General
- Target 15102026_2344_09012026_Windows Defander Install-Windows Defander Install.lnk.zip
- Size 3KB
- Sample261015-3rmk6aex9k
- SHA256 a053832628bd2226d75f6d4b5f99e9f7d75b3ed11f87b1562a9abff296b56299
- MD5 fc804bbc0211b49e3816331683375f9e
- SHA1 bbeb41cf358dfe69c496cfaee1ea4959a09c2c07
- SHA512 f5f17e2db2212bd71c275535b1f02a88a457543d5dfd18e2c0c365a21d76325555ae889c9e14df1878c3622f80c6a0f28d07d4e97699a398f4b283a38db404c7
- TLSH T12E71FB18BF65E8BBC73B6679779FF91BC608D1068902D20B64CF1800DC89742B92A793
- MD5 SHA1 SHA512 TLSH
Static task
static1
Behavioral task
behavioral1
Sample
Windows Defander Install/Windows Defander Install.lnk
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
Windows Defander Install/Windows Defander Install.lnk
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral3
Sample
Windows Defander Install/_appdata_/appdata.bat
Resource
win10v2004-20260911-en
Behavioral task
behavioral4
Sample
Windows Defander Install/_appdata_/appdata.bat
Resource
win11ltsc2024-20260911-en
Malware Config
Targets
-
- Target Windows Defander Install/Windows Defander Install.lnk
- Size 2KB
- SHA256 6d197100d92fb741aa58e553aff5df807eceabd7b0e5c68897e302028004d42b
- MD5 47fa84cc4c750a553cbf416b1207d3d7
- SHA1 e87c786fd21e7bcaed7ec0a7f20b8066bd708368
- SHA512 9ca5ec9c06f129dbeea2932dcbfae6206781ca089cac470896ac0c0ca920d140470c0b90738ef78ec5e917256c2b176b07a8fdc4c28193f2df73a717161750d2
- TLSH T1D0419B6376E17B2DE6370BFAAAF162C28728BDB17C15D94C4150C14E3C32B24D831326
- MD5 SHA1 SHA512 TLSH
-
Event Triggered Execution: Image File Execution Options Injection
-
Modifies Windows Firewall
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
-
Executes dropped EXE
-
Loads dropped DLL
-
Modifies file permissions
-
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.
-
Indicator Removal: File Deletion
Adversaries may delete files left behind by the actions of their intrusion activity.
-
Executes a VBScript file via the Windows Script Host.
-
- Target Windows Defander Install/_appdata_/appdata.bat
- Size 2KB
- SHA256 40f02ed04ad49cb207d3dadf71a677cef625687fea135058ac8c2dc368652d45
- MD5 bcf7c54f526364e45323b30d7a372d81
- SHA1 e6209c993f69d79c2f119ea46abb384ea29be1c8
- SHA512 01b1399eb1f093862d4ead67fc203fa413af829e02997bac784c5ab8dbea13b2f73e626ec15ff799baa80405fa53cf777746d8b3f27c857041482dcdb5b35fe6
- TLSH T16151614B21A41C2A8EE267B6EEBE5301F7C59303ED043BC2B2E80522F912E55D3674C6
- MD5 SHA1 SHA512 TLSH
-
Event Triggered Execution: Image File Execution Options Injection
-
Modifies Windows Firewall
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
-
Executes dropped EXE
-
Loads dropped DLL
-
Modifies file permissions
-
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.
-
Indicator Removal: File Deletion
Adversaries may delete files left behind by the actions of their intrusion activity.
-
Executes a VBScript file via the Windows Script Host.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
6PowerShell
3Visual Basic
1Windows Command Shell
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
2Image File Execution Options Injection
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
2Image File Execution Options Injection
1Netsh Helper DLL
1Defense Evasion
File and Directory Permissions Modification
1Impair Defenses
1Disable or Modify System Firewall
1Indicator Removal
1File Deletion
1