Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    07-10-2023 11:21

General

  • Target

    NEAS.301dab91222f7ec5df8ac2e0b92a8a671697e53c29e55f14ad84643cc48bbed2_JC.exe

  • Size

    1.2MB

  • MD5

    4ba30a08673fd97bcaeb27d725be1d2b

  • SHA1

    9b5386126bd576af3af8aa7ae6e0475db49a11a9

  • SHA256

    301dab91222f7ec5df8ac2e0b92a8a671697e53c29e55f14ad84643cc48bbed2

  • SHA512

    733d3f779a5e29f48acfcfb9bf3c677884bba0926b05567ca2fc83b93f90539ba3667530218409a0ebfe52d22055d55f64ce39e29283e59056c7f08c8ac83243

  • SSDEEP

    24576:XyO7T9Em/2HLhKM4mO+6YW+01hdA/KgMHdDVM5Ferg:iO72HLhhD6BFQKlHdDVM5Mr

Malware Config

Signatures

  • Detect Mystic stealer payload 6 IoCs
  • Mystic

    Mystic is an infostealer written in C++.

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 15 IoCs
  • Adds Run key to start application 2 TTPs 5 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.301dab91222f7ec5df8ac2e0b92a8a671697e53c29e55f14ad84643cc48bbed2_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.301dab91222f7ec5df8ac2e0b92a8a671697e53c29e55f14ad84643cc48bbed2_JC.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2180
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wO8Aq2lq.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wO8Aq2lq.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:856
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\na6tL7Pn.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\na6tL7Pn.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1892
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\GZ3NJ9gf.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\GZ3NJ9gf.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:2772
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\Zj9SX3Gs.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\Zj9SX3Gs.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Adds Run key to start application
            • Suspicious use of WriteProcessMemory
            PID:2664
            • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
              C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
              6⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of SetThreadContext
              • Suspicious use of WriteProcessMemory
              PID:2112
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                7⤵
                • Suspicious use of WriteProcessMemory
                PID:804
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 804 -s 268
                  8⤵
                  • Program crash
                  PID:2568
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 2112 -s 284
                7⤵
                • Loads dropped DLL
                • Program crash
                PID:2516

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wO8Aq2lq.exe
    Filesize

    1.0MB

    MD5

    f3e5abe7edeba1eed973bd079976ac1b

    SHA1

    7f7637334c5da8dd6c1f608cd395d46df7c39642

    SHA256

    5a15203c1e5951cf9d4a97749c31308ba0ddb3c122f22ff089b3cfadc571892f

    SHA512

    62bbf66f3c2f469a45344b4d9cc99bee8f7bf617a26e3824fabd90110df468edcffad3314f2bec05c90521bda54e170c0886b2ec90c9bfd7ed7ab163524db77a

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wO8Aq2lq.exe
    Filesize

    1.0MB

    MD5

    f3e5abe7edeba1eed973bd079976ac1b

    SHA1

    7f7637334c5da8dd6c1f608cd395d46df7c39642

    SHA256

    5a15203c1e5951cf9d4a97749c31308ba0ddb3c122f22ff089b3cfadc571892f

    SHA512

    62bbf66f3c2f469a45344b4d9cc99bee8f7bf617a26e3824fabd90110df468edcffad3314f2bec05c90521bda54e170c0886b2ec90c9bfd7ed7ab163524db77a

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\na6tL7Pn.exe
    Filesize

    885KB

    MD5

    83ab5b39ec2fcd55d695697e373cb55c

    SHA1

    593b5b65f6da80b620b6fc14c2e6f0f893172baf

    SHA256

    bbde4eb06fba00c9cfd38f849ecf86ae550c6f1dd4f0824798952e52636ec6bb

    SHA512

    d969bb28699958848f3e8555dafc2f47eb3428fc5c8a1d92709e202304cf23f051a4f0c55d3d4f6cb7867b31d42049e21f1a6a7bccc86558855965cc06bc4956

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\na6tL7Pn.exe
    Filesize

    885KB

    MD5

    83ab5b39ec2fcd55d695697e373cb55c

    SHA1

    593b5b65f6da80b620b6fc14c2e6f0f893172baf

    SHA256

    bbde4eb06fba00c9cfd38f849ecf86ae550c6f1dd4f0824798952e52636ec6bb

    SHA512

    d969bb28699958848f3e8555dafc2f47eb3428fc5c8a1d92709e202304cf23f051a4f0c55d3d4f6cb7867b31d42049e21f1a6a7bccc86558855965cc06bc4956

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\GZ3NJ9gf.exe
    Filesize

    590KB

    MD5

    dd8c0898d75aa76eceb7f1a33be85708

    SHA1

    0c78577787cf4f0c83d005afaf70cbd65fbfc3c6

    SHA256

    0b8b7638a7bdb7de88011143da1f276110c5f108bcf8a4f0b8da81234f7a5fae

    SHA512

    9b3a3744d4678fa397977ba52e5400a790a7ef1f22906da8d93872edeaad0019b89905b0bb80de2898961e40efa323c700c863b0751e72b4e75cf43882554dc4

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\GZ3NJ9gf.exe
    Filesize

    590KB

    MD5

    dd8c0898d75aa76eceb7f1a33be85708

    SHA1

    0c78577787cf4f0c83d005afaf70cbd65fbfc3c6

    SHA256

    0b8b7638a7bdb7de88011143da1f276110c5f108bcf8a4f0b8da81234f7a5fae

    SHA512

    9b3a3744d4678fa397977ba52e5400a790a7ef1f22906da8d93872edeaad0019b89905b0bb80de2898961e40efa323c700c863b0751e72b4e75cf43882554dc4

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\Zj9SX3Gs.exe
    Filesize

    417KB

    MD5

    e7dba880314e9f98816aa24b7319f532

    SHA1

    614373b62f25636d1f4f89ad4960300b9bed7b26

    SHA256

    ec53a9d3d894367786306e87248b550ecaae629cc97e8a2540861f9553a85a0c

    SHA512

    5368f75943eea01a3056a8e7d2f46c4c795ebc29bb7b9d3cf4ce182f5b0e2b69d9be1b373da24efbea4a829cf4d9afe01c5dc85ffc5ae68f84a50e6b0dd568bd

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\Zj9SX3Gs.exe
    Filesize

    417KB

    MD5

    e7dba880314e9f98816aa24b7319f532

    SHA1

    614373b62f25636d1f4f89ad4960300b9bed7b26

    SHA256

    ec53a9d3d894367786306e87248b550ecaae629cc97e8a2540861f9553a85a0c

    SHA512

    5368f75943eea01a3056a8e7d2f46c4c795ebc29bb7b9d3cf4ce182f5b0e2b69d9be1b373da24efbea4a829cf4d9afe01c5dc85ffc5ae68f84a50e6b0dd568bd

  • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\wO8Aq2lq.exe
    Filesize

    1.0MB

    MD5

    f3e5abe7edeba1eed973bd079976ac1b

    SHA1

    7f7637334c5da8dd6c1f608cd395d46df7c39642

    SHA256

    5a15203c1e5951cf9d4a97749c31308ba0ddb3c122f22ff089b3cfadc571892f

    SHA512

    62bbf66f3c2f469a45344b4d9cc99bee8f7bf617a26e3824fabd90110df468edcffad3314f2bec05c90521bda54e170c0886b2ec90c9bfd7ed7ab163524db77a

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\wO8Aq2lq.exe
    Filesize

    1.0MB

    MD5

    f3e5abe7edeba1eed973bd079976ac1b

    SHA1

    7f7637334c5da8dd6c1f608cd395d46df7c39642

    SHA256

    5a15203c1e5951cf9d4a97749c31308ba0ddb3c122f22ff089b3cfadc571892f

    SHA512

    62bbf66f3c2f469a45344b4d9cc99bee8f7bf617a26e3824fabd90110df468edcffad3314f2bec05c90521bda54e170c0886b2ec90c9bfd7ed7ab163524db77a

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\na6tL7Pn.exe
    Filesize

    885KB

    MD5

    83ab5b39ec2fcd55d695697e373cb55c

    SHA1

    593b5b65f6da80b620b6fc14c2e6f0f893172baf

    SHA256

    bbde4eb06fba00c9cfd38f849ecf86ae550c6f1dd4f0824798952e52636ec6bb

    SHA512

    d969bb28699958848f3e8555dafc2f47eb3428fc5c8a1d92709e202304cf23f051a4f0c55d3d4f6cb7867b31d42049e21f1a6a7bccc86558855965cc06bc4956

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\na6tL7Pn.exe
    Filesize

    885KB

    MD5

    83ab5b39ec2fcd55d695697e373cb55c

    SHA1

    593b5b65f6da80b620b6fc14c2e6f0f893172baf

    SHA256

    bbde4eb06fba00c9cfd38f849ecf86ae550c6f1dd4f0824798952e52636ec6bb

    SHA512

    d969bb28699958848f3e8555dafc2f47eb3428fc5c8a1d92709e202304cf23f051a4f0c55d3d4f6cb7867b31d42049e21f1a6a7bccc86558855965cc06bc4956

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\GZ3NJ9gf.exe
    Filesize

    590KB

    MD5

    dd8c0898d75aa76eceb7f1a33be85708

    SHA1

    0c78577787cf4f0c83d005afaf70cbd65fbfc3c6

    SHA256

    0b8b7638a7bdb7de88011143da1f276110c5f108bcf8a4f0b8da81234f7a5fae

    SHA512

    9b3a3744d4678fa397977ba52e5400a790a7ef1f22906da8d93872edeaad0019b89905b0bb80de2898961e40efa323c700c863b0751e72b4e75cf43882554dc4

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\GZ3NJ9gf.exe
    Filesize

    590KB

    MD5

    dd8c0898d75aa76eceb7f1a33be85708

    SHA1

    0c78577787cf4f0c83d005afaf70cbd65fbfc3c6

    SHA256

    0b8b7638a7bdb7de88011143da1f276110c5f108bcf8a4f0b8da81234f7a5fae

    SHA512

    9b3a3744d4678fa397977ba52e5400a790a7ef1f22906da8d93872edeaad0019b89905b0bb80de2898961e40efa323c700c863b0751e72b4e75cf43882554dc4

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\Zj9SX3Gs.exe
    Filesize

    417KB

    MD5

    e7dba880314e9f98816aa24b7319f532

    SHA1

    614373b62f25636d1f4f89ad4960300b9bed7b26

    SHA256

    ec53a9d3d894367786306e87248b550ecaae629cc97e8a2540861f9553a85a0c

    SHA512

    5368f75943eea01a3056a8e7d2f46c4c795ebc29bb7b9d3cf4ce182f5b0e2b69d9be1b373da24efbea4a829cf4d9afe01c5dc85ffc5ae68f84a50e6b0dd568bd

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\Zj9SX3Gs.exe
    Filesize

    417KB

    MD5

    e7dba880314e9f98816aa24b7319f532

    SHA1

    614373b62f25636d1f4f89ad4960300b9bed7b26

    SHA256

    ec53a9d3d894367786306e87248b550ecaae629cc97e8a2540861f9553a85a0c

    SHA512

    5368f75943eea01a3056a8e7d2f46c4c795ebc29bb7b9d3cf4ce182f5b0e2b69d9be1b373da24efbea4a829cf4d9afe01c5dc85ffc5ae68f84a50e6b0dd568bd

  • \Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • \Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • \Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • \Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • \Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • \Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • \Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • memory/804-54-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/804-58-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/804-59-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
    Filesize

    4KB

  • memory/804-60-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/804-62-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/804-64-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/804-57-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/804-56-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/804-55-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/804-53-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB