Resubmissions

24/11/2022, 16:38

221124-t5ggmaah3y10

18/11/2022, 10:14

221118-l9yygada6s10

05/11/2022, 01:50

221105-b88feacgc88

Analysis

  • max time kernel
    111s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/11/2022, 01:50

General

  • Target
    svcupdater.exe
  • Size 4.8MB
  • Sample221105-b88feacgc8
  • SHA256 fc8db07536652808292ddca99645f2e64431baf7f72ba1a8d358229e16fafbd8
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • GoLang User-Agent 2 IoCs

    Uses default user-agent string defined by GoLang HTTP packages.

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\svcupdater.exe
    "C:\Users\Admin\AppData\Local\Temp\svcupdater.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4932
    • C:\Windows\system32\cmd.exe
      cmd.exe "/C schtasks /create /tn \ipNnOYSRDI /tr \"C:\Users\Admin\AppData\Roaming\ipNnOYSRDI\svcupdater.exe\" /st 00:00 /du 9999:59 /sc once /ri 1 /f"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1180
      • C:\Windows\system32\schtasks.exe
        schtasks /create /tn \ipNnOYSRDI /tr \"C:\Users\Admin\AppData\Roaming\ipNnOYSRDI\svcupdater.exe\" /st 00:00 /du 9999:59 /sc once /ri 1 /f"
        3⤵
        • Creates scheduled task(s)
        PID:1432
  • C:\Users\Admin\AppData\Roaming\ipNnOYSRDI\svcupdater.exe
    C:\Users\Admin\AppData\Roaming\ipNnOYSRDI\svcupdater.exe
    1⤵
    • Executes dropped EXE
    PID:756

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        svcupdater.exe

        • Path C:\Users\Admin\AppData\Roaming\ipNnOYSRDI\svcupdater.exe
        • Size 4.8MB
        • SHA256 fc8db07536652808292ddca99645f2e64431baf7f72ba1a8d358229e16fafbd8
        • MD5 SHA1 SHA512 SSDEEP

        svcupdater.exe

        • Path C:\Users\Admin\AppData\Roaming\ipNnOYSRDI\svcupdater.exe
        • Size 4.8MB
        • SHA256 fc8db07536652808292ddca99645f2e64431baf7f72ba1a8d358229e16fafbd8
        • MD5 SHA1 SHA512 SSDEEP