Analysis
- max time kernel
145s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20230915-en - resource tags
- submitted
10/10/2023, 11:29
General
- Target PI No. LS-E20221125.exe
- Size 1.0MB
- Sample231010-nlkr2sfa84
- SHA256 1eda1b310543e616e8b7b97e8e5f13597fb3a67ed9658b3daba2f49361563689
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.etasimali.com
-
Port
587
-
Username
-
Password
RECRUTEMENT@2023
Signatures
- Loads dropped DLL 1 IoCs
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Drops file in Windows directory 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\PI No. LS-E20221125.exe"C:\Users\Admin\AppData\Local\Temp\PI No. LS-E20221125.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"C:\Users\Admin\AppData\Local\Temp\PI No. LS-E20221125.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
System.dll
teleskopaffjedrings.ini
memory/2716-28-0x00000000775C1000-0x00000000776E1000-memory.dmp
memory/2716-29-0x0000000074420000-0x0000000074426000-memory.dmp
memory/4496-30-0x0000000077648000-0x0000000077649000-memory.dmp
memory/4496-31-0x0000000077665000-0x0000000077666000-memory.dmp
memory/4496-32-0x00000000731C0000-0x0000000074414000-memory.dmp
memory/4496-33-0x0000000000700000-0x0000000003E1D000-memory.dmp
memory/4496-34-0x0000000071E80000-0x0000000072630000-memory.dmp
memory/4496-36-0x00000000731C0000-0x0000000073202000-memory.dmp
memory/4496-37-0x00000000368B0000-0x0000000036E54000-memory.dmp
memory/4496-38-0x00000000363F0000-0x0000000036400000-memory.dmp
memory/4496-39-0x0000000036300000-0x0000000036366000-memory.dmp
memory/4496-40-0x00000000775C1000-0x00000000776E1000-memory.dmp
memory/4496-41-0x00000000373A0000-0x00000000373F0000-memory.dmp
memory/4496-42-0x0000000037490000-0x000000003752C000-memory.dmp
memory/4496-44-0x0000000071E80000-0x0000000072630000-memory.dmp
memory/4496-45-0x00000000363F0000-0x0000000036400000-memory.dmp
memory/4496-46-0x00000000377D0000-0x0000000037862000-memory.dmp
memory/4496-47-0x0000000037780000-0x000000003778A000-memory.dmp