Analysis

  • max time kernel
    140s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 04:33

General

  • Target

    rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe

  • Size

    172KB

  • MD5

    c06b551f110824f92f7dd6e1e286338b

  • SHA1

    b1451aabe43b20ddfe11ba08cda0716a47cf9fe6

  • SHA256

    0fdc5af087744ec47f94d6d98b05c2f018a5b16bb097a7826f096bc6f7ffd92f

  • SHA512

    4ae0cee0c75e61be40d33635b658d3ea0e074b7f4246a037da60ee6075906583b532236e41e1a3910684b9d8b71fecbcdadc1f9249bacf94b7726818cfbdc576

  • SSDEEP

    3072:Lw0CwITzueTD9d0h06Up164tnYx82gGtjdkruyjn:LwYuzue/9+hpK8i4IGtj4

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 17 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1120
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1180
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of UnmapMainImage
        • Suspicious use of WriteProcessMemory
        PID:1252
        • C:\Users\Admin\AppData\Local\Temp\rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
          "C:\Users\Admin\AppData\Local\Temp\rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe"
          2⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1516
          • C:\Users\Admin\AppData\Local\Temp\rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
            C:\Users\Admin\AppData\Local\Temp\rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1272
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS8537~1.BAT"
              4⤵
              • Deletes itself
              PID:1720
      • C:\Windows\system32\conhost.exe
        \??\C:\Windows\system32\conhost.exe "893045353-1456147261-104959956-2121376635-6773171731648246522967199941-780502757"
        1⤵
          PID:1748

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Roaming\ms8537768.bat

          Filesize

          201B

          MD5

          024a1abe6be9ce887691cbab539e41f1

          SHA1

          276d804fb850e221fa96ce706faf07ee5df1bb97

          SHA256

          0f116d28e92f328f6f10d0ee56786e2176dba2608ddf2e746e9be64a12d25e12

          SHA512

          b643ad73f9690d64a73d8c778ce4532cd377f42988a39e0e6964f127bee8a9d32eabcbd7efa1490f30b3453838ebe3f1c252ae15990e6b1c49769c0ce4c81ccc

        • memory/1120-94-0x00000000002F0000-0x0000000000307000-memory.dmp

          Filesize

          92KB

        • memory/1120-80-0x0000000037020000-0x0000000037030000-memory.dmp

          Filesize

          64KB

        • memory/1180-95-0x00000000001A0000-0x00000000001B7000-memory.dmp

          Filesize

          92KB

        • memory/1180-83-0x0000000037020000-0x0000000037030000-memory.dmp

          Filesize

          64KB

        • memory/1252-73-0x0000000002910000-0x0000000002927000-memory.dmp

          Filesize

          92KB

        • memory/1252-93-0x0000000002910000-0x0000000002927000-memory.dmp

          Filesize

          92KB

        • memory/1252-75-0x0000000037020000-0x0000000037030000-memory.dmp

          Filesize

          64KB

        • memory/1272-63-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1272-58-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1272-71-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1272-64-0x00000000004010C0-mapping.dmp

        • memory/1272-62-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1272-67-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1272-55-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1272-60-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1272-56-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1516-65-0x00000000002D0000-0x00000000002D4000-memory.dmp

          Filesize

          16KB

        • memory/1516-54-0x0000000074C41000-0x0000000074C43000-memory.dmp

          Filesize

          8KB

        • memory/1720-72-0x0000000000000000-mapping.dmp

        • memory/1720-81-0x0000000000140000-0x0000000000154000-memory.dmp

          Filesize

          80KB

        • memory/1748-88-0x0000000037020000-0x0000000037030000-memory.dmp

          Filesize

          64KB

        • memory/1748-92-0x00000000000D0000-0x00000000000E7000-memory.dmp

          Filesize

          92KB

        • memory/1748-91-0x00000000000F0000-0x0000000000107000-memory.dmp

          Filesize

          92KB

        • memory/1748-89-0x0000000037020000-0x0000000037030000-memory.dmp

          Filesize

          64KB