Analysis

  • max time kernel
    122s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12-10-2023 19:18

General

  • Target

    c2ccbf9609bd92c1fe8d4f2cfe8650bef40c22f1cdf081e67c3975c79d176e9b_JC.exe

  • Size

    1.1MB

  • MD5

    4e48816d6f26b50eaee3457fa7556fc3

  • SHA1

    fd732fc3b862c0f59deb654855dc0e2e69823e8c

  • SHA256

    c2ccbf9609bd92c1fe8d4f2cfe8650bef40c22f1cdf081e67c3975c79d176e9b

  • SHA512

    c816b229bdb2504bd6b8bf6bf9fc876b2511598516cb96e777b20355ea58e990c7e11d18d23a2b545541f30ebb9772472fffaa6be3e74b3ac686d20835f9b4ab

  • SSDEEP

    24576:MyroAPZ5rOTgbNg2O1YlnUQs8r1GQFfWRgJlKI18U9ZXFMAQ02ttb+N:7roAiTwO1YTfGYNJNd9V+lJb

Malware Config

Extracted

Family

mystic

C2

http://5.42.92.211/loghub/master

Signatures

  • Detect Mystic stealer payload 8 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 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c2ccbf9609bd92c1fe8d4f2cfe8650bef40c22f1cdf081e67c3975c79d176e9b_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\c2ccbf9609bd92c1fe8d4f2cfe8650bef40c22f1cdf081e67c3975c79d176e9b_JC.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2552
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AY6te66.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AY6te66.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2600
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\AJ8ol49.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\AJ8ol49.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2920
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\Yr1Mx49.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\Yr1Mx49.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:2320
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1HC01gM9.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1HC01gM9.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:2836
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2Ic0112.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2Ic0112.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:1884
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
              6⤵
                PID:2732
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 1884 -s 284
                6⤵
                • Loads dropped DLL
                • Program crash
                PID:2840

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AY6te66.exe

      Filesize

      990KB

      MD5

      e1440e2a4fbdd5fcd21f3204393f0dc1

      SHA1

      1e6ca106324738ec2c2f47b84efdeccc7791dcd4

      SHA256

      4613290cc7b9167dea31be14eadeeaf3d397c3d4e6208b19cda01d6a81508247

      SHA512

      a1a446446200b64e29e27d257ddf1485fc05ef627878ee2508e7fe6e971e8ed63d4c5c583bdfce510cc7f77e6f81a43abbd0e5a31675645ec6601f00c486ec24

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AY6te66.exe

      Filesize

      990KB

      MD5

      e1440e2a4fbdd5fcd21f3204393f0dc1

      SHA1

      1e6ca106324738ec2c2f47b84efdeccc7791dcd4

      SHA256

      4613290cc7b9167dea31be14eadeeaf3d397c3d4e6208b19cda01d6a81508247

      SHA512

      a1a446446200b64e29e27d257ddf1485fc05ef627878ee2508e7fe6e971e8ed63d4c5c583bdfce510cc7f77e6f81a43abbd0e5a31675645ec6601f00c486ec24

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\AJ8ol49.exe

      Filesize

      696KB

      MD5

      2d28c98a1b131d30eddcc22d145b59e4

      SHA1

      839db5d196cb8cafba3fad95040ab918096f5b0a

      SHA256

      683d06be3941034e9eef3ed02a4bf76d2fe355db26da4d7c711b0d1428317883

      SHA512

      f6ab0c18b6f5cc71fd6814c4dcfc17323c69b8ca2709d328fa6f448a699843f9f8b3daf08f904873fcd38fee9d2316955ab4c2a9290f02036b100b383f25d834

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\AJ8ol49.exe

      Filesize

      696KB

      MD5

      2d28c98a1b131d30eddcc22d145b59e4

      SHA1

      839db5d196cb8cafba3fad95040ab918096f5b0a

      SHA256

      683d06be3941034e9eef3ed02a4bf76d2fe355db26da4d7c711b0d1428317883

      SHA512

      f6ab0c18b6f5cc71fd6814c4dcfc17323c69b8ca2709d328fa6f448a699843f9f8b3daf08f904873fcd38fee9d2316955ab4c2a9290f02036b100b383f25d834

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\Yr1Mx49.exe

      Filesize

      452KB

      MD5

      4cedc2ab7a7acb873903a3fd43a35ba5

      SHA1

      3d1b00add0aede044dcfa59fa90c983833757171

      SHA256

      1f64debb3532237f8b79c97a7b23e43857a7ed86063bcd65cae98378a0901c88

      SHA512

      65124c328e81f2f8ddf380da5889cd7819e4a979ae21c3893cfde847d9b5b73b16e69de2c23bfd673e6bb80cd7a06f7d4f88c9cfec85bc670259914f2f3e9df2

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\Yr1Mx49.exe

      Filesize

      452KB

      MD5

      4cedc2ab7a7acb873903a3fd43a35ba5

      SHA1

      3d1b00add0aede044dcfa59fa90c983833757171

      SHA256

      1f64debb3532237f8b79c97a7b23e43857a7ed86063bcd65cae98378a0901c88

      SHA512

      65124c328e81f2f8ddf380da5889cd7819e4a979ae21c3893cfde847d9b5b73b16e69de2c23bfd673e6bb80cd7a06f7d4f88c9cfec85bc670259914f2f3e9df2

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1HC01gM9.exe

      Filesize

      192KB

      MD5

      8904f85abd522c7d0cb5789d9583ccff

      SHA1

      5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

      SHA256

      7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

      SHA512

      04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1HC01gM9.exe

      Filesize

      192KB

      MD5

      8904f85abd522c7d0cb5789d9583ccff

      SHA1

      5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

      SHA256

      7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

      SHA512

      04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2Ic0112.exe

      Filesize

      378KB

      MD5

      a114e815a4e450de973effe04a58836f

      SHA1

      61eb8876ae7814f3d6ab4ec7951a98af605dc3d7

      SHA256

      5059700d7cb2626a14d4d24c858422d2ba724580920388005ee45f7c3bdb4c38

      SHA512

      899b18777f597093ea4b78675391fc1b26d3c76703b8c6691ec89d5aa2d92c2f956fb458662f4398cd6df7666b6f67dfb3cfdb391b0c5bf3d20e864d136c3952

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2Ic0112.exe

      Filesize

      378KB

      MD5

      a114e815a4e450de973effe04a58836f

      SHA1

      61eb8876ae7814f3d6ab4ec7951a98af605dc3d7

      SHA256

      5059700d7cb2626a14d4d24c858422d2ba724580920388005ee45f7c3bdb4c38

      SHA512

      899b18777f597093ea4b78675391fc1b26d3c76703b8c6691ec89d5aa2d92c2f956fb458662f4398cd6df7666b6f67dfb3cfdb391b0c5bf3d20e864d136c3952

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2Ic0112.exe

      Filesize

      378KB

      MD5

      a114e815a4e450de973effe04a58836f

      SHA1

      61eb8876ae7814f3d6ab4ec7951a98af605dc3d7

      SHA256

      5059700d7cb2626a14d4d24c858422d2ba724580920388005ee45f7c3bdb4c38

      SHA512

      899b18777f597093ea4b78675391fc1b26d3c76703b8c6691ec89d5aa2d92c2f956fb458662f4398cd6df7666b6f67dfb3cfdb391b0c5bf3d20e864d136c3952

    • \Users\Admin\AppData\Local\Temp\IXP000.TMP\AY6te66.exe

      Filesize

      990KB

      MD5

      e1440e2a4fbdd5fcd21f3204393f0dc1

      SHA1

      1e6ca106324738ec2c2f47b84efdeccc7791dcd4

      SHA256

      4613290cc7b9167dea31be14eadeeaf3d397c3d4e6208b19cda01d6a81508247

      SHA512

      a1a446446200b64e29e27d257ddf1485fc05ef627878ee2508e7fe6e971e8ed63d4c5c583bdfce510cc7f77e6f81a43abbd0e5a31675645ec6601f00c486ec24

    • \Users\Admin\AppData\Local\Temp\IXP000.TMP\AY6te66.exe

      Filesize

      990KB

      MD5

      e1440e2a4fbdd5fcd21f3204393f0dc1

      SHA1

      1e6ca106324738ec2c2f47b84efdeccc7791dcd4

      SHA256

      4613290cc7b9167dea31be14eadeeaf3d397c3d4e6208b19cda01d6a81508247

      SHA512

      a1a446446200b64e29e27d257ddf1485fc05ef627878ee2508e7fe6e971e8ed63d4c5c583bdfce510cc7f77e6f81a43abbd0e5a31675645ec6601f00c486ec24

    • \Users\Admin\AppData\Local\Temp\IXP001.TMP\AJ8ol49.exe

      Filesize

      696KB

      MD5

      2d28c98a1b131d30eddcc22d145b59e4

      SHA1

      839db5d196cb8cafba3fad95040ab918096f5b0a

      SHA256

      683d06be3941034e9eef3ed02a4bf76d2fe355db26da4d7c711b0d1428317883

      SHA512

      f6ab0c18b6f5cc71fd6814c4dcfc17323c69b8ca2709d328fa6f448a699843f9f8b3daf08f904873fcd38fee9d2316955ab4c2a9290f02036b100b383f25d834

    • \Users\Admin\AppData\Local\Temp\IXP001.TMP\AJ8ol49.exe

      Filesize

      696KB

      MD5

      2d28c98a1b131d30eddcc22d145b59e4

      SHA1

      839db5d196cb8cafba3fad95040ab918096f5b0a

      SHA256

      683d06be3941034e9eef3ed02a4bf76d2fe355db26da4d7c711b0d1428317883

      SHA512

      f6ab0c18b6f5cc71fd6814c4dcfc17323c69b8ca2709d328fa6f448a699843f9f8b3daf08f904873fcd38fee9d2316955ab4c2a9290f02036b100b383f25d834

    • \Users\Admin\AppData\Local\Temp\IXP002.TMP\Yr1Mx49.exe

      Filesize

      452KB

      MD5

      4cedc2ab7a7acb873903a3fd43a35ba5

      SHA1

      3d1b00add0aede044dcfa59fa90c983833757171

      SHA256

      1f64debb3532237f8b79c97a7b23e43857a7ed86063bcd65cae98378a0901c88

      SHA512

      65124c328e81f2f8ddf380da5889cd7819e4a979ae21c3893cfde847d9b5b73b16e69de2c23bfd673e6bb80cd7a06f7d4f88c9cfec85bc670259914f2f3e9df2

    • \Users\Admin\AppData\Local\Temp\IXP002.TMP\Yr1Mx49.exe

      Filesize

      452KB

      MD5

      4cedc2ab7a7acb873903a3fd43a35ba5

      SHA1

      3d1b00add0aede044dcfa59fa90c983833757171

      SHA256

      1f64debb3532237f8b79c97a7b23e43857a7ed86063bcd65cae98378a0901c88

      SHA512

      65124c328e81f2f8ddf380da5889cd7819e4a979ae21c3893cfde847d9b5b73b16e69de2c23bfd673e6bb80cd7a06f7d4f88c9cfec85bc670259914f2f3e9df2

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\1HC01gM9.exe

      Filesize

      192KB

      MD5

      8904f85abd522c7d0cb5789d9583ccff

      SHA1

      5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

      SHA256

      7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

      SHA512

      04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\1HC01gM9.exe

      Filesize

      192KB

      MD5

      8904f85abd522c7d0cb5789d9583ccff

      SHA1

      5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

      SHA256

      7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

      SHA512

      04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2Ic0112.exe

      Filesize

      378KB

      MD5

      a114e815a4e450de973effe04a58836f

      SHA1

      61eb8876ae7814f3d6ab4ec7951a98af605dc3d7

      SHA256

      5059700d7cb2626a14d4d24c858422d2ba724580920388005ee45f7c3bdb4c38

      SHA512

      899b18777f597093ea4b78675391fc1b26d3c76703b8c6691ec89d5aa2d92c2f956fb458662f4398cd6df7666b6f67dfb3cfdb391b0c5bf3d20e864d136c3952

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2Ic0112.exe

      Filesize

      378KB

      MD5

      a114e815a4e450de973effe04a58836f

      SHA1

      61eb8876ae7814f3d6ab4ec7951a98af605dc3d7

      SHA256

      5059700d7cb2626a14d4d24c858422d2ba724580920388005ee45f7c3bdb4c38

      SHA512

      899b18777f597093ea4b78675391fc1b26d3c76703b8c6691ec89d5aa2d92c2f956fb458662f4398cd6df7666b6f67dfb3cfdb391b0c5bf3d20e864d136c3952

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2Ic0112.exe

      Filesize

      378KB

      MD5

      a114e815a4e450de973effe04a58836f

      SHA1

      61eb8876ae7814f3d6ab4ec7951a98af605dc3d7

      SHA256

      5059700d7cb2626a14d4d24c858422d2ba724580920388005ee45f7c3bdb4c38

      SHA512

      899b18777f597093ea4b78675391fc1b26d3c76703b8c6691ec89d5aa2d92c2f956fb458662f4398cd6df7666b6f67dfb3cfdb391b0c5bf3d20e864d136c3952

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2Ic0112.exe

      Filesize

      378KB

      MD5

      a114e815a4e450de973effe04a58836f

      SHA1

      61eb8876ae7814f3d6ab4ec7951a98af605dc3d7

      SHA256

      5059700d7cb2626a14d4d24c858422d2ba724580920388005ee45f7c3bdb4c38

      SHA512

      899b18777f597093ea4b78675391fc1b26d3c76703b8c6691ec89d5aa2d92c2f956fb458662f4398cd6df7666b6f67dfb3cfdb391b0c5bf3d20e864d136c3952

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2Ic0112.exe

      Filesize

      378KB

      MD5

      a114e815a4e450de973effe04a58836f

      SHA1

      61eb8876ae7814f3d6ab4ec7951a98af605dc3d7

      SHA256

      5059700d7cb2626a14d4d24c858422d2ba724580920388005ee45f7c3bdb4c38

      SHA512

      899b18777f597093ea4b78675391fc1b26d3c76703b8c6691ec89d5aa2d92c2f956fb458662f4398cd6df7666b6f67dfb3cfdb391b0c5bf3d20e864d136c3952

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2Ic0112.exe

      Filesize

      378KB

      MD5

      a114e815a4e450de973effe04a58836f

      SHA1

      61eb8876ae7814f3d6ab4ec7951a98af605dc3d7

      SHA256

      5059700d7cb2626a14d4d24c858422d2ba724580920388005ee45f7c3bdb4c38

      SHA512

      899b18777f597093ea4b78675391fc1b26d3c76703b8c6691ec89d5aa2d92c2f956fb458662f4398cd6df7666b6f67dfb3cfdb391b0c5bf3d20e864d136c3952

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2Ic0112.exe

      Filesize

      378KB

      MD5

      a114e815a4e450de973effe04a58836f

      SHA1

      61eb8876ae7814f3d6ab4ec7951a98af605dc3d7

      SHA256

      5059700d7cb2626a14d4d24c858422d2ba724580920388005ee45f7c3bdb4c38

      SHA512

      899b18777f597093ea4b78675391fc1b26d3c76703b8c6691ec89d5aa2d92c2f956fb458662f4398cd6df7666b6f67dfb3cfdb391b0c5bf3d20e864d136c3952

    • memory/2732-79-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2732-92-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2732-98-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2732-93-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2732-90-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2732-87-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

      Filesize

      4KB

    • memory/2732-88-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2732-86-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2732-85-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2732-84-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2732-83-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2732-81-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2836-69-0x0000000000520000-0x0000000000536000-memory.dmp

      Filesize

      88KB

    • memory/2836-53-0x0000000000520000-0x0000000000536000-memory.dmp

      Filesize

      88KB

    • memory/2836-47-0x0000000000520000-0x0000000000536000-memory.dmp

      Filesize

      88KB

    • memory/2836-51-0x0000000000520000-0x0000000000536000-memory.dmp

      Filesize

      88KB

    • memory/2836-65-0x0000000000520000-0x0000000000536000-memory.dmp

      Filesize

      88KB

    • memory/2836-55-0x0000000000520000-0x0000000000536000-memory.dmp

      Filesize

      88KB

    • memory/2836-61-0x0000000000520000-0x0000000000536000-memory.dmp

      Filesize

      88KB

    • memory/2836-59-0x0000000000520000-0x0000000000536000-memory.dmp

      Filesize

      88KB

    • memory/2836-49-0x0000000000520000-0x0000000000536000-memory.dmp

      Filesize

      88KB

    • memory/2836-45-0x0000000000520000-0x0000000000536000-memory.dmp

      Filesize

      88KB

    • memory/2836-67-0x0000000000520000-0x0000000000536000-memory.dmp

      Filesize

      88KB

    • memory/2836-63-0x0000000000520000-0x0000000000536000-memory.dmp

      Filesize

      88KB

    • memory/2836-43-0x0000000000520000-0x0000000000536000-memory.dmp

      Filesize

      88KB

    • memory/2836-42-0x0000000000520000-0x0000000000536000-memory.dmp

      Filesize

      88KB

    • memory/2836-41-0x0000000000520000-0x000000000053C000-memory.dmp

      Filesize

      112KB

    • memory/2836-40-0x0000000000480000-0x000000000049E000-memory.dmp

      Filesize

      120KB

    • memory/2836-57-0x0000000000520000-0x0000000000536000-memory.dmp

      Filesize

      88KB