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Analysis

  • max time kernel
    110s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/01/2025, 13:18

General

  • Target

    31d3f9e072bc52beb3b7c5f936c7e4de25660c6d3433e7812667ca4ca9393fad.exe

  • Size

    225KB

  • MD5

    49d77b0e16d4889c9869d18a4694d2e0

  • SHA1

    71a1b7b0a8fa51924d468a2af7df02e0fa315705

  • SHA256

    31d3f9e072bc52beb3b7c5f936c7e4de25660c6d3433e7812667ca4ca9393fad

  • SHA512

    7e74e532d316cd21539dfa57cd31c894c612a4f43d36cef6cfb7eb2f1f0104cf0c3e3b6cdbeae8582920f04a013104119bfbc32bb52641aecce1971dcef3b495

  • SSDEEP

    6144:dA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:dATuTAnKGwUAW3ycQqg3

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 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 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2468
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3568
      • C:\Users\Admin\AppData\Local\Temp\31d3f9e072bc52beb3b7c5f936c7e4de25660c6d3433e7812667ca4ca9393fad.exe
        "C:\Users\Admin\AppData\Local\Temp\31d3f9e072bc52beb3b7c5f936c7e4de25660c6d3433e7812667ca4ca9393fad.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1636
        • C:\Windows\SysWOW64\winver.exe
          winver
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:3792
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3792 -s 300
            4⤵
            • Program crash
            PID:2096
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1636 -s 976
          3⤵
          • Program crash
          PID:688
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
      1⤵
      • Modifies data under HKEY_USERS
      PID:4976
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3792 -ip 3792
      1⤵
        PID:5024
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 1636 -ip 1636
        1⤵
          PID:32

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1636-13-0x0000000005AF0000-0x00000000064F0000-memory.dmp

          Filesize

          10.0MB

        • memory/1636-21-0x00000000046E0000-0x0000000004D38000-memory.dmp

          Filesize

          6.3MB

        • memory/1636-3-0x00000000046E0000-0x0000000004D38000-memory.dmp

          Filesize

          6.3MB

        • memory/1636-4-0x0000000003C90000-0x0000000003C91000-memory.dmp

          Filesize

          4KB

        • memory/1636-5-0x0000000003C90000-0x0000000003C91000-memory.dmp

          Filesize

          4KB

        • memory/1636-9-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/1636-17-0x0000000005AF0000-0x00000000064F0000-memory.dmp

          Filesize

          10.0MB

        • memory/1636-1-0x00000000046E0000-0x0000000004D38000-memory.dmp

          Filesize

          6.3MB

        • memory/1636-2-0x0000000003C90000-0x0000000003C91000-memory.dmp

          Filesize

          4KB

        • memory/2468-16-0x0000000000D40000-0x0000000000D46000-memory.dmp

          Filesize

          24KB

        • memory/2468-22-0x0000000000D40000-0x0000000000D46000-memory.dmp

          Filesize

          24KB

        • memory/3568-8-0x00000000029F0000-0x00000000029F6000-memory.dmp

          Filesize

          24KB

        • memory/3568-14-0x0000000002A00000-0x0000000002A06000-memory.dmp

          Filesize

          24KB

        • memory/3568-7-0x00000000029F0000-0x00000000029F6000-memory.dmp

          Filesize

          24KB