Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
19/02/2026, 23:38
General
- Target New-Client.exe
- Size 28KB
- Sample260219-3mpvqabw5a
- SHA256 a57979e64778c8e92001a01e2e76be38c0a80e73e97cded52c8e63d12035dc3d
Malware Config
Extracted
-
limerat
-
aes_key
ava123
-
antivm
true
-
c2_url
https://pastebin.com/raw/XAWRuLXa
-
delay
10
-
download_payload
false
-
install
true
-
install_name
syst32.exe
-
main_folder
AppData
-
pin_spread
false
-
sub_folder
\SYST32\
-
usb_spread
false
Signatures
- LimeRAT
Simple yet powerful RAT for Windows machines written in .NET.
- Limerat family
- Executes dropped EXE 1 IoCs
- Contacts third-party web service commonly abused for C2 1 TTPs 57 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\New-Client.exe"C:\Users\Admin\AppData\Local\Temp\New-Client.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Roaming\SYST32\syst32.exe'"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Roaming\SYST32\syst32.exe"C:\Users\Admin\AppData\Roaming\SYST32\syst32.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
syst32.exe
memory/3144-3-0x0000000001190000-0x00000000011B2000-memory.dmp
memory/3144-2-0x0000000005530000-0x0000000005596000-memory.dmp
memory/3144-0-0x0000000000940000-0x000000000094C000-memory.dmp
memory/3144-4-0x0000000005620000-0x0000000005630000-memory.dmp
memory/3144-5-0x00000000060E0000-0x0000000006686000-memory.dmp
memory/3144-1-0x0000000005430000-0x00000000054CC000-memory.dmp
memory/3144-15-0x0000000001190000-0x00000000011B2000-memory.dmp
memory/3644-17-0x0000000005410000-0x0000000005420000-memory.dmp
memory/3644-16-0x0000000001060000-0x0000000001082000-memory.dmp
memory/3644-18-0x0000000001060000-0x0000000001082000-memory.dmp
memory/3644-20-0x0000000005410000-0x0000000005420000-memory.dmp
memory/3644-19-0x0000000005FE0000-0x0000000005FE6000-memory.dmp