Analysis
- max time kernel
140s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20240412-en - resource tags
- submitted
19/04/2024, 15:12
General
- Target 7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe
- Size 28KB
- Sample240419-slhd5sfe39
- SHA256 7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3
Malware Config
Extracted
-
limerat
-
aes_key
NKHUB
-
antivm
true
-
c2_url
https://pastebin.com/raw/K6zz3eth
-
delay
3
-
download_payload
false
-
install
true
-
install_name
svchost.exe
-
main_folder
Temp
-
pin_spread
false
-
sub_folder
\OdlaçddApdad\
-
usb_spread
true
Extracted
-
limerat
-
antivm
false
-
c2_url
https://pastebin.com/raw/K6zz3eth
-
download_payload
false
-
install
false
-
pin_spread
false
-
usb_spread
false
Signatures
- LimeRAT
Simple yet powerful RAT for Windows machines written in .NET.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 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 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe"C:\Users\Admin\AppData\Local\Temp\7e599c6aa3e49cbe46990cf8fd8803cb30e2255a2f21d6a1287e7ee4a2ff9fc3.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe'"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe"C:\Users\Admin\AppData\Local\Temp\OdlaçddApdad\svchost.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
svchost.exe
memory/1420-17-0x0000000074C50000-0x0000000075400000-memory.dmp
memory/1420-18-0x0000000074C50000-0x0000000075400000-memory.dmp
memory/2404-1-0x0000000074C50000-0x0000000075400000-memory.dmp
memory/2404-0-0x00000000002C0000-0x00000000002CC000-memory.dmp
memory/2404-2-0x0000000002740000-0x000000000274C000-memory.dmp
memory/2404-3-0x0000000007190000-0x000000000722C000-memory.dmp
memory/2404-4-0x0000000007230000-0x0000000007296000-memory.dmp
memory/2404-5-0x00000000027C0000-0x00000000027D0000-memory.dmp
memory/2404-6-0x0000000007F20000-0x00000000084C4000-memory.dmp
memory/2404-16-0x0000000074C50000-0x0000000075400000-memory.dmp