Analysis
- max time kernel
149s - max time network
138s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
29/04/2026, 14:57
General
- Target f56a1f602a294c29fbd8e3e2ba001201f3ef7c2ef5bfe303bad1b7263db3eee2.exe
- Size 642KB
- Sample260429-sbmacac131
- SHA256 f56a1f602a294c29fbd8e3e2ba001201f3ef7c2ef5bfe303bad1b7263db3eee2
Malware Config
Signatures
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
- UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Modifies Internet Explorer settings 1 TTPs 14 IoCs
- Modifies system certificate store 2 TTPs 2 IoCs
- Suspicious behavior: EnumeratesProcesses 26 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\f56a1f602a294c29fbd8e3e2ba001201f3ef7c2ef5bfe303bad1b7263db3eee2.exe"C:\Users\Admin\AppData\Local\Temp\f56a1f602a294c29fbd8e3e2ba001201f3ef7c2ef5bfe303bad1b7263db3eee2.exe"1⤵
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
- Modifies Internet Explorer settings
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v16
Defense Evasion
Modify Registry
2Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
www.msn[1].xml
memory/1112-0-0x0000000000400000-0x00000000005AC000-memory.dmp
memory/1112-1-0x00000000005AA000-0x00000000005AB000-memory.dmp
memory/1112-3-0x000000006F230000-0x000000006F240000-memory.dmp
memory/1112-6-0x0000000000400000-0x00000000005AC000-memory.dmp
memory/1112-8-0x0000000003470000-0x00000000038AB000-memory.dmp
memory/1112-57-0x0000000000400000-0x00000000005AC000-memory.dmp
memory/1112-63-0x0000000000400000-0x00000000005AC000-memory.dmp