Analysis
- max time kernel
2s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
22/05/2026, 22:50
General
- Target tmpu1von9mj.exe
- Size 4.1MB
- Sample260522-2sgkvsas6t
- SHA256 25bccb5a80ea4d7a0663b0a96d2631292ff1a90d3d539c6d9e9a424bf74711e5
Malware Config
Signatures
- Family: Glupteba
Glupteba is a modular loader written in Golang with various components.
- Glupteba payload 19 IoCs
- Modifies Windows Firewall 2 TTPs 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes
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C:\Users\Admin\AppData\Local\Temp\tmpu1von9mj.exe"C:\Users\Admin\AppData\Local\Temp\tmpu1von9mj.exe"1⤵
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Local\Temp\tmpu1von9mj.exe"C:\Users\Admin\AppData\Local\Temp\tmpu1von9mj.exe"2⤵
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
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C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Scheduled Task/Job: Scheduled Task
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Scheduled Task/Job: Scheduled Task
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C:\Windows\rss\csrss.exe"C:\Windows\rss\csrss.exe"1⤵
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C:\Windows\rss\csrss.exe"C:\Windows\rss\csrss.exe"2⤵
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe1⤵
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C:\Windows\rss\csrss.exe"C:\Windows\rss\csrss.exe"2⤵
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
injector.exe
csrss.exe
memory/824-40-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/824-29-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/824-43-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/824-37-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/824-36-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/824-42-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/824-35-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/824-41-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/824-38-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/824-34-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/824-39-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/824-31-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/824-32-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/824-33-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/1872-3-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/1872-2-0x0000000005120000-0x0000000005997000-memory.dmp
memory/1872-1-0x0000000003480000-0x0000000003878000-memory.dmp
memory/1872-5-0x0000000005120000-0x0000000005997000-memory.dmp
memory/3436-12-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/3436-6-0x00000000033D0000-0x00000000037BB000-memory.dmp
memory/4064-17-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/5056-30-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/5092-25-0x0000000000400000-0x0000000002FFC000-memory.dmp
memory/5880-28-0x0000000000400000-0x0000000002FFC000-memory.dmp