Analysis
- max time kernel
148s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
- submitted
24/12/2022, 18:16
General
- Target abe4ff36c8c3a6cb420fd3fabf0df23f.exe
- Size 46KB
- Sample221224-wwfvvaad44
- SHA256 e360c69993aeff3cece090d1ac380c5da51739c4f2a19a0870dde8541afdeb3c
Malware Config
Extracted
-
limerat
-
aes_key
1478967
-
antivm
false
-
c2_url
https://pastebin.com/raw/Afe0QGiz
-
delay
3
-
download_payload
false
-
install
true
-
install_name
ApplicationFrameHost.exe
-
main_folder
AppData
-
pin_spread
true
-
sub_folder
\
-
usb_spread
true
Signatures
- LimeRAT
Simple yet powerful RAT for Windows machines written in .NET.
- Executes dropped EXE 2 IoCs
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Legitimate hosting services abused for malware hosting/C2 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- 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 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\abe4ff36c8c3a6cb420fd3fabf0df23f.exe"C:\Users\Admin\AppData\Local\Temp\abe4ff36c8c3a6cb420fd3fabf0df23f.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\LocaljRhkoiqAvJ.exe"C:\Users\Admin\AppData\LocaljRhkoiqAvJ.exe"2⤵
- Executes dropped EXE
- 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\Roaming\ApplicationFrameHost.exe'"3⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Roaming\ApplicationFrameHost.exe"C:\Users\Admin\AppData\Roaming\ApplicationFrameHost.exe"3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
LocaljRhkoiqAvJ.exe
LocaljRhkoiqAvJ.exe
ApplicationFrameHost.exe
ApplicationFrameHost.exe
memory/432-138-0x0000000000BD0000-0x0000000000BDC000-memory.dmp
memory/432-139-0x0000000005490000-0x000000000552C000-memory.dmp
memory/432-140-0x0000000002F80000-0x0000000002FE6000-memory.dmp
memory/432-141-0x00000000061F0000-0x0000000006794000-memory.dmp
memory/2104-137-0x00007FFA12860000-0x00007FFA13321000-memory.dmp
memory/2104-132-0x00000000006F0000-0x0000000000700000-memory.dmp
memory/2104-136-0x00007FFA12860000-0x00007FFA13321000-memory.dmp