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
159s - 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/1538.wav
- Size 673KB
- Sample261107-252fssf15t
- SHA256 d8e75c445a945413b03852208e75d85eae7c0cfb70f9d1c6878ddecb534ea507
- MD5 c8e305c1285969a7b683f5b4e8088e3d
- SHA1 846ef7af071d7dc8caedfa65db311501dd9dfa5a
- SHA512 7e4090b3cfb88fb20793934cf0dd9e520ec33a8071917b94b90d84e36f10a35b6379afef0b8fd8af52c32afa2fcb8b51785b5bc3749112e0616ee7c7c802bf45
- SSDEEP 12288:DxpIHopPdJNMcMMzdn2aEe7MU2IMMMzAnBA7MZVkPNZczyRW8e3zIJ1Z0v5W1FCb:D4HopFJNMcMMzdn2aEe7MU2IMMMzAnB5
- TLSH T173E4E066BDF52F27C6DF923C6C92881A021DED491330C24B9E219E87778C77718D62B9
- 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) \??\N: unregmp2.exe File opened (read-only) \??\U: unregmp2.exe File opened (read-only) \??\G: wmplayer.exe File opened (read-only) \??\O: wmplayer.exe File opened (read-only) \??\Z: wmplayer.exe File opened (read-only) \??\B: unregmp2.exe File opened (read-only) \??\J: unregmp2.exe File opened (read-only) \??\K: unregmp2.exe File opened (read-only) \??\I: wmplayer.exe File opened (read-only) \??\K: wmplayer.exe File opened (read-only) \??\R: wmplayer.exe File opened (read-only) \??\E: unregmp2.exe File opened (read-only) \??\A: wmplayer.exe File opened (read-only) \??\B: wmplayer.exe File opened (read-only) \??\L: wmplayer.exe File opened (read-only) \??\Q: wmplayer.exe File opened (read-only) \??\S: wmplayer.exe File opened (read-only) \??\U: wmplayer.exe File opened (read-only) \??\V: wmplayer.exe File opened (read-only) \??\Q: unregmp2.exe File opened (read-only) \??\L: unregmp2.exe File opened (read-only) \??\O: unregmp2.exe File opened (read-only) \??\V: unregmp2.exe File opened (read-only) \??\X: unregmp2.exe File opened (read-only) \??\Z: unregmp2.exe File opened (read-only) \??\N: wmplayer.exe File opened (read-only) \??\T: wmplayer.exe File opened (read-only) \??\A: unregmp2.exe File opened (read-only) \??\P: unregmp2.exe File opened (read-only) \??\E: wmplayer.exe File opened (read-only) \??\G: unregmp2.exe File opened (read-only) \??\H: unregmp2.exe File opened (read-only) \??\R: unregmp2.exe File opened (read-only) \??\S: unregmp2.exe File opened (read-only) \??\Y: unregmp2.exe File opened (read-only) \??\H: wmplayer.exe File opened (read-only) \??\P: wmplayer.exe File opened (read-only) \??\W: wmplayer.exe File opened (read-only) \??\M: unregmp2.exe File opened (read-only) \??\W: unregmp2.exe File opened (read-only) \??\X: wmplayer.exe File opened (read-only) \??\Y: wmplayer.exe File opened (read-only) \??\I: unregmp2.exe File opened (read-only) \??\T: unregmp2.exe File opened (read-only) \??\J: wmplayer.exe File opened (read-only) \??\M: wmplayer.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 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-895009113-1202185046-1686627690-1000\{EB805B3F-6336-466B-8A6D-2870D72DB6AD} wmplayer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\application/x-wmplayer wmplayer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\application/x-wmplayer\CLSID = "{cd3afa96-b84f-48f0-9393-7edc34128127}" wmplayer.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeShutdownPrivilege 552 wmplayer.exe Token: SeCreatePagefilePrivilege 552 wmplayer.exe Token: SeShutdownPrivilege 2056 unregmp2.exe Token: SeCreatePagefilePrivilege 2056 unregmp2.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 552 wmplayer.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 552 wrote to memory of 4844 552 wmplayer.exe 88 PID 4844 wrote to memory of 2056 4844 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\1538.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:552 -
C:\Windows\SysWOW64\unregmp2.exe"C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4844 -
C:\Windows\system32\unregmp2.exe"C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT3⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
PID:2056
-
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost1⤵
- Drops file in Windows directory
PID:3444
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 46600308e7f7bebba6d2032913a847c419183fd8aa1cb44e2f866568e61c0c02
- MD5 835793dcb1ff23c2a6bf2b79b863b65c
- SHA1 7ff8debfcfcf1dd1b9101b0028972fdae2eba1a5
- SHA512 57b518288582f93f183b4099516ec610ca0eb15d81405a6a337bc575bcc5c8f1f4646fb41b74ab9f776fadd95a42fc9c068bcf6e13dd783c5e25f8f27907d0b0
- SSDEEP 768:j7KGVp3zT13VuI61HOdrrA9abhr1vfEwPRzitFrzcooJImdba5aSt3MjxngbCjPs:t9t9tbYlHtMfeqWra/t1YlhM+GqEMi0
- TLSH T13F152E37A564A088DF3C35B2E5AD6F0DBD32650A12E002421F74B67F7A233C9D91B5E6
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb
- Size 1024KB
- SHA256 4d58cd2a58e754a14c9aa98880a9281a21b23d2d5bc0d6fe707d0a354b0d8cd5
- MD5 0980f0156d06f0074f8634c5cfa564e7
- SHA1 5da1bfa3c458febff82d7ebc4d54abd7265b83c9
- SHA512 500a2f502dfe05082897f837b1484244f1eb6d55bbf6dc62458ab8d917684147474ce85334ce35b803d6af6669a6887d89187492cc9f6347674f96d708565a16
- SSDEEP 768:y0aleDxcg7KGVp3zT13VuI61HOdrrA9abhr8fEwPRzitFrzAqUmNKX08oJImdbax:cZP2tFP3vqY8CqEMvTaBacg
- TLSH T14A257537D190B0C5CE2CB171E9ED8F09BA23A10B11A052465FF8A57E7A533D99D0B1EB
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\LocalMLS_3.wmdb
- Size 68KB
- SHA256 74c7b00cd09aa037a509170362a0b318c69186a85897bd5122a0020e0126836e
- MD5 5e73a6723ad91db2a94302fdef21ebce
- SHA1 42460c2d6cd37084207a7299c8eb9d977d46c4ab
- SHA512 0ecdcac3c31c272169eb5df67061f5b9ba9ad07e223af711dee4ee273dffed12f0734330ca09add358cb61b49207e4b45dbbc44ccf96d0d2395d567ede4e23cd
- SSDEEP 96:BC2yIC0aelt4NXtZUMUstp7XtKUMbsttUMlst+OXtDL2tALXtQtHAtJt2:gnv/nSnIn6
- TLSH T1D663A72067F45A4EF3F76F702AFA95672E3A78A16E25D14C0224461E8D71F2CD930B22
- 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
- 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 40f36a0d5ee794cad1b06b7e3720fcd5722f9c66cf39488e8407825959f1d29a
- MD5 d521322812f4053763cd0ad8d18d536f
- SHA1 df2716876d6ee14554329627b75ee821e6c88c34
- SHA512 d23a2a52b04f9a676f2bc808840304ce84b35211452b759ce8adc76fceed726a29d1af705a1b14016bf1b0ca7d42e703811012d2869931fdea301c7d99e559c4
- TLSH T16E216E571B8DD4708AE01BA71CEC8E25737BD7CA43A0D0A9B34DA0394C0352D9B3D06D
- MD5 SHA1 SHA512 TLSH