Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
01/06/2026, 10:45
General
- Target cb7742aaab0e3af5b7550e88e587b8ae7b15fcf732abe73bb8903ec5b7ae98df.exe
- Size 384KB
- Sample260601-mtklkshv6s
- SHA256 cb7742aaab0e3af5b7550e88e587b8ae7b15fcf732abe73bb8903ec5b7ae98df
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 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 8 IoCs
- Suspicious behavior: EnumeratesProcesses 14 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\cb7742aaab0e3af5b7550e88e587b8ae7b15fcf732abe73bb8903ec5b7ae98df.exe"C:\Users\Admin\AppData\Local\Temp\cb7742aaab0e3af5b7550e88e587b8ae7b15fcf732abe73bb8903ec5b7ae98df.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\a4fe7703C:\Windows\Syswow64\a4fe77031⤵
- 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
a4fe7703
memory/384-0-0x0000000000DF0000-0x0000000000E79000-memory.dmp
memory/384-10-0x0000000000DF0000-0x0000000000E79000-memory.dmp
memory/384-21-0x0000000000DF0000-0x0000000000E79000-memory.dmp
memory/384-28-0x0000000000DF0000-0x0000000000E79000-memory.dmp
memory/384-31-0x0000000000DF0000-0x0000000000E79000-memory.dmp
memory/3448-4-0x0000000000F20000-0x0000000000FA9000-memory.dmp
memory/3448-12-0x0000000000F20000-0x0000000000FA9000-memory.dmp
memory/3448-22-0x0000000000F20000-0x0000000000FA9000-memory.dmp