3b246faa7e4b2a8550aa619f4da893db83721aacf62b46e5863644a5249aa87e

Analysis

max time kernel
110s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2025, 23:18

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

E906FA3D51E86A61741B3499145A114E9BFB7C56.exe
Size

261KB
MD5

6d3d62a4cff19b4f2cc7ce9027c33be8
SHA1

e906fa3d51e86a61741b3499145a114e9bfb7c56
SHA256

afaba2400552c7032a5c4c6e6151df374d0e98dc67204066281e30e6699dbd18
SHA512

973643639cb02491b86d5b264ee8118a67d8a83453307aea95de2f4c6aa55819d37730c41dc3338116ebe86f9a4f2bba7d9537ea744ae08b9755f05c15153fad
SSDEEP

6144:93g0BQG+aZiycigV5bbEo6dZbBODPIsjQ/UFsYWo:93g0OGjZiycigVRbObBODTMUdj

Score

6^/10

discovery

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.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\Y:	wmplayer.exe
File opened (read-only)	\??\Z:	wmplayer.exe
File opened (read-only)	\??\M:	unregmp2.exe
File opened (read-only)	\??\N:	unregmp2.exe
File opened (read-only)	\??\O:	unregmp2.exe
File opened (read-only)	\??\V:	unregmp2.exe
File opened (read-only)	\??\A:	unregmp2.exe
File opened (read-only)	\??\H:	unregmp2.exe
File opened (read-only)	\??\J:	unregmp2.exe
File opened (read-only)	\??\X:	unregmp2.exe
File opened (read-only)	\??\Z:	unregmp2.exe
File opened (read-only)	\??\M:	wmplayer.exe
File opened (read-only)	\??\R:	wmplayer.exe
File opened (read-only)	\??\T:	wmplayer.exe
File opened (read-only)	\??\G:	unregmp2.exe
File opened (read-only)	\??\L:	unregmp2.exe
File opened (read-only)	\??\P:	unregmp2.exe
File opened (read-only)	\??\N:	wmplayer.exe
File opened (read-only)	\??\P:	wmplayer.exe
File opened (read-only)	\??\W:	unregmp2.exe
File opened (read-only)	\??\A:	wmplayer.exe
File opened (read-only)	\??\H:	wmplayer.exe
File opened (read-only)	\??\J:	wmplayer.exe
File opened (read-only)	\??\W:	wmplayer.exe
File opened (read-only)	\??\T:	unregmp2.exe
File opened (read-only)	\??\B:	wmplayer.exe
File opened (read-only)	\??\L:	wmplayer.exe
File opened (read-only)	\??\V:	wmplayer.exe
File opened (read-only)	\??\G:	wmplayer.exe
File opened (read-only)	\??\I:	unregmp2.exe
File opened (read-only)	\??\Y:	unregmp2.exe
File opened (read-only)	\??\E:	wmplayer.exe
File opened (read-only)	\??\I:	wmplayer.exe
File opened (read-only)	\??\B:	unregmp2.exe
File opened (read-only)	\??\K:	unregmp2.exe
File opened (read-only)	\??\Q:	unregmp2.exe
File opened (read-only)	\??\S:	unregmp2.exe
File opened (read-only)	\??\U:	unregmp2.exe
File opened (read-only)	\??\K:	wmplayer.exe
File opened (read-only)	\??\Q:	wmplayer.exe
File opened (read-only)	\??\S:	wmplayer.exe
File opened (read-only)	\??\E:	unregmp2.exe
File opened (read-only)	\??\R:	unregmp2.exe
File opened (read-only)	\??\O:	wmplayer.exe
File opened (read-only)	\??\U:	wmplayer.exe
File opened (read-only)	\??\X:	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 3 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	E906FA3D51E86A61741B3499145A114E9BFB7C56.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wmplayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	unregmp2.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4040	unregmp2.exe
Token: SeCreatePagefilePrivilege	4040	unregmp2.exe
Token: SeShutdownPrivilege	3620	wmplayer.exe
Token: SeCreatePagefilePrivilege	3620	wmplayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3620	wmplayer.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2460 wrote to memory of 2260	2460	E906FA3D51E86A61741B3499145A114E9BFB7C56.exe	86
PID 2460 wrote to memory of 2260	2460	E906FA3D51E86A61741B3499145A114E9BFB7C56.exe	86
PID 2460 wrote to memory of 2260	2460	E906FA3D51E86A61741B3499145A114E9BFB7C56.exe	86
PID 3620 wrote to memory of 2276	3620	wmplayer.exe	110
PID 3620 wrote to memory of 2276	3620	wmplayer.exe	110
PID 3620 wrote to memory of 2276	3620	wmplayer.exe	110
PID 2276 wrote to memory of 4040	2276	unregmp2.exe	111
PID 2276 wrote to memory of 4040	2276	unregmp2.exe	111

C:\Users\Admin\AppData\Local\Temp\E906FA3D51E86A61741B3499145A114E9BFB7C56.exe
"C:\Users\Admin\AppData\Local\Temp\E906FA3D51E86A61741B3499145A114E9BFB7C56.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2460
- C:\Users\Admin\AppData\Local\Temp\E906FA3D51E86A61741B3499145A114E9BFB7C56.exe
  C:\Users\Admin\AppData\Local\Temp\E906FA3D51E86A61741B3499145A114E9BFB7C56.exe
  2⤵
  PID:2260

C:\Program Files (x86)\Windows Media Player\wmplayer.exe
"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /Play -Embedding
1⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3620
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2276
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:4040

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost
1⤵
- Drops file in Windows directory
PID:3560

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

Loading Replay Monitor...

Downloads

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

Filesize
576KB

MD5
7ef6a69be7cc187e88c5f4c12a7012db

SHA1
feaeed0bf3b3daa62806ed0ee165bb2db4019afe

SHA256
e085e9d51059f6c0b2454271365e41a9bddd93278814183102b377cc5de2465a

SHA512
63600409b7f91109439f130cbabe1cb7e7dc57e57d5bdc07caf63017a6c517b4a55406825170d0b3c2c3972975afa88d3a9f5ba8f7969b6a1b96a8326f2fa4ef

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

Filesize
1024KB

MD5
ccf67014f5d82e848b8fdb16c874f205

SHA1
f99aae7e3ea1e9cbfc23a57cbf7c67b58a73361c

SHA256
551ffeb28849c5b0b548c7d6371193912e72fb890d783130080c4b65ebaa6514

SHA512
28112605f662fdf54a404a316f5fd7c90b7cf8a602df15061051ee7b3983f507075c2a3b6df563dc5ef682671e310c8597f1009c4cd67124fe086e502ad56012

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
5433eab10c6b5c6d55b7cbd302426a39

SHA1
c5b1604b3350dab290d081eecd5389a895c58de5

SHA256
23dbf7014e99e93af5f2760f18ee1370274f06a453145c8d539b66d798dad131

SHA512
207b40d6bec65ab147f963a5f42263ae5bf39857987b439a4fa1647bf9b40e99cdc43ff68b7e2463aa9a948284126ac3c9c7af8350c91134b36d8b1a9c61fd34

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

Filesize
9KB

MD5
7050d5ae8acfbe560fa11073fef8185d

SHA1
5bc38e77ff06785fe0aec5a345c4ccd15752560e

SHA256
cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

SHA512
a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

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

Filesize
1KB

MD5
99ea9d311c3776322c08462863f82f64

SHA1
4c567c13c497e87e5bd1ec91320f8b7ec2218a2d

SHA256
77aac0d49e71aaedd62805737c4e76d39544aca3cc92f07be3d4552f9cdbd6d6

SHA512
36c2f51d08f7a5c07c980fc967abff37ffcbb2b5a7e5936c8a4ae1f473f5a099f0a4bdf739f70fd36ed88b3690f794e72b74a8139d8d346c487e54ddad5ed8c4

Download Submit
memory/2460-0-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download