Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    08/10/2023, 17:03

General

  • Target

    NEAS.fcf244a20604eed1b9472af2c2437b836651f2465e626101754bb6ef0c5c8416exe_JC.exe

  • Size

    1.1MB

  • MD5

    716bea389faf08ea0668aae1382babdb

  • SHA1

    09deb87e7f393db696c81818be5a80d3bfe846e6

  • SHA256

    fcf244a20604eed1b9472af2c2437b836651f2465e626101754bb6ef0c5c8416

  • SHA512

    59841d0080f46df7c24b244024289fea4532b59f25fd515a82e7c4667acaf51e9a6de73344a9d6ea3d98f9236b302385dc5c6ca27898bb1e1de50ba48c09e23e

  • SSDEEP

    24576:6y7dqJghgaD9u6b5MBbQq9Y4VPU7wFp/usD9:B5q++u5MBbRnVP+KZ

Malware Config

Signatures

  • Detect Mystic stealer payload 6 IoCs
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • Mystic

    Mystic is an infostealer written in C++.

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 15 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.fcf244a20604eed1b9472af2c2437b836651f2465e626101754bb6ef0c5c8416exe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.fcf244a20604eed1b9472af2c2437b836651f2465e626101754bb6ef0c5c8416exe_JC.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2296
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pI8dF48.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pI8dF48.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sM7aa84.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sM7aa84.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2592
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\zx0yp04.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\zx0yp04.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:2648
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1wt84lv7.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1wt84lv7.exe
            5⤵
            • Modifies Windows Defender Real-time Protection settings
            • Executes dropped EXE
            • Loads dropped DLL
            • Windows security modification
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2652
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2zt1359.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2zt1359.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:2544
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:2484
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 2484 -s 268
                7⤵
                • Program crash
                PID:2924
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 284
              6⤵
              • Loads dropped DLL
              • Program crash
              PID:2884

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pI8dF48.exe

    Filesize

    990KB

    MD5

    2805cc2d01e98dd9c9715e7b50ff4cbb

    SHA1

    894137536759b528843719f5f984c36e8cf0e674

    SHA256

    34b05b1f2beb22ede05631f539e1f2bdcfbd81f851b0c86133d1cff625c3d861

    SHA512

    fcccc76bf2368f1bc85050ca6a3a37fc2e20ae71a72f22920eb0952a192614b8f3360ef11cb43f791c8d2aeea0177bdd8b7f162cf7a461529b1a48fb6ce6b12c

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pI8dF48.exe

    Filesize

    990KB

    MD5

    2805cc2d01e98dd9c9715e7b50ff4cbb

    SHA1

    894137536759b528843719f5f984c36e8cf0e674

    SHA256

    34b05b1f2beb22ede05631f539e1f2bdcfbd81f851b0c86133d1cff625c3d861

    SHA512

    fcccc76bf2368f1bc85050ca6a3a37fc2e20ae71a72f22920eb0952a192614b8f3360ef11cb43f791c8d2aeea0177bdd8b7f162cf7a461529b1a48fb6ce6b12c

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sM7aa84.exe

    Filesize

    696KB

    MD5

    5dc72001fbadd3c1c8417076c54c0f7a

    SHA1

    f3df021dc1610cf756d2338a7c254ad8304bce4e

    SHA256

    921a2a2adf7bec30f2342fb6d0b58cc45ac7765719c19051d2d7ee3b5f17d464

    SHA512

    8f21c100dfad8bd3128a3928a6e707b14e77b0a965a5089328f88d3094dd47e54dc47b39972f8493537187fbfb1b973d622f54fd85f39162ce7693683f93698e

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sM7aa84.exe

    Filesize

    696KB

    MD5

    5dc72001fbadd3c1c8417076c54c0f7a

    SHA1

    f3df021dc1610cf756d2338a7c254ad8304bce4e

    SHA256

    921a2a2adf7bec30f2342fb6d0b58cc45ac7765719c19051d2d7ee3b5f17d464

    SHA512

    8f21c100dfad8bd3128a3928a6e707b14e77b0a965a5089328f88d3094dd47e54dc47b39972f8493537187fbfb1b973d622f54fd85f39162ce7693683f93698e

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\zx0yp04.exe

    Filesize

    452KB

    MD5

    c6cabee8a78ae3e79259caab1ff94d32

    SHA1

    2d773e4cbf5e1981716810346cae4449e423e668

    SHA256

    d4fb58aa858a0de80fdf145700ea6474bcd159bd774ae2898cc223dcc856e35c

    SHA512

    fd5948460c1665a8140603b9053c50d02d2cd896a8b89fef64312d92568c0447815ec2eb6a0815501fb1bfe6dd6f55b0ae063f76dc48cb87d5767c32b6f25155

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\zx0yp04.exe

    Filesize

    452KB

    MD5

    c6cabee8a78ae3e79259caab1ff94d32

    SHA1

    2d773e4cbf5e1981716810346cae4449e423e668

    SHA256

    d4fb58aa858a0de80fdf145700ea6474bcd159bd774ae2898cc223dcc856e35c

    SHA512

    fd5948460c1665a8140603b9053c50d02d2cd896a8b89fef64312d92568c0447815ec2eb6a0815501fb1bfe6dd6f55b0ae063f76dc48cb87d5767c32b6f25155

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1wt84lv7.exe

    Filesize

    192KB

    MD5

    8904f85abd522c7d0cb5789d9583ccff

    SHA1

    5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

    SHA256

    7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

    SHA512

    04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1wt84lv7.exe

    Filesize

    192KB

    MD5

    8904f85abd522c7d0cb5789d9583ccff

    SHA1

    5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

    SHA256

    7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

    SHA512

    04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2zt1359.exe

    Filesize

    378KB

    MD5

    a5ab74c5857ba9c4b5f40c54b6ad4fbc

    SHA1

    14a481404772c15d4006a8d43574fc9a07e557aa

    SHA256

    c2ab3c6e7f2db2f52132b6e76864e67a4dc9cce28f6395d3c5c85c6d289b515d

    SHA512

    37539db2ea0b7b78e023c95e32e602dc1e085d12245d25dbf23cb6ca5f4b4ec0f38f41aba1c77760aeafb33e28470ee755a80cd056b64f00bebf1cba110f801f

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2zt1359.exe

    Filesize

    378KB

    MD5

    a5ab74c5857ba9c4b5f40c54b6ad4fbc

    SHA1

    14a481404772c15d4006a8d43574fc9a07e557aa

    SHA256

    c2ab3c6e7f2db2f52132b6e76864e67a4dc9cce28f6395d3c5c85c6d289b515d

    SHA512

    37539db2ea0b7b78e023c95e32e602dc1e085d12245d25dbf23cb6ca5f4b4ec0f38f41aba1c77760aeafb33e28470ee755a80cd056b64f00bebf1cba110f801f

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2zt1359.exe

    Filesize

    378KB

    MD5

    a5ab74c5857ba9c4b5f40c54b6ad4fbc

    SHA1

    14a481404772c15d4006a8d43574fc9a07e557aa

    SHA256

    c2ab3c6e7f2db2f52132b6e76864e67a4dc9cce28f6395d3c5c85c6d289b515d

    SHA512

    37539db2ea0b7b78e023c95e32e602dc1e085d12245d25dbf23cb6ca5f4b4ec0f38f41aba1c77760aeafb33e28470ee755a80cd056b64f00bebf1cba110f801f

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\pI8dF48.exe

    Filesize

    990KB

    MD5

    2805cc2d01e98dd9c9715e7b50ff4cbb

    SHA1

    894137536759b528843719f5f984c36e8cf0e674

    SHA256

    34b05b1f2beb22ede05631f539e1f2bdcfbd81f851b0c86133d1cff625c3d861

    SHA512

    fcccc76bf2368f1bc85050ca6a3a37fc2e20ae71a72f22920eb0952a192614b8f3360ef11cb43f791c8d2aeea0177bdd8b7f162cf7a461529b1a48fb6ce6b12c

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\pI8dF48.exe

    Filesize

    990KB

    MD5

    2805cc2d01e98dd9c9715e7b50ff4cbb

    SHA1

    894137536759b528843719f5f984c36e8cf0e674

    SHA256

    34b05b1f2beb22ede05631f539e1f2bdcfbd81f851b0c86133d1cff625c3d861

    SHA512

    fcccc76bf2368f1bc85050ca6a3a37fc2e20ae71a72f22920eb0952a192614b8f3360ef11cb43f791c8d2aeea0177bdd8b7f162cf7a461529b1a48fb6ce6b12c

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\sM7aa84.exe

    Filesize

    696KB

    MD5

    5dc72001fbadd3c1c8417076c54c0f7a

    SHA1

    f3df021dc1610cf756d2338a7c254ad8304bce4e

    SHA256

    921a2a2adf7bec30f2342fb6d0b58cc45ac7765719c19051d2d7ee3b5f17d464

    SHA512

    8f21c100dfad8bd3128a3928a6e707b14e77b0a965a5089328f88d3094dd47e54dc47b39972f8493537187fbfb1b973d622f54fd85f39162ce7693683f93698e

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\sM7aa84.exe

    Filesize

    696KB

    MD5

    5dc72001fbadd3c1c8417076c54c0f7a

    SHA1

    f3df021dc1610cf756d2338a7c254ad8304bce4e

    SHA256

    921a2a2adf7bec30f2342fb6d0b58cc45ac7765719c19051d2d7ee3b5f17d464

    SHA512

    8f21c100dfad8bd3128a3928a6e707b14e77b0a965a5089328f88d3094dd47e54dc47b39972f8493537187fbfb1b973d622f54fd85f39162ce7693683f93698e

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\zx0yp04.exe

    Filesize

    452KB

    MD5

    c6cabee8a78ae3e79259caab1ff94d32

    SHA1

    2d773e4cbf5e1981716810346cae4449e423e668

    SHA256

    d4fb58aa858a0de80fdf145700ea6474bcd159bd774ae2898cc223dcc856e35c

    SHA512

    fd5948460c1665a8140603b9053c50d02d2cd896a8b89fef64312d92568c0447815ec2eb6a0815501fb1bfe6dd6f55b0ae063f76dc48cb87d5767c32b6f25155

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\zx0yp04.exe

    Filesize

    452KB

    MD5

    c6cabee8a78ae3e79259caab1ff94d32

    SHA1

    2d773e4cbf5e1981716810346cae4449e423e668

    SHA256

    d4fb58aa858a0de80fdf145700ea6474bcd159bd774ae2898cc223dcc856e35c

    SHA512

    fd5948460c1665a8140603b9053c50d02d2cd896a8b89fef64312d92568c0447815ec2eb6a0815501fb1bfe6dd6f55b0ae063f76dc48cb87d5767c32b6f25155

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\1wt84lv7.exe

    Filesize

    192KB

    MD5

    8904f85abd522c7d0cb5789d9583ccff

    SHA1

    5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

    SHA256

    7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

    SHA512

    04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\1wt84lv7.exe

    Filesize

    192KB

    MD5

    8904f85abd522c7d0cb5789d9583ccff

    SHA1

    5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

    SHA256

    7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

    SHA512

    04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2zt1359.exe

    Filesize

    378KB

    MD5

    a5ab74c5857ba9c4b5f40c54b6ad4fbc

    SHA1

    14a481404772c15d4006a8d43574fc9a07e557aa

    SHA256

    c2ab3c6e7f2db2f52132b6e76864e67a4dc9cce28f6395d3c5c85c6d289b515d

    SHA512

    37539db2ea0b7b78e023c95e32e602dc1e085d12245d25dbf23cb6ca5f4b4ec0f38f41aba1c77760aeafb33e28470ee755a80cd056b64f00bebf1cba110f801f

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2zt1359.exe

    Filesize

    378KB

    MD5

    a5ab74c5857ba9c4b5f40c54b6ad4fbc

    SHA1

    14a481404772c15d4006a8d43574fc9a07e557aa

    SHA256

    c2ab3c6e7f2db2f52132b6e76864e67a4dc9cce28f6395d3c5c85c6d289b515d

    SHA512

    37539db2ea0b7b78e023c95e32e602dc1e085d12245d25dbf23cb6ca5f4b4ec0f38f41aba1c77760aeafb33e28470ee755a80cd056b64f00bebf1cba110f801f

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2zt1359.exe

    Filesize

    378KB

    MD5

    a5ab74c5857ba9c4b5f40c54b6ad4fbc

    SHA1

    14a481404772c15d4006a8d43574fc9a07e557aa

    SHA256

    c2ab3c6e7f2db2f52132b6e76864e67a4dc9cce28f6395d3c5c85c6d289b515d

    SHA512

    37539db2ea0b7b78e023c95e32e602dc1e085d12245d25dbf23cb6ca5f4b4ec0f38f41aba1c77760aeafb33e28470ee755a80cd056b64f00bebf1cba110f801f

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2zt1359.exe

    Filesize

    378KB

    MD5

    a5ab74c5857ba9c4b5f40c54b6ad4fbc

    SHA1

    14a481404772c15d4006a8d43574fc9a07e557aa

    SHA256

    c2ab3c6e7f2db2f52132b6e76864e67a4dc9cce28f6395d3c5c85c6d289b515d

    SHA512

    37539db2ea0b7b78e023c95e32e602dc1e085d12245d25dbf23cb6ca5f4b4ec0f38f41aba1c77760aeafb33e28470ee755a80cd056b64f00bebf1cba110f801f

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2zt1359.exe

    Filesize

    378KB

    MD5

    a5ab74c5857ba9c4b5f40c54b6ad4fbc

    SHA1

    14a481404772c15d4006a8d43574fc9a07e557aa

    SHA256

    c2ab3c6e7f2db2f52132b6e76864e67a4dc9cce28f6395d3c5c85c6d289b515d

    SHA512

    37539db2ea0b7b78e023c95e32e602dc1e085d12245d25dbf23cb6ca5f4b4ec0f38f41aba1c77760aeafb33e28470ee755a80cd056b64f00bebf1cba110f801f

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2zt1359.exe

    Filesize

    378KB

    MD5

    a5ab74c5857ba9c4b5f40c54b6ad4fbc

    SHA1

    14a481404772c15d4006a8d43574fc9a07e557aa

    SHA256

    c2ab3c6e7f2db2f52132b6e76864e67a4dc9cce28f6395d3c5c85c6d289b515d

    SHA512

    37539db2ea0b7b78e023c95e32e602dc1e085d12245d25dbf23cb6ca5f4b4ec0f38f41aba1c77760aeafb33e28470ee755a80cd056b64f00bebf1cba110f801f

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2zt1359.exe

    Filesize

    378KB

    MD5

    a5ab74c5857ba9c4b5f40c54b6ad4fbc

    SHA1

    14a481404772c15d4006a8d43574fc9a07e557aa

    SHA256

    c2ab3c6e7f2db2f52132b6e76864e67a4dc9cce28f6395d3c5c85c6d289b515d

    SHA512

    37539db2ea0b7b78e023c95e32e602dc1e085d12245d25dbf23cb6ca5f4b4ec0f38f41aba1c77760aeafb33e28470ee755a80cd056b64f00bebf1cba110f801f

  • memory/2484-79-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2484-80-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2484-88-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2484-90-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2484-86-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2484-85-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2484-84-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2484-83-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2484-82-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2484-81-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/2652-57-0x0000000002140000-0x0000000002156000-memory.dmp

    Filesize

    88KB

  • memory/2652-61-0x0000000002140000-0x0000000002156000-memory.dmp

    Filesize

    88KB

  • memory/2652-47-0x0000000002140000-0x0000000002156000-memory.dmp

    Filesize

    88KB

  • memory/2652-45-0x0000000002140000-0x0000000002156000-memory.dmp

    Filesize

    88KB

  • memory/2652-51-0x0000000002140000-0x0000000002156000-memory.dmp

    Filesize

    88KB

  • memory/2652-53-0x0000000002140000-0x0000000002156000-memory.dmp

    Filesize

    88KB

  • memory/2652-55-0x0000000002140000-0x0000000002156000-memory.dmp

    Filesize

    88KB

  • memory/2652-67-0x0000000002140000-0x0000000002156000-memory.dmp

    Filesize

    88KB

  • memory/2652-59-0x0000000002140000-0x0000000002156000-memory.dmp

    Filesize

    88KB

  • memory/2652-49-0x0000000002140000-0x0000000002156000-memory.dmp

    Filesize

    88KB

  • memory/2652-63-0x0000000002140000-0x0000000002156000-memory.dmp

    Filesize

    88KB

  • memory/2652-65-0x0000000002140000-0x0000000002156000-memory.dmp

    Filesize

    88KB

  • memory/2652-69-0x0000000002140000-0x0000000002156000-memory.dmp

    Filesize

    88KB

  • memory/2652-43-0x0000000002140000-0x0000000002156000-memory.dmp

    Filesize

    88KB

  • memory/2652-42-0x0000000002140000-0x0000000002156000-memory.dmp

    Filesize

    88KB

  • memory/2652-41-0x0000000002140000-0x000000000215C000-memory.dmp

    Filesize

    112KB

  • memory/2652-40-0x00000000007A0000-0x00000000007BE000-memory.dmp

    Filesize

    120KB