Analysis

  • max time kernel
    280s
  • max time network
    255s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    10/09/2022, 14:09

General

  • Target

    WinRAR-ZIP-Archiv (neu).zip

  • Size

    1.0MB

  • MD5

    83a0b3754a49e41c6fe2adfa6a597fac

  • SHA1

    813a18f0e80088c48e192d4eae6feba541222257

  • SHA256

    af7c51a480a0275b2403caa057344f0c38cf6ea9129b39e634ec23000fb7d78e

  • SHA512

    c9df05e1aae5cf13165ea7171b23e64525df89ba95d5605971a96a7173f3f7229d3d67de4423e2a5f6ff09521d8438fc975619eebff1f0d25b7d5efa44ea8f1e

  • SSDEEP

    24576:WHID6VCddeZmd6HmeJEg0HXB2Jx5v1xOpBCmTN4b9ShdCocbySLVEy:WhVCiKqgXB2Jz1xOpBJ4CCThhN

Score
1/10

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 5 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.exe
    C:\Windows\Explorer.exe /idlist,,"C:\Users\Admin\AppData\Local\Temp\WinRAR-ZIP-Archiv (neu).zip"
    1⤵
      PID:2736
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:1456
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe"
        1⤵
        • Suspicious use of WriteProcessMemory
        PID:1300
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe"
          2⤵
          • Checks processor information in registry
          • Modifies registry class
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:984
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="984.0.721786584\207373184" -parentBuildID 20200403170909 -prefsHandle 1544 -prefMapHandle 1536 -prefsLen 1 -prefMapSize 219938 -appdir "C:\Program Files\Mozilla Firefox\browser" - 984 "\\.\pipe\gecko-crash-server-pipe.984" 1640 gpu
            3⤵
              PID:4948
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="984.3.656452838\966449566" -childID 1 -isForBrowser -prefsHandle 2256 -prefMapHandle 2252 -prefsLen 122 -prefMapSize 219938 -parentBuildID 20200403170909 -appdir "C:\Program Files\Mozilla Firefox\browser" - 984 "\\.\pipe\gecko-crash-server-pipe.984" 2268 tab
              3⤵
                PID:4484
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="984.13.1745277092\770291320" -childID 2 -isForBrowser -prefsHandle 3408 -prefMapHandle 3404 -prefsLen 6904 -prefMapSize 219938 -parentBuildID 20200403170909 -appdir "C:\Program Files\Mozilla Firefox\browser" - 984 "\\.\pipe\gecko-crash-server-pipe.984" 3396 tab
                3⤵
                  PID:3628

            Network

                  MITRE ATT&CK Enterprise v6

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