Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
22/05/2024, 02:05
General
- Target a7a04842ca3e817e5ae28cf389f590ba2a4f76c63e25249419bad63277b7312f.exe
- Size 652KB
- Sample240522-ch3ynshb2t
- SHA256 a7a04842ca3e817e5ae28cf389f590ba2a4f76c63e25249419bad63277b7312f
Malware Config
Signatures
- Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
- Detects executables built or packed with MPress PE compressor 15 IoCs
- Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 2 IoCs
- Detects executables referencing many email and collaboration clients. Observed in information stealers 2 IoCs
- NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
- NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
- Nirsoft 6 IoCs
- Loads dropped DLL 1 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Suspicious use of SetThreadContext 4 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious behavior: MapViewOfSection 4 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\a7a04842ca3e817e5ae28cf389f590ba2a4f76c63e25249419bad63277b7312f.exe"C:\Users\Admin\AppData\Local\Temp\a7a04842ca3e817e5ae28cf389f590ba2a4f76c63e25249419bad63277b7312f.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\a7a04842ca3e817e5ae28cf389f590ba2a4f76c63e25249419bad63277b7312f.exe"C:\Users\Admin\AppData\Local\Temp\a7a04842ca3e817e5ae28cf389f590ba2a4f76c63e25249419bad63277b7312f.exe"2⤵
- Adds Run key to start application
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\a7a04842ca3e817e5ae28cf389f590ba2a4f76c63e25249419bad63277b7312f.exeC:\Users\Admin\AppData\Local\Temp\a7a04842ca3e817e5ae28cf389f590ba2a4f76c63e25249419bad63277b7312f.exe /stext "C:\Users\Admin\AppData\Local\Temp\utjxel"3⤵
- Suspicious behavior: EnumeratesProcesses
-
-
C:\Users\Admin\AppData\Local\Temp\a7a04842ca3e817e5ae28cf389f590ba2a4f76c63e25249419bad63277b7312f.exeC:\Users\Admin\AppData\Local\Temp\a7a04842ca3e817e5ae28cf389f590ba2a4f76c63e25249419bad63277b7312f.exe /stext "C:\Users\Admin\AppData\Local\Temp\enoqedtly"3⤵
- Accesses Microsoft Outlook accounts
-
-
C:\Users\Admin\AppData\Local\Temp\a7a04842ca3e817e5ae28cf389f590ba2a4f76c63e25249419bad63277b7312f.exeC:\Users\Admin\AppData\Local\Temp\a7a04842ca3e817e5ae28cf389f590ba2a4f76c63e25249419bad63277b7312f.exe /stext "C:\Users\Admin\AppData\Local\Temp\ppuafvmnmhhp"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
System.dll
utjxel
belejrernes.lnk
memory/336-329-0x0000000000400000-0x0000000000462000-memory.dmp
memory/336-319-0x0000000000400000-0x0000000000462000-memory.dmp
memory/336-320-0x0000000000400000-0x0000000000462000-memory.dmp
memory/336-316-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2536-290-0x0000000077621000-0x0000000077741000-memory.dmp
memory/2536-291-0x0000000010004000-0x0000000010005000-memory.dmp
memory/3944-379-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-383-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-301-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-297-0x0000000001710000-0x0000000006F6F000-memory.dmp
memory/3944-302-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-303-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-304-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-305-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-307-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-308-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-309-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-310-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-311-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-405-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-404-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-299-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-403-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-402-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-318-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-298-0x00000000004E4000-0x00000000004E5000-memory.dmp
memory/3944-401-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-296-0x0000000077621000-0x0000000077741000-memory.dmp
memory/3944-295-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-400-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-399-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-359-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-336-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-342-0x0000000038430000-0x0000000038449000-memory.dmp
memory/3944-341-0x0000000038430000-0x0000000038449000-memory.dmp
memory/3944-358-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-293-0x0000000077621000-0x0000000077741000-memory.dmp
memory/3944-343-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-344-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-345-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-346-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-347-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-348-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-349-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-350-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-351-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-352-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-354-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-355-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-356-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-300-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-338-0x0000000038430000-0x0000000038449000-memory.dmp
memory/3944-398-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-360-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-361-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-362-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-363-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-364-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-365-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-366-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-368-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-369-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-370-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-371-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-372-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-373-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-374-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-375-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-377-0x0000000077621000-0x0000000077741000-memory.dmp
memory/3944-292-0x00000000776A8000-0x00000000776A9000-memory.dmp
memory/3944-380-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-381-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-382-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-357-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-384-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-385-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-386-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-388-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-389-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-390-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-391-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-392-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-393-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-394-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-395-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-396-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/3944-397-0x00000000004B0000-0x0000000001704000-memory.dmp
memory/4272-322-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4272-323-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4272-331-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4272-321-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4772-334-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4772-314-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4772-317-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4772-315-0x0000000000400000-0x0000000000478000-memory.dmp