Resubmissions

25-10-2024 18:49

241025-xgbg9ataqd 10

Analysis

  • max time kernel
    210s
  • max time network
    209s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-10-2024 18:51

General

  • Target

    29D6161522C7F7F21B35401907C702BDDB05ED47.exe

  • Size

    94KB

  • MD5

    8baa9b809b591a11af423824f4d9726a

  • SHA1

    29d6161522c7f7f21b35401907c702bddb05ed47

  • SHA256

    6393fe8dd4721190f240e22feeb769675b6194a70cabd5a415c2364686a9089c

  • SHA512

    0e3dd5d496474bc2c4c814f2062d0c099a17663cc80640467533a80d6cbb8baa17b22608edfae63a4e6ec5074fedd56173673142cca22c5699c02e408d097966

  • SSDEEP

    1536:8gVgsgm8VUWq8qt3jhOrpOlVPac2xK2uypKG4lvhGnyVUEom2OEKI:/avzbqTOrpOyc2xKZbcnyVUEof7KI

Malware Config

Signatures

  • Detect Emotet payload 7 IoCs
  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Emotet family
  • Suspicious use of SetThreadContext 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 9 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: CmdExeWriteProcessMemorySpam 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1176
      • C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe
        "C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2100
        • C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe
          "C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2540
      • C:\Windows\explorer.exe
        "C:\Windows\explorer.exe"
        2⤵
          PID:600
        • C:\Windows\system32\cmd.exe
          "C:\Windows\system32\cmd.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2616
          • C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe
            AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe
            3⤵
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:1468
            • C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe
              "C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe"
              4⤵
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:2068
          • C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe
            AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe
            3⤵
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:1912
            • C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe
              "C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe"
              4⤵
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:2544
          • C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.dos
            AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.dos
            3⤵
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:2304
            • C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.dos
              "C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.dos"
              4⤵
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2868
        • C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe
          "C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe"
          2⤵
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:856
          • C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe
            "C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.exe"
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1476
        • C:\Windows\System32\notepad.exe
          "C:\Windows\System32\notepad.exe" "C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.ps1"
          2⤵
          • Opens file in notepad (likely ransom note)
          PID:2440
        • C:\Windows\system32\rundll32.exe
          "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.dos
          2⤵
          • Modifies registry class
          PID:3064
          • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
            "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\29D6161522C7F7F21B35401907C702BDDB05ED47.dos"
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of SetWindowsHookEx
            PID:2408

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\5F279E86~

        Filesize

        94KB

        MD5

        a400e6b9868aace7400e548b07cf9232

        SHA1

        cfa6ef2f6f7dd1d640246f21aa85a1aab4366ce6

        SHA256

        7e5634b4c05b4a0255e91d919b880739d9b46bdbb4ddc7abe56c73085f10dfbc

        SHA512

        92473bad174ad9d91988c0902d41ba58486cff03b40093b49c8b27c864ac3f09a3ebfb89cba9b28bfa468caa210ecdc34acbd8da3146f8f1bd67d60937a99a83

      • memory/1176-13-0x0000000077531000-0x0000000077532000-memory.dmp

        Filesize

        4KB

      • memory/1176-14-0x00000000734E0000-0x00000000734F3000-memory.dmp

        Filesize

        76KB

      • memory/1176-8-0x0000000077531000-0x0000000077532000-memory.dmp

        Filesize

        4KB

      • memory/1176-9-0x00000000734E0000-0x00000000734F3000-memory.dmp

        Filesize

        76KB

      • memory/1912-42-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/2068-18-0x0000000000400000-0x0000000000410000-memory.dmp

        Filesize

        64KB

      • memory/2540-7-0x0000000000400000-0x0000000000410000-memory.dmp

        Filesize

        64KB

      • memory/2540-4-0x0000000000400000-0x0000000000410000-memory.dmp

        Filesize

        64KB

      • memory/2540-2-0x0000000000400000-0x0000000000410000-memory.dmp

        Filesize

        64KB

      • memory/2540-5-0x0000000000400000-0x0000000000410000-memory.dmp

        Filesize

        64KB

      • memory/2540-3-0x0000000000400000-0x0000000000410000-memory.dmp

        Filesize

        64KB

      • memory/2868-54-0x0000000000400000-0x0000000000410000-memory.dmp

        Filesize

        64KB