b52bc0e94ae7c823753777aab3223ec9eda314584744c7bd7a2c624e68ad5028

Analysis

max time kernel
896s
max time network
438s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
28-12-2024 10:10

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General

Target

XWorm v5.1-5.2/XWorm/XWorm V5.2/Sounds/Chat.wav
Size

45KB
MD5

832a3652fd780edcdb2439ec33532c0d
SHA1

f0754ee6519d77700f5ee5b744b8c99386d7b577
SHA256

45f4136e58a5f749d125d2ab54308f81954d2c5b364b66013660a6c358845d1e
SHA512

3b3b55afcdfa00d9b7085b20ed52a7b4d8b7d403f5d0d1c539781db1a20257efd8c856e19b8f32ea33766a580690b498ff063849519691a9a4cbbcd3e9447cd4
SSDEEP

768:QVPqefmaP5C3KduJn13jSHYHzIcr6DPW75Pvi3Fy5NQbIbhuJLA+LhDclY3Rp6:yP1mU5GlJnBS4TIQ6o163ofQ8b4Pfm

Score

6^/10

discovery

Malware Config

Signatures

Drops desktop.ini file(s) 7 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Pictures\desktop.ini	wmplayer.exe
File opened for modification	C:\Users\Public\Pictures\desktop.ini	wmplayer.exe
File opened for modification	C:\Users\Admin\Music\desktop.ini	wmplayer.exe
File opened for modification	C:\Users\Public\desktop.ini	wmplayer.exe
File opened for modification	C:\Users\Public\Music\desktop.ini	wmplayer.exe
File opened for modification	C:\Users\Admin\Videos\desktop.ini	wmplayer.exe
File opened for modification	C:\Users\Public\Videos\desktop.ini	wmplayer.exe

Enumerates connected drives 3 TTPs 46 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\N:	wmplayer.exe
File opened (read-only)	\??\V:	wmplayer.exe
File opened (read-only)	\??\L:	unregmp2.exe
File opened (read-only)	\??\M:	unregmp2.exe
File opened (read-only)	\??\T:	unregmp2.exe
File opened (read-only)	\??\V:	unregmp2.exe
File opened (read-only)	\??\K:	wmplayer.exe
File opened (read-only)	\??\M:	wmplayer.exe
File opened (read-only)	\??\E:	unregmp2.exe
File opened (read-only)	\??\I:	unregmp2.exe
File opened (read-only)	\??\J:	unregmp2.exe
File opened (read-only)	\??\U:	unregmp2.exe
File opened (read-only)	\??\E:	wmplayer.exe
File opened (read-only)	\??\H:	wmplayer.exe
File opened (read-only)	\??\X:	wmplayer.exe
File opened (read-only)	\??\Y:	wmplayer.exe
File opened (read-only)	\??\G:	unregmp2.exe
File opened (read-only)	\??\H:	unregmp2.exe
File opened (read-only)	\??\S:	unregmp2.exe
File opened (read-only)	\??\Y:	unregmp2.exe
File opened (read-only)	\??\I:	wmplayer.exe
File opened (read-only)	\??\L:	wmplayer.exe
File opened (read-only)	\??\O:	wmplayer.exe
File opened (read-only)	\??\R:	wmplayer.exe
File opened (read-only)	\??\A:	unregmp2.exe
File opened (read-only)	\??\R:	unregmp2.exe
File opened (read-only)	\??\Q:	wmplayer.exe
File opened (read-only)	\??\T:	wmplayer.exe
File opened (read-only)	\??\U:	wmplayer.exe
File opened (read-only)	\??\Z:	wmplayer.exe
File opened (read-only)	\??\N:	unregmp2.exe
File opened (read-only)	\??\Z:	unregmp2.exe
File opened (read-only)	\??\B:	wmplayer.exe
File opened (read-only)	\??\J:	wmplayer.exe
File opened (read-only)	\??\P:	wmplayer.exe
File opened (read-only)	\??\W:	wmplayer.exe
File opened (read-only)	\??\K:	unregmp2.exe
File opened (read-only)	\??\A:	wmplayer.exe
File opened (read-only)	\??\Q:	unregmp2.exe
File opened (read-only)	\??\W:	unregmp2.exe
File opened (read-only)	\??\X:	unregmp2.exe
File opened (read-only)	\??\S:	wmplayer.exe
File opened (read-only)	\??\B:	unregmp2.exe
File opened (read-only)	\??\O:	unregmp2.exe
File opened (read-only)	\??\P:	unregmp2.exe
File opened (read-only)	\??\G:	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.

discovery

System Language Discovery

T1614.001

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-1-5-21-4249425805-3408538557-1766626484-1000\{4FDC5EED-665C-49DA-92E8-C6B734170C2D}	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 8 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4324	wmplayer.exe
Token: SeCreatePagefilePrivilege	4324	wmplayer.exe
Token: SeShutdownPrivilege	4372	unregmp2.exe
Token: SeCreatePagefilePrivilege	4372	unregmp2.exe
Token: 33	1148	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1148	AUDIODG.EXE
Token: SeShutdownPrivilege	4324	wmplayer.exe
Token: SeCreatePagefilePrivilege	4324	wmplayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4324	wmplayer.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4324 wrote to memory of 4064	4324	wmplayer.exe	77
PID 4324 wrote to memory of 4064	4324	wmplayer.exe	77
PID 4324 wrote to memory of 4064	4324	wmplayer.exe	77
PID 4064 wrote to memory of 4372	4064	unregmp2.exe	78
PID 4064 wrote to memory of 4372	4064	unregmp2.exe	78

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\XWorm v5.1-5.2\XWorm\XWorm V5.2\Sounds\Chat.wav"
1⤵
- Drops desktop.ini file(s)
- 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:4324
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4064
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:4372

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost
1⤵
- Drops file in Windows directory
PID:1240

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x00000000000004C4 0x00000000000004AC
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1148

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb

Filesize
384KB

MD5
e60e7f0c46e10ab3797e81401556c1be

SHA1
55408f975ead4e6aa62a5cb02801aa610916a2a1

SHA256
10fe03130d03db357a2c91f4f63d8b3a24bdc833e8d024b6c869cb5c7e59848b

SHA512
5ef496a75027acd2f0449cf54066293a8285e8d8649ef3403457250811ad4c568be786eb7e538df304b8b211f04805292226c946dc3a481b6dfa84cb094ba94b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb

Filesize
1024KB

MD5
3648c7cca2fa2f33a5562aaf597c7d7b

SHA1
3372c73edcd9ddeb6d0734da8c53c52dc2905642

SHA256
e27b9b0267db84eb24067d62cafd36dca18633a1594f8155d992d286d11ff677

SHA512
229937a7c3262c11a164c60c5ad2847616c9be5c5d0f328272838a82b0b2526b33fd5e06d6e873722e43211a95a89cfe62c370006b5703955842c5738ad47987

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Media Player\LocalMLS_3.wmdb

Filesize
68KB

MD5
f3559d9aadf23405a2bf6f7609b4c265

SHA1
fb35770b7a03f812cadebe5f459f32a85d6dfdd9

SHA256
bc7068c2da6bd22035b41832c170ef97e5d5bd5eb4ae7975de203c6f2d864526

SHA512
db6eda72dc7ec33243c3cff5e3abe55c1bce1afb2744a3751c15123671feac32144e75492b542757a75f50c040463e3ef56889b609a0693122aee46b2b362fb4

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.DTD

Filesize
498B

MD5
90be2701c8112bebc6bd58a7de19846e

SHA1
a95be407036982392e2e684fb9ff6602ecad6f1e

SHA256
644fbcdc20086e16d57f31c5bad98be68d02b1c061938d2f5f91cbe88c871fbf

SHA512
d618b473b68b48d746c912ac5fc06c73b047bd35a44a6efc7a859fe1162d68015cf69da41a5db504dcbc4928e360c095b32a3b7792fcc6a38072e1ebd12e7cbe

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML

Filesize
9KB

MD5
7050d5ae8acfbe560fa11073fef8185d

SHA1
5bc38e77ff06785fe0aec5a345c4ccd15752560e

SHA256
cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

SHA512
a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

Download Submit
C:\Users\Admin\AppData\Local\Temp\wmsetup.log

Filesize
1KB

MD5
48fa3411e09dc62311f7d9369d4b6daa

SHA1
4dc8b48afffdc954d69a2ef52cb86bac0f08d434

SHA256
f16727d8735e8eed3ed0552e169ff2c24a99c2b5e468f04061773c4ca4f3d7cb

SHA512
e559c04fb631a6a13e67648b7cbf183945f099e59de4c6dc5b7ec476707562f5bb882a4a2fe5d4e94ea501759dcc85e113185166d83e0319da90382ad618db45

Download Submit
memory/4324-31-0x0000000004670000-0x0000000004680000-memory.dmp

Filesize
64KB

Download
memory/4324-33-0x0000000004670000-0x0000000004680000-memory.dmp

Filesize
64KB

Download
memory/4324-32-0x0000000004670000-0x0000000004680000-memory.dmp

Filesize
64KB

Download
memory/4324-34-0x0000000004670000-0x0000000004680000-memory.dmp

Filesize
64KB

Download
memory/4324-36-0x0000000004670000-0x0000000004680000-memory.dmp

Filesize
64KB

Download
memory/4324-35-0x0000000004670000-0x0000000004680000-memory.dmp

Filesize
64KB

Download
memory/4324-40-0x0000000006FA0000-0x0000000006FB0000-memory.dmp

Filesize
64KB

Download
memory/4324-41-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-42-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-43-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-44-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-45-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-46-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-47-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-48-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-49-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-51-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-50-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-53-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-55-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-54-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-57-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-58-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-56-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-59-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-61-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-60-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-62-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-65-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-66-0x0000000006FA0000-0x0000000006FB0000-memory.dmp

Filesize
64KB

Download
memory/4324-64-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-67-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-63-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-69-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-68-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-70-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-72-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-71-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-75-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-77-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-76-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-74-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-73-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-79-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-82-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-83-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-85-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-84-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-81-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-86-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-87-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-88-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-89-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-90-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-92-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-93-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-94-0x0000000006FA0000-0x0000000006FB0000-memory.dmp

Filesize
64KB

Download
memory/4324-96-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-98-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-97-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-99-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-102-0x0000000008D90000-0x0000000008DA0000-memory.dmp

Filesize
64KB

Download
memory/4324-101-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download
memory/4324-100-0x0000000008DA0000-0x0000000008DB0000-memory.dmp

Filesize
64KB

Download