Overview
overview
6Static
static
1cvs888xgst...pd.zip
windows10-2004-x64
1cvs888xgst...pd.zip
windows11-ltsc_2024-x64
1art/sound/...D.json
windows10-2004-x64
3art/sound/...D.json
windows11-ltsc_2024-x64
3art/sound/...D.json
windows10-2004-x64
3art/sound/...D.json
windows11-ltsc_2024-x64
3art/sound/...D.json
windows10-2004-x64
3art/sound/...D.json
windows11-ltsc_2024-x64
3art/sound/...D.json
windows10-2004-x64
3art/sound/...D.json
windows11-ltsc_2024-x64
3art/sound/...38.wav
windows10-2004-x64
6art/sound/...38.wav
windows11-ltsc_2024-x64
1art/sound/...3o.wav
windows10-2004-x64
6art/sound/...3o.wav
windows11-ltsc_2024-x64
1art/sound/...95.wav
windows10-2004-x64
6art/sound/...95.wav
windows11-ltsc_2024-x64
1art/sound/...93.wav
windows10-2004-x64
6art/sound/...93.wav
windows11-ltsc_2024-x64
1art/sound/...2o.wav
windows10-2004-x64
6art/sound/...2o.wav
windows11-ltsc_2024-x64
1art/sound/...85.wav
windows10-2004-x64
6art/sound/...85.wav
windows11-ltsc_2024-x64
1art/sound/...5o.wav
windows10-2004-x64
6art/sound/...5o.wav
windows11-ltsc_2024-x64
1art/sound/...8o.wav
windows10-2004-x64
6art/sound/...8o.wav
windows11-ltsc_2024-x64
1art/sound/...94.wav
windows10-2004-x64
6art/sound/...94.wav
windows11-ltsc_2024-x64
1art/sound/...7o.wav
windows10-2004-x64
6art/sound/...7o.wav
windows11-ltsc_2024-x64
1art/sound/...9o.wav
windows10-2004-x64
6art/sound/...9o.wav
windows11-ltsc_2024-x64
1Analysis
- max time kernel
149s - max time network
158s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
07/11/2026, 23:10
Static task
static1
Behavioral task
behavioral1
Sample
cvs888xgstreak_s13 upd.zip
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
cvs888xgstreak_s13 upd.zip
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral3
Sample
art/sound/blends/H22A4_ENG.sfxBlend2D.json
Resource
win10v2004-20260911-en
Behavioral task
behavioral4
Sample
art/sound/blends/H22A4_ENG.sfxBlend2D.json
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral5
Sample
art/sound/blends/H22A4_EXH.sfxBlend2D.json
Resource
win10v2004-20260911-en
Behavioral task
behavioral6
Sample
art/sound/blends/H22A4_EXH.sfxBlend2D.json
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral7
Sample
art/sound/blends/HR20DET_SPORT_EXH.sfxBlend2D.json
Resource
win10v2004-20260911-en
Behavioral task
behavioral8
Sample
art/sound/blends/HR20DET_SPORT_EXH.sfxBlend2D.json
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral9
Sample
art/sound/blends/SR20DET_SPORT_EXH.sfxBlend2D.json
Resource
win10v2004-20260911-en
Behavioral task
behavioral10
Sample
art/sound/blends/SR20DET_SPORT_EXH.sfxBlend2D.json
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral11
Sample
art/sound/engine/H22A4_ENG/1538.wav
Resource
win10v2004-20260911-en
Behavioral task
behavioral12
Sample
art/sound/engine/H22A4_ENG/1538.wav
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral13
Sample
art/sound/engine/H22A4_ENG/1933o.wav
Resource
win10v2004-20260911-en
Behavioral task
behavioral14
Sample
art/sound/engine/H22A4_ENG/1933o.wav
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral15
Sample
art/sound/engine/H22A4_ENG/1995.wav
Resource
win10v2004-20260911-en
Behavioral task
behavioral16
Sample
art/sound/engine/H22A4_ENG/1995.wav
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral17
Sample
art/sound/engine/H22A4_ENG/2693.wav
Resource
win10v2004-20260911-en
Behavioral task
behavioral18
Sample
art/sound/engine/H22A4_ENG/2693.wav
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral19
Sample
art/sound/engine/H22A4_ENG/2802o.wav
Resource
win10v2004-20260911-en
Behavioral task
behavioral20
Sample
art/sound/engine/H22A4_ENG/2802o.wav
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral21
Sample
art/sound/engine/H22A4_ENG/3485.wav
Resource
win10v2004-20260911-en
Behavioral task
behavioral22
Sample
art/sound/engine/H22A4_ENG/3485.wav
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral23
Sample
art/sound/engine/H22A4_ENG/3515o.wav
Resource
win10v2004-20260911-en
Behavioral task
behavioral24
Sample
art/sound/engine/H22A4_ENG/3515o.wav
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral25
Sample
art/sound/engine/H22A4_ENG/4218o.wav
Resource
win10v2004-20260911-en
Behavioral task
behavioral26
Sample
art/sound/engine/H22A4_ENG/4218o.wav
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral27
Sample
art/sound/engine/H22A4_ENG/4394.wav
Resource
win10v2004-20260911-en
Behavioral task
behavioral28
Sample
art/sound/engine/H22A4_ENG/4394.wav
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral29
Sample
art/sound/engine/H22A4_ENG/4877o.wav
Resource
win10v2004-20260911-en
Behavioral task
behavioral30
Sample
art/sound/engine/H22A4_ENG/4877o.wav
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral31
Sample
art/sound/engine/H22A4_ENG/5449o.wav
Resource
win10v2004-20260911-en
Behavioral task
behavioral32
Sample
art/sound/engine/H22A4_ENG/5449o.wav
Resource
win11ltsc2024-20260911-en
General
- Target art/sound/engine/H22A4_ENG/1995.wav
- Size 158KB
- Sample261107-252fssf15t
- SHA256 b962ac4eaf427c75f45a8c5290ff1abbe9872c9951ad7aa77e4157f6baabca93
- MD5 27573babfb3385c4308b1c580c74f18a
- SHA1 9e4a610a60b0e0d80a83799a8488ed5ae48a5d15
- SHA512 bcc48dcd10c3ddcded5736f71f764fb52de7b3e3349fb0a2a915091d9a16f16d81a03611803d7c40cd92d03c5d6116d373da337a7b2d13fc2b6108fcaea7866a
- SSDEEP 3072:YmL/nPoDrkecUGbbe1JxnM70pNbn1idOZXNtmLDlbH0i8CfHmRYOacezCpkt4BKU:YIvQDAecHe1JxMO18eX4lbH0izfItgPo
- TLSH T1BAF38829ECE23F12C5AE616D5DD3C429452ADC0C2732C95FAF1A4B97334A23216DB67C
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Enumerates connected drives 3 TTPs 46 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\P: unregmp2.exe File opened (read-only) \??\E: wmplayer.exe File opened (read-only) \??\W: wmplayer.exe File opened (read-only) \??\Z: wmplayer.exe File opened (read-only) \??\A: unregmp2.exe File opened (read-only) \??\T: unregmp2.exe File opened (read-only) \??\U: unregmp2.exe File opened (read-only) \??\P: wmplayer.exe File opened (read-only) \??\Q: wmplayer.exe File opened (read-only) \??\X: wmplayer.exe File opened (read-only) \??\S: unregmp2.exe File opened (read-only) \??\Z: unregmp2.exe File opened (read-only) \??\K: wmplayer.exe File opened (read-only) \??\U: wmplayer.exe File opened (read-only) \??\V: wmplayer.exe File opened (read-only) \??\O: unregmp2.exe File opened (read-only) \??\G: wmplayer.exe File opened (read-only) \??\H: wmplayer.exe File opened (read-only) \??\T: wmplayer.exe File opened (read-only) \??\G: unregmp2.exe File opened (read-only) \??\J: unregmp2.exe File opened (read-only) \??\R: unregmp2.exe File opened (read-only) \??\W: unregmp2.exe File opened (read-only) \??\Y: unregmp2.exe File opened (read-only) \??\J: wmplayer.exe File opened (read-only) \??\Y: wmplayer.exe File opened (read-only) \??\I: unregmp2.exe File opened (read-only) \??\K: unregmp2.exe File opened (read-only) \??\V: unregmp2.exe File opened (read-only) \??\X: unregmp2.exe File opened (read-only) \??\I: wmplayer.exe File opened (read-only) \??\M: wmplayer.exe File opened (read-only) \??\R: wmplayer.exe File opened (read-only) \??\E: unregmp2.exe File opened (read-only) \??\H: unregmp2.exe File opened (read-only) \??\M: unregmp2.exe File opened (read-only) \??\A: wmplayer.exe File opened (read-only) \??\Q: unregmp2.exe File opened (read-only) \??\B: wmplayer.exe File opened (read-only) \??\L: wmplayer.exe File opened (read-only) \??\N: wmplayer.exe File opened (read-only) \??\O: wmplayer.exe File opened (read-only) \??\S: wmplayer.exe File opened (read-only) \??\B: unregmp2.exe File opened (read-only) \??\L: unregmp2.exe File opened (read-only) \??\N: unregmp2.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\Microsoft\UPnP Device Host\upnphost\udhisapi.dll svchost.exe File opened for modification C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\Microsoft\UPnP Device Host\upnphost\udhisapi.dll svchost.exe - 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 wmplayer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language unregmp2.exe - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-2091445952-3649787497-104050984-1000\{F6AE0E3C-9FCF-4E79-8AFD-04FF7BFA2139} wmplayer.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeShutdownPrivilege 5576 wmplayer.exe Token: SeCreatePagefilePrivilege 5576 wmplayer.exe Token: SeShutdownPrivilege 1100 unregmp2.exe Token: SeCreatePagefilePrivilege 1100 unregmp2.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 5576 wmplayer.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 5576 wrote to memory of 1104 5576 wmplayer.exe 88 PID 1104 wrote to memory of 1100 1104 unregmp2.exe 89
Processes
-
C:\Program Files (x86)\Windows Media Player\wmplayer.exe"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /Open "C:\Users\Admin\AppData\Local\Temp\art\sound\engine\H22A4_ENG\1995.wav"1⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:5576 -
C:\Windows\SysWOW64\unregmp2.exe"C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1104 -
C:\Windows\system32\unregmp2.exe"C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT3⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
PID:1100
-
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost1⤵
- Drops file in Windows directory
PID:5612
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb
- Size 896KB
- SHA256 4f7a1ba890f8bf9fb3749192621c1306b697a0d20e505cc09af29b6b0fa4e7f1
- MD5 842b4aaa4c1c9ea456cf906c064dbb3c
- SHA1 79b51fa99ff5b94ae5c95b24c45ebcd88bdfceef
- SHA512 9efaca2599ef128536af007a0e1f575a04817aca11e10dc316fbaa76cb2aabb48e6357ab92abf7da8a031a7aad0b2ccfd3bd5b85cd2efafeeee180619e0a8917
- SSDEEP 1536:59ZZ9tjYpktMhKSo/oGXr1YloF+GqEMioTaBacg:zL9tGkmo/d+60Tal
- TLSH T1A815FA37A474A098DF3C36B2E5BD2F4DBD72641A12E002411F64767FBA223D8DA0A5E5
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb
- Size 1024KB
- SHA256 b9449c2d448cd0cd4e347c4c4998bd2937e4eaeebc3e954844adaff16f6429df
- MD5 a6fde73260d60e7a0c561d2a62d0fed0
- SHA1 4d9b894ef1ecf0cc9d80083ef8ee45e0287d317d
- SHA512 c78d6b2344bd80ad10780d4954b8dcf9569e9a098cbb03ed7beafd76ab05d89aa02924bfad7f7050ea4a258adbd5800b34087b2b51c2d4cd3c5eec1c2c60bc05
- SSDEEP 768:90aleDxcg7KGVp3zT13VuI61HOdrrA9abhr8fEwPRzitFrzAqUmNKX08oJImdbaw:rZP2tFP3vqY80qEMmTaBacg
- TLSH T141258437D190B0C5CE2C7171E9ED8F08BA23A10B11A052465FF8A57E7A633D99D1B1EB
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\LocalMLS_3.wmdb
- Size 68KB
- SHA256 452088cd8aa8bb2d8b4e40c704f4a503facc30eee0ccaaeaef597dc2e3bf773b
- MD5 1d35e304c2ef4ddf1b54764193e6e4af
- SHA1 7b03a3d5935740b8dd7427137e35845fb59eebe1
- SHA512 75e06498ede56d55b03ad3b66e7ef240326ee0850d5e948aa3ed9364ed0e4c3076035f5ae68737c8a3bd07e234a81602701301aa5752b99fb53f360fa37a15ea
- SSDEEP 96:lfoGZVlttNXtuUMUstM7XtlUMbstCUMlstXOXtEL2t1LXt/tGAtmt:SGenan3nS
- TLSH T1206314142AE45649F3FBAF70AEF565672E3A38A25E35D04E0354421D0974F2CEE31B26
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.DTD
- Size 498B
- SHA256 644fbcdc20086e16d57f31c5bad98be68d02b1c061938d2f5f91cbe88c871fbf
- MD5 90be2701c8112bebc6bd58a7de19846e
- SHA1 a95be407036982392e2e684fb9ff6602ecad6f1e
- SHA512 d618b473b68b48d746c912ac5fc06c73b047bd35a44a6efc7a859fe1162d68015cf69da41a5db504dcbc4928e360c095b32a3b7792fcc6a38072e1ebd12e7cbe
- TLSH T15BF027AD4BE26C59323110903E78A0B0DD05F0B3645B3A6970CE5C7679E7D9C0407FD1
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML.bak
- Size 9KB
- SHA256 cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b
- MD5 7050d5ae8acfbe560fa11073fef8185d
- SHA1 5bc38e77ff06785fe0aec5a345c4ccd15752560e
- SHA512 a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b
- SSDEEP 96:/YkZRAF6zyHUhm77yB1pZYCEnfHrHH7B6xTGH+YCLV3zwULJEYCJWyHBt3zwFRh+:/2FV0bBPCfUdY
- TLSH T10022A2A194818DD206290E275DB95C0DDA8CE9D3832C24997C9EEB7FDFB1C00355FB6A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\wmsetup.log
- Size 1KB
- SHA256 2f9ad8fb7e5d6d0eadf8722e9058b7d0aae80ad3aae18d4ed9d5f1c0794830ec
- MD5 42036df4f0f43990f38076f3515e9512
- SHA1 d95ffce20ad164198779e14b66812cfff1e057b7
- SHA512 e44beb3c14bf3ed64fcd356d4421c8cf09a1d9823e3b228c7ccd953b80571b87d9f1052885f67b5ab6b8051ced2326154e9e7c99d608ab4d9ad084ed7b437518
- TLSH T15F216E571B8ED4708AE01BA71DEC8E25737BD7CA4761D0A5B38DA0394C0312D5B3D55D
- MD5 SHA1 SHA512 TLSH