Analysis

  • max time kernel
    84s
  • max time network
    25s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19/01/2025, 12:28

General

  • Target

    e5c50a22f1d888e3a9bbcbca6ccab908ef1490652912a283d6e9dd427deb902d.exe

  • Size

    2.3MB

  • MD5

    084256eccff7dda8cc984a65842bfc1f

  • SHA1

    c0413ff79f3c605491881def2747104a73173ed3

  • SHA256

    e5c50a22f1d888e3a9bbcbca6ccab908ef1490652912a283d6e9dd427deb902d

  • SHA512

    87cbf6b57803c4ab11750578debfdd0f41615c4036492eb7e0c5b4386b849261d7f2bd28562f750c5e6965f19a623d9d566e10e10570fcc6b36173f2e6762596

  • SSDEEP

    49152:Sjvk2d9rJpNJ6jUFdXaDoIHmXMupzh72lxakn2YpHdy4ZBgIoooNev:SrkI9rSjA5aDo73pzF2bz3p9y4HgIooX

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 9 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Maps connected drives based on registry 3 TTPs 6 IoCs

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

  • Drops file in System32 directory 12 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Program crash 1 IoCs
  • 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.

  • Modifies registry class 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e5c50a22f1d888e3a9bbcbca6ccab908ef1490652912a283d6e9dd427deb902d.exe
    "C:\Users\Admin\AppData\Local\Temp\e5c50a22f1d888e3a9bbcbca6ccab908ef1490652912a283d6e9dd427deb902d.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Maps connected drives based on registry
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2084
    • C:\Windows\SysWOW64\ctfmen.exe
      ctfmen.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2824
      • C:\Windows\SysWOW64\smnss.exe
        C:\Windows\system32\smnss.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Maps connected drives based on registry
        • Drops file in System32 directory
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2580
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2580 -s 900
          4⤵
          • Loads dropped DLL
          • Program crash
          PID:2168

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Windows\SysWOW64\satornas.dll

          Filesize

          183B

          MD5

          ab53fcffaf2f0383921549050d5a1efa

          SHA1

          9ccdf3c440e5fd7d9007d67cbc477703ab31b273

          SHA256

          c92222c15720210ac94c60a5e208d205f5d089a03bdc1d4321452ff683c1776a

          SHA512

          dcd7476422b832cf818fbf4f9a112958c05800189c5b557c33e69821fb9d923ad87dbd1dea35d6c1574c496241209ee2afeab2539d14dfac75b81da2ca99c71a

        • \Windows\SysWOW64\ctfmen.exe

          Filesize

          4KB

          MD5

          7ca41d1b59b5d9e3a687b7327ff6f910

          SHA1

          52dc595f32447867f16966bfb4d41d397a274d38

          SHA256

          c9420938a49ddbc1d854c45ede73befdbacf28d291831f715a44ff19dc9b0ca2

          SHA512

          cb9660015e10e105293e80006d51a7501825e458c5779bcd594a255fba5aa7f3736cf98fb3f0478cc7328d2f37066a72994078d666ecc9edd100f7f85ea08a8c

        • \Windows\SysWOW64\shervans.dll

          Filesize

          8KB

          MD5

          1f658daafefa15a33910ee33bd5e89a5

          SHA1

          89a05b8b90d301ab7970dfb667be4679c138fce7

          SHA256

          20d26bc9dc98d91fc501e0fa9b281c3a3e3439fcc8bf444942131047bb12c2a0

          SHA512

          83aee922532627a8899469db40a885fcb6cadada520a644e99e771b9ceab57bc9f95858864761a0bc1e4eca977a73e8eab0b5c31094590024113bb8df7eb0215

        • \Windows\SysWOW64\smnss.exe

          Filesize

          2.3MB

          MD5

          661dc7d04f0c5ac68fe4ced2600f79fe

          SHA1

          08196a8ff04d17741877a409c5c2216f8da02d9c

          SHA256

          294e8d5a85176aa655024cc512df830b837c03fbd6d83aee1d6e7410bb81aa3f

          SHA512

          ef73d681b5a210ff9cf86258383fd144336695a5caa596832b757a15fd8a6a9d210369d82174657ce4279a01a89a9b6e409f9d41032f3ace22a6e660005cc179

        • memory/2084-25-0x0000000000390000-0x0000000000399000-memory.dmp

          Filesize

          36KB

        • memory/2084-13-0x0000000010000000-0x000000001000D000-memory.dmp

          Filesize

          52KB

        • memory/2084-24-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/2084-31-0x0000000010000000-0x000000001000D000-memory.dmp

          Filesize

          52KB

        • memory/2084-30-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

          Filesize

          3.8MB

        • memory/2084-26-0x0000000000390000-0x0000000000399000-memory.dmp

          Filesize

          36KB

        • memory/2084-0-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/2084-1-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

          Filesize

          3.8MB

        • memory/2580-38-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/2580-54-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/2580-39-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

          Filesize

          3.8MB

        • memory/2580-45-0x0000000010000000-0x000000001000D000-memory.dmp

          Filesize

          52KB

        • memory/2580-52-0x0000000010000000-0x000000001000D000-memory.dmp

          Filesize

          52KB

        • memory/2580-50-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/2580-53-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

          Filesize

          3.8MB

        • memory/2580-51-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/2824-28-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/2824-36-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB