Analysis

  • max time kernel
    119s
  • max time network
    39s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    12/11/2024, 14:10

General

  • Target

    e33a18b94257eb8d873858de02619a70c697c2ccfd8b98558d3b48a7a6874dc3.exe

  • Size

    88KB

  • MD5

    90d50b75294418d1771bcb4e50700996

  • SHA1

    d0eaf4a52fe497966adeca2a02cef5decdc9c8a6

  • SHA256

    e33a18b94257eb8d873858de02619a70c697c2ccfd8b98558d3b48a7a6874dc3

  • SHA512

    a029d156445fd56222cd31fa002207bcce59fdb78e8ff9002c7fdf49a6284f2426f561739aaa3dd7cad6bb5d8625bd8379b78929632d7a16a6dbc3cd433c03c0

  • SSDEEP

    1536:ahUDofByDJWbMGcEFLPEPKOJUsy1+VMAO:aIofBHbKMP0PvMAO

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • Modifies system certificate store 2 TTPs 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e33a18b94257eb8d873858de02619a70c697c2ccfd8b98558d3b48a7a6874dc3.exe
    "C:\Users\Admin\AppData\Local\Temp\e33a18b94257eb8d873858de02619a70c697c2ccfd8b98558d3b48a7a6874dc3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2952
    • C:\Users\Admin\AppData\Local\Temp\e33a18b94257eb8d873858de02619a70c697c2ccfd8b98558d3b48a7a6874dc3.exe
      "C:\Users\Admin\AppData\Local\Temp\e33a18b94257eb8d873858de02619a70c697c2ccfd8b98558d3b48a7a6874dc3.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1764
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\RMLGP.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2896
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Video Driver" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\config\explorer.exe" /f
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:2840
      • C:\Users\Admin\AppData\Roaming\config\explorer.exe
        "C:\Users\Admin\AppData\Roaming\config\explorer.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2252
        • C:\Users\Admin\AppData\Roaming\config\explorer.exe
          "C:\Users\Admin\AppData\Roaming\config\explorer.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1448
        • C:\Users\Admin\AppData\Roaming\config\explorer.exe
          "C:\Users\Admin\AppData\Roaming\config\explorer.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2220
          • C:\Users\Admin\AppData\Roaming\config\explorer.exe
            "C:\Users\Admin\AppData\Roaming\config\explorer.exe"
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Modifies system certificate store
            PID:2384

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          27ab89db3a1d33e21fe02192a8997f6b

          SHA1

          7aab447829451a56b8257930afd0e6b73496af15

          SHA256

          4160aaba829947a718b5b068d54f6f9e8d2f490d29da7bc17b73021ab1443a98

          SHA512

          95ac0187d62921fb6bbc648599c0b242dcbe8c6506a5be93c2f8fec50173148f5d4b4304a35216c4e79d82d50c19d34e54c31d23654144a0d38a6da706547cdc

        • C:\Users\Admin\AppData\Local\Temp\Cab846E.tmp

          Filesize

          70KB

          MD5

          49aebf8cbd62d92ac215b2923fb1b9f5

          SHA1

          1723be06719828dda65ad804298d0431f6aff976

          SHA256

          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

          SHA512

          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

        • C:\Users\Admin\AppData\Local\Temp\RMLGP.bat

          Filesize

          149B

          MD5

          fc1798b7c7938454220fda837a76f354

          SHA1

          b232912930b2bc24ff18bf7ecd58f872bbe01ea0

          SHA256

          7f0a5917b5aca9c5beb153aad0ef95bf0aeafb83768da5b086c3f029ba42d7c8

          SHA512

          d1abdd45a8e5d33893b9d19424174a07feed145d2e6b4be318ab5fde503f850579a4a101a010f30e16ecde2c7123f45357a8341214655321ee0f0097ca911331

        • C:\Users\Admin\AppData\Local\Temp\Tar84A0.tmp

          Filesize

          181KB

          MD5

          4ea6026cf93ec6338144661bf1202cd1

          SHA1

          a1dec9044f750ad887935a01430bf49322fbdcb7

          SHA256

          8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

          SHA512

          6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

        • \Users\Admin\AppData\Roaming\config\explorer.exe

          Filesize

          88KB

          MD5

          2b5035552ddcc83457cdd87e71dae5ef

          SHA1

          a1199b5e178b0fc75a808385d985013e616613c1

          SHA256

          4d4264e6032310a064c662f6691ebe1634c115ff44cb00fa243aa3c7edc4f095

          SHA512

          3c9345f3e1e9b87af3593806a84563b105c939afbdd2809fc82c2b2b0ab2f8c05a39f6350363c3626bf476dee81c9d8de2c84ba81a3ad3daeaa62488dd37b2f9

        • memory/1448-459-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/1764-136-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/1764-308-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/1764-129-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/1764-127-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/1764-134-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/1764-137-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/1764-135-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/1764-133-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/1764-131-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/2220-323-0x0000000000400000-0x0000000000403000-memory.dmp

          Filesize

          12KB

        • memory/2220-302-0x0000000000400000-0x0000000000403000-memory.dmp

          Filesize

          12KB

        • memory/2952-2-0x0000000000230000-0x0000000000231000-memory.dmp

          Filesize

          4KB

        • memory/2952-126-0x0000000001E10000-0x0000000001E11000-memory.dmp

          Filesize

          4KB

        • memory/2952-85-0x0000000001DA0000-0x0000000001DA1000-memory.dmp

          Filesize

          4KB

        • memory/2952-44-0x0000000001D30000-0x0000000001D31000-memory.dmp

          Filesize

          4KB