General
- Target loader.exe
- Size 12.1MB
- Sample260712-kxtbsae19m
- SHA256 f18fbae4d9a0be70812fd7c7d0c9312f55756e2f8a637d9fa31e97021c6f46ca
- MD5 4aa8d2b9e7148b55341bbef8eb3bf0d5
- SHA1 c2086c74ab93ab19354973b0f82b6547ef5bda53
- SHA512 b061b764a49cd35850e7c9791722788deb364532d8adb617437cdb088c6807bac4bf9fe7ff9f842578976853e98bd91da877e19602094a28dd5b122a00746618
- SSDEEP 196608:knw23vekm+QUjOm3lmB/Gjr0vsN6YL6rtuGOV6UZLMcKj46q12:2w23vvM/g0vsUfO8UZtNd2
- TLSH T151D6BE1BA69901F8C0BAD1789A478C53F67178894335A7DB3B9C46121FE3BE4BA3D311
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
loader.exe
Resource
win11-20260513-en
Malware Config
Targets
-
- Target loader.exe
- Size 12.1MB
- SHA256 f18fbae4d9a0be70812fd7c7d0c9312f55756e2f8a637d9fa31e97021c6f46ca
- MD5 4aa8d2b9e7148b55341bbef8eb3bf0d5
- SHA1 c2086c74ab93ab19354973b0f82b6547ef5bda53
- SHA512 b061b764a49cd35850e7c9791722788deb364532d8adb617437cdb088c6807bac4bf9fe7ff9f842578976853e98bd91da877e19602094a28dd5b122a00746618
- SSDEEP 196608:knw23vekm+QUjOm3lmB/Gjr0vsN6YL6rtuGOV6UZLMcKj46q12:2w23vvM/g0vsUfO8UZtNd2
- TLSH T151D6BE1BA69901F8C0BAD1789A478C53F67178894335A7DB3B9C46121FE3BE4BA3D311
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Deletes NTFS Change Journal
The USN change journal is a persistent log of all changes made to local files used by Windows Server systems.
-
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
-
Possible privilege escalation attempt
-
Disables service(s)
-
Modifies file permissions
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Stops running service(s)
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Checks whether UAC is enabled
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Indicator Removal: File Deletion
Adversaries may delete files left behind by the actions of their intrusion activity.
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1System Services
2Service Execution
2Windows Management Instrumentation
1Persistence
Create or Modify System Process
2Windows Service
2Pre-OS Boot
1Bootkit
1Defense Evasion
Direct Volume Access
1File and Directory Permissions Modification
1Impair Defenses
1Indicator Removal
3File Deletion
3Pre-OS Boot
1Bootkit
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1