Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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

  • Drops file in Drivers directory 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 19 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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 64 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 14 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 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 6 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:4616
    • C:\Windows\SysWOW64\ctfmen.exe
      ctfmen.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1432
      • C:\Windows\SysWOW64\smnss.exe
        C:\Windows\system32\smnss.exe
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Enumerates connected drives
        • Maps connected drives based on registry
        • Drops file in System32 directory
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1028

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\ctfmen.exe

          Filesize

          4KB

          MD5

          ea460b2d290b9ca7d3dd1f7d4b206cbc

          SHA1

          fccf903036fdd25de9c5d527ed84d9f25f14ff59

          SHA256

          22fac0ba58abb43b22751098554bb896f61ed355b40bceed6db2b34e889c6a0e

          SHA512

          479d5207adedace67c30645d8a191f3e2b0810b9e6a98598bc08a757119b950b5ca9df2a4c2c07867b556cf27c563023f3617ec73c08ad69879ae8b28c22baa1

        • C:\Windows\SysWOW64\grcopy.dll

          Filesize

          2.3MB

          MD5

          277205751a573def63db10232df2dd35

          SHA1

          7defc3486b8be450a868e8276307caf42720a3de

          SHA256

          9d6007bb87275e06508597b19e5da472378e1ac8f6c898193cefc0dc0b1c6e36

          SHA512

          5b655c19a08bba52b27bcfc6601ee6f87c0027c2dc27737bb3dd6bdf8d636ccbfe75302dad4a5300af8b1fa5ef1ec57b9f92493335375aac90da75cff9a57ad2

        • C:\Windows\SysWOW64\satornas.dll

          Filesize

          183B

          MD5

          6e76a7c5a4db0eaf275a8f4e7edbb22e

          SHA1

          5f4e257c86c0093803638443288528b498b457f1

          SHA256

          e19cebe11eccfb478b220fce7cdaf82a07d0ea2967ef52887bbcc2c5440d1abc

          SHA512

          605cc0a48f43632fe903c9bc0087da0d700e426349f1195527ae7b2cf76c31a8fdd3eb4057bc4ddb6e01f6d9de0fc167362dcd88a31dbdde8f0c90fde45a7692

        • C:\Windows\SysWOW64\shervans.dll

          Filesize

          8KB

          MD5

          5d39b82ea31fa9e0d759cd4ec90de4dd

          SHA1

          75fce31c1d64b4d82a355de95bf6e19b107206c6

          SHA256

          72c8eb04be19dcb5c54b83c05407360b25bd1f9830ca7540f3df1a3ad0ac698b

          SHA512

          6b9b6d8e7b16f5765beb8462196d47b4171a06aeb8635a00758c30622c5c245806e9d324f9870536f1f6275611be96d8332a0b30b964084fd902eefb786c42a8

        • memory/1028-50-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/1028-45-0x0000000010000000-0x000000001000D000-memory.dmp

          Filesize

          52KB

        • memory/1028-64-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/1028-62-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/1028-60-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/1028-58-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/1028-56-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/1028-33-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/1028-34-0x000000007FA70000-0x000000007FE41000-memory.dmp

          Filesize

          3.8MB

        • memory/1028-40-0x0000000010000000-0x000000001000D000-memory.dmp

          Filesize

          52KB

        • memory/1028-54-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/1028-42-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/1028-43-0x000000007FA70000-0x000000007FE41000-memory.dmp

          Filesize

          3.8MB

        • memory/1028-52-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/1028-44-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/1028-46-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/1028-48-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/1432-30-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/1432-22-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/4616-0-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/4616-14-0x0000000010000000-0x000000001000D000-memory.dmp

          Filesize

          52KB

        • memory/4616-1-0x000000007FA70000-0x000000007FE41000-memory.dmp

          Filesize

          3.8MB

        • memory/4616-29-0x000000007FA70000-0x000000007FE41000-memory.dmp

          Filesize

          3.8MB

        • memory/4616-27-0x0000000000400000-0x0000000000DCE000-memory.dmp

          Filesize

          9.8MB

        • memory/4616-25-0x0000000010000000-0x000000001000D000-memory.dmp

          Filesize

          52KB