Analysis
- max time kernel
149s - max time network
152s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
21/04/2026, 09:46
General
- Target d67542cb6076ecd96b4f461c13ebfedfb8b4c47eefcfac2a3ba779436b7c2bf9.exe
- Size 384KB
- Sample260421-lr3hyact5m
- SHA256 d67542cb6076ecd96b4f461c13ebfedfb8b4c47eefcfac2a3ba779436b7c2bf9
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 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 9 IoCs
- Suspicious behavior: EnumeratesProcesses 14 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d67542cb6076ecd96b4f461c13ebfedfb8b4c47eefcfac2a3ba779436b7c2bf9.exe"C:\Users\Admin\AppData\Local\Temp\d67542cb6076ecd96b4f461c13ebfedfb8b4c47eefcfac2a3ba779436b7c2bf9.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\ffc23acaC:\Windows\Syswow64\ffc23aca1⤵
- 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
ffc23aca
memory/1444-4-0x00000000009A0000-0x0000000000A29000-memory.dmp
memory/1444-12-0x00000000009A0000-0x0000000000A29000-memory.dmp
memory/1444-13-0x0000000001D40000-0x0000000001E01000-memory.dmp
memory/1444-28-0x00000000009A0000-0x0000000000A29000-memory.dmp
memory/3716-0-0x0000000000890000-0x0000000000919000-memory.dmp
memory/3716-10-0x0000000000890000-0x0000000000919000-memory.dmp
memory/3716-26-0x0000000000890000-0x0000000000919000-memory.dmp
memory/3716-27-0x0000000002720000-0x00000000027E1000-memory.dmp
memory/3716-54-0x0000000000890000-0x0000000000919000-memory.dmp