Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    17/09/2023, 11:44

General

  • Target

    2abc329090579791e60cfc14e0114e6d_JC.exe

  • Size

    135KB

  • MD5

    2abc329090579791e60cfc14e0114e6d

  • SHA1

    d82626d9dd0ad0941938a8cae7db90287e79d487

  • SHA256

    91fabe601b4c09ebe3facc63708bfdfdf583e1c6633056de14cd2782a4cb3469

  • SHA512

    743e7273fcdbefbf51a09d9c22d1ba19df7d33f0ac13196991b961933c76c35e7a86fbd3b3ee18ad442462b1ca782ff448f0753b23d9f61d760dd4fcd2153e99

  • SSDEEP

    3072:ZhpAyazIlyazTmgK5OXHgF3gDnErHWo6A:hZMaz5K5OXANgorHWE

Malware Config

Signatures

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

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2abc329090579791e60cfc14e0114e6d_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\2abc329090579791e60cfc14e0114e6d_JC.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2204
    • C:\Users\Admin\AppData\Local\Temp\734AOjaCkis1kwY.exe
      C:\Users\Admin\AppData\Local\Temp\734AOjaCkis1kwY.exe
      2⤵
      • Executes dropped EXE
      PID:2228
    • C:\Windows\CTS.exe
      "C:\Windows\CTS.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:2164

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\734AOjaCkis1kwY.exe

          Filesize

          64KB

          MD5

          ae6ce17005c63b7e9bf15a2a21abb315

          SHA1

          9b6bdfb9d648fa422f54ec07b8c8ea70389c09eb

          SHA256

          4a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e

          SHA512

          c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af

        • C:\Users\Admin\AppData\Local\Temp\734AOjaCkis1kwY.exe

          Filesize

          64KB

          MD5

          ae6ce17005c63b7e9bf15a2a21abb315

          SHA1

          9b6bdfb9d648fa422f54ec07b8c8ea70389c09eb

          SHA256

          4a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e

          SHA512

          c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af

        • C:\Users\Admin\AppData\Local\Temp\734AOjaCkis1kwY.exe

          Filesize

          64KB

          MD5

          ae6ce17005c63b7e9bf15a2a21abb315

          SHA1

          9b6bdfb9d648fa422f54ec07b8c8ea70389c09eb

          SHA256

          4a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e

          SHA512

          c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af

        • C:\Windows\CTS.exe

          Filesize

          71KB

          MD5

          66df4ffab62e674af2e75b163563fc0b

          SHA1

          dec8a197312e41eeb3cfef01cb2a443f0205cd6e

          SHA256

          075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163

          SHA512

          1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25

        • C:\Windows\CTS.exe

          Filesize

          71KB

          MD5

          66df4ffab62e674af2e75b163563fc0b

          SHA1

          dec8a197312e41eeb3cfef01cb2a443f0205cd6e

          SHA256

          075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163

          SHA512

          1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25

        • C:\Windows\CTS.exe

          Filesize

          71KB

          MD5

          66df4ffab62e674af2e75b163563fc0b

          SHA1

          dec8a197312e41eeb3cfef01cb2a443f0205cd6e

          SHA256

          075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163

          SHA512

          1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25

        • \Users\Admin\AppData\Local\Temp\734AOjaCkis1kwY.exe

          Filesize

          64KB

          MD5

          ae6ce17005c63b7e9bf15a2a21abb315

          SHA1

          9b6bdfb9d648fa422f54ec07b8c8ea70389c09eb

          SHA256

          4a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e

          SHA512

          c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af

        • \Users\Admin\AppData\Local\Temp\734AOjaCkis1kwY.exe

          Filesize

          64KB

          MD5

          ae6ce17005c63b7e9bf15a2a21abb315

          SHA1

          9b6bdfb9d648fa422f54ec07b8c8ea70389c09eb

          SHA256

          4a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e

          SHA512

          c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af