Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 01:04

General

  • Target
    72fb480a3e0fba95387b69438bf4faab00801f19c7894b729c54d90ec0ba533d.exe
  • Size 419KB
  • Sample260802-bfannsbj4z
  • SHA256 72fb480a3e0fba95387b69438bf4faab00801f19c7894b729c54d90ec0ba533d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 4 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops file in System32 directory 5 IoCs
  • Drops file in Windows directory 2 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.

  • Modifies data under HKEY_USERS 9 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\72fb480a3e0fba95387b69438bf4faab00801f19c7894b729c54d90ec0ba533d.exe
    "C:\Users\Admin\AppData\Local\Temp\72fb480a3e0fba95387b69438bf4faab00801f19c7894b729c54d90ec0ba533d.exe"
    1⤵
    • Unexpected DNS network traffic destination
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5364
  • C:\Windows\Syswow64\c855be44
    C:\Windows\Syswow64\c855be44
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5052

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        c855be44

        • Path C:\Windows\SysWOW64\c855be44
        • Size 419KB
        • SHA256 e39bf2f01eee8220fb158dc65d73c63ba4b97de82224e4755a2fe6ce7de78087
        • MD5 SHA1 SHA512 SSDEEP TLSH