Analysis
- max time kernel
153s - max time network
177s - platform
windows10-2004_x64 - resource
win10v2004-20220721-en - resource tags
- submitted
31/07/2022, 08:35
General
- Target baa46260667b36d42d0deda945bee0bca17d97aeebcd971335c8e37a043bc108.exe
- Size 943KB
- Sample220731-kg29ragdd7
- SHA256 baa46260667b36d42d0deda945bee0bca17d97aeebcd971335c8e37a043bc108
Malware Config
Extracted
-
limerat
-
1MJXnQB1fVSovLk6B5jf4pBY2qGEXbN559
-
aes_key
LIME
-
antivm
true
-
c2_url
https://pastebin.com/raw/QRSPEs9J
-
delay
3
-
download_payload
false
-
install
true
-
install_name
media.exe
-
main_folder
AppData
-
pin_spread
false
-
sub_folder
\
-
usb_spread
true
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- LimeRAT
Simple yet powerful RAT for Windows machines written in .NET.
- AgentTesla payload 1 IoCs
- Executes dropped EXE 2 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Legitimate hosting services abused for malware hosting/C2 1 TTPs
- Suspicious use of SetThreadContext 1 IoCs
- 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 behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\baa46260667b36d42d0deda945bee0bca17d97aeebcd971335c8e37a043bc108.exe"C:\Users\Admin\AppData\Local\Temp\baa46260667b36d42d0deda945bee0bca17d97aeebcd971335c8e37a043bc108.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\\System32\\msiexec.exe"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\LIMENATIVE.EXE"C:\Users\Admin\AppData\Local\Temp\LIMENATIVE.EXE"3⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Roaming\media.exe'"4⤵
- Creates scheduled task(s)
-
-
-
C:\Users\Admin\AppData\Local\Temp\ORIGINNATIVE.EXE"C:\Users\Admin\AppData\Local\Temp\ORIGINNATIVE.EXE"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
LIMENATIVE.EXE
LIMENATIVE.EXE
ORIGINNATIVE.EXE
ORIGINNATIVE.EXE
memory/364-130-0x0000000000C50000-0x0000000000D42000-memory.dmp
memory/364-131-0x0000000005BF0000-0x0000000006194000-memory.dmp
memory/364-132-0x0000000005720000-0x00000000057B2000-memory.dmp
memory/912-145-0x00000000749E0000-0x0000000074F91000-memory.dmp
memory/912-142-0x00000000005B0000-0x0000000000610000-memory.dmp
memory/912-148-0x00000000749E0000-0x0000000074F91000-memory.dmp
memory/2416-141-0x0000000000400000-0x000000000048C000-memory.dmp
memory/3200-137-0x0000000000030000-0x000000000003C000-memory.dmp
memory/3200-146-0x00000000749E0000-0x0000000074F91000-memory.dmp
memory/3200-149-0x00000000749E0000-0x0000000074F91000-memory.dmp