Resubmissions

11/05/2026, 17:21

260511-vxfe2afw5z5

11/05/2026, 17:10

260511-vpp99say4m5

11/05/2026, 16:45

260511-t9cz1aez6s5

Analysis

  • max time kernel
    298s
  • max time network
    287s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260130-es
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260130-eslocale:es-esos:windows10-ltsc_2021-x64systemwindows
  • submitted
    11/05/2026, 17:10

General

  • Target
    vcruntime140.dll
  • Size 81KB
  • Sample260511-vpp99say4m
  • SHA256 6823b98c3e922490a2f97f54862d32193900077e49f0360522b19e06e6da24b4
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10

Malware Config

Signatures

  • Program crash 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.

  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\vcruntime140.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5056
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\vcruntime140.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1220
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1220 -s 600
        3⤵
        • Program crash
        PID:5272
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1220 -ip 1220
    1⤵
      PID:3708

    Network

          MITRE ATT&CK Enterprise v16

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