649cf04b196d64253bcd2fd73d590b866baa01e383c9225facedf69c8a5c28aa

Analysis

user interaction
yes
max time kernel
39s
max time network
41s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20260130-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20260130-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
submitted
17/04/2026, 02:45

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Reason

Machine shutdown

General

Target
trollface.exe
Size 5.1MB
Sample260417-c84b5agy5v
SHA256 649cf04b196d64253bcd2fd73d590b866baa01e383c9225facedf69c8a5c28aa
MD5 0484d25d4abd431915e072f3a9f06a55
SHA1 87254b95597c81dac952007065640ba344491335
SHA512 74e503b39473b0c73325109b79601a77c00e92b86214e07ab8a7877baa2b0360ef9b7385995a4de0d03a315a71deeddbb24fd668ee5ae731de89a5a08ecdd4a3
SSDEEP 98304:ueSfN1N/D3X1fV8kEZqQ31QnK64z70orXhwAFH6e9VA4jp4vaaacP5T7YuCB4tG9:uttjwpY5qQ6A+uTk
TLSH
T1EE46012E3BE810B0DD743670C4B78BEB8F5C15119BA673CB95960E3148B1AC26D7E6C6
MD5 SHA1 SHA512 SSDEEP TLSH

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

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	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	trollface.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	shutdown.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "147"	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.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-1-5-21-3431708735-1789331158-1295227519-1000\{CB16F0E8-B0D5-4C2D-81FA-9E56F7FF4391}	wmplayer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4712	trollface.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4576	wmplayer.exe
Token: SeCreatePagefilePrivilege	4576	wmplayer.exe
Token: SeShutdownPrivilege	3848	unregmp2.exe
Token: SeCreatePagefilePrivilege	3848	unregmp2.exe
Token: SeShutdownPrivilege	4576	wmplayer.exe
Token: SeCreatePagefilePrivilege	4576	wmplayer.exe
Token: SeShutdownPrivilege	5532	shutdown.exe
Token: SeRemoteShutdownPrivilege	5532	shutdown.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4712	trollface.exe
4576	wmplayer.exe
4712	trollface.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4712	trollface.exe
4712	trollface.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4712	trollface.exe
3464	LogonUI.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4712 wrote to memory of 4576	4712	trollface.exe	82
PID 4576 wrote to memory of 3848	4576	wmplayer.exe	83
PID 4712 wrote to memory of 5532	4712	trollface.exe	94

C:\Users\Admin\AppData\Local\Temp\trollface.exe
"C:\Users\Admin\AppData\Local\Temp\trollface.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4712
- C:\Program Files\Windows Media Player\wmplayer.exe
  "C:\Program Files\Windows Media Player\wmplayer.exe" "C:\Users\Admin\AppData\Local\Temp\mi_video.mp4" /fullscreen
  2⤵
  - Enumerates connected drives
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4576
- - C:\Windows\System32\unregmp2.exe
    "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:3848
- C:\Windows\SysWOW64\shutdown.exe
  shutdown /r /f /t 0
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5532

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost
1⤵
- Drops file in Windows directory
PID:3816

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39c9055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:3464

Network

MITRE ATT&CK Enterprise v16

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

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Downloads

CurrentDatabase_400.wmdb

Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb
Size 256KB
SHA256 eb897bf202d32f067728f1b666eb16e9926557efa8676b72db11411013030184
MD5 563088ad0f20fabf9dd62c6ba8ae1636
SHA1 f9cd2fd153afa1a12ff990cf27c32b8c9c44e878
SHA512 8229dfb1d96b6a34b91b1e5c463833e7859331be880f585c48af1ba0ace0465ac755c7f22a9e6f30284266165f850e8f85af76157eea8136b2d6f79db02d3092
SSDEEP 768:v7KGVp3zT13VuI61HOdrrA9abhr1vfEwPRzitFrz:59
TLSH
T16844FF37D4A1B094DB2CB471E2AC0F88B973240701E415845FF8A9BDB7277D6861F6EA
MD5 SHA1 SHA512 SSDEEP TLSH

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CurrentDatabase_400.wmdb

Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb
Size 1024KB
SHA256 e32d38834d44ab1f1b506ae40f854e94eda7844371926d27391ec561d6c0ad05
MD5 1420c4c7f59a229dd0b0fe1e524e6c17
SHA1 9fbebdd55693d32cfe0fb7cb4544f04aff549b65
SHA512 af3dbebf0c22d337929f2888fd2e0beb2bb41b78fe9f00451880fecc2dba89107cd58498fa66cdbc1031bdd7ae4eac65946ef58b71ee6eaf7afc0a12bb15e12c
SSDEEP 768:90aleDxcg7KGVp3zT13VuI61HOdrrA9abhr8fEwPRzitFrzAqUmNKX08oJImdbaX:rZP2tFP3vqY8oqEMbTaBacg
TLSH
T19E258437D190B0C5CE2C7071E9ED8F09BA73A10B11A052465FF8A57E7A633D99D0B1EA
MD5 SHA1 SHA512 SSDEEP TLSH

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WMSDKNS.DTD

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

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WMSDKNS.XML

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

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mi_video.mp4

Path C:\Users\Admin\AppData\Local\Temp\mi_video.mp4
Size 4.4MB
SHA256 1b4bf7b0f6bc0004e92501552bd6ffbb83f81b52ed461df0d3901e978778bfd6
MD5 c9b2a09125f3a90b6933291e408921b2
SHA1 398b9888d2ba688e8be7e007deb5b200b3704958
SHA512 9fb1a45e6fe313c059f568e9886da42ed8ca258a63d25f2bfaba992ccdfb0f7f8e201f79e578b777c7747b72fa8fa3613c23ff3addb185bed7d71651e983a89f
SSDEEP 98304:LN1N/D3X1fV8kEZqQ31QnK64z70orXhwAFH6e9VA4jp4vaaacP5T7YuCB4tGYyEa:ZjwpY5qQ6A+uTM
TLSH
T18F26011E2FE82564DD383775C4B34AEFDF880001CAC763CF545B4A6198A5E8A6DBE5C2
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3816-35-0x0000013C9ABB0000-0x0000013C9ABB8000-memory.dmp

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memory/3816-48-0x0000013C9ABB0000-0x0000013C9ABB8000-memory.dmp

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memory/3848-27-0x000001BB472A0000-0x000001BB473B4000-memory.dmp

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memory/4576-34-0x0000017A47B10000-0x0000017A47B18000-memory.dmp

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memory/4576-33-0x0000017A46B80000-0x0000017A46C94000-memory.dmp

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memory/4576-46-0x0000017A46B80000-0x0000017A46C94000-memory.dmp

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memory/4712-44-0x0000000001690000-0x00000000016B5000-memory.dmp

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memory/4712-32-0x0000000001690000-0x00000000016B5000-memory.dmp

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memory/5532-45-0x0000000000D90000-0x0000000000DB5000-memory.dmp

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Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads