Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
24/04/2026, 22:30
General
- Target 256a8a811639be8466e55307e96c36455bc1e1a05d057787be235000c3d12a31.exe
- Size 548KB
- Sample260424-2etm9set7n
- SHA256 256a8a811639be8466e55307e96c36455bc1e1a05d057787be235000c3d12a31
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- Drops file in System32 directory 13 IoCs
- UPX packed file 9 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in Windows directory 2 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Modifies data under HKEY_USERS 9 IoCs
- Suspicious behavior: EnumeratesProcesses 14 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\256a8a811639be8466e55307e96c36455bc1e1a05d057787be235000c3d12a31.exe"C:\Users\Admin\AppData\Local\Temp\256a8a811639be8466e55307e96c36455bc1e1a05d057787be235000c3d12a31.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\Syswow64\a666bf97C:\Windows\Syswow64\a666bf971⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
a666bf97
memory/1788-0-0x0000000000660000-0x00000000006E9000-memory.dmp
memory/1788-10-0x0000000000660000-0x00000000006E9000-memory.dmp
memory/1788-27-0x0000000000660000-0x00000000006E9000-memory.dmp
memory/1788-28-0x0000000002A40000-0x0000000002CC1000-memory.dmp
memory/1788-45-0x0000000000660000-0x00000000006E9000-memory.dmp
memory/1788-58-0x0000000002A40000-0x0000000002CC1000-memory.dmp
memory/4748-4-0x0000000000080000-0x0000000000109000-memory.dmp
memory/4748-12-0x0000000000080000-0x0000000000109000-memory.dmp
memory/4748-13-0x0000000001CE0000-0x0000000001F61000-memory.dmp
memory/4748-29-0x0000000000080000-0x0000000000109000-memory.dmp
memory/4748-47-0x0000000000080000-0x0000000000109000-memory.dmp