Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/08/2026, 08:48

General

  • Target
    c57f8adaaf7898c76c853294ad77e29c5f3dec03277a4292ad6cbdb4945083e2.exe
  • Size 419KB
  • Sample260809-kqymxsck3x
  • SHA256 c57f8adaaf7898c76c853294ad77e29c5f3dec03277a4292ad6cbdb4945083e2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 6 IoCs

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

  • Drops file in System32 directory 13 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 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c57f8adaaf7898c76c853294ad77e29c5f3dec03277a4292ad6cbdb4945083e2.exe
    "C:\Users\Admin\AppData\Local\Temp\c57f8adaaf7898c76c853294ad77e29c5f3dec03277a4292ad6cbdb4945083e2.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:2480
  • C:\Windows\Syswow64\64b801a4
    C:\Windows\Syswow64\64b801a4
    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:5192

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        64b801a4

        • Path C:\Windows\SysWOW64\64b801a4
        • Size 419KB
        • SHA256 01c3c0fdac3b0136486091982cf173174f2bc2e8123b05d69e07dc6dd08a22aa
        • MD5 SHA1 SHA512 SSDEEP TLSH