3be5612f7ec510a547628a50271d4076ddf4425773a825690a7b1f9d52bc63b5

Analysis

max time kernel
128s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14/09/2024, 18:14

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General

Target

20240914_201432.mp4
Size

5.1MB
MD5

e77ab87fd86efdc684710896233e30e8
SHA1

79c8096f21136242ed9c713a7a9172da383820ed
SHA256

3be5612f7ec510a547628a50271d4076ddf4425773a825690a7b1f9d52bc63b5
SHA512

ab121e2e612c4c402a87cc28dc68cc13280f8ef91ec6a8d78b0655ebf0a03b002bf39b076a2c4257e234615a096efc87b7951011f823bbb68c61ec39413bfae7
SSDEEP

98304:bmd6nJAOexsTafBV0/sNHjPEzjbBznVMJPONoQcSw12QTqzbE/al+BqQeb5YHFG:bmdqJAOexsEVQKg3bBznVMAD594k4qLt

Score

6^/10

discovery

Malware Config

Signatures

Drops desktop.ini file(s) 7 IoCs

description	ioc	Process
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
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

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)	\??\Z:	unregmp2.exe
File opened (read-only)	\??\T:	wmplayer.exe
File opened (read-only)	\??\X:	wmplayer.exe
File opened (read-only)	\??\U:	wmplayer.exe
File opened (read-only)	\??\B:	unregmp2.exe
File opened (read-only)	\??\H:	unregmp2.exe
File opened (read-only)	\??\O:	unregmp2.exe
File opened (read-only)	\??\M:	wmplayer.exe
File opened (read-only)	\??\N:	wmplayer.exe
File opened (read-only)	\??\K:	unregmp2.exe
File opened (read-only)	\??\R:	unregmp2.exe
File opened (read-only)	\??\X:	unregmp2.exe
File opened (read-only)	\??\O:	wmplayer.exe
File opened (read-only)	\??\Q:	unregmp2.exe
File opened (read-only)	\??\W:	unregmp2.exe
File opened (read-only)	\??\G:	wmplayer.exe
File opened (read-only)	\??\R:	wmplayer.exe
File opened (read-only)	\??\E:	unregmp2.exe
File opened (read-only)	\??\U:	unregmp2.exe
File opened (read-only)	\??\B:	wmplayer.exe
File opened (read-only)	\??\E:	wmplayer.exe
File opened (read-only)	\??\S:	wmplayer.exe
File opened (read-only)	\??\A:	unregmp2.exe
File opened (read-only)	\??\N:	unregmp2.exe
File opened (read-only)	\??\P:	unregmp2.exe
File opened (read-only)	\??\V:	unregmp2.exe
File opened (read-only)	\??\J:	wmplayer.exe
File opened (read-only)	\??\P:	wmplayer.exe
File opened (read-only)	\??\Y:	wmplayer.exe
File opened (read-only)	\??\G:	unregmp2.exe
File opened (read-only)	\??\I:	unregmp2.exe
File opened (read-only)	\??\A:	wmplayer.exe
File opened (read-only)	\??\H:	wmplayer.exe
File opened (read-only)	\??\I:	wmplayer.exe
File opened (read-only)	\??\Z:	wmplayer.exe
File opened (read-only)	\??\Y:	unregmp2.exe
File opened (read-only)	\??\K:	wmplayer.exe
File opened (read-only)	\??\L:	wmplayer.exe
File opened (read-only)	\??\J:	unregmp2.exe
File opened (read-only)	\??\L:	unregmp2.exe
File opened (read-only)	\??\M:	unregmp2.exe
File opened (read-only)	\??\S:	unregmp2.exe
File opened (read-only)	\??\T:	unregmp2.exe
File opened (read-only)	\??\Q:	wmplayer.exe
File opened (read-only)	\??\V:	wmplayer.exe
File opened (read-only)	\??\W:	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\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
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1302416131-1437503476-2806442725-1000\{2311112A-1813-4E80-A518-7BF174780DCC}	wmplayer.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3012	wmplayer.exe
Token: SeCreatePagefilePrivilege	3012	wmplayer.exe
Token: SeShutdownPrivilege	2832	unregmp2.exe
Token: SeCreatePagefilePrivilege	2832	unregmp2.exe
Token: 33	2896	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2896	AUDIODG.EXE
Token: SeShutdownPrivilege	3012	wmplayer.exe
Token: SeCreatePagefilePrivilege	3012	wmplayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3012	wmplayer.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 3328	3012	wmplayer.exe	85
PID 3012 wrote to memory of 3328	3012	wmplayer.exe	85
PID 3012 wrote to memory of 3328	3012	wmplayer.exe	85
PID 3328 wrote to memory of 2832	3328	unregmp2.exe	86
PID 3328 wrote to memory of 2832	3328	unregmp2.exe	86

C:\Program Files (x86)\Windows Media Player\wmplayer.exe
"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:6 /Open "C:\Users\Admin\AppData\Local\Temp\20240914_201432.mp4"
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:3012
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3328
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:2832

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost
1⤵
- Drops file in Windows directory
PID:3700

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x500 0x510
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2896

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
64KB

MD5
987a07b978cfe12e4ce45e513ef86619

SHA1
22eec9a9b2e83ad33bedc59e3205f86590b7d40c

SHA256
f1a4a978ce1c4731df1594043135cf58d084fdf129dd1c8e4507c9e06eac5ea8

SHA512
39b86540e4d35c84609ef66537b5aa02058e3d4293f902127c7d4eac8ffc65920cb5c69a77552fc085687eed66e38367f83c177046d0ecb8e6d135463cc142aa

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

Filesize
1024KB

MD5
3dfe95cecb49f0773aaf219f86e6a569

SHA1
baf58f97fb2323b3f64c22ba2a5ecee7a864323a

SHA256
155d8d57aa5adeb4eb08c2be6cf6a3e4de136ea33f2728f7665a5d9c11ad3cfe

SHA512
f21c079c0844384b224df58c015e7a8f7e8f94098b529129330901ee4b2e7bd82ecdb7dfef4266fa28d605967dd4a3cd4718f44dfdcc52113ce7afe0e26a5926

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

Filesize
68KB

MD5
106bc45e82c46db2af2c335e9995dbc0

SHA1
5164c5b871c016ee8dfddeaae131d7b1fbbf9b1e

SHA256
01747882f845bda32daebdcaed68a32cef1c975eff7e8b31ffd8366acf6b73ef

SHA512
95d4cba32edc998b7e0f4ced23c7cbee0ceec7fdb2d2e7ddbc36454863b58f200bed2bafd0b9db597e79e2d321dbf3348fa7b6e332f94e2250058c98715f4694

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
a1b6c47b9cc48bc3f48ca96ec78c1af3

SHA1
478615baf2dc36f18916cabb2ff7bc9ffe59d3c3

SHA256
8565696cc00472deb00b73c490ed81a6306506a3275736178919b62007062a56

SHA512
66ee188b12d9ace311f367a7a43fb78da382098e20895009c4fdb17916a352f368d34cdd5c6f3410c5524c96cecae03151655309470dab292e1b97318b49448c

Download Submit
memory/3012-35-0x0000000004C70000-0x0000000004C80000-memory.dmp

Filesize
64KB

Download
memory/3012-42-0x0000000007900000-0x0000000007910000-memory.dmp

Filesize
64KB

Download
memory/3012-37-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/3012-38-0x0000000007900000-0x0000000007910000-memory.dmp

Filesize
64KB

Download
memory/3012-39-0x0000000007900000-0x0000000007910000-memory.dmp

Filesize
64KB

Download
memory/3012-41-0x0000000004C70000-0x0000000004C80000-memory.dmp

Filesize
64KB

Download
memory/3012-40-0x0000000004C70000-0x0000000004C80000-memory.dmp

Filesize
64KB

Download
memory/3012-33-0x0000000004C70000-0x0000000004C80000-memory.dmp

Filesize
64KB

Download
memory/3012-34-0x0000000004C70000-0x0000000004C80000-memory.dmp

Filesize
64KB

Download
memory/3012-36-0x0000000004C70000-0x0000000004C80000-memory.dmp

Filesize
64KB

Download
memory/3012-57-0x000000000A810000-0x000000000A820000-memory.dmp

Filesize
64KB

Download
memory/3012-64-0x000000000A810000-0x000000000A820000-memory.dmp

Filesize
64KB

Download
memory/3012-70-0x000000000A810000-0x000000000A820000-memory.dmp

Filesize
64KB

Download
memory/3012-71-0x000000000A810000-0x000000000A820000-memory.dmp

Filesize
64KB

Download