Analysis

  • max time kernel
    152s
  • max time network
    133s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/08/2026, 09:11

General

  • Target
    e4caa038bcfb52d1cd362b5f19b643bdad2b279e1fc59434fe32e5085d4d4b20.exe
  • Size 200.0MB
  • Sample260814-k5pcssgp2v
  • SHA256 e4caa038bcfb52d1cd362b5f19b643bdad2b279e1fc59434fe32e5085d4d4b20
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • 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 use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e4caa038bcfb52d1cd362b5f19b643bdad2b279e1fc59434fe32e5085d4d4b20.exe
    "C:\Users\Admin\AppData\Local\Temp\e4caa038bcfb52d1cd362b5f19b643bdad2b279e1fc59434fe32e5085d4d4b20.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2316
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\c0vb4ujd\c0vb4ujd.cmdline"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4080
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES65F4.tmp" "c:\Users\Admin\AppData\Local\Temp\c0vb4ujd\CSCF5753A401D847AFAA9A42A03FE074F6.TMP"
        3⤵
          PID:4336
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2316 -s 1560
        2⤵
        • Program crash
        PID:3292
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2316 -ip 2316
      1⤵
        PID:5744

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            RES65F4.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\RES65F4.tmp
            • Size 1KB
            • SHA256 1226ae6c902e3bc17c1bd1df9ccb448d4002f37dad921bbb58c26811c67c33b2
            • MD5 SHA1 SHA512 TLSH

            c0vb4ujd.dll

            • Path C:\Users\Admin\AppData\Local\Temp\c0vb4ujd\c0vb4ujd.dll
            • Size 4KB
            • SHA256 ad153850d4cd4c1ce58b4692a170bb6636c69ac31dbd11341261c0b36bb34257
            • MD5 SHA1 SHA512 TLSH

            CSCF5753A401D847AFAA9A42A03FE074F6.TMP

            • Path \??\c:\Users\Admin\AppData\Local\Temp\c0vb4ujd\CSCF5753A401D847AFAA9A42A03FE074F6.TMP
            • Size 652B
            • SHA256 7b0495d49ae5ca1ed3ca36d6d1d21eb58ae8eb4e4b3eb9fe5af8796d8a9a0429
            • MD5 SHA1 SHA512 TLSH

            c0vb4ujd.0.cs

            • Path \??\c:\Users\Admin\AppData\Local\Temp\c0vb4ujd\c0vb4ujd.0.cs
            • Size 677B
            • SHA256 9e298014201c7f542c821e732c296c3bba7d03bea47d0a1ce842562c2b5ba5d8
            • MD5 SHA1 SHA512 TLSH

            c0vb4ujd.cmdline

            • Path \??\c:\Users\Admin\AppData\Local\Temp\c0vb4ujd\c0vb4ujd.cmdline
            • Size 183B
            • SHA256 f4e32e986a346197d43a33916b9fa792811944a928937688e08c05515e1e0158
            • MD5 SHA1 SHA512 TLSH

            memory/2316-0-0x0000000074B72000-0x0000000074B73000-memory.dmp

            memory/2316-1-0x00000000005A0000-0x00000000015A0000-memory.dmp

            memory/2316-5-0x0000000074B60000-0x000000007531C000-memory.dmp

            memory/2316-15-0x000000000F0A0000-0x000000000F0A8000-memory.dmp

            memory/2316-16-0x0000000074B72000-0x0000000074B73000-memory.dmp

            memory/2316-17-0x0000000074B60000-0x000000007531C000-memory.dmp

            memory/2316-18-0x0000000074B60000-0x000000007531C000-memory.dmp