Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22/03/2025, 06:33

General

  • Target

    5be338c227e46f56eb13670ecc6ba26209097332f30411531456d5d829cbf547.exe

  • Size

    441KB

  • MD5

    b9f5eaf0927d4c526e3a838d82236dbc

  • SHA1

    b760db73097b50b340706d785bf67236c3074c25

  • SHA256

    5be338c227e46f56eb13670ecc6ba26209097332f30411531456d5d829cbf547

  • SHA512

    673aa114aeb21e124d2f6cfb697a5880194edf4543d1ce792ffbe9742e236e4607f5f51aa6f5e672f500b2f894c358686c32bbd41ca6a2552c502c1c5ac51106

  • SSDEEP

    6144:pXoI87e04Y8x9eL7e6VlWT8b9BcgjwUPbQVd/y1E:pM98+7PVle8rAUeCE

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\5be338c227e46f56eb13670ecc6ba26209097332f30411531456d5d829cbf547.exe
    "C:\Users\Admin\AppData\Local\Temp\5be338c227e46f56eb13670ecc6ba26209097332f30411531456d5d829cbf547.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds Run key to start application
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3060
    • C:\Windows\system32\CMD.exe
      "CMD" /C SchTaSKs /CrEAte /F /sc OnLoGoN /rl HighEst /tn "DaVinci Resolve Update" /tr "C:\Windows\xdwdAutodesk Maya.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2796
      • C:\Windows\system32\schtasks.exe
        SchTaSKs /CrEAte /F /sc OnLoGoN /rl HighEst /tn "DaVinci Resolve Update" /tr "C:\Windows\xdwdAutodesk Maya.exe"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2940
    • C:\Windows\system32\CMD.exe
      "CMD" /c SchTaSKs /create /f /sc minute /mo -1 /tn "Notepad++ Upgrade" /tr "C:\Windows\xdwdAutodesk Maya.exe" /RL HIGHEST & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2844
      • C:\Windows\system32\schtasks.exe
        SchTaSKs /create /f /sc minute /mo -1 /tn "Notepad++ Upgrade" /tr "C:\Windows\xdwdAutodesk Maya.exe" /RL HIGHEST
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2440
    • C:\Windows\system32\CMD.exe
      "CMD" /c SchTaSKs /create /f /sc minute /mo 5 /tn "Notepad++ Upgrade" /tr "C:\Program Files\xdwdMicrosoft Teams.exe" /RL HIGHEST & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2648
      • C:\Windows\system32\schtasks.exe
        SchTaSKs /create /f /sc minute /mo 5 /tn "Notepad++ Upgrade" /tr "C:\Program Files\xdwdMicrosoft Teams.exe" /RL HIGHEST
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2528

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3060-0-0x000007FEF5B63000-0x000007FEF5B64000-memory.dmp

    Filesize

    4KB

  • memory/3060-1-0x0000000000BD0000-0x0000000000C44000-memory.dmp

    Filesize

    464KB

  • memory/3060-2-0x000007FEF5B63000-0x000007FEF5B64000-memory.dmp

    Filesize

    4KB

  • memory/3060-34-0x000007FEF5B60000-0x000007FEF654C000-memory.dmp

    Filesize

    9.9MB

  • memory/3060-100-0x000007FEF5B60000-0x000007FEF654C000-memory.dmp

    Filesize

    9.9MB