General
- Target Stirling-PDF-windows-x86_64.msi
- Size 258.3MB
- Sample260818-ay2z7sshkc
- SHA256 e93309ba206e529234084221a03f5dbd91719ce66ab06f8ad3474f5727f8dfd1
- MD5 e49714398b798b2f1a8f09cc86c24af3
- SHA1 79abac141fefa41da09e4504c634d9a66635f686
- SHA512 1a37bf6b49b4ab18b058921c6e31e52fd5b6c826ca8e341dbd32743da61d1cd7a7343221242951e36ad301b0ea0239d4e10fe8d2c52dfd562db978e71e2a9516
- SSDEEP 6291456:6vtz/5/8zXbktzvIC/WJMK+weRCao/TZ1F9SAph9L+auuvGvpcsSK:6vtD5OAltefBAw99SAL9CaxeRcv
- TLSH T160D833A2A8BD5F2EE04876368181732C8956BDC15112DC76F708F7A63B731D22AF6CD1
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
Stirling-PDF-windows-x86_64.msi
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
Stirling-PDF-windows-x86_64.msi
Resource
win11ltsc2024-20260710-en
Malware Config
Targets
-
- Target Stirling-PDF-windows-x86_64.msi
- Size 258.3MB
- SHA256 e93309ba206e529234084221a03f5dbd91719ce66ab06f8ad3474f5727f8dfd1
- MD5 e49714398b798b2f1a8f09cc86c24af3
- SHA1 79abac141fefa41da09e4504c634d9a66635f686
- SHA512 1a37bf6b49b4ab18b058921c6e31e52fd5b6c826ca8e341dbd32743da61d1cd7a7343221242951e36ad301b0ea0239d4e10fe8d2c52dfd562db978e71e2a9516
- SSDEEP 6291456:6vtz/5/8zXbktzvIC/WJMK+weRCao/TZ1F9SAph9L+auuvGvpcsSK:6vtD5OAltefBAw99SAL9CaxeRcv
- TLSH T160D833A2A8BD5F2EE04876368181732C8956BDC15112DC76F708F7A63B731D22AF6CD1
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
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Executes dropped EXE
-
Loads dropped DLL
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Badlisted process makes network request
Network request originating from process or tool commonly abused by malware.
-
Checks whether UAC is enabled
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
MITRE ATT&CK Enterprise v16
Persistence
Event Triggered Execution
2Component Object Model Hijacking
1Installer Packages
1Privilege Escalation
Event Triggered Execution
2Component Object Model Hijacking
1Installer Packages
1