General
- Target windowsupdate.exe
- Size 27.4MB
- Sample261107-2eb38afy5y
- SHA256 804649056f514308016315e6e8ca0a57e278186d71caaa7bddc8efb384f0a4e9
- MD5 01bc6b12a580322f88aa17a554e86e83
- SHA1 e2daf38c05a2dede944021a277c793e1a320f9e4
- SHA512 701e732b7af8e5380561384d7e5471b9191f8528ef2a130667dad455e9c1809bddca70f4b2d2a9f7c6c88b2877cc606364c1369cf931fb0d6ec23f7b911712b5
- SSDEEP 786432:nAZMhFwDV+ZefaKBLaA31dQG3MGeBw8yMNo:nAZGKDiefaKwAlBMGZMNo
- TLSH T1FD5733C1B34C28D6F0BBA275409C65A46FB2B8DD07C4D2BB57A0A457394B7E01A3B7E1
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
windowsupdate.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
windowsupdate.exe
Resource
win11ltsc2024-20260911-en
Malware Config
Targets
-
- Target windowsupdate.exe
- Size 27.4MB
- SHA256 804649056f514308016315e6e8ca0a57e278186d71caaa7bddc8efb384f0a4e9
- MD5 01bc6b12a580322f88aa17a554e86e83
- SHA1 e2daf38c05a2dede944021a277c793e1a320f9e4
- SHA512 701e732b7af8e5380561384d7e5471b9191f8528ef2a130667dad455e9c1809bddca70f4b2d2a9f7c6c88b2877cc606364c1369cf931fb0d6ec23f7b911712b5
- SSDEEP 786432:nAZMhFwDV+ZefaKBLaA31dQG3MGeBw8yMNo:nAZGKDiefaKwAlBMGZMNo
- TLSH T1FD5733C1B34C28D6F0BBA275409C65A46FB2B8DD07C4D2BB57A0A457394B7E01A3B7E1
- MD5 SHA1 SHA512 SSDEEP TLSH
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
Sets desktop wallpaper using registry
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Discovery
Browser Information Discovery
1Peripheral Device Discovery
2Query Registry
4System Information Discovery
3System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
2Internet Connection Discovery
1System Time Discovery
1