Analysis
- max time kernel
150s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
01/09/2026, 22:51
General
- Target 43ef16c40c2081c66a733e13179bc7a0ff3fd7cb8154f89728ae435d039e0c90.exe
- Size 2.6MB
- Sample260901-2sr2layekd
- SHA256 43ef16c40c2081c66a733e13179bc7a0ff3fd7cb8154f89728ae435d039e0c90
Score
7/10
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 5 IoCs
- UPX packed file 8 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 8 IoCs
- Suspicious behavior: EnumeratesProcesses 14 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\43ef16c40c2081c66a733e13179bc7a0ff3fd7cb8154f89728ae435d039e0c90.exe"C:\Users\Admin\AppData\Local\Temp\43ef16c40c2081c66a733e13179bc7a0ff3fd7cb8154f89728ae435d039e0c90.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\b9a21289C:\Windows\Syswow64\b9a212891⤵
- 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
b9a21289
memory/3132-4-0x00000000001D0000-0x0000000000259000-memory.dmp
memory/3132-12-0x00000000001D0000-0x0000000000259000-memory.dmp
memory/3132-22-0x00000000001D0000-0x0000000000259000-memory.dmp
memory/4524-0-0x0000000000F40000-0x0000000000FC9000-memory.dmp
memory/4524-10-0x0000000000F40000-0x0000000000FC9000-memory.dmp
memory/4524-21-0x0000000000F40000-0x0000000000FC9000-memory.dmp
memory/4524-43-0x0000000000F40000-0x0000000000FC9000-memory.dmp