Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16/10/2024, 02:28

General

  • Target

    72a8825bde9fb1600cb085e11d2b59a2b11e3c027c301fb789791e2552bda42e.exe

  • Size

    1.1MB

  • MD5

    55aebe7c9491e315b5cf0b1754cd970a

  • SHA1

    0b7b1c687363a42a5a628c6fac6dc70304d32a0f

  • SHA256

    72a8825bde9fb1600cb085e11d2b59a2b11e3c027c301fb789791e2552bda42e

  • SHA512

    cfe63311113b1464549db347fead8d383cfd112d1fd20ce07ff2839408b5e1de6f109bde959b8fffa80a4e1f5a4f0d5764ce210bd23b1706062d565334068d4b

  • SSDEEP

    24576:WfmMv6Ckr7Mny5QtV+1fCCVcgSdtCWniexXvWDjzUJ:W3v+7/5QtI1fCdBioqzUJ

Score
7/10

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\72a8825bde9fb1600cb085e11d2b59a2b11e3c027c301fb789791e2552bda42e.exe
    "C:\Users\Admin\AppData\Local\Temp\72a8825bde9fb1600cb085e11d2b59a2b11e3c027c301fb789791e2552bda42e.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2968
    • C:\Users\Admin\AppData\Local\contrapose\Lymnaeidae.exe
      "C:\Users\Admin\AppData\Local\Temp\72a8825bde9fb1600cb085e11d2b59a2b11e3c027c301fb789791e2552bda42e.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2796
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\72a8825bde9fb1600cb085e11d2b59a2b11e3c027c301fb789791e2552bda42e.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2780

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\endochylous

          Filesize

          205KB

          MD5

          ce70b530bf5a9e09c5060d0668d21bde

          SHA1

          9aa5fde1392b803cec335710828d92326d092caf

          SHA256

          308e5b41746f297980dd8f0a6f8fbb68e00ea26453b147ac135a645741d07038

          SHA512

          756e9604ff5b4360221dfcb2bc80c60f67e2504d00256a32207e6500c8b466e9c5e09558a96aeac1d59c23be6883e48419e149c93204d40fac85d3a0c73e3147

        • \Users\Admin\AppData\Local\contrapose\Lymnaeidae.exe

          Filesize

          1.1MB

          MD5

          55aebe7c9491e315b5cf0b1754cd970a

          SHA1

          0b7b1c687363a42a5a628c6fac6dc70304d32a0f

          SHA256

          72a8825bde9fb1600cb085e11d2b59a2b11e3c027c301fb789791e2552bda42e

          SHA512

          cfe63311113b1464549db347fead8d383cfd112d1fd20ce07ff2839408b5e1de6f109bde959b8fffa80a4e1f5a4f0d5764ce210bd23b1706062d565334068d4b

        • memory/2780-63-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-83-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-14-0x0000000000400000-0x0000000000438000-memory.dmp

          Filesize

          224KB

        • memory/2780-16-0x0000000000400000-0x0000000000438000-memory.dmp

          Filesize

          224KB

        • memory/2780-17-0x0000000000400000-0x0000000000438000-memory.dmp

          Filesize

          224KB

        • memory/2780-18-0x0000000073E6E000-0x0000000073E6F000-memory.dmp

          Filesize

          4KB

        • memory/2780-19-0x00000000003C0000-0x00000000003F0000-memory.dmp

          Filesize

          192KB

        • memory/2780-20-0x0000000073E60000-0x000000007454E000-memory.dmp

          Filesize

          6.9MB

        • memory/2780-22-0x0000000073E60000-0x000000007454E000-memory.dmp

          Filesize

          6.9MB

        • memory/2780-21-0x0000000000610000-0x000000000063E000-memory.dmp

          Filesize

          184KB

        • memory/2780-23-0x0000000073E60000-0x000000007454E000-memory.dmp

          Filesize

          6.9MB

        • memory/2780-25-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-61-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-81-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-79-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-77-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-75-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-73-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-71-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-69-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-67-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-65-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-476-0x0000000073E60000-0x000000007454E000-memory.dmp

          Filesize

          6.9MB

        • memory/2780-475-0x0000000073E60000-0x000000007454E000-memory.dmp

          Filesize

          6.9MB

        • memory/2780-45-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-57-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-55-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-53-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-51-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-49-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-47-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-59-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-43-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-41-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-39-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-37-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-35-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-33-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-31-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-29-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-27-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-24-0x0000000000610000-0x0000000000638000-memory.dmp

          Filesize

          160KB

        • memory/2780-472-0x0000000073E60000-0x000000007454E000-memory.dmp

          Filesize

          6.9MB

        • memory/2780-473-0x0000000000400000-0x0000000000438000-memory.dmp

          Filesize

          224KB

        • memory/2780-474-0x0000000073E6E000-0x0000000073E6F000-memory.dmp

          Filesize

          4KB

        • memory/2796-12-0x0000000004050000-0x0000000004450000-memory.dmp

          Filesize

          4.0MB

        • memory/2968-2-0x0000000003CC0000-0x00000000040C0000-memory.dmp

          Filesize

          4.0MB