-7_x64-setup.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral15
Sample
DanmakuFactory.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral16
Sample
DanmakuFactory.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral17
Sample
aria2c.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral18
Sample
aria2c.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral19
Sample
bilitools.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral20
Sample
bilitools.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral21
Sample
ffmpeg.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral22
Sample
ffmpeg.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral23
Sample
uninstall.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral24
Sample
uninstall.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral29
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral30
Sample
$PLUGINSDIR/nsis_tauri_utils.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral31
Sample
BiliTools_1.4.0-7_x64-setup/木风软件站-一个优秀的软件资源分享平台.url
Resource
win10v2004-20260513-en
Behavioral task
behavioral32
Sample
BiliTools_1.4.0-7_x64-setup/木风软件站-一个优秀的软件资源分享平台.url
Resource
win11ltsc2024-20260709-en
General
- Target BiliTools_1.4.0-7_x64-setup/BiliTools_1.4.0-7_x64-setup.exe
- Size 10.8MB
- Sample260802-jm9eksxfng
- SHA256 40e2ad8dbe0e39426277d451ae27e2726a0c6dbf5ab65160824b6fe855ab1863
- MD5 81db996529099c9944b5df5f102d82e7
- SHA1 24b5e14b1bf2f682e936abbdb42a0110d4264717
- SHA512 1550c6434b2c14b5e7fe7964c0688d997d75b0c7112e3df2db40a3f8dc7cab8565a163366aa7310a333a757414d1aa18006243c6207cfeaff2a6ac46d46e7601
- SSDEEP 196608:9sK5eNExbnE7MJg6n7g0o7HCl5eH2qZuY/Be54r+Ab11urb9nmRAGFczt42WYQZv:9sBNExbnYMV7n06KzfBIYlb11Qb9mxFh
- TLSH T1CDB63315FE71C8B3CB1C1BF06DB94903E6FB713C6821C194868A997FDCA1FA15206B96
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Loads dropped DLL 7 IoCs
pid Process 1084 BiliTools_1.4.0-7_x64-setup.exe 1084 BiliTools_1.4.0-7_x64-setup.exe 1084 BiliTools_1.4.0-7_x64-setup.exe 1084 BiliTools_1.4.0-7_x64-setup.exe 1084 BiliTools_1.4.0-7_x64-setup.exe 1084 BiliTools_1.4.0-7_x64-setup.exe 1084 BiliTools_1.4.0-7_x64-setup.exe - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 BiliTools_1.4.0-7_x64-setup.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1084 BiliTools_1.4.0-7_x64-setup.exe 1084 BiliTools_1.4.0-7_x64-setup.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\BiliTools_1.4.0-7_x64-setup\BiliTools_1.4.0-7_x64-setup.exe"C:\Users\Admin\AppData\Local\Temp\BiliTools_1.4.0-7_x64-setup\BiliTools_1.4.0-7_x64-setup.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1084
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\nsf4425.tmp\LangDLL.dll
- Size 5KB
- SHA256 18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026
- MD5 68b287f4067ba013e34a1339afdb1ea8
- SHA1 45ad585b3cc8e5a6af7b68f5d8269c97992130b3
- SHA512 06c38bbb07fb55256f3cdc24e77b3c8f3214f25bfd140b521a39d167113bf307a7e8d24e445d510bc5e4e41d33c9173bb14e3f2a38bc29a0e3d08c1f0dca4bdb
- SSDEEP 48:S46+/nTKYKxbWsptIpBtWZ0iV8jAWiAJCvxft2O2B8mFofjLl:zFuPbOBtWZBV8jAWiAJCdv2Cm0L
- TLSH T16BC19474B3C248B9C491513768AB33D36612EE746784500F9F6711AA38209F7AD3EBC3
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsf4425.tmp\System.dll
- Size 12KB
- SHA256 8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8
- MD5 cff85c549d536f651d4fb8387f1976f2
- SHA1 d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e
- SHA512 531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88
- SSDEEP 192:Zjvco0qWTlt70m5Aj/lQ0sEWD/wtYbBHFNaDybC7y+XBz0QPi:FHQlt70mij/lQRv/9VMjzr
- TLSH T126426B129BB089F2F591583814667F2A6FBE9C5D27F50563CFE304D63D212CB983A283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsf4425.tmp\nsDialogs.dll
- Size 9KB
- SHA256 56b96add1978b1abba286f7f8982b0efbe007d4a48b3ded6a4d408e01d753fe2
- MD5 6c3f8c94d0727894d706940a8a980543
- SHA1 0d1bcad901be377f38d579aafc0c41c0ef8dcefd
- SHA512 2094f0e4bb7c806a5ff27f83a1d572a5512d979eefda3345baff27d2c89e828f68466d08c3ca250da11b01fc0407a21743037c25e94fbe688566dd7deaebd355
- SSDEEP 96:o0svUu3Uy+sytcS8176b+XR8pCHFcMcxSgB5PKtAtgt+Nt+rnt3DVEB3YcNqkzfS:o0svWyNO81b8pCHFcM0PuAgkOyuIFc
- TLSH T17012F992E6A450B3C5D6533B35AA2F2DCBBD5325B0926C00C7738E4D39395B66E38353
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsf4425.tmp\nsis_tauri_utils.dll
- Size 33KB
- SHA256 3697d11bdbe1e34daa26b1e89d84276d9ff28148906943d0fe888354c3b13620
- MD5 acde70f73d3b71b1c4222b763537780d
- SHA1 b053b2e5fdb97257954c8f935d80964f056520ae
- SHA512 598fc58a5f561e7995eccccb065faf2a2386bce0cfc4199fa95ba9fb74e9fcb291914676996c90728dd283223c2180de9fe073a4c936e60fbabe036d7e0a40de
- SSDEEP 768:L8+c2MM0Hxd1fBTsRmMZdauVKAFKpnp0jdhK7R+qVQTxM:L8+DMfHPxAIMtXIVQTx
- TLSH T144F24A18FCC47EB6E6DF0570080D4A7E826FC8181B14CE9BD3A51EA2D5A63729EE501F
- MD5 SHA1 SHA512 SSDEEP TLSH