Analysis
- max time kernel
149s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
07/09/2026, 19:05
General
- Target pear.exe
- Size 916KB
- Sample260907-xrm9sseq9t
- SHA256 df6d0bd21c124a00510fe2ff5e4923b4f95b61edfbcd06bbef21ee21b33d629d
Malware Config
Signatures
- Creates a file in the Startup directory 1 TTPs 4 IoCs
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
- Deletes itself 1 IoCs
- Executes dropped EXE 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\pear.exe"C:\Users\Admin\AppData\Local\Temp\pear.exe"1⤵
- Creates a file in the Startup directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\PrimeClientClient\PrimeClientClient.exe"C:\Users\Admin\AppData\Local\PrimeClientClient\PrimeClientClient.exe"2⤵
- Creates a file in the Startup directory
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Local\PrimeClientClient\PrimeClientClient.exe"C:\Users\Admin\AppData\Local\PrimeClientClient\PrimeClientClient.exe" --service1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\PrimeClientClient\PrimeClientClient.exe"C:\Users\Admin\AppData\Local\PrimeClientClient\PrimeClientClient.exe" --session-helper2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
PrimeClientClient.exe
PrimeClientClient.exe.cleanup
PrimeClientClient.lnk
memory/1264-22-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/1264-40-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/1264-11-0x00000000009B0000-0x00000000009B1000-memory.dmp
memory/1264-12-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/1264-23-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/1264-41-0x0000000000BA0000-0x0000000000C8C000-memory.dmp
memory/1264-7-0x0000000000BA0000-0x0000000000C8C000-memory.dmp
memory/2484-3-0x00000000004C0000-0x00000000005AC000-memory.dmp
memory/2784-55-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/2784-57-0x0000000000BA0000-0x0000000000C8C000-memory.dmp
memory/6008-38-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/6008-37-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/6008-36-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/6008-26-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/6008-56-0x0000000000BA0000-0x0000000000C8C000-memory.dmp