Analysis
- max time kernel
149s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
27/10/2026, 13:50
General
- Target prosvet-1.1.2-windows-386/zapret.bat
- Size 617B
- Sample261027-q48b6sdf96
- SHA256 cd34953eda1cdc7e2a07ed9880485d18ea02ee652f5cf40487eca15ecbda756b
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 2 IoCs
- Drops file in Program Files directory 1 IoCs
- Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 10 IoCs
- Suspicious behavior: LoadsDriver 1 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\prosvet-1.1.2-windows-386\zapret.bat"1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\chcp.comchcp 650012⤵
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C:\Windows\system32\mode.commode con: cols=132 lines=422⤵
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C:\Windows\system32\sc.exesc query prosvet2⤵
- Launches sc.exe
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C:\Users\Admin\AppData\Local\Temp\prosvet-1.1.2-windows-386\prosvet.exe"C:\Users\Admin\AppData\Local\Temp\prosvet-1.1.2-windows-386\prosvet.exe" install2⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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C:\Users\Admin\AppData\Local\Temp\prosvet-1.1.2-windows-386\prosvet.exe"C:\Users\Admin\AppData\Local\Temp\prosvet-1.1.2-windows-386\prosvet.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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C:\Program Files (x86)\Prosvet\prosvet.exe"C:\Program Files (x86)\Prosvet\prosvet.exe" daemon1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\ProgramData\Prosvet\engine\winws.exeC:\ProgramData\Prosvet\engine\winws.exe --wf-udp=443,19294-19344,50000-50100 --filter-udp=19294-19344,50000-50100 --filter-l7=discord,stun --dpi-desync=fake --dpi-desync-repeats=6 --dpi-desync-fake-discord=C:\ProgramData\Prosvet\fakes\gen_quic_steamcommunity.com.bin --dpi-desync-fake-stun=C:\ProgramData\Prosvet\fakes\gen_quic_steamcommunity.com.bin --new --filter-udp=443 --hostlist=C:\ProgramData\Prosvet\lists\custom.txt --hostlist=C:\ProgramData\Prosvet\lists\general.txt --hostlist-exclude=C:\ProgramData\Prosvet\lists\exclude.txt --hostlist-exclude=C:\ProgramData\Prosvet\lists\exclude-user.txt --ipset-exclude=C:\ProgramData\Prosvet\lists\ipset-ipset-exclude.txt --dpi-desync=fake --dpi-desync-repeats=6 --dpi-desync-fake-quic=C:\ProgramData\Prosvet\fakes\gen_quic_www.google.com.bin2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
prosvet.exe
WinDivert.dll
cygwin1.dll
winws.exe
gen_quic_steamcommunity.com.bin
gen_quic_www.google.com.bin
custom.txt
exclude.txt
general.txt
ipset-ipset-exclude.txt
memory/3880-63-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3880-73-0x0000000063D40000-0x0000000063D50000-memory.dmp
memory/3880-72-0x0000000061000000-0x00000000614F0000-memory.dmp
memory/3880-74-0x0000000061000000-0x00000000614F0000-memory.dmp
memory/3880-71-0x0000000000400000-0x000000000043C000-memory.dmp