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Analysis

  • max time kernel
    70s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    04/01/2024, 14:17

General

  • Target

    41151e1d13fe8f835b06c5b6538df69f.exe

  • Size

    178KB

  • MD5

    41151e1d13fe8f835b06c5b6538df69f

  • SHA1

    87b504c9840891412e36884bf351fee4b12ab546

  • SHA256

    e8782ceb49f1fe55510c907ad7c95601a89e7fd9ba6f0859c5cc9fd436772d8c

  • SHA512

    c1d275b11502eeeb99b48b8063e2b8d27898b129bb6dd469d358b1ab396fb69d7a3bcb055eb6a88fc96a95a3c51eeb58ec33cbdc1486390992ce4d2957b2c48d

  • SSDEEP

    3072:2wjmK0lZmJAQcD9sBNI9wMsxjhIPYDDlqdLv45q/yXs30rzqQ/vEEfjMvR:2bNWY9SIuMUhIPAqdLvuooGQnFM5

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 10 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\41151e1d13fe8f835b06c5b6538df69f.exe
    "C:\Users\Admin\AppData\Local\Temp\41151e1d13fe8f835b06c5b6538df69f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\Users\Admin\AppData\Local\Temp\nsi7B0.tmp\ctfmon.exe
      "C:\Users\Admin\AppData\Local\Temp\nsi7B0.tmp\ctfmon.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2872
    • C:\Users\Admin\AppData\Local\Temp\nsi7B0.tmp\300186c696818226368e927051ab1f357b60c.exe
      "C:\Users\Admin\AppData\Local\Temp\nsi7B0.tmp\300186c696818226368e927051ab1f357b60c.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2412
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
          PID:2840
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1380
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k netsvcs
        1⤵
          PID:864
          • C:\Windows\system32\wbem\WMIADAP.EXE
            wmiadap.exe /F /T /R
            2⤵
              PID:1456
          • C:\Windows\system32\csrss.exe
            %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
            1⤵
            • Executes dropped EXE
            • Drops desktop.ini file(s)
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of UnmapMainImage
            • Suspicious use of WriteProcessMemory
            PID:340
          • C:\Windows\system32\wbem\wmiprvse.exe
            C:\Windows\system32\wbem\wmiprvse.exe -Embedding
            1⤵
              PID:2844

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • memory/340-50-0x00000000022C0000-0x00000000022D1000-memory.dmp

              Filesize

              68KB

            • memory/340-53-0x00000000022C0000-0x00000000022D1000-memory.dmp

              Filesize

              68KB

            • memory/340-45-0x0000000000E50000-0x0000000000E51000-memory.dmp

              Filesize

              4KB

            • memory/340-47-0x00000000022C0000-0x00000000022D1000-memory.dmp

              Filesize

              68KB

            • memory/864-65-0x0000000000EE0000-0x0000000000EEB000-memory.dmp

              Filesize

              44KB

            • memory/864-55-0x0000000000E50000-0x0000000000E5B000-memory.dmp

              Filesize

              44KB

            • memory/864-74-0x0000000000EE0000-0x0000000000EEB000-memory.dmp

              Filesize

              44KB

            • memory/864-56-0x0000000000E40000-0x0000000000E48000-memory.dmp

              Filesize

              32KB

            • memory/864-60-0x0000000000E50000-0x0000000000E5B000-memory.dmp

              Filesize

              44KB

            • memory/864-64-0x0000000000E50000-0x0000000000E5B000-memory.dmp

              Filesize

              44KB

            • memory/864-67-0x0000000000EE0000-0x0000000000EEB000-memory.dmp

              Filesize

              44KB

            • memory/1380-35-0x0000000002E10000-0x0000000002E16000-memory.dmp

              Filesize

              24KB

            • memory/1380-31-0x0000000002E10000-0x0000000002E16000-memory.dmp

              Filesize

              24KB

            • memory/1380-40-0x0000000002E00000-0x0000000002E02000-memory.dmp

              Filesize

              8KB

            • memory/1380-39-0x0000000002E10000-0x0000000002E16000-memory.dmp

              Filesize

              24KB

            • memory/2412-29-0x00000000002E0000-0x000000000030A000-memory.dmp

              Filesize

              168KB

            • memory/2412-51-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/2412-52-0x00000000002E0000-0x000000000030A000-memory.dmp

              Filesize

              168KB

            • memory/2412-30-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/2412-28-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB