Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    08-10-2023 13:49

General

  • Target

    NEAS.05daa945e702ff519d4af6f3cfafdf2a2dfefa71a07f113967f85bdb34778a9cexe_JC.exe

  • Size

    1.1MB

  • MD5

    9e8e8914c4edc0d0c1419bdbbab56110

  • SHA1

    b461b0ff15785db016c24fbeb8f436dfcb73932d

  • SHA256

    05daa945e702ff519d4af6f3cfafdf2a2dfefa71a07f113967f85bdb34778a9c

  • SHA512

    1dea66c95bec6edee881f41cb8bdbe4297fd8b0954bb0d803d2429410f0ebcb8892103abc7ef7d0a10e7ce33761df259ee059f9cd626ef65748494d0121718a2

  • SSDEEP

    24576:/yrwgFn4dBaSprQ28P45T3f2NNzxZ22ErFjFNYG9kUN4O6k7YT:KrwgFn4dBa4rQwG1xZhErbNYR47Y

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.05daa945e702ff519d4af6f3cfafdf2a2dfefa71a07f113967f85bdb34778a9cexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.05daa945e702ff519d4af6f3cfafdf2a2dfefa71a07f113967f85bdb34778a9cexe_JC.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zT9tA25.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zT9tA25.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2480
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kG8dY74.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kG8dY74.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2908
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hv6Vk21.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hv6Vk21.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:1352
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1hD97Id0.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1hD97Id0.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:2724
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2EL1641.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2EL1641.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:2576
            • 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:3036
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 3036 -s 268
                7⤵
                • Program crash
                PID:2416
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 284
              6⤵
              • Loads dropped DLL
              • Program crash
              PID:1484

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zT9tA25.exe
    Filesize

    991KB

    MD5

    e034091396f5a324831a34ade6cf7de9

    SHA1

    455d138fc20e9ce10668538084b85746e72cbab9

    SHA256

    88f2ac03962f69490a20bbafed39bd74d5b0aa6168184c0db2a5d015eb6ab788

    SHA512

    5964b80ab12893b5c510990d158fe82a411edfa3e9da9c3e15776384931a6e10d31cbce93f8e29eaa98d0d5d53d1d704b2c76fa5500f0aa8e40c9eb8f550246c

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zT9tA25.exe
    Filesize

    991KB

    MD5

    e034091396f5a324831a34ade6cf7de9

    SHA1

    455d138fc20e9ce10668538084b85746e72cbab9

    SHA256

    88f2ac03962f69490a20bbafed39bd74d5b0aa6168184c0db2a5d015eb6ab788

    SHA512

    5964b80ab12893b5c510990d158fe82a411edfa3e9da9c3e15776384931a6e10d31cbce93f8e29eaa98d0d5d53d1d704b2c76fa5500f0aa8e40c9eb8f550246c

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kG8dY74.exe
    Filesize

    696KB

    MD5

    892e45be1fa1331195d676bc278406b1

    SHA1

    d9da35aeb223fce897155147e9c3c48db3107a8b

    SHA256

    c7f21d8d8981fe92c303c3a4cdf6758c70c148442e10c424a4d407404ee21c6f

    SHA512

    652820b46ad147b2a73f958416785b6575263ac5eda175093a9622428aabf54ba0aa61f4c50de7b2b700b428f9976aad1c8552d50319ebaeb5b9298d6d852e69

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kG8dY74.exe
    Filesize

    696KB

    MD5

    892e45be1fa1331195d676bc278406b1

    SHA1

    d9da35aeb223fce897155147e9c3c48db3107a8b

    SHA256

    c7f21d8d8981fe92c303c3a4cdf6758c70c148442e10c424a4d407404ee21c6f

    SHA512

    652820b46ad147b2a73f958416785b6575263ac5eda175093a9622428aabf54ba0aa61f4c50de7b2b700b428f9976aad1c8552d50319ebaeb5b9298d6d852e69

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hv6Vk21.exe
    Filesize

    452KB

    MD5

    bf6df26e9267bcccfc46604c526f4973

    SHA1

    bbfd87e7214ef070967b7c5da530ee6e91055930

    SHA256

    fc550069d79b3f6468d2c9567ac329b2337d2c78099167b54bcc69a723f1e578

    SHA512

    cf48e1dbad6c7f0aab83ab489166f461094260070b5539b38d244a35fe905da902e92059fc796ae2c7c59dabcd854e33070d0c054497ed94341c9ad59cfc6411

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hv6Vk21.exe
    Filesize

    452KB

    MD5

    bf6df26e9267bcccfc46604c526f4973

    SHA1

    bbfd87e7214ef070967b7c5da530ee6e91055930

    SHA256

    fc550069d79b3f6468d2c9567ac329b2337d2c78099167b54bcc69a723f1e578

    SHA512

    cf48e1dbad6c7f0aab83ab489166f461094260070b5539b38d244a35fe905da902e92059fc796ae2c7c59dabcd854e33070d0c054497ed94341c9ad59cfc6411

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1hD97Id0.exe
    Filesize

    192KB

    MD5

    8904f85abd522c7d0cb5789d9583ccff

    SHA1

    5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

    SHA256

    7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

    SHA512

    04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1hD97Id0.exe
    Filesize

    192KB

    MD5

    8904f85abd522c7d0cb5789d9583ccff

    SHA1

    5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

    SHA256

    7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

    SHA512

    04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2EL1641.exe
    Filesize

    378KB

    MD5

    84eb9f7a93e19143a2bdca9e40d96389

    SHA1

    86af362c1e699881a7307126516c1ab7092754e4

    SHA256

    5d0f3fa2ca794f5b5c474cfdeaffb4bad8f5b1cd69bcb09de406133a3ae4712d

    SHA512

    1f9d402810705cc2dd5a32073c104330c986ed68a877c83ab4b323577950f6bcc3695c0fabd349b722348d55a959a45cc88a1a52b9a34c2378ae09f25821bffa

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2EL1641.exe
    Filesize

    378KB

    MD5

    84eb9f7a93e19143a2bdca9e40d96389

    SHA1

    86af362c1e699881a7307126516c1ab7092754e4

    SHA256

    5d0f3fa2ca794f5b5c474cfdeaffb4bad8f5b1cd69bcb09de406133a3ae4712d

    SHA512

    1f9d402810705cc2dd5a32073c104330c986ed68a877c83ab4b323577950f6bcc3695c0fabd349b722348d55a959a45cc88a1a52b9a34c2378ae09f25821bffa

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2EL1641.exe
    Filesize

    378KB

    MD5

    84eb9f7a93e19143a2bdca9e40d96389

    SHA1

    86af362c1e699881a7307126516c1ab7092754e4

    SHA256

    5d0f3fa2ca794f5b5c474cfdeaffb4bad8f5b1cd69bcb09de406133a3ae4712d

    SHA512

    1f9d402810705cc2dd5a32073c104330c986ed68a877c83ab4b323577950f6bcc3695c0fabd349b722348d55a959a45cc88a1a52b9a34c2378ae09f25821bffa

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\zT9tA25.exe
    Filesize

    991KB

    MD5

    e034091396f5a324831a34ade6cf7de9

    SHA1

    455d138fc20e9ce10668538084b85746e72cbab9

    SHA256

    88f2ac03962f69490a20bbafed39bd74d5b0aa6168184c0db2a5d015eb6ab788

    SHA512

    5964b80ab12893b5c510990d158fe82a411edfa3e9da9c3e15776384931a6e10d31cbce93f8e29eaa98d0d5d53d1d704b2c76fa5500f0aa8e40c9eb8f550246c

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\zT9tA25.exe
    Filesize

    991KB

    MD5

    e034091396f5a324831a34ade6cf7de9

    SHA1

    455d138fc20e9ce10668538084b85746e72cbab9

    SHA256

    88f2ac03962f69490a20bbafed39bd74d5b0aa6168184c0db2a5d015eb6ab788

    SHA512

    5964b80ab12893b5c510990d158fe82a411edfa3e9da9c3e15776384931a6e10d31cbce93f8e29eaa98d0d5d53d1d704b2c76fa5500f0aa8e40c9eb8f550246c

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\kG8dY74.exe
    Filesize

    696KB

    MD5

    892e45be1fa1331195d676bc278406b1

    SHA1

    d9da35aeb223fce897155147e9c3c48db3107a8b

    SHA256

    c7f21d8d8981fe92c303c3a4cdf6758c70c148442e10c424a4d407404ee21c6f

    SHA512

    652820b46ad147b2a73f958416785b6575263ac5eda175093a9622428aabf54ba0aa61f4c50de7b2b700b428f9976aad1c8552d50319ebaeb5b9298d6d852e69

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\kG8dY74.exe
    Filesize

    696KB

    MD5

    892e45be1fa1331195d676bc278406b1

    SHA1

    d9da35aeb223fce897155147e9c3c48db3107a8b

    SHA256

    c7f21d8d8981fe92c303c3a4cdf6758c70c148442e10c424a4d407404ee21c6f

    SHA512

    652820b46ad147b2a73f958416785b6575263ac5eda175093a9622428aabf54ba0aa61f4c50de7b2b700b428f9976aad1c8552d50319ebaeb5b9298d6d852e69

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\hv6Vk21.exe
    Filesize

    452KB

    MD5

    bf6df26e9267bcccfc46604c526f4973

    SHA1

    bbfd87e7214ef070967b7c5da530ee6e91055930

    SHA256

    fc550069d79b3f6468d2c9567ac329b2337d2c78099167b54bcc69a723f1e578

    SHA512

    cf48e1dbad6c7f0aab83ab489166f461094260070b5539b38d244a35fe905da902e92059fc796ae2c7c59dabcd854e33070d0c054497ed94341c9ad59cfc6411

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\hv6Vk21.exe
    Filesize

    452KB

    MD5

    bf6df26e9267bcccfc46604c526f4973

    SHA1

    bbfd87e7214ef070967b7c5da530ee6e91055930

    SHA256

    fc550069d79b3f6468d2c9567ac329b2337d2c78099167b54bcc69a723f1e578

    SHA512

    cf48e1dbad6c7f0aab83ab489166f461094260070b5539b38d244a35fe905da902e92059fc796ae2c7c59dabcd854e33070d0c054497ed94341c9ad59cfc6411

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\1hD97Id0.exe
    Filesize

    192KB

    MD5

    8904f85abd522c7d0cb5789d9583ccff

    SHA1

    5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

    SHA256

    7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

    SHA512

    04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\1hD97Id0.exe
    Filesize

    192KB

    MD5

    8904f85abd522c7d0cb5789d9583ccff

    SHA1

    5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

    SHA256

    7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

    SHA512

    04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2EL1641.exe
    Filesize

    378KB

    MD5

    84eb9f7a93e19143a2bdca9e40d96389

    SHA1

    86af362c1e699881a7307126516c1ab7092754e4

    SHA256

    5d0f3fa2ca794f5b5c474cfdeaffb4bad8f5b1cd69bcb09de406133a3ae4712d

    SHA512

    1f9d402810705cc2dd5a32073c104330c986ed68a877c83ab4b323577950f6bcc3695c0fabd349b722348d55a959a45cc88a1a52b9a34c2378ae09f25821bffa

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2EL1641.exe
    Filesize

    378KB

    MD5

    84eb9f7a93e19143a2bdca9e40d96389

    SHA1

    86af362c1e699881a7307126516c1ab7092754e4

    SHA256

    5d0f3fa2ca794f5b5c474cfdeaffb4bad8f5b1cd69bcb09de406133a3ae4712d

    SHA512

    1f9d402810705cc2dd5a32073c104330c986ed68a877c83ab4b323577950f6bcc3695c0fabd349b722348d55a959a45cc88a1a52b9a34c2378ae09f25821bffa

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2EL1641.exe
    Filesize

    378KB

    MD5

    84eb9f7a93e19143a2bdca9e40d96389

    SHA1

    86af362c1e699881a7307126516c1ab7092754e4

    SHA256

    5d0f3fa2ca794f5b5c474cfdeaffb4bad8f5b1cd69bcb09de406133a3ae4712d

    SHA512

    1f9d402810705cc2dd5a32073c104330c986ed68a877c83ab4b323577950f6bcc3695c0fabd349b722348d55a959a45cc88a1a52b9a34c2378ae09f25821bffa

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2EL1641.exe
    Filesize

    378KB

    MD5

    84eb9f7a93e19143a2bdca9e40d96389

    SHA1

    86af362c1e699881a7307126516c1ab7092754e4

    SHA256

    5d0f3fa2ca794f5b5c474cfdeaffb4bad8f5b1cd69bcb09de406133a3ae4712d

    SHA512

    1f9d402810705cc2dd5a32073c104330c986ed68a877c83ab4b323577950f6bcc3695c0fabd349b722348d55a959a45cc88a1a52b9a34c2378ae09f25821bffa

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2EL1641.exe
    Filesize

    378KB

    MD5

    84eb9f7a93e19143a2bdca9e40d96389

    SHA1

    86af362c1e699881a7307126516c1ab7092754e4

    SHA256

    5d0f3fa2ca794f5b5c474cfdeaffb4bad8f5b1cd69bcb09de406133a3ae4712d

    SHA512

    1f9d402810705cc2dd5a32073c104330c986ed68a877c83ab4b323577950f6bcc3695c0fabd349b722348d55a959a45cc88a1a52b9a34c2378ae09f25821bffa

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2EL1641.exe
    Filesize

    378KB

    MD5

    84eb9f7a93e19143a2bdca9e40d96389

    SHA1

    86af362c1e699881a7307126516c1ab7092754e4

    SHA256

    5d0f3fa2ca794f5b5c474cfdeaffb4bad8f5b1cd69bcb09de406133a3ae4712d

    SHA512

    1f9d402810705cc2dd5a32073c104330c986ed68a877c83ab4b323577950f6bcc3695c0fabd349b722348d55a959a45cc88a1a52b9a34c2378ae09f25821bffa

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2EL1641.exe
    Filesize

    378KB

    MD5

    84eb9f7a93e19143a2bdca9e40d96389

    SHA1

    86af362c1e699881a7307126516c1ab7092754e4

    SHA256

    5d0f3fa2ca794f5b5c474cfdeaffb4bad8f5b1cd69bcb09de406133a3ae4712d

    SHA512

    1f9d402810705cc2dd5a32073c104330c986ed68a877c83ab4b323577950f6bcc3695c0fabd349b722348d55a959a45cc88a1a52b9a34c2378ae09f25821bffa

  • memory/2724-57-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/2724-51-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/2724-61-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/2724-63-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/2724-65-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/2724-67-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/2724-69-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/2724-55-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/2724-53-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/2724-43-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/2724-49-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/2724-47-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/2724-45-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/2724-59-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/2724-40-0x0000000000AC0000-0x0000000000ADE000-memory.dmp
    Filesize

    120KB

  • memory/2724-41-0x0000000000AE0000-0x0000000000AFC000-memory.dmp
    Filesize

    112KB

  • memory/2724-42-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/3036-79-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/3036-85-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
    Filesize

    4KB

  • memory/3036-83-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/3036-86-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/3036-88-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/3036-90-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/3036-84-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/3036-82-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/3036-81-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/3036-80-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB