Analysis

  • max time kernel
    131s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 23:18

General

  • Target

    2014_11rechnung_pdf_telekom_00002383882_november_002818273_11_0000000392_000005.exe

  • Size

    204KB

  • MD5

    bf08a33a6aa04fd576d4661bfe409d63

  • SHA1

    33bac2b5647c3cf464e5b2cbd7e108aa75877be9

  • SHA256

    796c421ab9d0cb0b7e2de528cc7535c3eccabb31c888a04796593654ec37a0e2

  • SHA512

    4f11e2e9e606c68afaa534f700f54706f1ce23e99c42398a09e4df7a2481a8c6b07f6ffb2d19db5b2dc2fea7e5b6488692af5eeac52e16ae2b13062d8a3c8140

  • SSDEEP

    3072:KbbbeGI6JRubMVHhRJO13oreqjc2K9FZn0f1MsWzdT6V:hGLRdVHheeOFZ0fGL16V

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 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1124
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:1220
      • C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_pdf_telekom_00002383882_november_002818273_11_0000000392_000005.exe
        "C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_pdf_telekom_00002383882_november_002818273_11_0000000392_000005.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1784
        • C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_pdf_telekom_00002383882_november_002818273_11_0000000392_000005.exe
          C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_pdf_telekom_00002383882_november_002818273_11_0000000392_000005.exe
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1624
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS8537~1.BAT"
            4⤵
            • Deletes itself
            PID:2008
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\system32\conhost.exe
        \??\C:\Windows\system32\conhost.exe "-244751332-1020774505-453481727149593609514852378021243791664-921636160191703029"
        1⤵
          PID:2020

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

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

          Filesize

          201B

          MD5

          32fe1da454966377ce5b31db065b49bb

          SHA1

          662af7be8acdf0c43a1adb0e5d3cfa9a6d72801e

          SHA256

          e3fa3cf7b4e82a375e3f35396b06bb32435dd146f085505c3ab506be7b245e7e

          SHA512

          56f8a87929cdb3c2a77125c078a790b05b346642fcfe7426017b2e7d8513fb5a3986d32b1da0794d404397ddad33a1fb9a8f12f2c65e5e650823dca797adbcd8

        • memory/1124-94-0x0000000001CB0000-0x0000000001CC7000-memory.dmp

          Filesize

          92KB

        • memory/1124-82-0x00000000371C0000-0x00000000371D0000-memory.dmp

          Filesize

          64KB

        • memory/1176-96-0x0000000000120000-0x0000000000137000-memory.dmp

          Filesize

          92KB

        • memory/1176-90-0x00000000371C0000-0x00000000371D0000-memory.dmp

          Filesize

          64KB

        • memory/1220-73-0x00000000029B0000-0x00000000029C7000-memory.dmp

          Filesize

          92KB

        • memory/1220-95-0x00000000029B0000-0x00000000029C7000-memory.dmp

          Filesize

          92KB

        • memory/1220-76-0x00000000371C0000-0x00000000371D0000-memory.dmp

          Filesize

          64KB

        • memory/1624-63-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1624-59-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1624-68-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1624-56-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1624-64-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1624-75-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1624-65-0x00000000004010C0-mapping.dmp

        • memory/1624-57-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1624-81-0x00000000005B0000-0x00000000005C4000-memory.dmp

          Filesize

          80KB

        • memory/1624-61-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/1784-54-0x0000000000220000-0x00000000002CC000-memory.dmp

          Filesize

          688KB

        • memory/1784-66-0x0000000000380000-0x0000000000384000-memory.dmp

          Filesize

          16KB

        • memory/1784-55-0x00000000753C1000-0x00000000753C3000-memory.dmp

          Filesize

          8KB

        • memory/2008-72-0x0000000000000000-mapping.dmp

        • memory/2020-91-0x00000000371C0000-0x00000000371D0000-memory.dmp

          Filesize

          64KB

        • memory/2020-93-0x00000000000D0000-0x00000000000E7000-memory.dmp

          Filesize

          92KB